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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-40cm thick wind slabs exist in high alpine features and are stubborn to unreactive from field reports. W of the divide, a well settled snowpack exists in deeper locations with the basal Nov 6 crust well bonded. In the front ranges E of the divide, a facetted snowpack exists with the Nov 6 basal crust being mainly facetted. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowpack is faceting and losing strength in shallow areas. Midpack is still generally supportive above treeline, with wind slabs in lee features at upper elevations. New surface hoar is being observed on the surface and is quite widespread. Moderate Northerly winds at ridgetop elevation may be causing some reverse loading in exposed terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New surface hoar is growing. 15cm of light snow buried a small surface hoar layer on Dec 25. This layer formed on unconsolidated snow between 1500-2000m. Tests on a W aspect at 2180m found planar results down 40cm on top of well settled snow. The Nov. crust is down 160cm and has yet to produce avalanches. Snowpack depths are below average.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> </span><span class="s_1681A555"> 2cm of HN sits above a thin suncrust on S aspects. 5cm to 10cm of recent HST now hides thin windslabs found in open lee areas treeline and above produced by moderate SW winds. S and W slopes are predominantly scoured with crossloaded features.  Up to 350cm in loaded areas at treeline with 200cm being the average.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard slabs under ridge tops in isolated areas warrant careful consideration. As alpine temperatures increase over the next 48 hours, the possibility of triggering these may also increase.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowpack is faceting and losing strength in shallow areas. Midpack is still generally supportive above treeline, with wind slabs in lee features at upper elevations. New surface hoar is being observed on the surface and is quite widespread below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface snow is facetting with cold temps. Recent tests indicate that the interface down ~30cm between the new and old settled snow will fail with moderate force but is resistant to move. The Nov. crust down 160cm collapses with a hard force in snowpack tests but has yet to produce avalanches. Snowpack depths are below average.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard wind slabs exist in exposed alpine features but haven't been reactive to skier traffic. Suface hoar is growing in sheltered treeline locations. W of the divide, a well settled snowpack exists with the basal Nov 6 crust well bonded. In the front ranges E of the divide, a facetted snowpack exists with the Nov 6 basal crust being mainly facetted. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowpack is faceting and losing strength in shallow areas. Midpack is still generally supportive above treeline, with wind slabs in lee features at upper elevations. Surface hoar is developing with the cool overnight temperatures and light valley bottom winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface snow is facetting with cold temps. Recent tests indicate that the interface down ~30cm between the new and old settled snow will fail with moderate force but is resistant to move. The Nov. crust is down 160cm collapses with a hard force in snowpack tests but has yet to produce avalanches. Snowpack depths are below average.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard wind slabs exist in exposed alpine features but haven't been reactive to skier traffic. Suface hoar is growing in sheltered treeline locations. W of the divide, a well settled snowpack exists with the basal Nov 6 crust well bonded. In the front ranges E of the divide, a facetted snowpack exists with the Nov 6 basal crust being mainly facetted. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is faceting and losing strength especially in shallow areas.  At tree line and above, the mid-pack is generally supportive where snow pack is greater than a meter.  Wind slabs are present in lee features at upper elevations. Surface hoar is developing with the cool overnight temperatures and light valley bottom winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface snow is facetting with cold temps. Recent tests indicate that the interface down ~30cm between the new and old settled snow will fail with moderate force but is resistant to move. The Nov. crust is down 160cm collapses with a hard force in snowpack tests but has yet to produce avalanches. Snowpack depths are below average.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some surface hoar growth over the last two days at all elevations.  Light sun crust on steep S aspects.  Moderate W winds creating hard and soft wind slabs in open areas at tree line and in the alpine.  Below this the snowpack is generally well settled with no major shears.  Still some concerns for weak basal facets in shallow snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard wind slabs exist in exposed alpine features but haven't been reactive to skier traffic. Surface hoar is growing in sheltered treeline locations. W of the divide, a well settled snowpack exists with the basal Nov 6 crust well bonded. In the front ranges E of the divide, a facetted snowpack exists with the Nov 6 basal crust being mainly faceted. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is faceting and losing strength especially in shallow areas.  At tree line and above, the mid-pack is generally supportive where the snow depth is greater than a meter.  Wind slabs are present in lee features at upper elevations. Surface hoar is developing with the cool overnight temperatures and light valley bottom winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar rad has produced breakable sfc Cr mainly on steep solar aspects above 1700m.  Some easterly slopes are also effected. Yesterday we observed SH on the sfc up to 2150 m, the largest at the top of the VF ~1600 m (sz 10-20mm).  Cold temps and below ave HS have produced more faceting in the snowpack then normal, especially in the top 30 cm.  </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field trips in Kootenay and Hwy93 N. found surface hoar to 1cm up to treeline as well as surface facetting.  Some hard wind slabs in alpine areas are mainly unreactive.  Mid pack maintaining strength in deeper snow pack areas, but thin areas are mainly faceted, including the basal Nov 6 crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is faceting and losing strength especially in shallow areas.  At tree line and above, the mid-pack is generally supportive where the snow depth is greater than a meter.  Wind slabs are present in lee features at upper elevations. Surface hoar is developing with the cool overnight temperatures and light valley bottom winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar rad has produced breakable sfc Cr mainly on steep solar aspects above 1700m. Some easterly slopes are also effected. On Thursday we observed SH on the sfc up to 2150 m, the largest at the top of the VF ~1600 m (sz 10-20mm). Cold temps and below ave HS have produced more faceting in the snowpack then normal, especially in the top 30 cm.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Between 5 and 20cm of very low density snow fell last night and into today. The was virtually no wind affect at tree line today in the Little Yoho and Highway 93 South areas. There were limited observations in the alpine, however, it suspected that winds have started to create soft slabs, and avalanche activity should be expected.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">7mm surface hoar formed over New-years. It is now buried by 5cm of new snow. We call this the 'Jan 6th layer' which will need to be assessed as snowload increases. The mid-pack remains supportive where the snow depth is more than a meter otherwise facetting continues where shallow. Wind slabs are present in lee features at treeline and above.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of new snow over a facetted old snow interface. The Dec 25 and January 4 surface hoar layers are down around 30cm and 20cm respectively where present, mostly from 1500 to 2000m. The mid-pack is still well settled except in shallower areas where it has become weak and facetted. The Nov 6 crust is down 130cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-30 cm of new snow overlies the Jan. 6th interface which is either a facet, surface hoar, or hard slab layer. Moderate S/SW winds have created soft slabs in exposed alpine and treeline areas. Field reports say these new slabs range from touchy to stubborn to trigger. The lower snowpack is facetted E of the divide and well settled to the W.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temperatures and the lack of snow over the past&nbsp; month has eroded the core strength of the snowpack. Watch for windslab conditions in the alpine and the most recent feature of the snowpack which is a surface hoar crystal layer. This is starting to be buried and once covered by 30cm of snow will present an avalanche problem. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of new snow over a facetted interface. This storm snow sits on a sun crust on steep south and west aspects. The Dec 25 surface hoar layer is down 40cm and the Jan 4 surface hoar layer is down around 25cm. These layers are more prominent between 1500 and 2000m. Well settled mid pack. Nov 6 crust is down 130 - 150cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the Sunshine Area approximately 15cm of snow fell last night. This has refreshed the ski quality, however, it has added more load to the Jan 6th layer. Although we have not reached a critical threshold as of today, it is important to remember that the incoming storm track will add significant load and this layer will &quot;wake up&quot;, likely Weds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread surface hoar (2-7mm) has been buried by up to 10 cm of new snow.  The snowpack is faceted and is losing strength in shallow areas. The mid-pack is supportive where the snow depth is greater than a meter. Wind slabs are present in lee features at tree line and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60 cm of storm snow overlies a variety of surfaces ranging from sun crust on south and west aspects to surface hoar on north and east. The surface hoar buried is largest between 1500-2000m. The mid-pack is well settled and the Nov 6 crust is down 150 to 180cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_DDF6C5E8">Jan 5 suncrust/surface hoar layer is now down 15-30cm. SH up to 15mm was found on sheltered N locations. Strong SW winds building new slabs with lots of storm snow available for transport. S and W slopes predominantly scoured with crossloaded features. Buried windslabs lingering in open areas treeline and above produced by moderate SW winds Dec 28.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-50 cm new snow in past 24 hrs at treeline and up to 80 cm in past 72 hours. Mod SW winds  producing storm slabs that are sitting on a weak facet layer. Widespread natural cycle in storm snow observed today</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm of storm snow fell on Wednesday.  Below tree line, this new unconsolidated snow is sitting on a thin facetted snowpack.  In sheltered tree line areas the storm snow is sitting on a supportive mid-pack.  In wind exposed tree line and alpine areas, a 30-50 cm deep soft wind slab has formed on the previously faceted surface.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 70 cm of storm snow overlies a weak layer of buried surface hoar and facets.  This layer is best developed between 1500 and 2000 meters, but exists at all elevations.  The mid-pack is well settled and the Nov 6 crust can still be found about 30cm above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Up to 80 cm recent storm snow and mod SW winds created storm slabs that are sitting on a weak layer of facetted crystals and in some areas surface hoar. In deep snow pack areas the mid pack remains strong.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm of low density storm snow fell on Wednesday.  Below tree line, it sits on a thin facetted snowpack. In sheltered tree line areas this new snow is sitting on a supportive mid-pack.  In wind exposed tree line and alpine areas, a 30-50 cm deep soft wind slab has formed on a variety of aspects and buried a surface hoar layer from Jan 6.   </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 70 cm of storm snow overlies a weak layer of buried surface hoar and facets. This layer is best developed between 1500 and 2000 meters, but exists at all elevations.  This layer is also best developed on the eastern side of the park, where surface hoar grew larger than in the west.  This variability will make hazard evaluation tricky.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">50 cm low density storm snow above 1500m with little wind effect or slab formation. The Jan 5 interface is now down 70-90cm with a 30-40 cm soft slab immediately above it. This interface produced Moderate to Hard test results on Surface Hoar in sheltered N and E locations. Suncrust exists at this interface on steep S aspects. 290 cm at treeline</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50 cm of settled storm snow and mod SW winds created storm slabs that are sitting on a weak layer of surface hoar and faceted crystals. On steeper S aspects, sun crusts were buried. The winds died down at the end of the storm, so wind slabs formed during the storm may be hidden by innocent-looking powder. The mid-pack in most areas is strong.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm of low density storm snow fell on Wednesday. Winds have yet to move it around. Low elevations it sits on a facetted thin snowpack. In tree line its on thicker supportive mid-pack. In wind exposed tree line and alpine areas, some very soft slab have formed on a variety of aspects.  A buried a surface hoar layer from Jan 6 is lurking. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70cm of storm snow overlies a weak layer of buried surface hoar. The surface hoar sits on a crust which is best developed on steep S/SW slopes.  The surface hoar layer was the largest in sheltered areas between 1500 and 1700m. This layer is more prominent on the eastern side of the park.  This variability will make hazard evaluation tricky.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50cm of recent storm snow sits atop a variety of old surfaces: surface hoar and facets at and below tree-line, and wind or sun crusts in the alpine. Storm slabs were also buried during the storm. Where the wind has redistributed the new snow, whumphing and cracking was observed today, suggesting human-triggering is still possible. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm of low density storm snow fell on Wednesday but nothing since then. Winds are forming it into slabs alpine and exposed treeline locations. Low elevations the snow remains thin and facetted. Tree line and above its thicker and supportive. A buried a surface hoar layer from Jan 6 is lurking but has yet to become an issue. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70cm of storm snow overlies a weak layer of buried surface hoar. The surface hoar sits on a crust which is best developed on steep S/SW slopes. The surface hoar grew largest in sheltered areas (1500 to 1700m). This layer is more prominent on the eastern side of the park. This layer will be most reactive on the specific terrain described above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Recent whunpfing and cracking indicates that the January 6 interface is still a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Winds have formed thin slabs out of Wednesday's 30cm storm snow at alpine and exposed treeline locations. The snowpack remains thin and facetted at lower elevations. Above tree line its thicker and supportive. A buried a surface hoar-surface facet layer 30cm down from Jan 6 is lurking but remains stubborn.      </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70cm of storm snow is settling into a cohesive slab which overlies the Jan.4 persistent layer. The distribution of this layer is variable, but tests indicate it is skier triggerable. It consists of surface hoar which is largest in sheltered areas between 1500 and 1700m, and a crust with facets or surface hoar which on steep S'ly slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snow pack test today reveals 20cm of settled storm snow sitting on top of the Jan 6th interface at the Sunshine Village study plot. Below this, a predominantly faceted snowpack exists. The height of snow was 135cm and no significant shears were noted during compression tests. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Snowpack remains thin and facetted at lower elevations.&nbsp; Last week's storm snow has buried a surface hoar layer (Jan6) down approx 30cm.  New windslabs at upper elevations that were previously stubborn to trigger may quickly become touchier as they undergo a rapid temperature change and increased loading with strong winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 30-60cm slab overlies the Jan.4 persistent layer. The distribution of this layer is variable but tests and a Sa yesterday indicate it is triggerable. Our main concern is on steep S'ly slopes where facets or surface hoar overlie a crust. In sheltered areas on all aspects between 1500 and 1700m it consists of surface hoar. New windslabs have formed</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 to 50cm of snow sit over the Jan 6th interface. Today, in Kootenay, the Jan 6 interface was well preserved surface hoar between 3 to 5mm in size. Snowpack tests provided easy shears. The slab characteristics were 'sudden planar', or rather, the column popped out like a cash register drawer. No other significant shears were noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Snowpack remains thin and facetted at lower elevations, but is supportive above treeline. Last week's storm snow has buried a surface hoar layer (Jan6) down approx 30cm.&nbsp; Windslabs forming on Southerly alpine aspects and significant snow transport by intense winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft and hard wind slabs overlie the January 4 sun crust-surface hoar layer.  This layer is down 40-60cm.  The sensitivity of this layer is quite variable, however skiers have been triggering avalanches on this layer in specific terrain features.  Steep solar aspects are most reactive.  The mid-pack remains strong.  </span></p>
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</style><p class="p_3F50020"><span class="s_A8FEC758">Up to 5cm HN with Strong NW winds creating windslabs near exposed ridge crests. 30-40cm low denisty snow is sitting on a 20-40 cm slab over the Jan 5 interface. Moderate Sudden Planar test results can be found on preserved surface hoar at this interface in isolated, sheltered locations. There is a high degree of variability with this layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 to 50cm of snow sit over the Jan 6th interface.  In several locations in Kootenay and some areas near Sunshine, the Jan 6 interface is a well preserved surface hoar (3 to 5mm in size). Tests show easy sudden planar shears. It's worth digging down to it in a few locations to check if it's present. Alpine features have been blasted by recent wind.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Snowpack remains thin and facetted at lower elevations, but is supportive above tree line. Last week's storm snow has buried a surface hoar layer (Jan6) down approx 30cm.  Windslabs have formed on Southwesterly alpine aspects and previous significant snow transport by intense winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures in the alpine (inversion) combined with moderate to strong SW winds are continuing to create hard and soft slabs, especially in the alpine.  These slabs overlie the January 4 interface, down 40-60cm.  Steep solar aspects are most reactive due to facets on a crust.  Significant loading should also be expected on NE aspects.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 to 50cm of snow sit over the Jan 6th interface.  In several locations in Kootenay and some areas near Sunshine, the Jan 6 interface is a well preserved surface hoar (3 to 5mm in size). Tests show easy sudden planar shears. It's worth digging down to it in a few locations to check if it's present. Alpine features have been blasted by recent wind.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Snowpack remains thin and facetted at lower elevations, but is supportive above tree line. Last week's storm snow has buried a surface hoar layer (Jan6) down approx 30cm.  A variety of wind slabs are building on lee alpine, tree line and on open slopes below tree line from moderate to strong southwesterly winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures in the alpine (inversion) combined with moderate to strong SW winds are continuing to create hard and soft slabs, especially in the alpine.  These slabs overlie the January 4 interface, down 40-60cm.? Steep solar aspects are most reactive due to facets on a crust.  Significant loading should also be expected on NE aspects.? </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Thin sun crust on steep S aspects. Wind slabs forming near ridge crests and in open areas at tree line and above from Moderate to Strong NW winds.  Below this is a well settled snowpack.  No significant shears found in test profiles over the past several days.  Still some concerns for facets in thin areas and cross loaded gully features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of snow sits over the Jan 6th interface (surface hoar in kootenay it's worth to dig down to check on the interface in a few places). Few avalanches have occurred on this interface, it may need more load. There is a strong midpack West of the divide.&nbsp;  East side has been wind hammered leaving wind crust/slab over weaker snow layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Extreme NW winds have stripped alpine and tree line fetch zones.  Hard to soft wind slabs are present on all lee slopes, predominately tree line and above.  In thin areas, these slabs are sitting on weak basal facets.  Below tree line, the old storm snow is moist and will consolidate with cooling temperatures, over a rotten base of facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures in the alpine (inversion) combined with moderate to strong SW winds has created hard and soft slabs, especially in the alpine.? These slabs overlie the January 4 interface, down 40-60cm, and can be most reactive on steep solar aspects due to facets that formed on a crust.? Significant loading can also be expected on NE aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20+ cm variable windslabs from strong W/NW winds over last 3 days. 25-35cm over Jan 6 interface of facets and/or surface hoar (preserved W of divide treeline and below). Helen Ridge profile at treeline found mod. compression results on a 15cm surface windslab, with no results below on a mainly facetted snowpack. Thin sun crust on steep S slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Extreme NW winds have stripped alpine and tree line fetch zones. Hard wind slabs are present on treeline and above lee slopes. Buried surface hoar is found at some locations 10-40cm down depending on windloading patterns. Weak basal facets dominate thin areas. Below tree line, the old storm snow is moist over rotten facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sustained moderate to strong southerly winds have created pockets of touchy windslab on lee slopes and widespread windeffect at treeline and above. A layer down 30-50cm has been most reactive on steep solar aspects where it is composed of facets/surface hoar on a crust. Below this the snowpack is well settled and generally strong.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The strong winds from the last few days have created wind slabs in lee areas in the alpine. In some areas these wind slabs will be very hard. Otherwise the storm snow from last week has settled to approximately 25cm and sits on top of the Jan 6 interface, a combination of surface hoar and facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Extreme NW winds stripped alpine to tree line fetch zones. Hard slabs are present on all lee slopes tree line and above. Surface hoar is found 10-40cm down depending on wind-loading patterns. Weak basal facets dominates thin snowpack areas. Below tree line, the old storm snow is over a rotten facet base. Colder temperatures helping stability. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sustained moderate to strong southerly winds have created pockets of touchy windslab on lee slopes and windeffect on exposed slopes at treeline and above. A layer down 30-50cm has been most reactive on steep solar aspects where it is composed of facets/surface hoar on a crust. Below this the snowpack is well settled and generally strong.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Touchy windslabs that are reactive to human triggering exist in the alpine. Warm day time temperatures may cause these slabs to become more reactive. Extra caution on sunny slopes in the afternoon is warranted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last week's extreme NW winds stripped fetch zones. Hard slabs are present on all lee slopes tree line and above. Surface hoar is found 10-40cm down depending on wind-loading patterns. Weak basal facets dominates thin areas. Below tree line, the old storm snow is over a rotten facet base. Colder overnight temperatures helping stability. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upper 25cm is settled snow, with variable wind affect above tree line. The mid pack is well settled. A profile in the Hermit area, 2270m, SE aspect, 28deg, showed a 187cm snowpack with moderate to hard test results, resistant planar down 18, 24 and 48cm. The January 4th surface layer was down 48cm and the November 6 crust was down 140cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Extensive wind effect and wind slabs at tree line and above.  Sun crust on steep solar aspects.  Temperature crust below 1400m.  Below this is a well settled snow pack with no significant shears.  Average snow pack depth at tree line is 220cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent strong winds have created widespread wind effect in the alpine. Windward slopes are scoured and hard and soft slabs that are reactive to skier triggering exist elsewhere. In shallow snowpack areas the mid-pack has facetted out and become weaker. Below 2200 m surface hoar exists in some locations and produces moderate results with Comp. Test.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Most slopes at treeline and alpine areas are seriously wind effected, with hard slabs in some areas, and scouring to rocks in others. These hard slabs overly a sporadically found weakness down 10-40 cm (Jan 4 surface hoar and facets). The lower snowpack is facetted and of variable strength, but overall stronger than expected for this time of year.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Settled upper snow pack with 5 cm of ski penetration. Sun crust on steep solar aspects. Snow pack is well settled. Profile on Avalanche Crest, 2450m, W asp, 42deg, 194cm snow depth, produced moderate to hard resistant planar results down 18, 27 and 47cm. The Jan 4 layer was down 47cm. On Bonney Glacier 2350m, 356cm depth, Jan 4 layer is down 92cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent strong winds have created widespread wind effect in the alpine. Windward slopes are scoured and hard and soft slabs that are possible to trigger exist elsewhere. In shallow snowpack areas the mid-pack has facetted out and become weaker. Below 2200 m surface hoar exists in some locations and produces moderate results with comp. tests.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant changes to the snowpack in the last 24-hours. Widespread wind effect in most exposed areas at and above treeline has created hard slabs which overlie a weakness of facets or surface hoar down 10-40 cm (depending on location). Tests indicate a shear on this layer, but triggering is unlikely due to the stiffness of the slab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New snow overnight has covered a variety of surfaces including, small surface hoar and sun crust on steep south through west slopes. Widespread wind effect is present in open areas at treeline and in the alpine, though stubborn to rider triggering.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Jan 4th SH/CR down 45-65 cm reacting in stab tests (moderate to hard range) yesterday at TL, SE asp.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lake Ohara region today, 15-20cm in last 24 hrs with mod-strong ridge winds creating soft wind slabs in exposed features.  2450m ~170cm on Opabin glacier.  Most new along and W of divide.  Variable hard slabs from previous strong winds now mainly buried.  In thinner snowpack areas and below treeline midpack facetted and weake.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5 cm of snow overnight has softened up the surface of the snowpack below treeline, however all areas above treeline and in the alpine have been wind blasted. Hard slabs are widespread, and provide a strong bridge over any underlying weakness. Below treeline, the snowpack is facetted throughout but no slab overlies this weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20 to 30 cm of new snow has covered a variety of surfaces including, small surface hoar and sun crust on steep south through west slopes. This also covers widespread wind effect in open areas at treeline and in the alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Jan 4th SH/CR down 65-95 cm reacting in stab tests (moderate to hard range) in isolated location most recently at TL, SE asp.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-15 cm of new snow overnight forming wind slabs in open areas at tree line and above with continued moderate to strong SW winds.  The new snow appears to be bonding well to the Jan 23 interface which is made up of either sun crust, facets or wind slabs depending on the aspect and elevation.  No other significant shears found in the snow pack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30cm in last 48 hrs along and W of the divide, with lesser amounts to the E.  Soft wind slabs are sitting on previous hard wind slabs in the alpine.  Mainly facetted midpack in thin snowpack areas.  Jan 6 surface hoar can be found in various locations down approx.30 cm producing mod. compression results in the sunshine study plot today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Most areas above treeline and in the alpine have been wind blasted. Hard slabs are widespread, and provide a strong bridge over any underlying weakness. Below treeline, the snowpack is facetted throughout but no slab overlies this weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 to 45 cm of new snow has covered a variety of surfaces including, small surface hoar and sun crust on steep south through west slopes. This also covers widespread wind effect in open areas at treeline and in the alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Moderate southerly winds have loaded northerly aspects during the storm.  Below treeline the new snow is unconsolidated.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30cm this week along and W of the divide, with lesser amounts to the E. Soft wind slabs are sitting on previous hard wind slabs in the alpine. Mainly facetted midpack in thin snowpack areas. Jan 6 surface hoar can be found in various locations down approx.30 cm. This layer may wake up with Monday's storm if we get more than 25cm of snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Most areas above treeline and in the alpine have been wind blasted. Hard slabs are widespread, and provide a strong bridge over any underlying weakness. Some solar affect has occurred in the high alpine on  Westerly slopes. Below treeline, the snowpack is facetted throughout but no slab overlies this weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 to 45 cm of new snow remain unconsolidated below treeline.  Moderate southerly winds loaded northerly aspects during the storm. This snow covered a variety of surfaces including, small surface hoar and sun crust on steep S through W aspects.  Yesterday this interface was not failing in stability tests at treeline in the Hermit basin, SE aspect.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slabs are sitting on top of older hard wind slabs in alpine lee areas. The middle of the snow pack is quite faceted. The Jan 6th surface hoar can still be found in isolated areas down approximately 30cm. This layer has potential to become active when it receives a considerable amount of load.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine and down to treeline, the widespread hard slabs provide a strong bridge over any underlying weakness. Some solar affect has occurred in the high alpine on Westerly slopes. Below treeline, the snowpack is facetted throughout but no slab overlies this weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of settling low density snow in the upper snowpack. Jan 23 layer is down 50 to 60cm over a well settled mid pack.  Below 1800m surface hoar is buried at the Jan 23 interface. The Nov 6 crust is down around 200cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In alpine there is 20-25 cm of recent storm snow sitting on previous hard wind slabs and wind pressed snow. Some soft slab development has occurred in lee terrain near ridge tops. In shallow snow pack areas the mid-pack is facetting and loosing strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light scattered precipitation (1-3cm) throughout Jasper in the past 24 hours.  No significant change to snowpack structure:  windslabs in exposed lee features, faceted midpack at lower elevations, and poor travel with difficult trail-breaking below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 cm of low density new snow.  Jan 23 layer is down 55cm. This layer is a sun crust on steep south and west aspects and surface hoar to 9mm below 1800m. The Nov 6 crust is down 200cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_A8FEC758">Now 30-40 cm over 130123 interface. On steep South aspects the 0125 suncrust is now buried 25cm and sits 15cm above the 0123 interface which is found as a 1cm thick suncrust with 10 to 20 cm faceted crystals below. On other aspects the 0123 interface is old settled windslab or faceted crystals. Windslabs forming on exposed ridges above treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In alpine there is 20-25 cm of recent storm snow sitting on previous hard wind slabs and wind pressed snow. Some soft slab development in lee terrain near ridge tops. In shallow snow pack areas the mid-pack is facetting and losing strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light snow flurries producing 3 - 5 cm accumulations throughout Jasper in the past 24 hours.  No significant change to snowpack structure:  windslabs in exposed lee features, faceted midpack at lower elevations, and poor travel with difficult trail-breaking below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 45cm of low density new snow.&nbsp; Jan 23 layer is down 65cm. This layer is a sun crust on steep south and west aspects and rests on surface hoar to 9mm below 1800m. The Nov 6 crust is down 200cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In alpine there is 20-25 cm of recent storm snow sitting on previous hard wind slabs and wind pressed snow. Some soft slab development in lee terrain near ridge tops. In shallow snow pack areas the mid-pack is facetting and losing strength. In the south west (Kootenay) there is a buried surface hoar layer down 55 cm that is a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light scattered precipitation (1-3cm) throughout Jasper in the past 24 hours.  No significant change to snowpack structure:  windslabs in exposed lee features, faceted midpack at lower elevations, and poor travel with difficult trail-breaking below treeline. Persistent hard slab buried beneath recent storm snow is widespread above treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 55cm of low density new snow. Jan 23 layer is down 65cm. This layer is a sun crust on steep south and west aspects and surface hoar to 9mm below 1800m. The Nov 6 crust is down 200cm. Watch for power sluffing in steep terrain and soft slabs running to valley bottom.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two main layers in the upper pack are Jan 23 and Jan 4 surface hoar/ facets or suncrust down 25 &amp; 55. Major problem is wind slabs in all open areas easily triggerable in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in exposed lee features, faceted mid-pack at lower elevations, and poor travel with difficult trail-breaking below treeline. Persistent hard slab and sastrugi widespread above treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 70cm of low density new snow and strong winds in the last 24hrs. Winds slabs have formed. Overnight 11cm with 14.3mm at Fidelity. The Nov 6 crust is down 200cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two main layers in the upper pack are Jan 23 and Jan 4 surface hoar/ facets or suncrust down 25 &amp; 55. Watch for wind slabs in all open areas. These may be easily triggered in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in exposed lee features, faceted mid-pack at lower elevations, and poor travel with difficult trail-breaking below treeline. Persistent hard slab and sastrugi widespread above treeline.  Thin wind slab is forming  in immediate lee features with continuing moderate to strong NW winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 55 cm of settled storm snow has accumulated since Jan 26 near the west boundary of the park. The amounts are less moving east through the park.  Heavy warmer, wind effected snow lies over colder, lower density snow.  Recent strong S winds have loaded northerly lee features at treeline and in the alpine. </span></p>
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</style><p class="p_3F50020"><span class="s_A8FEC758">Continued small amounts of recent snow. Depth over 130123 interface of facets, settled windslabs, and suncrust varies from 20 to 70 cm. Warm temps and wind encouraging slab formation and cornice growth. Soft windslabs now 20 to 30 cm thick along exposed ridge crests, with many loaded gullies and alpine fans in North, East and South East aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two main layers in the upper pack are Jan 23 and Jan 6 surface hoar/ facets or suncrust down 25 &amp; 55. Watch for wind slabs in all open areas. These may be easily triggered from thin snowpack areas in steep terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard wind slabs exist in exposed lee features yet appear to be bridging well. Mid-pack is faceted at lower elevations making for poor travel and difficult trail-breaking. Persistent hard slab and sastrugi widespread above treeline. Thin wind slabs are forming in immediate lee features with continuing moderate to strong SW to NW winds. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moderate southerly winds for the last five days during this storm period have loaded northerly lee features at treeline and the alpine. Up to 55 cm of settled storm snow has accumulated since Jan 26 near the west boundary of the park. Half that amount accumulated east of the summit. Heavy warmer, wind effected snow lies over lower density snow.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Fresh wind slabs of variable thickness sit on top of a faceted snowpack. Expect a weaker and more faceted snowpack in areas with  &lt; 1m of snow. The Jan 6th surface hoar/crust interface is still prevalent in some isolated areas. Today in Kootenay it was found 35cm down. It did not react to skier traffic.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Expect hard wind slabs in exposed alpine/treeline lee features being the dominate feature. Lower elevations is faceted and generally unsupportive. Thin wind slabs are forming on previous surfaces, such as smooth windslabs or suncrust, with steady moderate to strong Westerly winds transporting the little snow that is available. More snow may arrive.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Dense settling recent storm snow in top 40cm. A profile at 2210m, SW aspect, 34 degrees showed 240cm of snow. The Jan 4 crust was down 145cm and the Nov 6 crust was decomposing and 28cm from the ground. One test result in the hard range down 38cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little change from yesterday. However, strong winds and light precip has increased soft wind slab development. In general, expected a faceted snowpack, especially in areas with &lt; 100cm of snow. Also, the Jan 6 interface is still present in isolated locations. It is buried approximately 40cm down and is generally unreactive to human traffic.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A trace to 10cm locally at Big Bend covers the previous hard wind slab in exposed alpine and treeline features. Lower elevations are generally faceted and poor travel. Thin wind slabs will continue to form in immediate lee features with moderate to strong Westerly wind transport especially with this new snow and a little bit more expected.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of new snow overlies a sun crust on solar aspects. Profile at 2175m, E aspect, 37deg., Mcgill Shoulder area showed 265cm of snow. Settled snow in top 40cm, well settled mid pack. The Nov 6 crust was down 230cm. Moderate to hard broken and resistant planar results down 20 and 30cm and a Reutschblock 4 (whole block) down 30cm.</span></p>
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</style><p class="p_3F50020"><span class="s_A8FEC758">Moderate to strong west winds creating soft and hard slabs in open areas.  These wind slabs appear to be bonding well to the previous surfaces.  Sun crust on South aspects.  In shallow snowpack areas the hard slabs over the basal facets are still a concern in steep and/or confined terrain.  No other significant shears found in the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Any small amounts of new snow that fell in the last 48hrs was hard to find in both the Parker Ridge area and the Maligne valley. Recent strong winds have obliterated most loose snow on most aspects above treeline and left a widespread persistent hard slab on the surface, covering 50-70cm of facets.  Below treeline the midpack is weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 to 20cm over the Feb 3 sun crust on steep solar aspect. Temperature crust down ~20cm below 1400m. Profile on Mt Fidelity, 2080m, SE aspect, 33deg. 227cm snow depth. Easy to moderate resistant planar test results down 12 and 20 and moderate to hard sudden planar results down 45 and 57cm. Wind effect in upper snowpack tree line and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In general, expect a faceted snowpack, especially in areas with &lt; 100cm of snow (ie east of the Divide). The high alpine has seen strong winds, with variable soft to hard slabs present throughout. The Jan 6 interface is still present in isolated locations. It is buried approx. 40cm down and is generally unreactive to human traffic.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Any small amounts of new snow that fell in the last 48hrs were hard to find in both the Parker Ridge area and the Maligne valley. Recent srong winds have obliterated most loose snow on most aspects above treeline and left a widespread persistent hard slab on the surface, covering 50-70cm of facets.  Below treeline the midpack is weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Glacier Park has received 30 cm of snow at treeline over the past two days.  This overlies a sun crust (formed on Feb. 3rd) on solar aspects, and firm old snow elsewhere.  Moderate to strong winds have redistributed this storm snow into soft and hard slabs in the alpine and treeline.  Below this, the Feb. 23rd surface hoar is less reactive.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A light dusting of low density new snow lies overtop of wind slab (in alpine lee terrain) or previously facetted surfaces. East of the divide the mid-pack at treeline and below is well facetted and barely supportive to skiers. The early Jan. surface hoar can still be found down ~40 cm in some locations, but is proving unreactive to skier triggering</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard windslab is bridging the weak basal facets on most lee aspects above treeline.  The treeline mid-pack continues to weaken as the faceting process continues and below treeline the snowpack is thin and weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft and hard slabs have formed in the alpine and treeline, mostly on lee aspects (N and E), from wind transported storm snow.  On solar aspects, these slabs overly a sun crust (formed on Feb. 3rd) and overlies firm old snow elsewhere.  The mid-pack is generally strong, but has become weaker in shallow areas and around trees and rocks.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of new snow with light winds in the last 48hrs. Moist surface snow on steep South aspects today. The new snow sits over the previous sun crust and wind slabs and appears to be bonding well in most locations.  Some new wind slabs have formed near ridge crests and in the alpine. Below is a well settled snowpack with no significant weaknesses.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another light dusting of low density new snow overtop of wind slab (in alpine lee terrain) or previously facetted surfaces. East of the divide the mid-pack at treeline and below is well facetted but supportive to skiers. The early January surface hoar can still be found down 35-45 cm in some locations, but is proving unreactive to skier triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard windslab is bridging the weak basal facets on most lee aspects above treeline.  The treeline mid-pack continues to weaken as the faceting process continues and below treeline the snowpack is thin and weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft slabs have formed in the alpine and treeline from wind transported storm snow.  On solar aspects, these slabs sit on a sun crust (formed on Feb. 3rd). The mid-pack is generally strong, but has become weaker in shallow areas and around trees and rocks.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some light new snow over the old windslab and facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard windslab is bridging the weak basal facets above treeline.  Below treeline the mid-pack is weak and shallow. Scattered flurries over the past 48 hours have left a dusting of new snow in the Icefield area and up to 10cm in the Maligne area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 40cm of recent snow is settling. It overlies a sun crust on steep solar aspects. Another layer down ~80cm consists large stellar's and a sun crust on steep solar aspects. The distribution of these layers is spotty, and test results indicate that they are stubborn to trigger but may propagate. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs may exist just below ridgelines.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> A dusting of new snow has buried previous windslabs. Solar effect on very steep southerly aspects. Weak facetted snowpack in areas where snow depth is less than 1 metre.  Jan 06 surface hoar facet layer down 30-50 still producing hard planar shears.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is a widespread hard persistent slab bridging the weak basal facets above treeline.  Light flurries over the past 3 days have left 5 - 10cm of new snow in some areas. This snow is forming new slabs sitting on the persistent slab and may be reactive to light triggers. This interface warrants field testing. Below treeline the mid-pack is weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40cm of recent snow is settling and overlies a sun crust on steep solar aspects. Another layer down 80cm consists of stellar's and a sun crust on steep solar aspects. These layers have been reactive to ski cutting on steep unsupported features in Rogers Pass, and in the surrounding region failed causing several human triggered size 2 avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Forecasted light snowfall and strong westerly and north-westerly winds on Tuesday will create touchy windslabs in lee alpine terrain. Jan 06 surface hoar facet layer down 30-50 still producing hard planar shears. Where shallow the mid-pack is weak and facetted. In deeper snow country west of the divide the mid-pack remains strong.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard windslab is bridging the weak basal facets above treeline.  Field tests in the alpine on a SE windloaded terrain feature produced easy results on a buried surface hoar layer directly below the hardslab. This confirms that there are several weak layers below that the avalanche can slide on.  Below treeline, the mid-pack is weak. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A new sun crust will have formed on steep solar aspects yesterday. In the upper snowpack, layers down 40 (crust) and 80 (crust on solar and large stellars/ pockets of surface hoar elsewhere) have been reactive to ski cutting on steep unsupported features in Rogers Pass, and in the surrounding region caused several human triggered size 2 avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_A8FEC758">The 10-20cm of snow we received on Feb 9 is sitting on surface hoar, suncrust and old windslabs. Solar radiation resulted in moist snow on direct S asp today. Strong NW winds are building windslabs on E asp in the immediate lee of ridgecrests. Surface hoar was found on all aspects today which will be something to look out for down the road.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> If forecasted strong westerly winds on Tuesday night arrive, fresh windslabs will be created in alpine lee terrain. Where shallow the mid-pack is weak and facetted. In deeper snow country west of the divide the mid-pack remains strong. Pit at 2200 m in Kootenay Park showed Jan 6 surface hoar down 55 cm and is non reactive with compression tests.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard windslab is bridging the weak basal facets above treeline.  Field tests on Monday in the alpine on a SE windloaded terrain feature produced easy results on a buried surface hoar layer directly below the hardslab. This confirms that there are several weak layers below that the avalanche can slide on.  Below treeline, the mid-pack is weak. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Newly buried sun crust on solar aspects and surface hoar under 5cm of new snow. 10-30 cm of ski penetration over a well settled mid pack. Profiles on east aspect of Bruins Ridge showed moderate resistant planar results down 23cm. On the west aspect, hard broken test results down 27 and 37cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong westerly winds in the last 12 hours have formed fresh windslabs in alpine lee terrain. We received 10-15cm up the Icefields Parkway, but closer to 25-30cm west of the Divide in Little Yoho Valley. Where shallow the mid-pack is weak and facetted. West of the divide the mid-pack remains strong due to a deeper snowpack.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard windslab is bridging the weak basal facets above treeline.  Today's field trip produced a single large whumpf  in a flat area which shows the potential of triggering a slab from shallow snowpack areas. Last night's frontal passage was underwhelming and brought only sporadic snowfalls of 3 to 12cm. Below treeline, the mid-pack is weak. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A new layer of surface hoar was buried yesterday by 20 cm of new snow.  On sunny aspects, this surface hoar layer rests on top of a crust.  It is most notable between 1700-1900 m.  Below this, the mid-pack is strong, with hard failures in stability tests down 40cm.  Surface sluffing and wind slabs can be expected in steep and wind affected areas.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong to extreme winds in the region have sculpted windslabs in the high alpine. A field team in the Little Yoho Valley reported easy shear tests on the storm slab interface. A different field team in Kootenay reported 10-15cm of storm snow with small cornice growth and soft slabs at ridge-top. Both teams observed a weak snowpack where shallow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard windslab is bridging the weak basal facets above treeline.  Limited whumpfing has been observed at treeline in the Parker Ridge area.  Very little new snow in the past few days.  Moderate SW winds continues to build pockets of thin windslab on lee aspects at treeline and above. The snowpack is weak and faceted below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Storm snow from two days ago has been transported by strong winds to create a soft slab in the alpine and treeline.  This storm slab, which is 20-40 cm thick, overlies a layer of surface hoar, formed on Feb. 12.  It is best preserved and most reactive, between 17-1900 m.  It is very touchy on solar aspects where the surface hoar sits on a sun crust</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A trace of new snow overnight.  Sun crust forming on steep solar aspects.  Wind effect in open areas at tree line and above.  Wind slabs forming near ridge crests with moderate NW winds.  Otherwise a well settled snowpack with few weaknesses.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of new snow being moved around by north westerly winds. Ripe new cornices. Thin fresh wind slabs. Facetted mid pack in shallow areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard wind slab is bridging the weak basal facets above treeline.  Limited whumpfing has been observed at treeline in the Parker Ridge area.  Very little new snow in the past few days.  Moderate SW winds continues to build pockets of thin windslab on lee aspects at treeline and above. The snowpack is weak and faceted below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Storm snow from earlier this week has been transported by strong winds to create a soft slab in the alpine and treeline. This slab, which is 20-40 cm thick, overlies a layer of surface hoar, formed on Feb. 12. It is best preserved and most reactive, between 17-1900 m. It is very touchy on solar aspects where the surface hoar sits on a sun crust</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Winds have switched to southwesterly today creating a more usual loading pattern. Perhaps 10cm of new snow may fall overnight. New and old wind slabs persist on all open slopes at and above treeline. Cornices are building. Lower elevation slopes with less than 1m etre depth are weak and facetted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft windslab are developing on Easterly alpine and treeline slopes with continuing snow and moderate West winds.  These new slabs are sitting on hard slab and sastrugi.  The now buried hard slab is bridging weak basal facets.  10 cm+ new snow is sitting on sun crusts and facets below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft slabs are most cohesive above treeline; a result of southerly winds. A widespread surface hoar layer down 25-40cm is most reactive where it is largest; between 1700-1900m; or on steep solar aspects where it formed over a sun crust. A series of surface hoar and crust layers up to 1m below this layer continue to fail in snowpack tests. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Approximately10 cm of new snow fell with very little wind. This was not enough to really increase the avalanche danger. There are still some lingering windslabs and some ripe cornices to be aware of. Shallow snowpack areas are weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20 cm of storm snow are developing soft windslab on SE alpine and treeline slopes from moderate NW winds.  These new slabs are sitting on previous hard slab and sastrugi.&nbsp; They appear to be bonding well.  The now buried hard slab is bridging weak basal facets.  15 cm of storm snow is sitting on sun crusts and facets below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another 20cm snow, mild temps, and S'ly winds are forming a soft slab over a widespread surface hoar layer down 35-55cm. It is most reactive where it is largest; between 1700-1900m; or on steep solar aspects where it sits on a crust. Tests indicate it is likely to be triggered by light loads (easy planar/collapses and RB2 whole block).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Convective flurries deposited up to 20cm of low density storm snow in the lake Louise area last night. In the alpine, this new snow overlies hard wind slabs, created from the strong to extreme wind events over the last week. Other areas to watch are </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Saturday's 20cm of snow has settled down to 10-15cm. It is developing into a surface windslab on SE slopes with NW winds. As the winds shift Southerly, slabs will build on NE-NW aspects over the next few days. These new slabs are sitting on previous hard slab and sastrugi surfaces which bridges the weak basal facets near the ground. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A very soft slab exists over a thin crust down ~30cm and a widespread surface hoar layer down ~50cm. The surface hoar is most reactive where it is largest; between 1700-1900m; or on steep solar aspects where it sits on a crust. Tests indicate it is likely to be triggered by light loads (easy to moderate, planar/collapses and RB2 whole block).</span></p>
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</style><p class="p_3F50020"><span class="s_A8FEC758">20cm on Feb 16 interface comprised of suncrust steep solar aspects, rain crust to 1900m and windslab in open areas. New windslabs forming in exposed terrain TL and above with SW winds. New suncrusts forming today with strong solar input steep East and South slopes. Profiles today BTL showed weakening of the mid and lower snowpack with faceting. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm of low density snow sit overtop a variety of different wind slabs. In shallow locations, the snow pack is losing strength to the faceting process drastically. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Saturday's 20cm of snow has settled down to 10cm and developed into a thin windslab depending on alpine and treeline wind patterns. Many spots have been stripped down to previous sustrugi and windslab surfaces with windpressed pockets in between. Its looking like it was prior to the storm. Below treeline weak facets dominate.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard and Soft slabs overly a weak layer of surface hoar, now buried 50-60cm.  This surface hoar is best preserved and reactive between 17-1900m, and is most reactive on solar aspects where it rests on a buried sun crust.  RB scores of 2 (whole block), and wide avalanche propagations confirm that this layer is becoming touchier as it matures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent storm snow is starting to settle. On average the storm snow has settled to about 10cm. This storm snow sits on top of wind slabs, both soft and hard, in alpine lee areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable windslabs exist in the alpine and exposed treeline locations. Overall they are bonding well to the previous surfaces. Many spots have been stripped of Saturday's storm snow revealing previous sastrugi and windslab surfaces with windpressed pockets in between. Its looking like it was a week ago. Weak facets dominate low elevations.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard and Soft slabs overly a weak layer of surface hoar, now buried 50-60cm.? This surface hoar is best preserved and reactive between 17-1900m, and is most reactive on solar aspects where it rests on a buried sun crust.? RB scores of 2 (whole block), and wide avalanche propagations confirm that this layer is becoming more reactive as it matures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Thin snowpack areas at all elevations are  weak and facetted, as well as most below treeline areas up to around 1900 meters.  Previous storm snow has settled to approximately 10cm.  This snow sit on top of wind slabs, both soft and hard, in alpine lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable windslabs exist in the alpine and treeline locations. They are bonding well to the previous surfaces. Many spots have been stripped of Saturday's storm snow revealing previous sustrugi and windslab surfaces with windpressed pockets in between. Weak facets dominate low elevations. Solid midpack bridges basal facets treeline and alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard and Soft slabs overly a weak layer of surface hoar, buried 50-60cm. This surface hoar is wide spread, and is best preserved and reactive between 17-1900m, and is most reactive on solar aspects where it rests on a buried sun crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_A8FEC758">Winds picked up last night and were strong SW throughout the day. Up to 10 cm of new snow at ridgetop in the last 48hrs. This is building windslab on N and E lee slopes. The storm snow from the weekend has settled and seems to be bonding well but with sun crust and old wind slabs underneath this, the bond may not be good on all aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2-9cm reported over last 24 hours in alpine regions. Some thin wind slab formation in immediate ridge top lees  This snow sits on top of previous wind slabs, both soft and hard, in alpine areas. Thin snowpack areas at all elevations are very weak and faceted, as well as most below treeline areas up to around 1900 meters.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable windslabs exist in the alpine and treeline locations. They are bonding well. Expect a short lived storm snow instablity to form with the current system. Weak facets dominate low elevations. Solid midpack bridges basal facets treeline and alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of low density snow overnight overlies hard and soft slabs.  Hard slabs can be found in isolated lee features in the alpine deposited from southerly winds. Soft slab overlies a surface hoar layer down 30-50cm. This layer has been gaining strength but could still be reactive, especially between 17-1900m and where it sits on a sun crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm reported over last 24 hours in the alpine immediately along the Divide. Some thin ridgetop soft wind slab formation in immediate ridge top lees. This snow sits on top of wind slabs, both soft and hard, in alpine areas. Thin snowpack areas at all elevations are very weak and faceted, as are most below treeline areas up to 1900 meters.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable windslabs exist at ridgetop and exposed alpine and treeline locations. A solid midpack bridges weak basal depth hoar. Un-supportive facets dominate lower elevations. Surface conditions range from dust on crust, to sustrugi, to hard slab, with the odd pocket of sheltered soft snow offering a few turns, ending with wallowing below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 cm of storm snow has fallen in 2 days.  Storm slabs are present on lee features at treeline and in alpine from moderate southerly winds.  Below treeline the new snow is unconsolidated.  A surface hoar layer, buried on Feb 12, is down 50-70cm. This layer has been most reactive between 17-1900m and where it sits on a sun crust.  </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Fresh wind slabs overlie a variety of other hard and soft wind slabs from the last week or so. In a study plot today, snowpack tests produced no results and showed a relatively well bonded mid-snowpack. Also observed in the plot were remnants of the Jan 6th surface hoar and a decomposing Nov crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable windslabs exist at ridgetop and exposed alpine/ treeline locations. Where the snow is deeper, a solid midpack bridges the weaker layers below. Surface conditions range from wind scoured rocky patches, to sustrugi, to hard slab, with the rare pocket of sheltered soft snow offering a few turns. Un-supportive facets dominate lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Top 30cm low density snow. Localized Feb 15 drizzle crust down 20-30cm. Feb 12 surface hoar(SH)/crust layer is down 40-50cm. Fracture line profile on size 2.0 avalanche, Mt Fidelity, showed the Feb 12 bed surface layer as SH size 3-7 on a 3cm crust. Moderate sudden planar compression test results and a Rutschblock 3 whole block on that layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">W of the divide, 15-25 cm has fallen over the last 3 days and been blown into fresh windslabs at treeline and alpine elevations. This sits on a well settled snowpack. Jan. 6th SH is visible in pits in some areas but is decomposing and unreactive. E of the divide, 5-10 cm has formed thinner windslabs which sit on top of a mostly facetted snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable windslabs exist at ridgetop and exposed alpine/ treeline locations. Where the snow is deeper, a solid midpack bridges the weaker layers below. Surface conditions range from wind scoured rocky patches, to sustrugi, to hard slab, with the rare pocket of sheltered soft snow offering a few turns. Un-supportive facets dominate lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of new snow in the past 4 days. Slab over Feb 12 surface hoar/crust layer 40-55cm thick, fist to 1 finger snow. Well settled mid pack with no significant layers below Feb 12 surface hoar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm of snow has fallen in the last several days with moderate to strong W winds.  This has created new wind slabs near ridge crests at tree line and above which could be skier triggered in steep and/or convex terrain.  No persistent weak layers have been observed in the snowpack.  Be cautious of thinner areas where the snowpack may be weaker.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">West of the divide the mid-pack is generally well settled. The early January surface hoar exists down ~50 cm in some areas but is decomposing and unreactive to slope tests and compression tests. East of the divide the mid-pack is mostly faceted. Throughout the region some fresh wind slabs up to 25 cm thick exist in lee alpine features.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable windslabs exist at ridgetop and exposed alpine/ treeline locations. Where the snow is deeper, a solid midpack bridges the weaker layers below. Surface conditions range from wind scoured rocky patches, to sustrugi, to hard slab, with the rare pocket of sheltered soft snow offering a few turns. Un-supportive facets dominate lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Top 30 cm settling storm snow. Feb 12 surface hoar and crust layers down 40-55 cm, fist to 1 finger snow over top. Mid pack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">West of the divide the mid-pack is generally well settled. The early January surface hoar exists down ~50 cm in some areas but is decomposing and unreactive to slope tests and compression tests. East of the divide the mid-pack is faceted. Throughout the region some fresh wind slabs up to 25 cm thick exist in the immediate lee of alpine features.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs are found at ridgetop and exposed alpine/ treeline locations. Where the snow is deeper, a solid midpack bridges the weaker layers below. Surface conditions range from wind scoured rocky patches, to sustrugi, to hard slab, with the rare pocket of sheltered soft snow offering a few turns. Un-supportive facets dominate lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Top 30 cm of settling storm snow with a soft breakable crust on top where it is exposed to the sun. Feb 12 surface hoar and crust layers down 40-55 cm. Mid pack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Throughout the region there are some fresh wind slabs up to 25 cm thick in immediate lee resting over more stubborn hard slabs. West of the divide the mid-pack is generally well settled and the East side the mid-pack is faceted. The early January surface hoar is down ~50 cm in some areas but is unreactive to slope and field tests.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs are found at ridgetop and exposed alpine/ treeline locations. Where the snow is deeper, a solid midpack bridges the weaker layers below. Surface conditions range from wind scoured rocky patches, to sustrugi, to hard slab, with the rare pocket of sheltered soft snow offering a few turns. Un-supportive facets dominate lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Top 40 cm settling storm snow with a soft breakable crust on top where it is exposed to the sun. Feb 12 surface hoar and crust layers down 50-60cm, fist to 1 finger snow over top. Mid pack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30cm of new snow has fallen over the last three days in the Cameron Lake area and is bonding well to previous surfaces. Sun crust forming today on South aspects.  Wind slabs are present near ridge crests and in open areas at tree line and above and are also bonding well.  Freezing levels today up to 1600m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some rain below 1800m Fri afternoon, and 10-20cm snow over last 24 hrs. building soft slabs in alpine areas. Rapid settlement due to warmer temps. New snow sits over previous wind slabs to 25cm thick with stubborn hard slabs below. W of the divide the mid-pack is generally well settled. E of divide the mid-pack is faceted and weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Between 10 - 30cm of warm heavy snow has fallen across the region with heavier deposits South of the icefields. Strong Southwest winds will redistribute this snow onto lee aspects making another slab over the previous snow surface. These heavier slabs may provide sufficient load for a slide to step down into deeper weak layers.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nearly 30cm of heavy, and moist at lower elevations, snow has fallen in the last 12 hours. This has rapidly loaded the Feb 12 surface hoar and crust layers which are now down 80 to 90cm. This layer is most prevalent at and below treeline. In the alpine, southerly winds are transporting snow rapidly loading slopes and forming new windslabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moist surface snow below 1900m on all aspects and up to 2100m on solar aspects. Wind slabs present near ridge crests and open areas above tree line. In deep snow areas there are no other persistent weak layers. In thin snow areas facets are present in the snow pack which could be activated by the warm wet weather we are experiencing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50 cm of storm snow has created a new snow slab which is failing easily on the old snow surfaces in the alpine. At treeline and below, rising freezing levels and rain have created a moist to wet slab condition. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50cm of storm snow has fallen in the last 36 hours with more to come overnight. Yesterday, strong Southwest winds redistributed this snow onto lee aspects making another slab over the previous snow surface. These heavier slabs may provide sufficient load for a slide to step down into deeper weak layers.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35cm of heavy snow in the last 24hrs and a total of 60cm in 48hrs is settling with warm temps. This has rapidly loaded the Feb 12 surface hoar/crust layer down ~1m. This layer is most prevalent at and below treeline. In the alpine, S'ly winds are transporting snow rapidly loading slopes and forming new windslabs. It rained up to 1300m yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60 cm of storm snow with both westerly and northerly winds has created a weak unstable storm slab instability on all aspects at and above treeline. Below treeline, the moist snow, facets and wet slab problem will disappear with cold temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Saturday strong Southwest winds redistributed up to 50cm of storm snow onto lee aspects making another slab over the previous hard slab surfaces.  On Sunday night, another 34cm of snow came in with no winds and now sits on these slabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60cm of heavy, moist snow fell in 48hrs and rapidly loaded the Feb 12 surface hoar/crust layer down ~1m. The surface snow is wet to 1400m and moist to at least 1900m. In the alpine, S'ly winds are transporting snow, rapidly loading slopes and forming new windslabs. Cooling temps will help to start strengthening the snowpack, but it will take time. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 60 cm of storm snow since Friday is settling and bonding to previous surfaces. Cool temperatures have tightened the upper pack and has promoted bonding within the storm snow and on the storm snow interface, however we still expect to see some touchy storm slabs, and lingering wind slabs in the alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A significant amount of snow arrived with warm temperatures and relatively light winds Friday-Saturday. This snow created a storm snow instability on all aspects and elevations yet mild temperatures helped keep things relatively in place. The new snow sits on previous windslab surfaces at treeline and above.&nbsp; Faceted weak snow at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of dry snow has refreshed the surface, and cool temps are tightening the snowpack. 60cm of heavy, moist snow from the weekend appears to be bonding. The Feb 12 surface hoar/crust layer, down ~1m, has been reactive to large loads (see below). In the alpine, S'ly winds are transporting snow rapidly loading slopes and forming new windslabs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_A8FEC758">Up to 60 cm Storm snow above 2100m with minimal wind effect mainly in areas exposed to North winds. March 3 rain crust is as high as 2100m with 25cm over a weak crust at 1700m and 20cm over a very weak crust and an isothermal (rain soaked) snowpack below 1500m. Crusts gaining strength with cooling trend. A very thin suncrust formed on South slopes. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 60 cm of storm snow since Friday has settled to 30-40 cm. Cool temperatures have tightened the upper pack and promoted bonding within the storm snow and on the storm snow interface, however we still expect to see storm slabs that are reactive to skier triggering in steeper alpine terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A significant amount of snow arrived last weekend with warm temperatures and light winds creating a soft slab and storm snow instability on all aspects and elevations. The snow sits on previous windslab surfaces at treeline and above and on a faceted snowpack at lower elevations. Winds have yet to slab up the new snow. Monitor for that condition.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60+ cm of storm snow overlies a variety of old surfaces.  Although the storm snow is settling, it is still failing as a cohesive slab, especially on solar aspects where it sits on a sun crust.  The Feb 12 PWL is down over one meter, and remains a concern.  This layer can still be triggered by heavy loads, or as a step-down from storm snow releases.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 60 cm of storm snow since Friday has settled to 30-40 cm. Cool temp's have solidified the upper snowpack and the bond to the storm snow interface. The storm slabs remain touchy to trigger in the alpine, especially in thin, faceted areas. A team in Yoho observed a 50cm slab on facets that failed very easily in tests in the moraines.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent storm snow appears to be bonding well to previous surfaces, and has been subjected to minimal wind affect. At lower elevations, this storm snow is sitting on a weak and faceted midpack.  There is a lot of snow that is plastered to steep rocky terrain that will most likely sluff once the sun hits it in the afternoon.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weeks' storm snow has settled out rapidly over the past two days.  Below treeline, a rain crust and substantial tree bombs have created treacherous travel in some places.  In the alpine, soft slabs overly the Feb. 12  PWL, now down over a meter and continues to be a concern, especially on solar aspects.  Wide propagations are still possible.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm snow from last weekend continues to strengthen as a unit, with no obvious shears within it. It also seems to be bonding reasonably well to the underlying snow surfaces. However, in areas of thinner snowpacks (east of the Divide) and on steeper, southern aspects, the storm slab remains touchy and human triggering to size 3 is possible. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent storm snow appears to be bonding well to previous surfaces, and has been subjected to minimal wind affect. At lower elevations, this storm snow is sitting on a weak and faceted midpack. There is a lot of snow that is plastered to steep rocky terrain that will most likely sluff once the sun hits it in the afternoon. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weeks' storm snow has settled out rapidly over the past two days. Below treeline, a rain crust and substantial tree bombs have created treacherous travel in some places. In the alpine, soft slabs overly the Feb 12th PWL, now down over a meter which has been reactive to skiers, especially on solar aspects. Wide propagations are still possible.</span></p>
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</style><p class="p_3F50020"><span class="s_A8FEC758">20-35cm of HST sluffing in steep terrain. Sun crust down 20-35 cm on steep E and S aspects. March 3 rain crust present up to 2000m now buried 65cm at Treeline and producing Mod to Hard resistant shears in some locations.</span></p><p class="p_3F50020"><span class="s_A8FEC758"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm snow from last weekend continues to strengthen as a unit, with no obvious shears within it. It also seems to be bonding reasonably well to the underlying snow surfaces. However, in areas of thinner snowpack (east of the Divide) and on steeper, southern aspects, the storm slab remains touchy and human triggering to size 3 is possible. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent storm snow appears to be bonding well to previous surfaces.  Soft slabs are developing below alpine lee ridge lines with gusty moderate SW winds . At lower elevations, this snow is sitting on a weak and faceted midpack. Snow that is plastered to steep rocky terrain will most likely sluff once exposed to the sun for prolonged periods.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weeks storm snow has settled out rapidly over the past four days. Below treeline, a rain crust and substantial tree bombs have created treacherous travel in some places. In the alpine, soft slabs overly the Feb 12th PWL, now down over a meter which has been reactive to skiers, especially on solar aspects. Wide propagations are still possible.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm snow from last weekend seems to be bonding reasonably well to the underlying snow surfaces. However, in areas of thinner snowpack (east of the Divide) and on steeper, southern aspects, the storm slab remains touchy. Human triggering to size 3 is possible, if you hit the weak spot. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are developing below alpine lee ridge lines with gusty moderate West winds.  In sheltered areas, the recent storm snow has settled and bonded well.   Expect a suncrust on southerly treeline aspects and  widespread suncrust over the recent storm snow at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A new crust formed yesterday on solar aspects below 1600m. 10cm of light snow overlies a rain crust to 1800m and settled snow and windslabs above. The settled storm slab is gaining strength. The Feb 12th PWL, now down over a meter, is of most concern on solar aspects where is overlies a crust, and on slopes where it has not yet avalanched. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar forming overnight.  Moist snow on all solar aspects with freezing levels up to 1900m. Light wind transport at ridge crests in the alpine.  The recent storm snow appears to be bonding well to the March 3 rain crust and other surfaces.  This March 3 crust is present up to 2000m and is buried 10 to 45cm depending on aspect and elevation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Approximately 30cm of settled storm from last week is bonding to the old surface. This storm snow bond will be weakest on South aspects. Yesterday a skier triggered a size 1.5 avalanche on this storm interface on a South aspect. Additionally, a 2cm sun crust has formed on solar aspects, making the skiing challenging.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are developing below alpine lee ridge lines with steady moderate to strong Westerly winds.  In sheltered areas, the recent storm snow has settled and bonded well.  Expect a suncrust on southerly alpine and treeline aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A breakable surface crust exists on solar aspects. 10cm of snow overlies a rain crust to 1800m and settled snow and windslabs above. Last weeks storm slab and the Feb12 surface hoar layer are gaining strength. The Feb12 is over a meter deep and is of most concern on solar aspects where it overlies a crust or on slopes that have not yet avalanched. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Approximately 30cm of settled storm from last week is bonding to the old surface. Localized winds have created spotty wind slabs in the alpine. East of the divide the mid-pack is supportive, but weak. West of the divide the mid-pack is well settled and much stronger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Fresh snow is forecast over the next 72 hours. At upper elevations this will quickly become slab like as the forecasted strong SW winds transport it onto East and Northeast slopes. At lower elevations warming temperatures will result in moist snow conditions particularly on southerly facing slopes.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm low density snow over settled snow above 1700m . Mar 3 rain crust down 10 to 20cm below 1700m. Feb 12 surface hoar down 100 to 130cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of new snow overlies sun crust on solar aspects, and thin wind slabs in isolated areas near ridge crests.  Surface snow sluffs easily in steep terrain up to size 1.  In thinner snow pack areas facets are present in the lower snowpack and may be a concern with rapid loading or warm temperatures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A field trip to Kootenay found a well settled 2m snowpack at 2000m with the only compression results in the top 15cm of loose storm snow.  10cm supportive rain crust to 1800m in that area.  This is a stark contrast to thinner snow pack areas which have storm slabs and wind slabs 30-40cm thick sitting over a mainly facetted snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New windslabs are forming above treeline with the large amount of snow available for transport and gusty winds.  Solar aspects have a suncrust and are being covered by the snow that is presently falling. These slabs and crusts will be subject to significant load over the next 72hours which will increase their likelihood of triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">10-15cm lower density snow over a well settled mid pack above 1700m. Below 1700m the Mar 3 rain crust, 3-4cm thick, is down 10cm. The Feb 12 surface hoar is down 100 to 130cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A warm, windy night brought 15-20cm of dense snow. This has created very touchy storm slabs in the alpine and at tree-line. Below tree-line, there was rain to 1900m, creating unstable surface conditions.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft slabs are forming in the Alpine under the influence of moderate to strong Westerly winds.  30cm of new snow has fallen in the past 24 hours in the Columbia Icefields area. At Treeline soft slabs exist in isolated terrain near ridges. On solar slopes, at Treeline and below this  snow is sitting over a crust which is up to 5cm thick. </span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">30cm of new snow overnight on top of 15cm of recent storm snow has been very wind affected and has begun to form slab conditions. Below 1700m the Mar 3 rain crust, 3-4cm thick, is down 40cm. The Feb 12 surface hoar is down 120 to 150cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50cm of storm snow has fallen in the last 2 days, with higher amounts observed west of the Divide and up Hwy 93N. Storm slabs have formed on the surface and are bonded poorly to the older surfaces. Below tree-line, the rain has saturated the surface layers and created very unstable conditions.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft to hard slabs are forming in the alpine under the influence of moderate to strong Westerly winds.  In the Columbia Icefields area 70cm of new snow has fallen in the past 48 hours, 40cm of which fell in the past 24hrs. At treeline soft slabs exist in the most wind exposed terrain. Lesser amounts of snow fell near Jasper townsite. </span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">35cm of heavy, high density new snow now sits on top of the low density previous storm snow. The recent high winds have formed this snow into wind and storm slabs at treeline and in the alpine. Below 1700m the Mar 3 rain crust, 3-4cm thick, is down 40cm and now is being weakened by freeze lines that climbed to 2100m yesterday, and should rtn today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A trace of new snow overnight above 2200m. Moderate to strong West winds forming soft slab on high North aspects. Moist surface snow to ridge top on S aspects and to 2200m on N aspects today.  20-40cm of rain soaked surface snow at tree line and below. A few glide cracks opening up near tree line with the warm temperatures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40-60cm of storm snow has fallen in the last 2 days, with higher amounts observed west of the Divide and up Hwy 93N. Storm slabs have formed on the surface and are bonded poorly to the older surfaces. Below tree-line, the rain saturated surface layers should start to stabilize with the decreasing temp's tomorrow afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft to hard slabs are forming in the alpine under the influence of moderate to strong Westerly winds. In the Columbia Icefields area over 80cm of snow has fallen Since Wednesday. At treeline, soft slabs exist in the most wind exposed terrain. Lesser amounts of snow fell near Jasper townsite. </span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">55cm of heavy, high density new snow now sits on top of the low density previous storm snow at treeline. The recent high winds have formed this snow into wind and storm slabs at treeline and in the alpine. Below 1700m there was a combination of rain and snow which did not refreeze overnight.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40-60cm of recent storm snow is settling out as the temperatures start to cool down.  Moist snow below 1700m.  East of the divide there is a mainly faceted snowpack beneath the recent snow.  Thicker snowpack areas are found mainly West of the divide and have a well settled snowpack beneath the recent storm slabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft slabs have formed immediate below alpine ridgelines from previous moderate to strong West winds. 80+cm of snow has fallen since Wednesday. At treeline, soft slabs are sitting on a thin suncrust that is buried 80 cm deep in wind exposed south facing terrain.  Below treeline, 20-30 cm of unconsolidated snow is present over a base of weak facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">Dense snow was rapidly deposited on a reactive layer down 55-65cm, which consists of a variety of surfaces including small surface hoar and crust. The storm snow is wet below 1650m and moist to 2000m. At treeline and above, sustained winds have further loaded slopes and formed windslabs. A surface hoar layer down 1.2m continues to be monitored. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another 10-35cm of storm snow fell with the passing of the arctic air bringing the total this week to near 60 in most alpine areas. Large cornices and storm slabs exist at treeline and above with touchy slabs. Below treeline, the rain line was at nearly 2000 metres, and the snow is still wet below a weak crust that will freeze with cold temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft slabs have formed on exposed treeline locations and above from Saturday nights strong North winds. Expect reverse loading patterns. 90+cm of snow has fallen since Wednesday and this was our first real wind. At treeline, soft slabs rest on a thin suncrust buried 80 cm deep in exposed south facing terrain.  Snow below treeline is unconsolidated. </span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">Dense snow was rapidly deposited on a reactive layer down 55-65cm, which consists of a variety of surfaces including small surface hoar and crust. The storm snow is wet below 1650m and moist to 2000m. At treeline and above, sustained winds have further loaded slopes and formed windslabs. A surface hoar layer down 1.2m continues to be monitored. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another 10 cm of new and some more strong winds has added again to the storm slab condition. Winds from both the west and north east have loaded most open slopes at and above treeline. In shallower areas east of the divide, the snow rests on a very weak base of facets. South aspects have a crust. Triggering is likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface soft slabs are forming mainly at exposed treeline locations and above yet are spotty. Saturday's strong North winds reverse loaded many slopes and now moderate Westerlies continue to move the snow. 90cm of snow fell since Wednesday. At treeline, soft slabs rest on a suncrust 80 cm deep in south facing terrain. Midpack is otherwise strong.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of low density snow over the Mar 16th crust of varying thickness depending on elevation below 2000m. Moist snow below the crust. This overlies a well settled mid pack. The Feb 12 SH is down around 100-150cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_DDF6C5E8">Up to 55cm of snow over the last 48 hours is sitting on the Mar 16 melt freeze crust. The crust is present at all aspects and elevations, 7 cm or more thick, and very supportive. This new snow seems to be bonding and settling well with no major shears evident in tests on Monday. Windslabs have already been building on lee N &amp; W slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft slabs continue to form at exposed treeline locations and above from today's moderate West winds. Previous North winds reverse loaded many slopes and gullies. 90cm of snow fell since March 13. Snow transport is occurring. At treeline, soft slabs rest on a suncrust 80 cm deep in south facing terrain. Below treeline is generally supportive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Intense but intermittent flurries yesterday with locally very strong winds has added more load to the snowpack.  Up to 35 cm of snow is beginning to slab up, especially in the alpine.  Below 2000 meters, this storm snow sits on a sun crust formed on March 16.  The mid-pack remains well settled.  The Feb 12 PWL can still be found, but is stubborn.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past week, 60-80 cm of snow has fallen in the region with strong West winds.  The storm snow is starting to bond to underlying layers West of the divide, but still may be of concern steeper features where the interface is a suncrust.  East the divide, storm snow is a cohesive slab resting on a weak faceted snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">90cm of snow has fallen since March 13.&nbsp; Soft slabs continue to form in the alpine and at treeline on wind exposed slopes from gusty moderate S to SW winds. Previous North winds have reverse loaded gully features.&nbsp; At treeline, soft slabs rest on a suncrust 80 cm deep in south facing terrain. The snowpack is generally supportive below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Storm snow slabs exist in the alpine, but are sporadic.  Reports from north aspects (Dome Glacier) indicate the upper snow is well bonded; however avalanches to size 2.5 were observed yesterday from solar aspects in the </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://avalancheinfo.net/Parks/Glacier/Images/20130319%20Grizzly%20Pk%20Na%20S%20asp.jpeg" target="_blank"><span class="s_9255B882">Connaught </span></a><span class="s_AA239A9B">drainage.  Where storm slabs rest on a buried suncrust-surface hoar combo (March 11), wide propagations can be expected.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">W of Divide: Tak study plot (Yoho) today @1800m.Well settled 230cm snowpack. 30cm moist layer (rain event last week) buried under 30cm low density snow. Up to 40cm snow in last 48 hrs  at TL. (E-Mod shears).</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> E of Divide:harder wind slabs over a variety of surfaces from sun crust, facets, and depth hoar. Sensitive to human triggering in thin areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Slabs continue to form in the alpine and at treeline on wind exposed slopes from gusty moderate S to SW winds. Previous North winds reverse loaded gully features last week. 90cm has fallen since March 13. At treeline in south facing terrain, the snow rests on a suncrust 80 cm deep. The snowpack is generally supportive below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">An intense frontal system passed through last night with strong winds.  We suspect significant loading occurred in start zones overnight, but the bond of storm snow is not yet known.  North aspects will be most loaded, but solar aspects may be more reactive due to a buried suncrust-surface hoar combo , where wide propagations can be expected.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm new snow overlies the March 21 rain crust that can be felt as high as 1900m and a sun crust that goes to ridge top on S aspects. This HN tapers with elevation covering moist snow and a weak crust below 1600m. There is 40 to 60 cm over the March 15 rain crust that is present to 2400m. Thin wind slabs forming at ridge crests N to SE aspects</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">W of Divide: Generally well settled snowpack in deeper areas. Previous storm slabs buried by 20-40cm at TL and above.  Some whumpfing today at ridgetop in thinner areas on facets above Vermillion crossing.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> E of Divide:harder wind slabs over a variety of surfaces from sun crust, facets, and depth hoar. Sensitive to human triggering in thin areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The surface storm and wind slab have melded with the snowpack making a persistent slab in alpine and treeline locations on a variety of aspects. 90cm has fallen since March 13 and was moved around by variable winds since then. At treeline in south facing terrain, the snow rests on a suncrust 80 cm deep. The snowpack is generally supportive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of storm snow is dry down to 1400m, with sun crust on solar aspects.  Strong southerly winds deposited this snow on lee aspects at treeline and the alpine. The storm snow is reactive to rider triggering in steep and unsupported terrain, especially at treeline. The March 11 surface hoar-suncrust weak layer is down about a meter.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is a great variation between the east and west in the forecast district. East of the divide, the lower snowpack is weak facets and collapsing of this layer is causing remote triggering of avalanches with wide propagations. On southerly aspects these avalanches are failing on a crust while on NE aspects cornice triggers are triggering storm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variable thick slab exists in alpine and treeline locations on a variety of aspects. It is over a strong midpack except in shallow locations where you could trigger basal facets or depth hoar weakness at the ground. At treeline in south facing terrain, their is a suncrust 80 cm deep. Strong diurnal temperature fluctuations have helped stability.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of storm snow is dry down to 1400m, with sun crust on solar aspects.  Strong southerly winds deposited this snow on lee aspects at treeline and the alpine. The storm snow may be reactive to rider triggering in steep and unsupported terrain, especially at treeline. The March 11 surface hoar-suncrust weak layer is down about a meter.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some wind slab and cornice issues in the westerly areas. Deep slab persistent weak layer concerns in the eastern shallow snowpack areas. In areas of 170cm or deeper snowpack the snow seems mainly stable, with a few isolated exceptions at and above treeline on lee slopes. East of the divide where the snowpack was less than 150cm, beware.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variable thick slab exists in alpine and treeline locations on a variety of aspects. It is over a strong midpack except in shallow locations where you could trigger basal facets or depth hoar weakness at the ground. At treeline in south facing terrain, their is a suncrust 80 cm deep. Strong diurnal temperature fluctuations have helped stability.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cool temps and clouds have reduced solar effects; a sun crust has formed only on steep, solar aspects. Elsewhere, 25cm of dry snow exists above 1400m. Tests on two surface hoar/crust layers in the top 1.5m indicate that they may be triggered by large loads (like cornices) in some areas (most likely on solar aspects). The snowpack below is strong. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is mostly stable except for isolated wind slabs and solar effects on southerly aspects with daytime heating. Cornices are still a concern and cornice falls have triggered some deep slabs in the last week. Weaker shallow snowpack areas should still be treated with caution.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variable thick slab exists in alpine and treeline locations on a variety of aspects. It is over a strong midpack except in shallow locations where you could trigger basal facets or depth hoar weakness at the ground. Steeper South facing terrain has a suncrust 80cm down. Strong diurnal temperature fluctuations have helped stability.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On steep, solar aspects the surface becomes moist and loose with warming, freezing into a crust overnight. 25cm of dry snow exists above 1400m elsewhere. Tests on surface hoar/crust layers in the top 1.5m indicate that they may be triggered by large loads (like cornices) in some areas (most likely on solar aspects). The snowpack below is strong. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sun crust forming on SE to SW aspects. E and W aspects still providing excellent skiing today!  Light wind effect in open areas at tree line and above and some small wind slabs present near ridge crests. 15 to 40cm of recent storm snow bonding well to the crust below.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is mostly stable except for isolated wind slabs and solar effects on southerly aspects with daytime heating. Cornices are still a concern and cornice falls have triggered some deep slabs in the last week. Weaker shallow snowpack areas should still be treated with caution, especially as they warm up in the afternoon sun.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variable thick slab exists in alpine and treeline locations on a variety of aspects. It is over a strong midpack except in shallow locations where you could trigger basal facets near the ground.  A suncrust with varying thickness and strength exists at all elevations on steep South facing aspects. Below treeline, the crust breaks down by  midday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Solar aspects have a series of buried sun crusts, some of which have surface hoar on top, creating potential for wide avalanche propagation with the right trigger.  These aspects also tend to be windward (SW) so the snowpack is thinner there, and may be more easily triggered by skiers.    Strong daytime warming will weaken the snow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Kootenay Park today, S through W slopes developing variable melt freeze crusts, thickest on steep W aspects. 20cm powder snow on N aspects over temperature crust up to 1800m. Well settled snowpack at 2300m. Moist snow on solar aspects by 11AM. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">E of divide settled wind slabs over basal facets. Supportive travel with variable sun crust up to 2700m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variable thick slab exists in alpine and treeline locations on a variety of aspects. It is over a strong midpack except in shallow locations where you could trigger basal facets near the ground.  A suncrust with varying thickness and strength exists at all elevations on steep South facing aspects. Below treeline, the crust breaks down by  midday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The generally well settled snowpack is being affected by strong solar radiation.  North aspects are remaining cool, but sunny aspects and all lower elevations are warming up substantially during the day.  Thin snowpack areas will be most susceptible, specifically on S and W aspects.  Several PWLs (mostly buried sun crusts with SH) are still active. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">W of divide. S through W slopes developing variable melt freeze crusts, thickest on steep W aspects.  Powder snow on N aspects. Generally well settled snowpack.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">E of divide settled wind slabs over basal facets. Supportive travel with variable sun crust up to 2700m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 15 to 20 cm melt freeze crust on solar aspects below treeline appears to be maintaining its strength until late in the afternoon.  Isothermal conditions are beginning on shallow south facing slopes at treeline.  The alpine snowpack is relatively stable where it is thicker especially on polar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The generally well settled snowpack is being affected by strong solar radiation.  North aspects are remaining cool, but sunny aspects and all lower elevations are warming up substantially during the day.  Thin snowpack areas will be most susceptible, specifically on S and W aspects.  Several PWLs (mostly buried sun crusts with SH) are still active. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">W of divide. S through W slopes developing variable melt freeze crusts, thickest on steep W aspects.  Powder snow on N aspects. Generally well settled snowpack.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">E of divide settled wind slabs over basal facets. Supportive travel with variable sun crust up to 2700m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 5 to 10 cm melt freeze crust on solar aspects below treeline appears to be maintaining its strength until mid afternoon. Isothermal conditions exist on shallow south facing slopes up to treeline. North facing treeline and the alpine snowpack are relatively stable with a well settled mid-pack bridging basal facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar radiation and rising freezing levels have deteriorated ski quality on all but sheltered N aspects. Moist surface snow and crusts are found at all elevations, with growing surface hoar.  Avalanches have been triggered from thin snowpack areas weakened by warm temps. Several PWL's (mostly buried sun crusts with SH) are still active. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A trace of new snow fell above 1900m last night. This will overly Sun Crust on steep East through West aspects and Temperature or Rain Crusts as high as 2200m on all aspects. Winds have created thin windslabs over these crusts in open areas Treeline and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Spring conditions prevail. but it is not quite corn yet on the upper elevation southerly aspects. A 2cm crust is holding everything together while frozen. Northerly aspects are well settled with  some wind slabs. Lower elevations are going through the classic melt freeze daily cycle. Cornices are large and have been observed falling off every day.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 5 to 10 cm melt freeze crust on solar aspects below treeline appears to be maintaining its strength until mid afternoon. Isothermal conditions exist on shallow south facing slopes up to treeline. North facing treeline and the alpine snowpack are relatively stable with a well settled mid-pack bridging basal facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar radiation and rising freezing levels have deteriorated ski quality on all but sheltered N aspects. Moist surface snow and crusts are found at all elevations, with growing surface hoar.  Avalanches have been triggered from thin snowpack areas weakened by warm temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another hot day with less overnight recovery resulted in a rash of late afternoon wet avalanches today. Cascade waterfall failed on the ground in a wet slab that ran to the bottom of the falls. The snowpack is stable when the crusts are intact, but have regard for what is happening on the slopes far above you.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 5 to 10 cm melt freeze crust on solar aspects below treeline appears to be maintaining its strength until mid afternoon. By this time isothermal conditions can be expected up to treeline on solar facing slopes. The snowpack at treeline and above on Northerly facing slopes has a well settled mid-pack providing bridging strength above basal facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar and warm temps over the past week has resulted in moist surface snow and crusts on all but sheltered N aspects above 1900m. Shallow ridgetops in the alpine are becoming isothermal. On shaded aspects large surface hoar is growing, right to mountain top. A surface hoar/crust layer in the upper meter is becoming isolated and stubborn.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another hard freeze overnight made for excellent travel. True corn is forming on low to mid elevation solar aspects with a thinner crust in the high alpine. Due north slopes have a mixture of wind effect and thin facetted snow with low penetration. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar and warm temps over the past week has resulted in moist surface snow and crusts on all but sheltered N aspects above 1900m. Shallow ridgetops in the alpine are becoming isothermal. On shaded aspects large surface hoar is growing, right to mountain top. A surface hoar/crust layer in the upper meter is becoming isolated and stubborn.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Spring time conditions. Overnight crusts on solar aspects are breaking down by early afternoon. North aspects are dry above 2200 m. The forecasted new snow will be sitting on a hard crust on most aspects and may be easily triggered by skiers or with afternoon warming.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below Treeline  a 15cm melt-freeze crust sits above wet and unconsolidated snow and provides stability. This condition demission with elevation and on slopes which are not South facing. By mid afternoon, or earlier on very hot days, this crust has melted and the avalanche danger is elevated considerably. The base of the snowpack is weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Multiple crusts and moist snow in the upper one meter of the snow pack on south, east and west aspects. On due north aspects there may still be dry snow to be found at tree line and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Five to 10 cm storm of snow along the divide sits over a sun crusts on most aspects except true north. Weak freezes and the insulating aspect of the new snow bring minimal recovery of crusts overnight. Crusts at tree-line and below are breaking down by mid-day.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below Treeline a supportive 15cm melt freeze crust provides temporary stability above a wet and unconsolidated snowpack. The crust thins with elevation and on slopes which are not South facing. By mid afternoon, or earlier on very hot days, this crust will melt and the avalanche danger will&nbsp; increase considerably. The base of the snowpack is weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Multiple crusts and moist snow in the upper one meter of the snow pack on south, east and west aspects has not refrozen overnight due to 2000m freezeline. On due north aspects there may still be dry snow to be found at tree line and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_A8FEC758">A surface crust exists on all aspects and at all elevations. The strength of this crust varies with location as it freezes with cooling and weakens with heating. In thin snowpack areas weak layers persist that were created by earlier faceting of mid and basal snow. Weak moist snow may fail as point releases or as slabs over crusts or weak layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Five to 10 cm storm of snow along the divide sits over a sun crusts on most aspects except true north. Weak freezes and insulating aspect of new snow bring minimal recovery of crusts overnight. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below Treeline a supportive 15cm melt freeze crust provides temporary stability above a wet and unconsolidated snowpack. The crust thins with elevation and on slopes which are not South facing. By mid afternoon, or earlier on very hot days, this crust will melt and the avalanche danger will elevate considerably. The base of the snowpack is weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moist snow in the snowpack has crusted over with just below freezing temperatures for a short period overnight. On due north aspects there may still be dry snow to be found at tree line and above, but yesterday a party skiing below treeline on a North aspect reported isothermal conditions and dangerous deep sluffing in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15 cm of new, dense snow sits over sun crusts on most aspects except true north. Rain showers, overcast skies, and the insulating aspect of the new snow brought no overnight recovery below 2000m Friday.  We can expect the same on Saturday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below Treeline a supportive 15cm melt freeze crust provides temporary stability above a wet and unconsolidated snowpack. The crust thins with elevation and on slopes which are not South facing. By mid afternoon, or earlier on very hot days, this crust will melt and the avalanche danger will elevate considerably. The base of the snowpack is weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moist snow and rain overnight with snow sticking to the trees at about 1600m elevation this morning. Heavy wet new snow over an isothermal snowpack has been reported from a treeline observatory, and avalanche activity can be expected today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm of new, dense snow in the alpine over the last 48 hours sits over crusts on most aspects except true N. Rain below treeline. Bow summit plot at 2000m today saw mainly isothermal snowpack with little freeze. Hard compression results down 60cm on facets. In that area E of the divide there are still depth hoar and facet layers near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A melt freeze crust below treeline provides stability above a generally wet unconsolidated snowpack. By mid to early afternoon, daytime heat has the potential to break the crust down increasing the danger. Heating also promotes cornice failures which could initiate a large slide. Above treeline the snowpack is supportive but less so where shallow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures and moist snow/rain overnight did not allow for a good freeze.  An isothermal snowpack has been reported in some locations at treeline.  These conditions result in a loose, unconsolidated snowpack.  Precipitation that did fall as snow over the last few days will be heavy and wet.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm of moist snow sits over top of a crust that was formed last week. Many places below 2000m expect to find an isothermal snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Melt freeze crust below treeline provides stability above a wet and unconsolidated snowpack. Watch for daytime heating breaking the crust down and increasing the danger. Alpine cornices are large and looming. The snowpack is supportive above treeline with a light dusting of snow over a temperature crust particularly on South aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cooler temperatures overnight will have frozen the surface snow. The surface condition will change rapidly today as freezing levels rise. An isothermal snowpack has been reported in some locations at treeline. These conditions result in a loose, unconsolidated snowpack. Precipitation that did fall as snow over the last few days will be heavy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temperatures have tightened the snowpack, creating a supportive crust at lower elevations. In the alpine and at treeline, convective storms have dropped 10 - 30 cm of new snow which sits on top of suncrusts on solar aspects and old facetted snow on polar aspects. In some areas, windslabs may exist, although the winds have been mostly light.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last week's 15cm of storm snow has likely led to some new windslab formation in exposed areas at upper elevations. Spring conditions mean low hazard in AM with frozen snowpack and potentially high hazard with daytime heating. Small loose wet slides are a good indicator that it is time to be heading for apres-ski.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 to15 cm of snow over crusts and moist snow in the alpine and treeline. Supportive melt-freeze crust over moist snow below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temperatures have tightened the snowpack, creating a supportive crust at lower elevations. In the alpine and at treeline, convective storms have dropped 10 - 30 cm of new snow which sits on top of suncrusts on solar aspects and old facetted snow on polar aspects. In some areas, windslabs may exist, although the winds have been mostly light.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain will weaken the melt freeze crust below treeline producing a wet and unconsolidated snowpack.&nbsp; Windslabs will build on the smooth temperature crusts at and above treeline on north to east aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable snow conditions in upper snowpack elevation dependant. 10-15cm firm crust on the surface below treeline over moist snow. Top 10cm is wind affected at treeline and alpine elevations. Profile at 2090m, SE aspect, 36 degrees showed easy, sudden planar test results down 9cm on surface hoar and moderate results down 25cm below a 15cm crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the ALP and TL, recent storms have previously deposited 10-30 cm of snow which sits on top of suncrusts on solar aspects and facetted snow on polar aspects. Windslabs exist in immediate lee features in the alpine, and are developing with the current strong SW winds. The addition of up to 10-20cm of snow tonight will create touchy storm slabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite rain and above freezing temperatures, the melt freeze crust remained intact at treeline.  This crust provides stability above a wet and unconsolidated snowpack. Stiff windslabs have formed on a smooth temperature crust below ridgelines on north to north east facing slopes treeline and in the alpine.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable Conditions.  In the alpine, SSL and HSL from last weeks storm and wind event overly crusts on solar aspects and facets or surface hoar on north aspects.  The SH (from April 4)  is best preserved above 2400m, and is reactive to skier triggering.  Below treeline, the snowpack has become isothermal, frozen in the mornings, mush by afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received 10-15cm overnight, accompanied by moderate to strong SW winds. This will have developed into soft slabs in the alpine. Expect the slabs to be touchy for the next day or two. These slabs overlay 10-30cm of previous storm snow, which rest on suncrusts on solar aspects and facetted snow on polar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Melt freeze crust below 2000m on all aspects, new windslab (10cm thick) found on lee aspets at exposed ridgecrests above treeline.  10cm of new snow in past 24 hours, rapidly settling and moist below 2200m.  Sun crust on solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35 cm of storm snow overnight with moderate to strong South winds have created a storm slab in the alpine and treeline.  These slabs overly crusts on solar aspects and facets or surface hoar on north aspects.  The SH is best preserved above 2400m.  Below treeline, the snowpack has become isothermal, frozen in the mornings, mush by afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was 10-15 cm overnight. There is some wind effect in the alpine that has created isolated soft slabs in immediate lee terrain. These slabs overlay 10-30 cm of previous storm snow, which rests on suncrusts on solar aspects and facetted snow on polar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs on lee aspects (NE) of exposed ridgecrests above treeline are covered by 5-10cm of new snow. New snow is sitting on previous temperature crusts below 2100m and on sun crust on solar aspects. Cornices are big and heavy, and several natural cornice falls have been observed in the past few days. Melt freeze crust carries well in AM.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 60 cm of storm snow that fell two days ago, with moderate South winds have created a storm slab in the alpine and treeline. These slabs overly a crusts on most aspects.  Surface hoar has been observed at this interface above 2400 m on north aspects. Below treeline, the snowpack has become isothermal, frozen in the mornings, mush by afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been up to 30 cm of storm snow over the last few days. There is some wind effect in the alpine that has created isolated soft slabs in immediate lee terrain. These slabs overlay 10-30 cm of previous storm snow, which rests on suncrusts on solar aspects and facetted snow on polar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs on lee aspects of exposed ridgecrests above treeline are covered by 5-10cm of new snow. Below 2100m the new snow sits on temperature and sun crusts. Cornices are big. Several natural cornice falls have been observed over the past 72hrs. Melt freeze crust carries well in AM and maintains into the PM.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of new snow overlies 30cm from the previous storm. April 10 crust is 12cm thick and down 40-50cm. Profile on a north aspect, 1905m, 38 degrees, showed easy to moderate test results down 9 and 15 in the recent storm snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several recent storms have deposited significant amounts over the well established crusts from the warming event at the start of the month. Most of these snowfall events have been followed by periods of sunshine that have re-established crusts on solar aspects. Below 1600m rain and warm temperatures have kept the snowpack warm and crusts are weak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have received between 10 and 40cm of storm snow over the last four days. The amount is variable by location. Generally speaking the storm snow is bonding well, however, expect to find thin wind slabs in the alpine. These wind slabs typically overlie another 10-30cm of old storm snow that sits on top facets and sun crusts, depending on aspect.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs exist on the lee aspects of exposed ridgecrests above treeline with a dusting of snow overtop. Buried temperature crusts exist below 2100m and sun crusts on steep solar aspects at various elevations. Cornices are big and looming. Gusting 105km/hr N winds last night reverse loaded pockets with the limited snow available. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of new snow over 30 to 50cm of recent settling storm snow. April 10 crust is down 40 - 60cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Between 10 and 40 cm of storm snow has fallen in the alpine over the last five days. The storm snow is bonding well to crusts on solar aspects and to faceted snow on northerly aspects. Thin wind slabs can be expected in the high alpine on a variety of aspects. Temperatures stayed cool all day on Monday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs exist on lee aspects of exposed ridgecrests above treeline with a dusting of snow overtop. Buried temperature crusts exist below 2100m and sun crusts on steep solar aspects at various elevations. Cornices are big and heavy. Some reverse loading of exposed terrain due to moderate North winds in the past few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-50cm of settled storm snow remains dry on north aspects above 1750m. The April 3rd crust is down ~60cm and seems to be bonding in most locations. In isolated areas; protected slopes above 2400m; pockets of surface hoar is buried down ~60cm. Northerly winds have been reverse loading slopes for the past 36 hrs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm's of new snow in the alpine. On alpine lee features the snowpack consists of wind slabs over a weak mid-pack with a very weak base of facets. The Oct 27 crust on N-NE aspects in the alpine is breaking down, but is still a sliding layer near ground. On average at treeline there is 70 cm of snow, barely blanketing the rocks and stumps.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">3-4cm of new snow over variable sized hard wind slab in lee features at all elevations. Snowpack ranges from 5-100cm. 4cm Rain crust observed today at 2100ms at ground to 40cm above ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of new snow is over the November 28 surface hoar layer which had widespread distribution. This surface hoar layer is sitting on sun crust on steep south aspects or facets elsewhere. The November 12 surface hoar layer is down 50 to 110 cm from tree line to the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm's of new snow in the alpine. On alpine lee features the snowpack consists of wind slabs over a weak mid-pack with a very weak base of facets. The Oct 27 crust on N-NE aspects in the alpine is breaking down, but is still a sliding layer near ground. On average at treeline there is 70-80 cm of snow, barely blanketing the rocks and stumps.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-40 cm of recent storm snow sits over the November 28 surface hoar/crust layer which had widespread distribution. The November 12 surface hoar layer present at higher elevations is down 60-120cm</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-15 cm of Storm Snow has fallen over last 48 hrs. Strong Northerly winds caused some reverse loading and fresh wind slabs with the arrival of the Arctic front. Steep gullies and large open start zones at and above treeline should be treated as suspect until this storm snow settles. Cold temperatures should promote a stabilizing trend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-40 cm of storm snow is over the November 28 surface hoar/crust interface. The November 28 surface hoar layer is down 60-110cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-15 cm fell with moderate- strong North winds as the Arctic air moved in 2 days ago. Some reverse loading of slopes may have created some new windslabs in the alpine. There is 65-85 cm at our treeline study plots and some mid-pack support for skiing. Field tests still show failures on the Oct 27 crust where it exists or on the basal facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-40 cm of storm snow is over the November 28 surface hoar/crust interface. The November 12 surface hoar layer is down 60-110cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little Prairie has 67cm snow . Summit Lake = 100 cm total. Instabilities within the 25 to 35 cm of storm slab and at the old snow faceted interface indicate skiers could trigger avalanches in steep unanchored terrain at higher elevation areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very cold temperatures mean not much active is happening in the snowpack. The surface and basal layers will continue to facet.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at all elevations. Snowpack ranges from 5-100cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting is softening windslabs and new surface hoar growth is occurring. The November 28 surface hoar/crust interface is down 30-40 and the November 12 surface hoar layer is down 60-110cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Continuing cold temperatures means not much active is happening in the snowpack. The surface and basal layers will continue to facet. Snowpack depths at tree line are around 60-70cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting and new surface hoar growth is occurring. Windslabs are widespread above treeline. The November 28 surface hoar/crust interface is down 30-40 and the November 12 surface hoar layer is down 60-110cm. These layers are of most concern where the overlying snow has formed a cohesive slab. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little Prairie 63cm. Summit Lake = 100-120 cm . Cold temps have prevented slab development in the storm snow. Windslabs built during storm are present on reverse locations (northeast aspects) and could possibly be skier triggered. The facet/melt freeze interface from Dec 1 has also not settled out yet.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at all elevations. Extremely cold conditions creating surface facetting and surface hoar at all elevations. Variable snowpack depths. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting and new surface hoar growth is occurring. Windslabs are widespread above treeline. The November 28 surface hoar/crust interface is down 30-40 and the November 12 surface hoar layer is down 60-110cm. These layers are of most concern where the overlying snow has formed a cohesive slab. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is generally weak, facetted and shallow with little recent changes due to the cold temperatures. 60-70cm of snow exists at tree line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable windslabs on lee features at all elevations. Cold temperatures creating surface facets as a potential future sliding surface. Snow depth is quite variable across the terrain. Deeper areas exist where windloading has occurred. Winds recently gusting to 70km/hr NW further buffing the snow surface. Basal rain crust exists sporadically.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is generally weak, facetted and shallow with little recent changes due to the cold temperatures. 50-70cm of snow exists at tree line which is just barely supportive on skis in most areas. Think light and don't turn too hard!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at all elevations. Recent cold conditions facetting the surface. Variable snowpack depths with pockets up to 1m deep. October raincrust sporadically distributed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm of new snow sits over 20-30cm of facetted and unconsolidated snow. The November 28 surface hoar layer is down 20 to 30cm and is on a crust on steep south aspects. Overall the entire snowpack is faceting with the November 12 interface down 50-100cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong westerly flow stripping windward and creating slabs on the lee. SSL at 1850 to 2150 meters BTL. Expect stiffer slabs in alpine areas that could be triggered. Tests on an E asp at 2140m on Forum Ridge showed failure down 35cm (CTH22) and deeper in the pack another weak layer down 80cm (CTH29) though it is bridged with 20cm pencil layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is 50-70 cm of snow at tree line which is generally weak and facetted, however in some areas the mid-pack is supportive enough to allow some tentative turns. Some fresh wind slabs exist in lee alpine terrain which may be reactive to skier triggering. The October crust is 10-20 cm from ground and producing mod-hard results with comp. test.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at treeline and alpine elevations. Variable snowpack depths with pockets up to 1m deep. October rain crust is sporadically distributed but forecasters are still investigating this condition. Recent North winds are loading South aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of low density storm snow sits over the December 8 surface hoar layer at lower elevations and over variable wind slabs up high. The November 28 surface hoar layer is down around 35-40cm over a facetted mid and lower snowpack. The November 12 surface hoar layer is down 60-110cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is 50-70 cm of snow at tree line which is generally weak, and facetted, however in some areas the mid-pack is supportive enough to allow some tentative turns. Some fresh wind slabs exist in lee alpine terrain which may be reactive to skier triggering. The October crust is 10-20 cm from ground and producing mod-hard results with comp. test.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at treeline and alpine elevations. Variable snowpack depths, particularly in the alpine, with pockets up to 1m deep. October's rain crust is sporadically distributed but forecasters are still investigating this condition. Recent North winds are loading South aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of low density storm snow sits over the December 8 surface hoar layer at lower elevations and over variable wind slabs up high. The November 28 surface hoar layer is down around 35-40cm over a facetted mid and lower snowpack. The November 12 surface hoar layer is down 60-110cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is 50-70 cm of snow at tree line which is generally weak, and facetted, but there is some mid-pack support. Some fresh wind and storm slabs exist in lee alpine terrain which may be reactive to skier triggering. The October crust is 10-20 cm from ground and producing mod-hard results with comp. test.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at treeline and alpine elevations. Variable snowpack depths, particularly in the alpine, with pockets up to 1m deep. October's rain crust is sporadically distributed but forecasters are still investigating this condition. Last weeks North winds have loaded slab snow onto South aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25-30cm of storm snow sits over the December 8 surface hoar layer at lower elevations and over variable wind slabs up high. The storm snow is mainly low density with some soft slab developing in the alpine. The November 28 surface hoar layer is down around 35-40cm over a facetted mid-lower snowpack. The Nov 12 surface hoar layer is down 60-110cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 10 cm new over the past 24 hrs with moderate westerlies have created some touchy thin new wind slabs at treeline and above. The base remains weak with depth hoar and isolated crust near the ground. Drib and drab storm snow combined with wind will be enough to create some natural avalanche activity on steep lee features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at treeline and alpine elevations. Variable snowpack depths, particularly in the alpine, with pockets up to 1m deep. October's rain crust is sporadically distributed but forecasters are still investigating this condition. Last weeks North winds have loaded slab snow onto South aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35-45cm of storm snow sits over the December 8 surface hoar layer at lower elevations and over variable wind slabs up high. The storm snow is mainly low density with some soft slab developing as temps warm. The November 28 surface hoar layer is down around 50-65cm over a facetted mid-lower snowpack. The Nov 12 surface hoar layer is down 70-120cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm of recent storm snow sits on the early December facets. Strong W winds are creating wind slabs on lee aspects at tree line and in the alpine. The mid pack is mainly facets but still dense enough to support the weight of a skier in many areas. In alpine areas the October melt freeze crust is present near the base of the snow pack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at treeline and alpine elevations. Alpine regions will be scoured by strong winds in the Icefields. Gusting winds will be moving any available snow that is left. Expect to see additional wind slab development.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45-55cm of storm snow sits over the December 8 surface hoar layer at lower elevations and over variable wind slabs up high. The storm snow is mainly low density with some soft slab developing as temps warm. The November 28 surface hoar layer is down around 60-75cm over a facetted mid-lower snowpack. The Nov 12 surface hoar layer is down 80-110cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little Prairie: 63cm snow. Summit Lake: 120 cm. Strong winds since 1208 have scoured Western slopes and created windslabs. The facet and melt freeze crust interface below these slabs is likely gaining strength however triggering these slabs will remain a possibility as temperatures continue to rise. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of storm snow is present near the divide. Moderate to strong W winds and mild temperatures have formed wind slabs in open areas at tree line and above. The mid pack is facetted but still dense enough to support the weight of a skier in many areas. The October melt freeze crust or a mix of depth hoar and facets is present at the base. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab on lee features at treeline and alpine. Alpine is a mosaic of scoured ground and wind-loaded gully features on lee aspects. Strong gusting winds are constantly changing directions. Expect windslab development in unusual locations. Oct 27 Raincrust exists near bottom of snowpack with Facets above and below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40-50cm of storm snow sits over the December 8 surface hoar layer at lower elevations and over variable wind slabs up high. The storm snow is rapidly settling into a slab with warm temperatures and moderate to strong winds. The November 28 surface hoar is down around 60-80cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Areas on the west side of the Continental Divide have received up to 20 cm of snow in the last 36 hours, for a total of approximately 40 cm over the past four days. Strong to extreme winds at treeline and above have created windslabs in most open areas. Total snowpack depths range from 60-100 cm, with the lower half comprised of weak facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The alpine is a mosaic of scoured ground and windslabs on the lee side of terrain features. Gullies on lee aspects will be heavily wind oaded. Strong gusting winds are constantly changing directions. Expect windslab development in unusual locations. The October 27 raincrust is still lurking with facets developing above and below it.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nearly 70cm of snow has fallen in the last week, with 35cm over the past 2 days. Winds have increased overnight, rapidly loading lee slopes and forming windslabs in the alpine. There are several reactive layers in and below the storm snow. The Nov 28 persistent weak layer is down 70 and gives sudden planar results in snowpack tests. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong winds continued to stiffen upper snowpack creating slab like conditions. A layer of less dense snow in the proximity of the Nov 15 thin temperature crust is buried by about half a meter of denser snow. It may not trigger easily. Watch loaded gullies, cross loaded terrain and other lee areas at all aspects. Still shallow at lower elevation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Approximately 25 cm storm snow with strong south-westerlies over the last two days has created touchy wind slabs in all open areas above treeline. Windward slopes are scoured. bare. The mid pack remains strong enough to support most places where the snowpack is deeper than 60cm. The base is weak DH. Isolated SH at treeline beneath storm snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong, turbulent winds continue to add to the variable snow distribution at treeline and above. Wind slabs are developing in lee terrain features. These windslabs sit above the October 27 raincrust with weak basal facets at the bottom of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">55 to 60cm of storm snow sits over a variety of surfaces from December 8th like surface hoar lower down, facets and variable wind slabs at higher elevations. The mid and lower snow packs are faceted but have not been observed to have the typical weakness associated with this. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another 10-20 cm of new snow today brings the storm snow total to 40-60 cm. Moderate to strong winds have created touchy windslabs in the alpine and at treeline.  Basal facets, depth hoar and the october rain crust are prominent at the base of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong, turbulent winds continue to add to the variable snow distribution at treeline and above. Wind slabs are developing in lee terrain features. These windslabs sit above the October 27 raincrust with weak basal facets at the bottom of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">80cm of storm snow sits over a variety of surfaces from December 8th like surface hoar lower down, facets and variable wind slabs at higher elevations. Strong winds have formed windslabs and wind loaded pockets above treeline. Below this are 2 persistant weak layers and the snowpack is facetted. As the load increases these layers may wake up. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Faceting and windslabs still dominate the Rockies' snowpack. The deep persistent weak layers are still reactive with additional wind-loading. Triggering overlying slabs is likely and will result in large, destructive avalanches as seen in avalanche control work today. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind transport has been evident at alpine ridge crests. Any windslab development on lee terrain features will be over-lie extremely weak basal layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 80cm of settled snow sits over a variety of surfaces like surface hoar at lower elevations, facets and variable wind slabs at higher elevations. This interface is reactive in snowpack tests. Strong winds have formed wind slabs and wind loaded pockets at treeline and above. Below this are 2 persistent weak layers and the snowpack is facetted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some moderate wind transport is adding to the slabs at treeline and above. This will increase the propagation potential across the start zone features. The weak base with depth hoar and the October melt freeze crust will mean any avalanche will involve the entire snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Turbulent winds continue to add to the variable snow distribution at treeline and above. Wind slabs are developing in lee terrain features. These windslabs sit above the sporadically distributed October 27 raincrust with weak facets at the bottom of the snowpack. Colder temperatures are tightening the snowpack but at same time promoting faceting. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 80cm of settled snow sits over surface hoar at lower elevations, facets and variable wind slabs at higher elevations. This interface is reactive, popping cleanly in snowpack tests. Strong winds have formed wind slabs and wind loaded pockets at treeline and above. Below this are 2 persistent weak layers sandwiched between facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5 of very light new snow fell Wednesday to bring Little Prairie to 65cm. Summit Lake = 100 cm total. Instabilities within the 25 to 35 cm of storm slab and at the old snow faceted interface indicate skiers could trigger avalanches in steep unanchored terrain at higher elevation areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20 cm of loose, dry snow sits on top of a generally weak snowpack. The total snowpack depths range from 60-100 cm at treeline, with the deeper snow located on the western side of the forecast region. In the Lake Louise to Bow Summit region, the lower half of the snowpack is weak depth hoar and avalanches are likely in steep, open slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable snow distribution at treeline and above. Wind slabs are continuing to develop in lee terrain features. Wind slab and a mainly facetted snowpack overlies October 27 rain crust which is distributed sporadically through the forecast area. Basal facets and depth hoar to ground. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 80cm of snow has settled over surface hoar at lower elevations, mixed forms and variable wind slabs at higher elevations. This interface failing sudden planar in snowpack tests. Strong winds have formed wind slabs and wind loaded pockets at treeline and above. At the base of the snowpack 2 persistent weak layers are surrounded by mixed forms.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of recent snow now sits on top of a generally weak snowpack. Some new wind slabs are present near ridge crests in alpine areas.  The lower half of the snowpack is comprised of weak facets and depth hoar. Total snowpack depths range from 60-100 cm, with the deeper snow located on the western side of the forecast region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable snow distribution at treeline and above. Wind slabs continue to develop in lee terrain features. Wind slab and a mainly facetted snowpack overlies October 27 rain crust which is distributed sporadically through the forecast area. Basal facets and depth hoar exist just off the ground.  Below treeline remains unsupportive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15 of low density HST from the last two days sits on the surface. Below that up to 80cm of snow has settled over surface hoar at lower elevations, mixed forms and variable wind slabs at higher elevations. This interface is failing sudden planar in snowpack tests. At the base of the snowpack 2 persistent weak layers are surrounded by mixed forms.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20 cm of facetted snow sits on a generally weak snowpack. All areas of the park have &lt;100cm of total snowpack, comprised almost entirely of facets and depth hoar near the base. Today, field teams in Kootenay Park found well preserved surface hoar down 40 cm from the top which produced moderate to hard shears. The snowpack should not be trusted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable snow distribution at treeline and above. Wind slabs continue to develop in lee terrain features. Wind slab buried by recent light snow overlies a facetted snowpack and the basal October 27 rain crust. The crust is distributed unevenly in the forecast area. Facets and depth hoar are just off the ground. This weak base will persist longterm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of recent storm snow. Mid-pack is comprised of settling storm snow and more facetted crystals lower down. The December 8 facet/surface hoar interface is down around 65-80cm, and the November 28 layer is now buried down around 90-105cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of new snow in the W tapers to nothing in the E.  A variety of surface weaknesses including widespread windslabs in the ALP and surface hoar at TL and BTL sit on a generally weak snowpack. The real concern is the facet/depth hoar/crust combo at the base of the snowpack which been triggered by light loads recently and can't be trusted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable snow distribution at treeline and above. Wind slabs continue to develop in lee terrain features. Wind slab buried by recent light snow overlies a facetted snowpack and the basal October 27 rain crust. The crust is distributed unevenly in the forecast area. Facets and depth hoar are just off the ground. This weak base will persist longterm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Storm snow now totalling 40cm since December 20. December 8 facet/surface hoar down 70-80cm and November 28 surface hoar layer down 90-100.Facetted lower snowpack slowly gaining strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 to 15 cm of snow from the last 72 hours with near freezing temperatures, and significant W winds, have led to the formation of thin and soft storm slabs above the previous wind scoured and hardened surfaces. The sugary Faceted Crystals associated with the November Crusts are buried 50 to 70 cm presenting a weak layer that remains of interest. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of new snow in the W tapers to nothing in the E. A variety of surface weaknesses including widespread windslabs in the ALP and isolated surface hoar at TL &amp; BTL sit on a generally weak snowpack. The real concern is the facet/depth hoar/crust combo at the base of the snowpack which been triggered by light loads recently and can't be trusted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable snow distribution at treeline and above. Wind slabs continue to develop in lee terrain features. Wind slab buried by recent light snow overlies a facetted snowpack and multiple early season crusts. The crusts are distributed unevenly in the forecast area. Facets and depth hoar are just off the ground. This weak base will persist longterm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 80cm of settled snow overlies the Dec 8 PWL, which is surface hoar at lower elevations and facets and variable wind slabs at higher elevations. This layer is becoming less reactive in tests. The lower snowpack is facetted, with 2 PWL's in the lower 50cm, that are slowly gaining strength. SW winds have formed windslabs above treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 10cm new snow has fallen west of the divide. Otherwise, the winds have been howling from the west and all windward slopes are stripped bare. Lee and cross loaded gullies have a mix of hard and soft wind slabs over a weak shallow base.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant precipitation over the last week (1mm in past 72 hours / 5mm past 7 days). Snowpack is generally shallow, weak, with a variably distributed deep persistent slab overlying weak basal layers of depth hoar, crusts, and/or facets. A steady southwest flow has created pockets of windslab in exposed areas at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of settled snow sits on a weak layer of large snowflakes which are reactive in tests. The Dec 8 PWL, which is surface hoar at lower elevations and facets and variable wind slabs at higher elevations, is down ~80cm. This layer is becoming less reactive in tests. The Nov 28 surface hoar, down ~1m, is still reactive in some locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-15cm of recent snow has fallen west of the divide.  This sits on a supportive but weak mid-pack over weak basal facets.  On the East side of the divide strong West winds have stripped all windward slopes. Lee and cross loaded gullies have a mix of hard and soft wind slabs over a weak shallow base.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant precipitation over the last week (1mm in past 72 hours / 5mm past 7 days). Snowpack is generally shallow, weak, with a variably distributed deep persistent slab overlying weak basal layers of depth hoar, crusts, and/or facets. A steady southwest flow has created pockets of windslab in exposed areas at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">~45cm storm slab sits on a weak layer of large snowflakes which are reactive in tests. The Dec 8 PWL, which is surface hoar at lower elevations and facets and variable wind slabs at higher elevations, is down ~80cm. This layer is becoming less reactive in tests. The Nov 28 surface hoar, down ~1m, is still reactive where it exists.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Extreme SW winds over the last 24 hrs and warm temps have created hard slabs with the remainder of the snow from earlier this week. Gullies and wind loaded features have a series of windslabs with all wind exposed slopes scoured. The Faceted Crystals associated with the Nov Crusts are buried 50 to 70 cm, a weak layer that remains of interest.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20 cm of soft surface snow has formed thin windslabs in some areas, and sits on top of a shallow and weak snowpack. West of the Continental Divide the snowpack is stronger, but failures near the ground are still likely. This condition will persist until the passage of time and deeper snow can work to strengthen the lower half of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm last night in the Icefields area is not enough to change the snowpack. It remains generally shallow, weak, with a variably distributed deep persistent slab overlying weak basal layers of depth hoar, crusts, and/or facets. Windslabs have formed in exposed treeline and above areas. Below treeline remains unsupportive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">~60cm storm slab sits on a weak layer of large snowflakes which are reactive in tests. The Dec 8 PWL, which is surface hoar at lower elevations and facets and variable wind slabs at higher elevations, is down ~80cm. The Nov 28 surface hoar, down ~1m. Both layers are showing variable reactivity in snowpack tests.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At Bow Summit, 13 cm of recent storm snow is being blown into soft slabs at higher elevations where the wind is effecting the snow. The total snowpack depth is 73 cm and comprised mostly of facets and depth hoar. This is a structurally weak snowpack that needs time and more snow in order to gain strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The light precipitation amounts this weekend was not enough to alter the snowpack. It remains shallow with a variably distributed deep persistent slab overlying weak basal layers of depth hoar, crusts, and facets. Windslabs of various thicknesses continue to form in lee locations at treeline and above areas. Below treeline remains unsupportive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70cm of recent storm snow sits over a settling mid pack. Storm snow amounts are less east of the Rogers Pass summit. The December 8 surface hoar/facet layer is down 70-85cm and the November 28 surface hoar layer is down around a meter which is still well preserved in certain areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline the snowpack is roughly 1 metre deep. The midpack is supportive on skis but is comprised mostly of weak facets. East of the divide there is 10-20 cm of recent storm snow and west of the divide there is up to 35 cm of fresh snow. Continued mod to strong winds have created hard and soft slabs in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light precipitation over the last few days was not enough to alter the snowpack. It remains shallow and unsupportive. Wind slabs of various thicknesses continue to form in lee locations and there is a variably distributed deep persistent slab overlying weak basal layers of depth hoar, crusts, and facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70 cm of settling storm snow,. The December 8 surface hoar/facet layer is down ~85cm and the November 28 surface hoar layer is down ~110cm still well preserved in certain areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">W. of the divide there is 40-70 cm of fresh snow over the past 5 days and 10-20 cm on the East. Continued west winds have added to the slab condition in the alpine and at treeline.  The treeline snowpack depth is roughly 1 metre deep. The midpack is supportive on skis but is consists mostly of weak facets with a persistent weak layer at the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slab conditions exist on lee features at all elevations.&nbsp; The snowpack is characteristic of early season conditions, with a weak structure and highly variable distribution. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of new storm snow. Upper meter is settling. Mid to lower snow pack is rounding out and becoming more well settled. The Dec. 8 surface hoar/facet layer, now down 90cm, has been mostly unreactive in snowpack tests. The Nov. 28 surface hoar layer however, down ~125cm, still well preserved in certain areas is giving hard sudden planar results.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A layer of faceted, weak crystals is found in most locations at about 30 to 40cm off the ground. Human triggering of this deeper instability may be possible in shallower snowpack  areas. Wind slabs are a concern in open areas at tree line and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">W. of the divide there is 40-70 cm of fresh snow over the past 6 days and 10-20 cm on the East. Continued west winds have added to the slab condition in the alpine and at treeline. The treeline snowpack depth is roughly 1 metre deep. The midpack is supportive on skis but is consists mostly of weak facets with a persistent weak layer at the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> The snowpack is characteristic of early season conditions, with a weak structure and highly variable distribution.&nbsp;  The Icefields area snowpack consists of several supportive windslabs over basal facets. Test results confirm that if a windslab layer releases in the upper snowpack, it could collapse the basal facets and slide full depth to ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35cm of new storm snow. Upper meter is settling. Mid to lower snow pack is rounding out and becoming more settled. The Dec. 8 surface hoar/facet layer, down 90cm, is mostly unreactive in snowpack tests. The Nov. 28 surface hoar layer, down ~125cm, is still well preserved in certain areas and is giving hard sudden planar results.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weeks storm snow has settled to 35-40 cm W of the divide and 10-20 cm on the East. Continued west winds have added to the slab condition in the alpine and at treeline. The treeline snowpack depth is roughly 1 metre deep. The midpack is supportive on skis but is consists mostly of weak facets with a persistent weak layer at the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New snow overlies existing wind slabs in the top 40cms. Strong supportive mid pack at TL and above over a very weak faceted base at ground. Below tree line the snow pack has very little support or slab development except in isolated open areas where wind slabs may exist.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35cm of recent snow is settling. Mid to lower snow pack is rounding out and becoming more settled. The Dec. 8 surface hoar/facet layer, down ~90cm, is mostly unreactive in snowpack tests around Rogers Pass. The Nov. 28 surface hoar layer, down ~125cm, is still well preserved in certain areas and is giving hard sudden planar results.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally a thin and weak snowpack averaging 1m near treeline. West winds have strongly influenced coverage: scouring windward areas leaving windslabs near ridgelines and in gully features. Thin suncrusts have formed on South aspects as high as 2200m. Weak faceted snow that can be found 30 to 40 cm above the ground remains a concern in thin areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm fell(tapering off to the W) in the last 24 hours, with little wind effect overall. 100cm at treeline on average. This new snow overlies previous wind slabs which sit over the basal depth hoar/ crust. Mod compression results found today at treeline on Hwy 93.N, collapsing in the depth hoar. More supportive midpack W of the divide. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30cm of new storm snow now overlies existing wind slabs. Strong supportive mid pack at TL and above lies on a very weak faceted basal layer. Below tree line the snow pack has very little support except in isolated open areas where wind slabs may exist.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received 40-50cm of storm snow in the last 24hrs in the alpine. Accompanying this were mild temp's and strong winds from the W, creating very touchy storm slabs. Although this fell on a generally settled snowpack, the Dec 8 and Nov 28 surface hoar/facet layers remain a concern. Avalanches could step-down to these layers with the new loading.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of recent storm snow with new wind slabs forming near ridge crests and in the alpine. This new snow overlies previous wind slabs which sit over the basal depth hoar/crust. Moderate compression test results found at tree line with sudden collapses on the depth hoar. A supportive mid pack is found near the divide and to the W. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30cm of new storm snow overlies existing wind slabs which in places has a very weak faceted basal layer. Below tree line the snow pack has very little support except in isolated open areas where wind slabs may exist.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received 50 to 60 cm of storm snow in the last 48hrs at treeline. This storm had mild temp's and mod/strong winds from the W, creating very touchy storm slabs. Although this fell on a well-settled snowpack, the Nov 28 surface hoar/facet layers remain a concern. Avalanches could step-down to these layers with the new loading.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The 20 cm of storm snow from Thursday and Friday has tipped the balance and overloaded the weak, facetted snowpack. Windslabs have formed at higher elevations, and much snow remains available for wind transport in the days ahead. Although cold temperatures normally strengthen the snowpack, don't trust that theory now; the deep weakness prevails.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30cm of low density storm snow is settling and overlies existing wind slabs which in places has a very weak faceted basal layer. Below tree line the snow pack has very little support except in isolated open areas where wind slabs may exist. New windslabs have formed at upper elevations but lots of snow is still available for transport. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Around 50 cm of storm snow is settling. The interface between this snow and the old surface is producing moderate results in stability tests at treeline. This storm had mild temp's and mod/strong winds from the W, creating storm slabs. Although this fell on a well-settled snowpack, the Nov 28 weak layer could still be triggered by a large mass.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Total snowpack depths across the region range from 100-140 cm, and are comprised of soft surface snow above a weak and facetted snowpack. In many areas at treeline and above, recent winds have created thin windslabs. Foot penetration is to ground in most places, again demonstrating the weakness of the snowpack. This situation will not change soon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30cm of low density storm snow overlies existing wind slabs which in places has a very weak faceted basal layer. Below tree line the snow pack has very little support except in isolated open areas where wind slabs may exist. New windslabs have formed at upper elevations but lots of snow is still available for transport. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upper meter in snowpack continues to settle from recent storms. 30-40cm ski penetration. Mid pack is well-settled and the November 28 SH layer is buried down around 140cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Total snowpack depths across the region range from 100-140 cm, and are comprised of soft surface snow above a weak and facetted snowpack. In many areas at treeline and above, recent winds have created thin windslabs. Foot penetration is to ground in most places, again demonstrating the weakness of the snowpack. This situation will not change soon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weekends storm snow overlies existing wind slabs which in many places has a very weak faceted basal layer. Below tree line the snow pack has very little support except in isolated open areas where wind slabs may exist. Our field team experienced extensive whumphing whilst out ski touring today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Settlement of recent storm snow continues in upper snowpack. Thin sun crust was observed on steep south aspects. Mid pack is well settled. Lower snowpack still has more facetted crystals but is showing signs of strength more typical for this region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> 40 cm fell with the Storm Friday. Strong West winds blew Sunday and Moderate West winds continued to build fresh wind slabs Monday. Thin spotty slabs can be found behind exposed features well below treeline and more significant slabs exist at higher elevations. 30 to 40 cm off of the ground a weak layer of sugary faceted crystals remains a concern. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some light wind transport and a trace of new snow today with the first in a series of storms in a strong westerly flow. Last weeks storm snow is settling, but the weak base of depth hoar and/or crust is still the major concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weekend's storm snow overlies older wind slabs. In the alpine this newer snow has itself be blown into storm slabs which shear with easy to moderate force. The base of the snowpack is weak and unstable at all elevations. Near treeline the midpack is supportive and untracked powder can be found in wind sheltered locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar that formed over the last few days has now been buried by 2-3cm of snow overnight. Settlement of recent storm snow continues in upper snowpack. Thin sun crust was observed on steep south aspects. Mid pack is well settled. Lower snowpack still has more facetted crystals but is showing signs of strength more typical for this region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The winds have been relatively light for the last 24 hrs, and the forecasted push of Pacific moisture has yet to arrive, so the snowpack has not changed much. Windslabs over weak mid pack over very weak base of depth hoar and/or crust is the basic set up. The base is just waiting for some more load before another avalanche cycle begins.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weekend's storm snow overlies older wind slabs. In the alpine this newer snow has itself be blown into storm slabs which shear with easy to moderate force. The base of the snowpack is weak and unstable at all elevations. Near treeline the midpack is supportive and untracked powder can be found in wind sheltered locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of low density snow now overlies various snow surfaces (surface hoar up to 1900m, thin sun crust on steep S aspects). Last week's storm slab continues to bond, with only resistant planar results in tests. Mid pack is well settled. Lower snowpack still has more facetted crystals but is showing signs of strength more typical for this region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm new snow and gusty SW winds up high today.  East of the divide a weak mid pack sits over an even weaker basal facet layer with moderate sudden collapse results in the basal facets. West of the divide the snowpack is deeper and more supportive but the weak basal facets remain the main concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Additional mass added to the already weak snowpack will likely result in heightened avalanche danger this weekend.&nbsp; In the alpine storm and winds slabs are found and test with easy to moderate shears.&nbsp; Near treeline the midpack is supportive and untracked powder can be found in wind sheltered locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A new storm slab is building over top of various potentially weak snow surfaces. Up to 40cm overlies surface hoar, graupel and/or thin sun crusts on steep solar aspects. Last week's storm slab continues to bond, with only resistant planar results in tests. The lower snowpack is facetted but is showing signs of strength more typical for this region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Another 10-15cm overnight on top of the 40cm from Friday. Strong West winds continue to build wind slabs in open areas. labs can be found behind exposed features well below treeline and more significant slabs exist at higher elevations. 30 to 40 cm off of the ground a weak layer of sugary faceted crystals remains a concern. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-40 of storm snow has fallen across the forecast region over the last 36-hours, combined with a warming trend and strong to extreme winds from the SW. Widespread windslabs exist in all open areas, overlying a weak and facetted snowpack&nbsp; Expect leeward areas to have upwards of 100cm of drifted windslabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">&gt;35cm of storm snow has fallen since Friday.  Moderate SW winds have created deep soft slab conditions in the alpine and open TL slopes.  In many locations, these new slabs are sitting on weak basal facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">High density new snow is rapidly loading previous lower density layers resulting in a touchy surface slab. At valley bottom, a fast shear layer down 35cm is resulting in avalanches, even below treeline. At treeline this layer is expected to be 50cm deep. The Nov 28th surface hoar may be reactivated by the rapid loading or step down avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45cm of storm snow has fallen over the last few days, combined with very strong winds. Deep storm slabs have formed from new snow and wind loading; in excess of 100 cm in leeward areas. These slab are overloading a weak, facetted snowpack. WIth another 15 cm expected by mid-day Monday, this critical situation will persist for a few more days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35 to 50cm of storm snow has been redistributed by moderate SW winds creating wind slab over a strong mid-pack in lee features on top of a weak basal facets layer at the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over 75 cm of high density storm snow at treeline overlies previous lower density layers resulting in a touchy surface slab. Moderate to strong winds are aiding in slab development in exposed terrain treeline and above. The Nov 28th surface hoar layer, down over 2 m, may be reactivated by the rapid loading or step down avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 80 cm of storm snow has fallen over the last few days, combined with very strong winds. Deep storm slabs have formed from new snow and wind loading; in excess of 120 cm in leeward areas. These slabs are overloading a weak, facetted snowpack. The precipitation has ended, but strong gusty West winds are expected to continue for the next 2 days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 70cm of storm snow has been redistributed by moderate to strong SW winds creating wind slab over a strong mid-pack in lee features on top of a weak basal facets layer at the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of new storm snow that is moist below 1400m. It is sitting over snow with much lighter densities pronouncing the storm snow instabilities. The November 28 surface hoar layer is spotty but still well preserved in certain locations. The mid pack is well settled and the lower snow pack is continually gaining strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of snow over the weekend and into Monday with a strong westerly flow have created storm slab and wind slabs. Triggering is possible in steep unsupported terrain. Deeper instabilities that we have been tracking previously are showing signs of been less of an issue in most areas with improved bridging above. Watch suspect shallower areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Basal weaknesses have been overloaded with accumulations of new snow (90cm+) and massive wind-loading. This new snow load has started a major avalanche cycle that has only started to taper off as of today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 70cm of storm snow has been redistributed by moderate to strong SW winds creating wind slab over a strong mid-pack in lee features on top of a weak basal facets layer at the ground. Warmer temperatures are contributing to settlement in the snowpack. Light flurries may add additional weight to the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upper 60cm, 35cm of heavy storm snow sits over low density snow. Rain or melt freeze curst on the surface below 1400m. The January 8 surface hoar layer is down around 60-75cm. The mid pack is well settled with the November 28 surface hoar layer down around 2m where present. The basal layer is more facetted snow showing signs of strengthening. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">25cm of snow over the weekend and into Monday with a strong westerly flow have created storm slab and wind slabs. Triggering is possible in steep unsupported terrain. Deeper instabilities that we have been tracking previously are showing signs of been less of an issue in most areas with improved bridging above. Watch suspect shallower areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong winds have created widespread windslabs on lee aspects (N-SE) and stripped all the snow off windward aspects. The new snow and wind loading has overloaded the basal weakness and is responsible for the widespread natural avalanche cycle we have been seeing. Although natural activity is tapering, conditions remain prime for human triggering</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer temperatures at TL and below are promoting settlement in the snowpack. Recent new snow has been redistributed by strong SW winds creating wind slab in open areas at all elevations.&nbsp; This sits over a supportive mid-pack at higher elevations. There is a weaker overall snowpack BLT and at all elevations this is on top of weak basal facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over 1m of snow fell in the last week, burying a surface hoar/graupel layer. Strong winds during the storm formed slabs in exposed areas at all elevations. Rain below 1300m formed a crust. The mid pack is well settled with the Nov28 surface hoar layer down around 2m where present. The facetted base is showing signs of strengthening. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong winds have created widespread windslabs on lee aspects (N-SE) and stripped all the snow off windward aspects. The new snow and wind loading has overloaded the basal weakness and is responsible for the widespread natural avalanche cycle we have been seeing.  Conditions remain prime for human triggering</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer temperatures at TL and below are promoting settlement in the snowpack. Recent new snow has been redistributed by strong SW winds creating wind slab in open areas at all elevations. This sits over a supportive mid-pack at higher elevations. Extensive scouring and cross loading in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over a meter of new snow from the last week is settling. It sits on a surface hoar/graupel layer. Strong SW winds have formed slabs in exposed areas at all elevations. Rain below 1300m formed a crust. The mid pack is well settled with the Nov28 surface hoar layer down around 2m where present. The facetted base is showing signs of strengthening. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong winds have created widespread windslabs on lee aspects (N-SE) and stripped all the snow off windward aspects in the alpine and near treeline. It will be take a while for these basal weaknesses to strengthen. Conditions remain prime for human triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures are promoting settlement in the snowpack. A supportive mid-pack can be found in sheltered locations.  Last weekend's storm has been stripped by extreme Northerly winds.  Wind slabs are present on lee slopes and in cross-loaded gullies. Weak basal facets are present on slopes where they haven't either slid or been blown away.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over a meter of new snow from the last week is settling. It sits on a surface hoar/graupel layer. Strong SW winds have formed slabs in exposed areas at all elevations. Rain below 1300m formed a crust. The mid pack is well settled with the Nov28 surface hoar layer down around 2m where present. The facetted base is showing signs of strengthening. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Thursdays warmth and sun has created a crust on any steep south facing. Recent strong and turbulent West winds have created wind slabs in the lee of exposed features but even downslope from ridgetops, at all elevations. 30 to 40 cm above the ground weak, facetted snow remains a concern on steep or unsupported planar slopes especially in thin areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windward features are mainly scoured to rock from last weeks storm. Widespread windslabs in lee and cross loaded features at treeline and above. Easy, sudden collapse compression results were found at treeline on Hwy 93 N today (E side of the highway), collapsing in the basal depth hoar. Some moist snow below treeline on solar aspects in the PM.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures are promoting settlement. BTL is a little more supportive but it remains the weakest of our elevation bands as not much bridges the basal facets. TL and above, wind slabs are present. Stability tests range from very easy to moderate sudden collapse on the basal facets.&nbsp; &nbsp;  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over 1m of new snow from the last week is settling. It sits on a surface hoar/graupel layer. Strong SW winds have formed slabs in exposed terrain at all elevations. Expect to find a solar crust on steep SW/W aspects and a supportive rain crust below 1300m. The mid pack is well settled with the Nov28 surface hoar layer down around 2m where present. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread wind slabs in lee and cross loaded features at tree line and above. Most windward features are scoured to ground from last weeks wind. Easy, sudden collapse compression test results in the basal depth hoar found at tree line on Hwy 93 N (E side of the highway). Some moist snow on steep solar aspects in the afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below treeline snowpack is 85cm of low density snow with a 20cm stiffer midpack over weak basal facets. It remains the weakest of our elevation bands as not much bridges the basal facets. Whumphs still occurring. Above TL, snowpack ranges from 10cm to 130cm where a thicker midpack bridges the basal facets. Variable thickness windslabs present. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over 1m of new snow from the last week is settling. It sits on a surface hoar/graupel layer. Strong SW winds have formed slabs in exposed terrain at all elevations. Expect to find a solar crust on steep SW/W aspects and a supportive rain crust below 1300m. The mid pack is well settled with the Nov28 surface hoar layer down around 2m where present. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is slowly starting to heal. Observations today on the west side of the Divide (Yoho Park) showed a strong, 150 cm snowpack at treeline with no shears. Eastern areas continue to have a shallow, weak and unpredictable snowpack, but the peak of instability from last week's cycle is past. The snow is very wind effected in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowpack below treeline is 85cm deep, low density snow with a 20-40cm stiffer midpack over weak basal facets. It remains the weakest of our elevation bands as not much bridges the basal facets. Above TL, snowpack ranges from 10 to 130cm where a thicker midpack bridges the basal facets. Variable wind slabs present with the previous aggressive winds. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upper 20cm of snow is wind affected at tree line and alpine elevations on all aspects over a well settled mid-pack. The Nov. surface hoar is spotty and down 180cm.The basal layers are more facetted and generally weaker than the rest of the snowpack. Expect to see a sun crust on steep south aspects as well as a rain crust on the surface below 1300m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Warm temperatures and sun have created variable crusts on SE through SW slopes. West winds have stripped snow from any exposed features and created hard windslabs behind. 30 to 40 cm above the ground weak, facetted snow remains a concern on steep or unsupported planar slopes and in the many thin areas found with this highly variable snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar growing. Midpack pencil with no significant shears. Sudden collapse at base in old DH and on top of Crust in the very hard range. Potential for human triggering in thin areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Shallow and weak snowpack sits on 10-20cm of basal facets. Midpack hard slabs provide bridging above treeline and into the alpine. Extensive scouring at upper elevations. Surface hoar growth observed in the last few days up to size 5mm below treeline and up to size 3mm above treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upper 20cm is wind affected at tree line and alpine elevations on all aspects over a well settled mid pack. The Nov. surface hoar has spotty distribution and down 180cm. The basal layers are more facetted and generally weaker than the rest of the snowpack. Expect a sun crust on steep south aspects as well as a rain crust below 1300m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar growing. Midpack pencil with no significant shears. Sudden collapse at base in old DH and on top of Crust in the very hard range. Potential for human triggering in thin areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Shallow and weak snowpack sits on 10-20cm of basal facets. Midpack hard slabs provide bridging above treeline and into the alpine. Extensive scouring at upper elevations. Surface hoar growth observed in the last few days up to size 5mm below treeline and up to size 3mm above treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A light dusting overnight freshened up the firm windslabs in the alpine and tree-line elevations. The mid-pack is well settled. The Nov surface hoar, down 180cm, has spotty distribution. The basal layers are more facetted and generally weaker than the rest of the snowpack. Expect a sun crust on steep south aspects and a rain crust below 1300m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The midpack is slowly strengthening. Sudden collapse compression results still found, failing at the base in old DH and on top of the crust in the hard range. Some moist snow in the afternoons on steep, solar aspects forming thin sun crusts overnight. Wapta Icefields snow cover reported as highly variable, ranging from 20cm-2m over the ice.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Shallow and weak snowpack sits on 10-20cm of basal facets. Midpack hard slabs provide bridging above treeline and into the alpine. Extensive scouring at upper elevations. Surface hoar growth observed in the last few days up to size 5mm below treeline and up to size 3mm above treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday's dusting hides a sun crust on steep south and west aspects, and a hard windslab in almost all alpine and tree-line areas. The mid-pack is well settled. The Nov surface hoar, down 180cm, has spotty distribution. The basal layers are generally facetted and weaker than the rest of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Vermillion study plot (W of divide in a deeper snowpack area) near treeline showed no results in compression tests. HS 140cm. Inversion starting at treeline causing moist snow on solar aspects above the fog line. Surface hoar to 12mm growing in sheltered areas. In thin snowpack areas, biggest concern is triggering basal depth hoar/crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Shallow and weak snowpack sits on 10-20cm of basal facets. Midpack hard slabs provide bridging above treeline and into the alpine. Extensive scouring at upper elevations. Surface hoar growth observed in the last few days up to size 5mm below treeline and up to size 3mm above treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">~5cm has buried, and will help preserve, a new surface hoar layer (&quot;Jan 22&quot;). This layer will be one to watch as it gets buried deeper. It sits on a sun crust on steep solar aspects and windslabs above treeline. The mid-pack is well settled. The Nov surface hoar, down 180cm, has spotty distribution. The base is weaker than the rest of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">10cm of snow arrived Wed with no wind . Under this is sun crusts on SE-SW slopes, wind effected surfaces in any open area, or faceted snow or surface hoar on sheltered areas. 30 to 40 cm above the ground weak, facetted snow remains a concern on steep or unsupported planar slopes and in the thin areas found with this highly variable snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A shallow and weak snowpack sits on 10-20cm of basal facets.&nbsp; Previous wind slabs provide bridging strength to the snowpack above treeline and into the alpine. Extensive scouring in the high alpine. Clear skies and light winds have developed surface hoar at all elevations leading to another weak layer in the future.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5 to 10cm of light snow sits on a myriad of surfaces. Below 2000m it buried a surface hoar layer. It sits over a sun crust on steep south aspects and wind slabs from tree line to the alpine. The mid-pack is well settled and the basal layers are showing a weaker structure.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm of new snow overnight over the Jan 25th surface hoar and sun crust layer which sits on a supportive mid pack. In thicker snowpack areas the basal facets are gaining strength and no significant shears have been found. In thinner snowpack areas the basal facets are still quite weak and producing moderate sudden collapse results in tests. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The clear skies and light winds that we've enjoyed have also helped to develop surface hoar at all elevations. An overall shallow snowpack sits on 10-20cm of basal facets. Previous wind slabs provide bridging strength to the snowpack above treeline and into the alpine. Extensive scouring in the high alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New sun crust on south and west aspects. On north and east slopes 5 to 10cm of light snow sits on a myriad of surfaces. Below 2000m it buried a surface hoar layer and from tree line to the alpine it sits over a hard wind slab. The mid-pack is well settled with no significant shears in the upper 1m, the basal layers are showing a weaker structure.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Jan 25 surface hoar layer is buried under 5 cm of snow in many areas. While not a problem now, this protected layer of surface hoar will become a weak layer in the future. Strong solar radiation has formed suncrust on south &amp; west facing slopes. The facets at the base of the snowpack remain weak, but the  overall snowpack is gaining strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The clear skies and light winds have created surface hoar from sz 1-4mm at all elevations. An overall shallow snowpack sits on 10-20cm of basal facets. Previous wind slabs provide bridging strength to the snowpack above treeline and into the alpine. Extensive scouring in the high alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sun crust on steep south and west aspects. Surface hoar growing right to ridgetop elsewhere. On north and east slopes 5 to 10cm of light snow sits on a myriad of surfaces. Below 2000m it buried a surface hoar layer and from tree line to the alpine it sits over a hard wind slab. The mid-pack is well settled and strong, with weaker the basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cooler temperatures the past few nights have helped to strengthen the snowpack. Test results on Monday on NW and SE aspects did not show any significant concerns. Shallow snowpack areas still will have weak basal facet issues. The 6 - 10 cm of new snow that fell on Sunday morning helped to freshen up the previously wind or sun affected surfaces. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Jan 25th surface hoar layer is buried under 5 cm of snow in the Bow Summit area, but remains on the surface in most of the forecast region. This will become a weak layer to watch in the future. Strong solar radiation has formed a suncrust on S &amp; W facing slopes. The basal facets remain weak, but the overall snowpack is gaining strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The glorious clear skies and light winds have created surface hoar from size 1-4mm at all elevations. An overall shallow snowpack sits on 10-20cm of basal facets. Previous wind slabs are providing bridging strength over deep weaknesses in the snowpack above treeline and into the alpine. Extensive scouring in the high alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sun crust on steep south and west aspects. Surface hoar growing right to ridgetop elsewhere. On north and east slopes 5 to 10cm of light snow sits on a myriad of surfaces. Below 2000m it buried a surface hoar layer and from tree line to the alpine it sits over a hard wind slab. The mid-pack is well settled and strong, with weaker the basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Jan 25th surface hoar layer is buried under 5 cm of snow in the Bow Summit area, but remains on the surface in most of the forecast region. This will become a weak layer to watch in the future. Strong solar radiation has formed a suncrust on S &amp; W facing slopes. The basal facets remain weak, but the overall snowpack is gaining strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 4 cm low density new snow has buried previously formed surface hoar. An overall highly variable snowpack sits on 10-30cm of basal facets. Previous wind slabs are well bonded in the upper snowpack and providing bridging strength over deep weaknesses above tree line and the alpine. Extensive scouring in the high alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A light dusting now covers sun crust on steep south and west aspects, and slightly softer snow on N and E slopes. Prior to this snow, widespread surface hoar was growing right to ridgetop. The mid-pack is well settled and strong, with weaker basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last nights 5-15cm of snow has buried the Jan 30th surface hoar / sun crust layer. This new snow came in with very little wind, so any new storm slabs are expected to be thin and soft and low consequence, however this will become a weak layer to watch in the future. The basal facets remain weak, but the overall snowpack is gaining strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Previous wind slabs are providing bridging strength over a weak basal facet layer at treeline and alpine elevations. Extensive scouring of the snowpack has occurred in the high alpine. Last nights snow is giving dust on crust conditions and soft slabs in sheltered locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm of snow has buried various surfaces, with moderate winds moving it around. On steep solar aspects it will bond poorly to a suncrust, and elsewhere it will help preserve surface hoar and surface facets. In the alpine it hides hard windslabs and challenging skiing. The mid-pack is well settled and strong, with weaker basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Jan 22 hard surfaces in many areas were buried by 10cm . This snow rotted (facetted) for a few days or melted into the strong crusts on S aspects. Jan 27 strong winds created thin slabs in open areas TL and above. Wed brought 10 to 15cm of new snow. November snow 30 cm above the ground remains weak. Snowpack distribution is highly variable.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15cm of snow has buried the Jan 30th surface hoar / sun crust layer. This new snow came in with very little wind, but there have been some soft storm slabs building in the immediate lees of S through SE ridgetops.  The basal facets remain weak, but the overall snowpack is gaining strength. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Previous wind slabs are providing bridging strength over a weak basal facet layer at treeline and alpine elevations. Extensive scouring of the snowpack has occurred in the high alpine. Reasonable ski conditions can be found in sheltered features at treeline and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm of snow has buried various surfaces, with moderate winds moving it around. On steep solar aspects it will bond poorly to a suncrust, and elsewhere it will help preserve surface hoar and surface facets. In the alpine it hides hard windslabs and challenging skiing. The mid-pack is well settled and strong, with weaker basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15cm of snow over the Jan 30th surface hoar/sun crust layer. Surface hoar most prominent at treeline and below. In Yoho today, thin wind slabs (15cm) over 5cm sun crust on steep S aspects reactive to skier triggering. The basal facets remain weak, but the overall snowpack is gaining strength. Glacial coverage very thin for this time of year.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Super hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Recent settlement below tree line has greatly improved travel. Reasonable ski conditions can be found in sheltered features at tree line and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm of snow has buried various surfaces, with moderate winds moving it around. On steep solar aspects it will bond poorly to a suncrust, and elsewhere it will help preserve surface hoar and surface facets. In the alpine it hides hard windslabs and challenging skiing. The mid-pack is well settled and strong, with weaker basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack has gained strength over the past few weeks, and the facetted base layer has gone dormant for now (it will wake up again!). Snowpack tests are now producing hard results 20 cm above the ground. The current clear spell has left 10 cm of loose snow sitting on top of a bombproof windslab above treeline, and a thick crust on S &amp; W aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Super hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Recent settlement below tree line has greatly improved travel. Reasonable ski conditions can be found in sheltered features at tree line and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm of snow has buried various surfaces, with moderate winds moving it around. On steep solar aspects it will bond poorly to a suncrust, and elsewhere it will help preserve surface hoar and surface facets. In the alpine it hides hard windslabs and challenging skiing. The mid-pack is well settled and strong, with weaker basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of recent snow sits on the January 30th surface hoar below treeline. In the alpine this recent snow is over a firm wind slab or a thick sun crust on S &amp; W aspects. The snowpack has gained strength over the past few weeks, and snowpack tests are now producing hard results 20 cm above the ground in the facetted base layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting due to extremely cold temps. Hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Recent settlement below tree line has greatly improved travel. Reasonable ski conditions can be found in sheltered features at tree line and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of soft snow overlies hard snow surfaces of sun crust on steep solar aspects and wind slab at higher elevations. This new snow has seen some wind affect and has bonded poorly to the layers beneath. A new surface hoar layer is down 5cm at lower elevations. The mid pack is well settled but cold weather has begun facetting the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of new snow in the past week. Minimal wind effects observed. Cool temperatures have helped strengthen the snowpack.  Test results below treeline Monday showed sluffing potential in steep open areas. Most deeper snowpack areas bridge the  lingering basal weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of recent snow sits on the January 30th surface hoar below treeline. In the alpine this recent snow is over a firm wind slab or a thick sun crust on S &amp; W aspects. The snowpack has gained strength over the past few weeks, and snowpack tests are now producing hard results 20 cm above the ground in the facetted base layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting due to extremely cold temps. Hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Recent settlement below tree line has greatly improved travel. Reasonable ski conditions can be found in sheltered features at tree line and below.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of soft snow overlies hard snow surfaces of sun crust on steep solar aspects and wind slab at higher elevations. This new snow has seen some wind affect and has bonded poorly to the layers beneath. A new surface hoar layer is down 5cm at lower elevations. The mid pack is well settled but cold weather has begun faceting the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of recent snow sits on the January 30th surface hoar below treeline. In the alpine this recent snow is over a firm wind slab or a thick sun crust on S &amp; W aspects. The snowpack has gained strength over the past few weeks, and snowpack tests are now producing hard results 20 cm above the ground in the facetted base layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting due to extremely cold temps. Hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Recent settlement below tree line has greatly improved travel. Reasonable ski conditions can be found in sheltered features at tree line and below.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of soft snow overlies hard snow surfaces of sun crust on steep solar aspects and wind slab at higher elevations. This new snow has seen some wind affect and has bonded poorly to the layers beneath. A new surface hoar layer is down 5cm at lower elevations. The mid pack is well settled. Cold weather has begun faceting the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of recent snow sits on the January 30th surface hoar below treeline. In the alpine this recent snow is over a firm wind slab or a thick sun crust on S &amp; W aspects. The basal facet layer is dormant for now in the current weather pattern.  It will become active again once we get more snow and wind.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting due to extremely cold temps. Hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Recent settlement below tree line has greatly improved travel. Reasonable ski conditions can be found in sheltered features at tree line and below.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of soft snow overlies hard snow surfaces of sun crust on steep solar aspects and wind slab at higher elevations. This new snow has seen some wind affect and is slow to bond to the underlying layers due to cold temps. A new surface hoar layer is down 5cm at lower elevations. The mid pack is well settled. Cold weather is faceting the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">About 20 cm of cold faceted snow is bonding poorly to a variety of surfaces: suncrust (S, SE) and previous wind effect open areas. Faceting also continues in the bottom 40 cm of the snowpack where depth hoar has now replaced old crusts. The slab of pencil snow above this provides all of the strength to our snow pack but this is extremely variable.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of facetted snow sits on the spotty January 30th surface hoar. In the alpine this snow is over a firm wind slab or facetted sun crust on S &amp; W aspects. In Yoho today, N aspects have powder with minor wind effect from down flowing winds. Compression tests ranging from hard to no result on the basal depth hoar/crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting continues with the cold temps. A Hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Below treeline where the snowpack exceeds 70cm, it has a supportive mid-pack.&nbsp; Reasonable ski conditions can be found in sheltered features at tree line and below.&nbsp; </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of soft snow overlies hard snow surfaces of sun crust on steep solar aspects and wind slab at higher elevations. This snow has seen some wind affect and is slow to bond to the underlying layers due to cold temps. A new surface hoar layer is down 5cm at lower elevations. The mid pack is well settled. Cold weather is faceting the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of facetted snow sits on the spotty January 30th surface hoar. This is the layer to watch next week.  In the alpine this snow sits over a firm wind slab or facetted sun crust on S &amp; W aspects. Minor wind effect on shady alpine features. Deeper snowpack areas have good mid pack strength over the weaker basal depth hoar/crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting continues with the cold temps. A Hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Below treeline where the snowpack exceeds 70cm, it has a supportive mid-pack. Reasonable ski conditions can be found in sheltered features at tree line and below. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of soft snow overlies hard snow surfaces of sun crust on steep solar aspects and wind slab at higher elevations. This snow has seen some wind affect and is slow to bond to the underlying layers due to cold temps. A new surface hoar layer is down 5cm at lower elevations. The mid pack is well settled. Cold weather is faceting the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of facetted snow with variable wind effect sits on the spotty January 30th surface hoar. This will be the layer to watch as we get more snow. In the alpine, this snow sits on either firm windslabs or suncrusts. The basal facet/ depth hoar problem persists but is well bridged in deeper snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting and surface hoar continues to form with the cold temps. A Hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Below treeline where the snowpack exceeds 70cm, it has a supportive mid-pack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variety of surfaces exists including hard slab, loose, cold facets, and breakable crust. Wind slabs are present in exposed terrain on many aspects due to reverse loading winds over the last 2 days. 2 buried surface hoar layers are present in the upper 15 cm of snow, waiting to be loaded by the incoming storm. The mid pack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15 cm of facetted surface snow sits over the January 30th surface hoar layers. This facet/surface hoar combination will be one to watch as we begin to get more snow. Variable wind effect in the alpine with sun crust on steep solar aspects. The basal facet/depth hoar problem persists but is well bridged in deeper snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer temperatures are slowing down the surface facetting and surface hoar process. A Hard mid-pack is providing bridging strength over the weak basal facet layer at tree line and above. Below treeline where the snowpack exceeds 70cm, it has a supportive mid-pack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variety of surfaces exists including hard slab, loose, cold facets, and breakable crust. Wind slabs are present in exposed terrain on many aspects due to reverse loading winds over the last 2 days. 2 buried surface hoar layers are present in the upper 15 cm of snow, waiting to be loaded by the incoming storm. The mid pack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20 to 30 cm of weak, faceted snow is bonding poorly to a variety of surfaces: suncrust SW to SE and previous wind effect open areas. Faceting also continues in the bottom 40 cm of the snowpack where depth hoar has now replaced old crusts, the slab of hard snow above this provides all of the strength to our snow pack but this is extremely variable.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15 cm of new snow overlies a series of weak layers (surface hoar, facets and suncrust) formed from the past three weeks of cold, dry weather. As of today, this new snow had been blown into thin, soft slabs in specific areas above treeline. With additional snow forecast over the next few days, expect the soft slabs to increase in depth and size.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the Icefields, winds are whipping up what little snow is available. A thin windskin has capped a 2cm layer of small surface hoar and surface facets. Watch this layer for concerns later. A relatively hard mid-pack is providing bridging strength over weak basal facets at tree line and above. Below treeline it is supportive mid-pack where 70cm HS. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35cm of low density snow sits over a variety snow surfaces including surface hoar, facets and a melt freeze crusts on solar aspects. Two other surface hoar layers are buried within 20cm of the upper one. The mid-pack is well settled comprised of more facetted snow crystals for the cold spell. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of new snow arriving with moderate West winds and warm temperatures has quickly formed slabs over 20 to 30 cm of weak, faceted snow which is bonding poorly to a firm layer beneath. With this change, the Basal Facets remain a concern in shallow areas where the overlying slab of hard snow providing all of the strength to our snow pack is thin</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A touchy 15-30 cm soft wind/storm slab is not bonding well to underlying surfaces (surface hoar, facets, and suncrust) formed from the past three weeks of cold, dry weather. With additional snow forecast over the next few days, expect the soft slabs to increase in depth and size.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A storm brought 10-15cm. It overlies a potential sliding layer 20cm down of surface facets/surface hoar. Variable wind directions are developing slabs on all aspects but pay particular attention to NE aspects where loading patterns could triple the slab thickness. A hard mid-pack is bridging weak basal facets at tree line and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-25cm of higher density snow sits over 35-40cm of very low density snow. This has created a slightly upside-down snowpack that is very touchy, considering it all sits on a &quot;surface hoar/crust/facet&quot; sandwich that is easily failing in snowpack tests. The mid-pack is well-settled with a fair amount of faceting from the recent cold snap.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Treeline storm snow amounts are 50cm in Kootenay and Yoho,35cm in the Sunshine area, and 20cm in the Louise/Hwy 93N areas. Winds,warm temps causing slab development in exposed areas,which overlies a complex layer of facets, surface hoar and sun crust on solar aspects. Below this a generally well settled midpack overlying the basal depth hoar layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the Icefields, winds are whipping up what little snow is available. Recent snowfall overlies a layer of small surface hoar and surface facets. A relatively hard mid-pack is providing bridging strength over weak basal facets at tree line and above. Below treeline it is supportive mid-pack where 70cm HS. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25-35cm of higher density snow sits over 25-30cm of very low density snow. This has created a slightly upside-down snowpack that is very touchy, considering it all sits on a &quot;surface hoar/crust/facet&quot; sandwich that is easily failing in snowpack tests. The mid-pack is well-settled with a fair amount of faceting from the recent cold snap.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50 cm of snow since Monday arrived with gusty West winds and mild temperatures forming slabs above 20 cm of weak faceted crystals. Crusts exist beneath this combination on SE- Sw slopes which seem very touchy. Rapid loading is forecast to continue and threatens to wake up the weak snow that lingers at the base of the snowpack in shallow areas</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Treeline storm snow amounts are 75 cm in Kootenay &amp; Yoho, 60 cm in the Sunshine area, &amp; 25 cm in the Louise/Hwy 93N areas. Winds,warm temps causing slab development in exposed areas,which overlies a complex layer of facets, surface hoar and sun crust on solar aspects. Below this a generally well settled midpack overlying the basal depth hoar layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent snowfall overlies a layer of small surface hoar and surface facets. A relatively hard mid-pack is providing bridging strength over weak basal facets at tree line and above. Below tree line has a supportive mid-pack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We've received 70-90cm of storm snow in the last 3 days. It has steadily warmed up during the storm, creating a very touchy upside-down storm slab. This slab sits on a &quot;surface hoar/crust/facet&quot; sandwich that is easily failing in snowpack tests. The mid to lower snowpack is well-settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm snow from late last week is starting to settle and currently amounts to approximately 60cm. Winds, warm temps causing slab development in exposed areas, which overlies a complex layer of facets, surface hoar and sun crust on solar aspects. Below this a generally well settled midpack overlying the basal depth hoar layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent snowfall overlies a layer of small surface hoar and surface facets. A relatively hard mid-pack is providing bridging strength over weak basal facets at tree line and above. Below tree line has a supportive (albeit shallow) mid-pack. Recent wind loading has produced touchy new slabs on Easterly terrain at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over 100 cm of new snow has fallen in the park during the last week. This snow overlies a weak old snow surface that was buried on Feb 10th. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 70cm now buries a significant weak layer found on all aspects and elevations. Gusty West winds and mild temperatures have contributed to widespread slab formation especially in open areas. More loading and wind will increase the serious nature of these surface storm slabs. Weak snow at the base of the snowpack also remains a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The biggest change to the snowpack is wind. Mod to strong wind through out the forecast region has been perpetuating the development of wind slabs, now up to 40cm deep. Additionally, below the recent storm snow expect to find a well settled snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent snowfall overlies a layer of small surface hoar and surface facets. A relatively hard mid-pack is providing bridging strength over weak basal facets at tree line and above. Below tree line has a supportive (albeit shallow) mid-pack. Recent wind loading has produced touchy new slabs on Easterly terrain at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 100 cm storm slab has formed this past week.  This snow overlies a weak old snow surface that was buried on Feb 10th.  This weak interface is being loaded by new snow and wind, causing natural avalanches and easily triggered by skiers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 70cm now buries a significant weak layer found on all aspects and elevations. Gusty West winds and mild temperatures have contributed to widespread slab formation especially in open areas. More loading and wind will increase the serious nature of these surface storm slabs. Weak snow at the base of the snowpack also remains a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent storm snow is settling and bonding to itself, however there is still a weak bond at the storm snow interface down 30-50 cm. South west winds in the past 48 hours have started to create touchy wind slabs in lee alpine terrain. These wind slabs are reactive to skier triggering.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent snowfall is settling rapidly and overlies a supportive mid-pack. This interface is characterized by crust and facets and new slabs are touchy in specific terrain, particularly steep, lee aspects below ridge crests. Intense wind scouring in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of new snow sits over 1m of settling recent storm snow from the past week. The Feb 10 facet/surface hoar layer and 2 late January surface hoar layers lie beneath this 1.2m slab. This interface has been the cause of numerous natural avalanches over the past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 80 cm now buries a significant weak layer found on all aspects and elevations. Gusty West winds and mild temperatures have contributed to widespread slab formation especially in open areas. More loading and wind will increase the serious nature of these surface storm slabs. Weak snow at the base of the snowpack also remains a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 -70 cm of storm snow is settling and being blown into a cohesive slab which is overlying the weak Feb. 10th interface. This interface is a mix of sun crust, facets and surface hoar and will likely persist for a while. Additionally, SW winds have created wind slabs in lee alpine terrain which trigger easily and step down to the Feb. 10th layer.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent snowfall overlies a surface hoar, surface facet and crust combo, found predominantly at tree line and sub alpine elevations  A relatively hard mid-pack is providing bridging strength over the weak basal facet layer. Below tree line has a supportive (albeit shallow) mid-pack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">100 to 140cm of recent storm snow, deeper amounts west side of the summit, is settling over the Feb 10 facet/surface hoar/crust interface which depends on aspect and elevation. 10cm below is the Jan 28 surface hoar layer. The Jan 22 surface hoar layer is evident 5cm deeper. Test results were easy to moderate and sudden planar on the Jan 28 layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 -70 cm of recent storm snow is settling and overrides the Feb 10th interface. A poor bond persists at this interface and many avalanches have been observed on this layer over the past week. Recent SW winds have created wind slabs in lee alpine terrain. These wind slabs are easily triggered and often step down to the Feb 10th interface.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm overnight adds to the previous storm's 20cm snow overlying a surface hoar, surface facet and crust combo roughly 30cm down (Feb 10 layer), found predominantly at tree line and sub alpine elevations A hard mid-pack is providing bridging strength over the weak basal facet layer. Below tree line has a supportive yet shallow mid-pack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">100-140cm of recent storm snow, deeper amounts west side of the summit, is settling over the Feb 10 facet/surface hoar/crust interface. The Jan 28  and Jan 22 surface hoar layers are 5-10cm below this interface. Test results yesterday above Hermit Hut had sudden planar results on the Feb 10 interface, including one large &quot;whumph&quot; at the test site.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30 -70 cm of recent storm snow is settling and overrides the Feb 10th interface. A poor bond persists at this interface and many avalanches have been observed on this layer over the past week. Recent SW winds have created wind slabs in lee alpine terrain. These wind slabs are easily triggered and often step down to the Feb 10th interface.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Light snow flurries overnight did not add much load to the snowpack. There is about 30cm overtop of the Feb 10 interface which has surface facets and surface hoar from the previous cold weather. This seems to be most prevalent from treeline into the lower alpine</span><span class="s_2823317B"> </span><span class="s_AA239A9B">elevations.</span><span class="s_2823317B"> </span><span class="s_AA239A9B"> Below tree line there is a supportive yet shallow mid-pack over facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">100-140cm of recent storm snow, deeper amounts west side of the summit, is settling over the Feb 10 facet/surface hoar/crust interface. The Jan 28 and Jan 22 surface hoar layers are 5-10cm below this interface. Test results on the Feb 10 interface are consistently sudden planar or sudden collapse in character, making this a spooky layer to watch.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 100 cm now buries a significant weak layer found on all aspects and at all elevations. Gusty West winds and mild temperatures have contributed to widespread slab formation especially in open areas. More loading and wind will increase the serious nature of these persistent slabs. Weak snow at the base of the snowpack also remains a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-70cm of recent storm snow is settling and overrides the Feb10th interface. A poor bond persists at this interface and many avalanches have been observed on this layer over the past week. Recent SW winds have created wind slabs in lee alpine terrain. These wind slabs are easily triggered and often step down to the Feb 10th interface.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> There is about 30cm overtop a facet and decomposing surface hoar layer from the previous cold weather. This seems to be most prevalent from treeline into the lower alpine</span><span class="s_2823317B"> </span><span class="s_AA239A9B">elevations.</span><span class="s_2823317B"> </span><span class="s_AA239A9B"> Below tree line there is a supportive yet shallow mid-pack over facets. Alpine has a variety of layers in top 1m but generally all well bridged. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1-1.4m of storm snow is settling into a cohesive slab over the Feb 10 facet/surface hoar/crust interface. Snowpack tests give spooky results and indicate that the Feb 10 PWL is triggerable with a propensity to propagate. In addition, layers in the top 60cm of the storm slab are reactive and if triggered will likely step down to the Feb 10.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-70cm of recent storm snow is settling and overrides the Feb10th interface. Field tests today show an easy to moderate shear persists on the storm snow interface. Recent SW winds have created wind slabs in lee alpine terrain. These wind slabs are easily triggered and often step down to the Feb 10th interface.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Approximately 30cm of windslab or softslab, depending on aspect and elevation, is overtop a combo facet-decomposing surface hoar layer. This is most prevalent treeline into the lower alpine</span><span class="s_2823317B"> </span><span class="s_AA239A9B">elevations.</span><span class="s_2823317B"> </span><span class="s_AA239A9B">Below tree line there is a supportive yet shallow mid-pack over facets-depth hoar. Alpine is a variety of layers but generally all well bridged. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1-1.4m of storm snow is settling into a cohesive slab over the </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/22 facet/surface hoar/crust interface</span></a><span class="s_AA239A9B">. Snowpack tests suggests this weak layer is difficult to trigger, but if failed has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. In addition, layers in the top 60cm of the storm slab are reactive and if triggered will likely step down to the Jan 28/22.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-70cm of recent storm snow is sitting over the Feb10th layer of facets, sun crust and surface hoar. Field tests show an easy to moderate persistent shear at this interface. Recent SW winds have also created wind slabs in alpine terrain. These wind slabs are easily triggered and can step down to the Feb 10th interface.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Approximately 30cm of windslab or softslab, depending on aspect and elevation, is overtop a combo facet-decomposing surface hoar layer. This is most prevalent treeline into the lower alpine</span><span class="s_2823317B"> </span><span class="s_AA239A9B">elevations.</span><span class="s_2823317B"> </span><span class="s_AA239A9B">Below tree line there is a supportive yet shallow mid-pack over facets-depth hoar. Alpine is a variety of layers but generally all well bridged. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1-1.4m of storm snow is settling into a cohesive slab over the </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/22 facet/surface hoar/crust interface</span></a><span class="s_AA239A9B">. Snowpack tests suggests this weak layer is difficult to trigger, but if failed has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. In addition, layers in the top 60cm of the storm slab are reactive and if triggered will likely step down to the Jan 28/22.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25-60cm of recent storm snow is sitting over the Feb10th layer of facets, sun crust and surface hoar. Field tests continue to show an easy to moderate sudden collapse at this interface. Some isolated wind slabs are present in the alpine. If triggered these wind slabs could step down to the Feb 10th interface.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Approximately 30cm of windslab or softslab, depending on aspect and elevation, is overtop a combo facet-decomposing surface hoar layer. This is most prevalent treeline into the lower alpine</span><span class="s_2823317B"> </span><span class="s_AA239A9B">elevations.</span><span class="s_2823317B"> </span><span class="s_AA239A9B">Below tree line there is a supportive yet shallow mid-pack over facets-depth hoar. Alpine is a variety of layers but generally all well bridged. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1-1.5m of storm snow is settling into a cohesive slab over the </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/22 facet/surface hoar/crust interface</span></a><span class="s_AA239A9B">. Snowpack tests suggests this weak layer is difficult to trigger, but if failed has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. In addition, layers in the top 60cm of the storm slab are reactive and if triggered will likely step down to the Jan 28/22.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The 60cm of snow over the Continental Divide that fell in the past week is slowly settling. Avalanche activity has tapered off since the weekend but with cold temperatures facet concerns buried now under 80 to 100cm of persistent slab and loose dry snow triggering is possible. No stability tests to report</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-40cm of snow sit on top of Feb10th layer of facets, sun crust and surface hoar. Field tests continue to show an easy to moderate sudden collapse at this interface. Some isolated wind slabs are present in the alpine. If triggered these wind slabs could step down to the Feb 10th interface.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Anywhere from 30cm to 45cm depending on loading aspect over a combo facet-decomposing surface hoar layer. This is most prevalent at tree line and into the lower elevations.</span><span class="s_2823317B"> </span><span class="s_AA239A9B">Below tree line there is a supportive yet shallow mid-pack over facets-depth hoar. Alpine is a variety of layers but generally all well bridged. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1-1.5m of storm snow is settling into a cohesive slab over the </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/22 facet/surface hoar/crust interface</span></a><span class="s_AA239A9B">. Snowpack tests suggests this weak layer is difficult to trigger, but if failed has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. Below this the snowpack is well settled. Expect a sun crust on south and west aspects from yesterdays sunshine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> 30-40cm of settled storm snow sits on top of the Feb10th layer of facets,surface hoar, and on solar aspects a sun crust. Compression tests over the last 2 days in many areas range from easy to hard, sudden collapse at this interface. Slopes with a buried suncrust appear to be the most touchy. Some isolated wind slabs are present in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is well settled with a very supportive mid-pack above 1,900m. Within this elevation range a concerning weakness can be found consisting on surface hoar and or facetted grains. This may be found 30-70cm down. Currently a failure is hard to trigger. Solar facing slops below 1,900m are melting and a suncrust is forming. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1-1.5m of storm snow is settling into a cohesive slab over the </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/22 facet/surface hoar/crust interface</span></a><span class="s_AA239A9B">. Snowpack tests suggests this weak layer is difficult to trigger, but if failed has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. Below this the snowpack is well settled. A surface sun crust has been found on steeper south and west aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is well settled with a very supportive mid-pack above 1,900m. Within this elevation range a concerning weakness can be found consisting of decomposing surface hoar and or facetted grains. This may be found 30-70cm down. Currently a failure is hard to trigger. Solar facing slopes below 1,900m will have a sun crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1-1.4m of storm snow has settled into a cohesive slab over the </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/22 facet/surface hoar/crust interface</span></a><span class="s_AA239A9B">. Tests suggest this weak layer is difficult to trigger and gaining strength, but if failed has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. Below this the snowpack is well settled. A surface sun crust has been found on steeper south and west aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Thin sun crusts on SE to SSW slopes are becoming buried by light snowfall. Minimal wind effect observed at treeline, however there appears to be wind slab development in the Alpine. 80-130cm over the problematic late January facet crystals has rapidly settled into a hard slab. The potential for remote triggering and significant propagation remains.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Sun crust on solar aspects with some wind affect in the alpine. 25-40cm of settled storm snow now sits on top of the Feb10th layer which is comprised of facets, surface hoar, and on solar aspects a sun crust. Recent </span><a href="https://www.facebook.com/photo.php?v=632149140168412&amp;set=vb.145133538869977&amp;type=2&amp;theater" target="_blank"><span class="s_9255B882">tests</span></a><span class="s_AA239A9B"> range from easy to hard with a sudden collapse at this interface. Slopes with a buried sun crust appear to be the most touchy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is well settled with a supportive mid-pack above 1,900m. Above this elevation a concerning weakness can be found consisting of decomposing surface hoar and or facetted grains. This may be found 30-70cm down. Moderate winds have stiffened the surface snow in open areas above tree line. Solar aspects below 1,900m will have a sun crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">down 1-1.4m under a cohesive slab, is becoming more difficult to trigger but has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. Avy techs in the Bonney area yesterday had a whumph on this layer off the moraines and hard sudden planar results testing it at 2130m on a NE aspect. A surface sun crust has been found on steep solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sun crust on solar aspects with extensive wind effect at all elevations. 25-40cm of snow sits on top of the Feb10th layer comprised of facets, surface hoar, and on solar aspects a sun crust. Recent </span><a href="https://www.facebook.com/photo.php?v=632149140168412&amp;set=vb.145133538869977&amp;type=2&amp;theater" target="_blank"><span class="s_9255B882">tests</span></a><span class="s_AA239A9B"> range from easy to hard with a sudden collapse at this interface. A fairly well settled midpack overlies the dormant basal depth hoar, facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is well settled with a supportive mid-pack above 1,900m. Above this elevation a concerning weakness can be found consisting of decomposing surface hoar and or facetted grains. This may be found 30-70cm down. Moderate winds have stiffened the surface snow in open areas above tree line. Solar aspects below 1,900m will have a sun crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">down 1-1.4m under a cohesive slab, is becoming more difficult to trigger but has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. Recently avy techs in the Bonney area had a whumph on this layer off the moraines and hard sudden planar results testing it at 2130m on a NE aspect. A surface sun crust has been found on steep solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm's of new snow over the previous sun crust and wind slabs. 25-45cm of snow sits on top of the Feb10th layer comprised of facets, surface hoar, and on solar aspects a sun crust. Test results are generally in the moderate to hard range but still show that propagations are likely in many areas. No shears found in the basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have a supportive mid-pack above 1,900m. A concerning weakness can be found consisting of decomposing surface hoar and or facetted grains. This may be 30-70cm down and the forecasted new snow could overload this layer and increase the hazard over the day Monday. Moderate winds have stiffened the surface snow in open areas above tree line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light snow today will bury a varied of surfaces, including sun crust, surface facets, small surface hoar and wind deposits. The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">down 1-1.4m under a cohesive slab, is becoming more difficult to trigger but has </span><a href="https://www.facebook.com/photo.php?v=629391187110874" target="_blank"><span class="s_9255B882">high propagation propensity</span></a><span class="s_AA239A9B">. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of new snow today with moderate SW winds. 30-45cm of snow sits on the Feb10th layer comprised of facets, surface hoar, and on solar aspects a sun crust. Test results are generally in the moderate to hard range but still show that propagations are possible in many areas. Some whumphs on this layer today. No shears found in the basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Supportive mid-pack above 1900m. A persistent weak layer (Feb10 interface) can be found down 30-70cm and consists of decomposing surface hoar and or facetted grains. This appears to be bonding well and is mainly a concern on solar aspects (South and West). Recent moderate winds have created new windslabs in open areas above tree line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of low density snow has buried a sun crust on south and west aspects and buried surface hoar will most likely be found in sheltered areas below tree line. In the alpine and treeline strong north and east winds from the last few days created wind slabs which also just got buried . The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">is down 1-1.4m under a cohesive slab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">West winds began to redistribute the recent low density storm snow today. This snow buried a thin crust on solar aspects and isolated windslabs found at treeline and above. Between 70 and 150cm now buries the weak February Facet Layer. Large avalanches will result if this layer is triggered given the demonstrated ability of this slab to propagate..</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20 cm of snow over the past 2 days.  New wind &amp; storm slabs, generally 30 cm thick, are reactive to skier triggering.  50-80 cm of snow sits on the Feb10th layer (facets, surface hoar, and on solar aspects a sun crust). Tests show moderate hard results with potential to propagate. Some whumphs on this layer today. No shears in the basal layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Supportive mid-pack above 1900m. A persistent weak layer (Feb10 interface) can be found down 30-70cm and consists of decomposing surface hoar and or facetted grains but appears to be bonding well. 10-20cm of low density new storm snow available for transport. New windslabs forming in exposed areas above treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of low density snow has buried a sun crust on south and west aspects and buried surface hoar will most likely be found in sheltered areas below tree line. In the alpine and tree-line, strong N and E winds from the weekend created wind slabs which were also buried. The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">is down 1-1.4m under a cohesive slab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunshine, Kootenay and Yoho areas have received thirty to 40 cm of storm snow since March 2.  Lesser amounts around Lake Louise and Bow Summit. Forty to 80 cm of settled snow on the Feb 10 interface is producing moderate sudden planar results. Fresh windslabs up to 40 cm deep in alpine are reactive to skier control.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Mid pack remains supportive. About 20 cms of HST overlies old surface. No slab in storm snow. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">At low elevations a buried sun crust is present on south through sw aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25-35cm of heavy snow over light snow has created a touchy soft slab. This has buried a suncrust on S and W aspects, and likely surface hoar in sheltered below tree-line areas. In the alpine and tree-line, strong N and E winds from the weekend created wind slabs which were also buried. The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">is down 1-1.4m under a cohesive slab.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunshine, Kootenay and Yoho areas have received up to 60cm of storm snow since March 2. Lesser amounts of 25-30cm around Lake Louise and Bow Summit. 40-100cm on the Feb 10 interface of facets,surface hoar,suncrust is producing moderate to hard, sudden planar results. Fresh wind slabs up to 40-60 cm deep in the alpine are reactive to skier control.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The new snow has come in cold and with very little wind.  Field tests at tree line today showed an easy failure of the mid pack over basal facets and depth hoar but nothing related to the storm snow.  With the forecast rising temperatures, new snow and increased wind we anticipate the avalanche danger to rise at all elevations over the weekend. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-50cm of heavy snow over light snow has created a touchy soft slab. This lies on top of suncrusts on solar aspects, and windslab on N and E aspects. The new slab is failing with easy to moderate results within the new snow, as well as at the old interface. The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">is down 1.2-1.5m under a cohesive slab.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain to 1800m yesterday with cold air moving in from valley bottom. 35-55cm now sits on a buried crust on solar aspects and isolated windslabs found at treeline and above. Between 70 and 150cm now buries the weak February facet layer. Large avalanches will result if this layer is triggered given the demonstrated ability of this slab to propagate.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunshine, Kootenay and Yoho areas have received up to 75 cm of storm snow since March 2. Lesser amounts of 30-40 cm around Lake Louise and Bow Summit. 40-100cm over the reactive Feb 10 interface of facets,surface hoar,suncrust . Fresh wind slabs up to 40-60 cm deep in the alpine are reactive to skier control.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35cm of low density storm snow with as much as 20cm more forecast through the weekend. The new snow has buried previously reported wind slabs and in some areas has overloaded it and we are seeing increased natural activity, particularly in the alpine. Further load will only weaken the snowpack at all elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 60cm of heavy snow over light snow has created a touchy soft slab. This lies on top of suncrusts on solar aspects, and windslab on N and E aspects. The new slab is failing with easy to moderate results within the new snow, as well as at the old interface. The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">is down 1.2-1.5m under a cohesive slab.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunshine, Kootenay and Yoho areas have received 70+ cm of storm snow since March 2. Lesser amounts of 30-40 cm around Lake Louise and Bow Summit. Warm, dense snow is currently overloading the Feb 10th interface of facets, surface hoar, and suncrust causing avalanches with wide propagations. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35cm of storm snow settling rapidly and beginning to slab up with the warmer temperatures and wind; which was packing a punch in the Ice fields area Saturday. From the top down, snowpack has an upside down feeling to it right now, with the warm heavier snow on top and the cooler below. Lots of snowballing and loose slides seen below tree line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 60cm of heavy snow over light snow has created a touchy soft slab. This lies on top of suncrusts on solar aspects, and windslab on N and E aspects. The new slab is failing with easy to moderate results within the new snow, as well as at the old interface. The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">is down 1.2-1.5m under a cohesive slab.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Warm conditions persist and maintain moist snow below 1800m. Suncrusts have formed on solar aspects. Storms slabs up to 50 cm thick have formed with W winds and warm temps. 70 to 170cm now buries the weak February facet layer and large avalanches have resulted when this layer is triggered demonstrating the ability of these slabs to propagate.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">85-100cm of storm snow has fallen in the Sunshine, Kootenay and Yoho areas, with 40-60cm around Lake Louise and Bow Summit since Mar 2nd. This storm snow has overloaded the Feb 10th layer of facets, surface hoar and sun crust, causing avalanches with wide propagations. Moderate SW winds have also created wind slabs in open areas above tree line. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40cm of storm snow has settled into a 25cm soft slab which has not produced too much natural activity in the lower elevations. From the top down, the snowpack has an upside down feeling to it right now, with the warm heavier snow on top and the cooler below. Rain soaked snow below 1500ms.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm/30mm of precip have fallen in the last 24 hrs with mild temperatures. This builds the storm slab to around 80 cm, sitting over lighter, cooler snow. This lies on top of suncrusts and windslab. The new slab is failing with easy to moderate results within the new snow, as well as at the old interface. The </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=pb.145133538869977.-2207520000.1393600218.&amp;type=3&amp;theater" target="_blank"><span class="s_9255B882">Jan 28/Feb 10 PWL</span></a><span class="s_AA239A9B"> </span><a href="https://www.facebook.com/photo.php?fbid=629390690444257&amp;set=a.603105193072807.1073741843.145133538869977&amp;type=1&amp;theater" target="_blank" /><span class="s_AA239A9B">is down 1.5-2m.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">85-100cm of storm snow has fallen in the Sunshine, Kootenay and Yoho areas, with 40-60cm around Lake Louise and Bow Summit since Mar 2nd. This storm snow has overloaded the Feb 10th layer of facets, surface hoar and sun crust, and in thinner snowpack areas, the deeper basal facet layer, causing large, destructive avalanches with wide propagations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent storm snow has settled into a soft slab condition, especially in the alpine where  the wind has gusted into the moderate to strong  range over the past 36 hours. Below tree line, warm temperatures have created moist surface conditions especially on solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Expect a surface crust and moist snow below it below 2000m. The recent storm snow over the March 2nd crust is around 1m. The Feb. 10 interface is down around 2m. The mid and lower snowpack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">85-100cm of storm snow has fallen in the Sunshine, Kootenay and Yoho areas, with 40-60cm around Lake Louise and Bow Summit since Mar 2nd. This storm snow has overloaded the Feb 10th layer of facets, surface hoar and sun crust, and in thinner snowpack areas, the deeper basal facet layer, causing large, destructive avalanches with wide propagations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent storm snow has settled into a soft slab condition, especially in the alpine where the wind gusts have been in the moderate to strong range. Below tree line, warm temperatures have created moist surface conditions especially on solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain crust below 1700m on the surface. Above tree line the snow is wind affected. Generally heavy over light conditions until the snow settles. March 2nd crust is down around 1m. The Feb. 10 surface hoar/crust interface is down around 1.5 to 2m. The mid and lower snowpack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Persistent instabilities still very much a concern despite cooler overnight temps. Snowpack temps on solar aspects at 1650m showed most of the pack just below freezing as a result of the significant warming this past weekend. The weak facet layer is 70 to 170cm deep depending on aspect. Test results on it showed very easy triggering is possible.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">85-100cm of storm snow has fallen in the Sunshine, Kootenay and Yoho areas, with 40-60cm around Lake Louise and Bow Summit since Mar 2nd. This storm snow has overloaded the Feb 10th layer of facets, surface hoar and sun crust, and in thinner snowpack areas, the deeper basal facet layer, causing large, destructive avalanches with wide propagations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Gusty winds at all elevations and mild temperatures have lead to a touchy slab condition at tree line and in the alpine. The surface condition is now a stiff wind slab on exposed slopes. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain crust below 1700m on the surface. Above tree line the snow is generally wind affected, but pockets of undisturbed powder do exist in the alpine. The heavy over light snow has settled out, hence, travel has eased. March 2nd crust is down around 1m. The Feb10 surface hoar/crust interface is down 1.5-2m. The mid to lower snowpack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong west winds have created widespread wind effect in the ALP and at TL. 10-15 cm of new snow (north) and 2-5 (south) lies on top of a 3-5 cm thick sun crust on solar aspects and dry snow on polar aspects. Below 1500m a rain crust exists. The Feb. 10th layer is down 50-110 and is reactive with large whumphs and sudden collapse results today</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very strong winds and mild temperatures have lead to touchy slab conditions at tree line and in the alpine. The surface condition is now a stiff wind slab or old scoured snowpack on exposed slopes. Large cornices exist along ridge lines. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Good skiing can still be found in sheltered locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 5-10cm dusting overnight sits on a rain crust below 1700m and generally wind-affected surfaces above tree-line. Travel has become easier with the settling of last week's storm snow. The March 2 crust is down 1m, while the Feb 10 interface is down 1.5-2m. Below this, the mid to lower snowpack is well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">West winds have created widespread wind effect in the ALP and at TL.  Below 1500m a rain crust exists. The Feb.10th layer is down 50-110 and is reactive with large whumphs and sudden collapse results in thin snowpack areas, and hard results observed in thick snowpack areas.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very strong winds and mild temperatures earlier in the week have led to touchy slab conditions, particularly at tree line. Good skiing can still be found in sheltered locations but care should be taken in selecting your line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weeks storm snow has settled over the March 2 crust down ~1m. Instabilities within the slab, and the crust, are becoming unreactive. The Feb 10 interface is down 1.5-2m and continues to react in </span><a href="https://www.facebook.com/photo.php?v=637161176333875&amp;set=vb.145133538869977&amp;type=2&amp;theater" target="_blank"><span class="s_9255B882">snowpack tests.</span></a><span class="s_AA239A9B"> It has been most reactive recently on solar slopes, see below. Below this, the mid to lower snowpack is well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Suncrusts have formed on solar aspects. These are buried by 10cm of snow that fell today above 1700m, below that was wet snow/rain. Moist snow is still present under the crusts to 1900m from rain on 0310. Feb facet layer down 70-170cm and large avalanches have resulted when this layer is triggered because of the propagation potential of this layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong west winds have created widespread wind effect in the ALP and at TL. Below 1500m a rain crust exists. The Feb.10th layer is down 50-110 and is still showing easy to moderate test results in thinner snowpack areas, and harder results in deeper snowpack areas. Areas with buried sun crust are especially touchy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Touchy slab conditions exist at tree-line and sub-alpine elevations. Large cornices continue to grow along ridge lines. The alpine is generally scoured old snow or hard wind slabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Lake Louise area received 35cm + of storm snow overnight, less in the Sunshine area (17cm). The new snow now puts the Feb.10th layer is down 80-140cm and is still showing easy to moderate test results in thinner snowpack areas, and harder results in deeper snowpack areas. Areas with buried sun crust are especially touchy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Columbia Icefields received 35cm of low density snow overnight. Prior to that the alpine was found to be scoured old snow or hard windslabs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of heavy snow on top of 20cm of lower density snow overlie the Mar 13 crust on solar aspects and below 1600m. Rain below 1100m has saturated the upper snowpack. The Mar 2 crust is down around 1m and the Feb 10 layer is down 1.5m-2m. the mid and lower snowpack is very well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of new snow overnight which seems to be bonding well with the previous surfaces. The Feb.10th facet layer is down 80-120cm and is still showing easy to moderate test results in thinner snowpack areas, and harder results in deeper snowpack areas. Areas with buried sun crust are especially touchy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Columbia Icefields received 35cm of low density snow over the weekend. Prior to that the alpine was found to be scoured old snow or hard windslabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of low density snow overnight sits over settling storm snow. The Mar 13 crust is down ~50cm on solar aspects and below 1600m. The Mar 2 crust is down around 1m-1.25m and the Feb 10 surface hoar/crust layer is down 1.5m-2m. The mid and lower snowpack is very well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sundays rain left moist snow and crust that are now 30-40 under the surface. Below 1900 there is a complex of crusts and moist snow 40-45cm thick. Above 1900m the crusts are more discrete, with dry snow in between. The Feb facet layer is still persistent, down 70-180cm and could still be reactive in places that have not already gone.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of new snow overnight which seems to be bonding well with the previous surfaces. The Feb.10th facet layer is down 80-120cm and is still showing easy to moderate test results in thinner snowpack areas, and harder results in deeper snowpack areas. Areas with buried sun crust are especially touchy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Columbia Icefields received 35cm of low density snow over the weekend. Prior to that the alpine was found to be scoured old snow or hard windslabs. Lots of snow available for transport, and some moderate ridge top transport observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">80 to 90cm of recent storm snow overlies the Mar 13 and 14 crusts that are within 10cm of each other on solar aspects. The 13th being a lot thicker. Snowpack tests yesterday on this layer produced a Rutschblock 3 whole block . Below this the Mar 2 crust is down 110-130cm and below that the Feb 10 layer is down around 2 to 2.25m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35cm in the Sunshine area,50cm in the Lake Louise region since March 15th which seems to be bonding well with the previous surfaces. The Feb.10th facet layer is down 80-120cm and is still showing easy to moderate test results in thinner snowpack areas, and harder results in deeper snowpack areas. Areas with buried sun crust are especially touchy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm settled storm snow over a variety of surfaces.  Drought layer (Feb 10) down 50-80cm. Lots of snow available for transport, and some moderate ridge top transport observed today.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">80 to 90cm of recent storm snow overlies the Mar 13 and 14 crusts that are within 10cm of each other on solar aspects. The 13th being a lot thicker. Snowpack tests Monday on this layer produced a Rutschblock 3 whole block . Below this the Mar 2 crust is down 110-130cm and below that the Feb 10 layer is down around 2 to 2.25m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-50 cm of storm snow throughout the region since March 15th which is starting to settle and bond to previous surfaces. There is some wind slabs in specific lee terrain in the alpine. The Feb.10th facet layer is down 80-120cm and is still showing easy to moderate test results in thinner snowpack areas, and harder results in deeper snowpack areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5 to 15 cm of new snow fell on top of the 30 cm of settled storm snow we received last weekend. This snow has buried various surfaces including windslab. The Feb. 10th drought layer is now almost a meter deep in the snowpack.  Basal facets are still lurking at the base of this snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent storm snow is settling, with various layers within it that are resistant when they fail with moderate force. Both the Mar 13 (down ~50cm) and the Mar 2 (down ~1m) crust/surface hoar layers are becoming patchy but reactive in snowpack tests where they exist. The Feb 10-Jan22 layers are down 1.5-2m and continue to show step down potential. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 cm new snow in the past 24 hrs. The 0314 interface is down 25 to 40 cm and is a crust below 1900m. The 0318 suncrust is 20 cm deep on solar aspects. Storm slabs have formed over these interfaces with mild temperatures and strong West winds. The 0310 rain crust is down 70 cm at Treeline and can be found as high as 2300m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">5-10 new overnight, a thin sun crust on steep solar aspects. In the Lake Louise region, field tests on south aspects, the Mar 2nd suncrust/facet layer, down 40 cm, and the Feb 10 crust/facet, down 80 cm, produced moderate to hard sudden failures with the potential to propagate, Fewer results on North aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40 cm of settled storm snow with little wind effect except in wind prone areas. This snow has buried various surfaces including windslab. The Feb. 10th drought layer is now almost a meter deep in the snowpack. Basal facets are still lurking at the base of this snowpack. Field teams in the Cavell area had widespread whumpfing on a moraine feature. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of new low density snow sits over 60cm of settling snow. Both the Mar 13 (down ~50cm) and the Mar 2 (down ~1m) crust/surface hoar layers are becoming patchy but reactive in snowpack tests where they exist. The Feb 10-Jan22 layers are down 1.5-2m and continue to show step down potential. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">30-50cm of recent storm snow is bonding well to old surfaces. In the Lake Louise region, the Mar 2nd suncrust/facet layer can be found down 40-60 cm on S aspects, and the Feb 10 crust/facet layer is down 80-100cm on all aspects. Both are producing moderate to hard sudden failures with the potential to propagate. Fewer results on North aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The ~40 cm of snow received last week has settled with little wind effect in most areas.  Previous surfaces including sun crusts on solar aspects and wind slab  below ridgelines and cross-loaded gulley features  are buried and are hard to discern.  The Feb10th drought layer is 100 cm deep and is the greatest concern for triggering.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The upper snowpack is 70cm of settling snow. The Mar 13 (down ~50-70cm) and the Mar 2 (down ~1m) crust/surface hoar layers are reactive in snowpack tests where they exist. The Feb 10-Jan22 layers are down 1.5-2m and continue to show the potential for big avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">30-50cm of recent storm snow is bonding well to old surfaces. In the Lake Louise region, the Mar 13 sun-crust/facet layer can be found down 40-60 cm on S aspects, and the Feb 10 crust/facet layer is down 80-100cm on all aspects. The Feb 10 layer produced no results in Yoho today. Fewer results on North aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The ~40 cm of snow received last week has settled with little wind effect in most areas. Previous surfaces including sun crusts on solar aspects and wind slab below ridgelines and cross-loaded gulley features are buried and are hard to discern. The Feb10th drought layer is 50-100 cm deep and is the greatest concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Pockets of soft slab just below ridge crests on lee features. The recent upper HST is settling and bonding well. The March 13 down 45-65 and the March 2 CR/SH layer down 1m have recently been reactive in snowpack tests. The February 10 layer down 1.5-2m still shows test results for the potential of large avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">30-60cm of storm snow with little wind effect is bonding well. A surface sun crust was formed today on solar aspects. E of the divide, the Mar 13 sun-crust/facet layer is down 30-60 cm on S aspects, and the Feb 10 crust/facet layer is down 60-100cm and still whumphing in thin areas. W of the divide, the Feb 10 is deeper (80-150cm) and less reactive</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The ~40 cm of snow received last week has settled with little wind effect in most areas. This has blanketed previous surfaces including sun crusts on solar aspects, wind slab below ridge lines and cross-loaded gulley features are buried. The Feb10th drought layer is 50-100 cm deep and is the greatest concern for skier/climber triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The upper snowpack will vary depending on aspect. North and east will have settling snow, south and west will have the Mar 22 crust down 10cm. The Mar 13 crust down 45-65 and the March 2 CR/SH layer down 1m. Tests show hard sudden result on the Mar 2 layer, propagation tests still show large potential for propagation. The Feb10 layer is down ~2m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Continued small amounts of precip with little to no wind have added to the storm slabs over the 0314 interface now 40 to 60 cm deep. Crusts have formed on solar slopes. The 0314 interface is a rain crust that extends to around 2000m. Another rain crust below it is thinner but extends to 2300m and will likely limit activity from the Feb Facet layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">30-60cm of storm snow with little wind effect is bonding well. E of the divide, the Mar 13 sun-crust/facet layer is down 30-60 cm on S aspects, and the Feb 10 crust/facet layer is down 60-100cm and still whumphing in thin areas. W of the divide, the Feb 10 is deeper (80-150cm) and less reactive.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The ~40 cm of snow received last week has settled with minor wind effect in most areas. This has blanketed previous surfaces including sun crusts on solar aspects, wind slab below ridge lines and cross-loaded gulley features. The Feb10th drought layer is 50-100 cm deep and is the greatest concern for skier/climber triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Aspect dependant, north and east will have settling snow, south and west will have a surface crust and the Mar 22 crust down 10cm. The Mar 13 crust down 45-65 and the Mar 2 CR/SH layer down 1m. Tests show hard sudden result on the Mar 2 layer, propagation tests still show large potential for propagation. The Feb10 layer is down ~2m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">20-40 cm of light, dry storm snow has fallen across the forecast area since Wed night. This new snow sluffs easily and runs far on the underlying surface and has been blown into small, but very touchy windslabs in alpine areas. Deeper in the snowpack the Feb 10 layer remains a real concern in shallow snowpack areas such as the Kootenay burns.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Total storm snow over the Mar 15 interface is approx. 40 cm but quite variable. Open areas in the southern forecast area are showing more surface wind effect. The Mar 15 interface is weak; facets over variable surfaces depending on aspect and exposure but very little slab development in the storm snow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We had 20cm overnight. This buried settled snow on E and N aspects, and a sun crust on S and W aspects. Within the upper metre, several crusts are present, including the March 2 crust (down ~1m) which reacts with hard sudden results in tests. There is still large potential for propagation! The Feb10 layer is down ~2m, shallower in thin areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over 40 cm of snow has fallen in the Sunshine, Bow Summit and Lake Louise areas since Wednesday. This snow has fallen with no wind, and there is no slab formed in the surface snow - just 40 cm of fluff. This will change within hours when the wind starts to blow or the sun comes out, so watch for this critical change to begin on Friday afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Total storm snow over the Mar 15 interface is approx. 40 cm but quite variable. Open areas in the southern forecast area are showing more surface wind effect. The Mar 15 interface is weak made up of facets over variable surfaces depending on aspect and exposure.&nbsp; Little slab development has been observed to date.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday's 20cm of new snow bonded poorly and became reactive with warm temps (see below), especially on solar aspects where it buried a sun crust. There are several crusts in the top meter which react with hard sudden results in tests. The Feb10 layer is down ~2m, shallower in thin areas, and continues to be a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 to 20 cm of new snow now buries  a solar crust from Tuesday. This crust extends everywhere except for steep shaded North slopes. At 2000m the March Rain Crusts can be found down 70 to 100cm and these crusts extend to at least 2300m. The Feb facets are generally buried deeply and are now below these crusts except in thin high elevation areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Up to 47 cm (sunshine &amp; yoho) over past 3 days, generally bonding well and has had little wind effect so far. In shallow or weaker snowpack areas, the basal facets and Feb 10 layers are still reactive. In deeper uniform North aspects, these problems are less of a concern. South aspects, there are a few buried suncrusts that may pose a problem.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Total storm snow over the Mar 15 interface is approx. 40 cm but quite variable. Open areas in the southern forecast area are showing more surface wind effect. The Mar 15 interface is weak made up of facets over variable surfaces depending on aspect and exposure. Little slab development has been observed to date.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On shaded and northerly aspects dry snow exists above 1500m. Soft wind loaded pockets may be forming with moderate SW winds. On solar aspects breakable sun crusts exist, and overlie a series of crusts in the top meter which react with hard planar results in tests. The Feb10 layer is down ~2m, shallower in thin areas, and continues to be a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Up to 47cm HST, generally bonding well with more wind effect today in alpine areas. In shallow, weaker snowpack areas, the basal facets and Feb10 layers are still reactive in field tests. In deeper, uniform areas these problems are less of a concern. On S aspects there are a few buried suncrusts. Moist snow below 1600m today in Yoho on all aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Total storm snow over the Mar 15 interface is approx. 45 cm but quite variable. Open areas in the southern forecast area are showing more surface wind effect. The Mar 15 interface is weak made up of facets over variable surfaces depending on aspect and exposure. Little slab development has been observed to date.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On shaded and northerly aspects dry snow exists above 1500m. Soft wind loaded pockets may have formed with moderate SW winds. On solar aspects breakable sun crusts exist, and overlie a series of crusts in the top meter which react with hard planar results in tests. The Feb10 layer is down ~2m, shallower in thin areas, and continues to be a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_79B9C72D">The storm snow has settled to approx 35cm as of this afternoon and shears are in the moderate range. Intense solar radiation is cooking south aspects and creating crusts. In shallow, weaker snowpack areas, the basal facets and Feb10 layers are still reactive in field tests. In deeper, uniform areas these problems are less of a concern. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable distribution of recent storm snow, with the deepest amounts in the 45cm range in the Columbia Icefields area. Minimal wind affect other than exposed areas at upper elevation. Feb10 interface is down 60-90cm and has been dormant recently. Lots of snow available for transport.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Storm snow layers have been slow to bond and remain skier triggerable. An additional 18cm of snow overnight now adds more load to these layers. Southerly wind will have created deep slabs below ridge crests on N through E aspects. Solar aspects have sun crusts buried at various depths. Feb 10 layer is down on average 2m and remains a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">The tipping point in the stability of the snowpack has been reached. The past week's 60 cm of storm snow has settled into a slab which is reacting to natural and skier triggers with failures occurring deep in the snowpack.  This situation is expected to continue through Tuesday, with extra care advised in all avalanche terrain.</span><span class="s_79B9C72D" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable distribution of recent storm snow, with the deepest amounts in the 45cm range in the Columbia Icefields area. Minimal wind affect other than exposed areas at upper elevation. Feb10 interface is down 60-90cm and has been dormant recently. Lots of snow available for transport.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upper snowpack on solar aspects is moist to tree line and will have crusts at various depths, the Mar 22 down ~ 50cm, the Mar 13 crust down 75cm, the Mar 2 down 1-1.5m. On north aspects the upper snowpack consists of settling storm snow. The Feb 10 surface hoar crust layer is down 2m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface Crusts below 1500m and to ridgelines on solar aspects. 25 to 40 cm now over the 0325 interface that behaves as a soft slab. The 0314 crust is found to ridgelines on S aspects and the 0310 rain crust goes to about treeline on shaded aspects. The Feb facet layer is generally very deep or under a crust in all but thin, high elevation areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">The tipping point in the stability of the snowpack has been reached. The past week's 60 cm of storm snow has settled into a slab which is reacting to natural and skier triggers with failures occurring deep in the snowpack. This situation is expected to continue through Wednesday, with extra care advised in all avalanche terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45cm of storm snow continues to settle and has minimal wind affect in most places. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Temperature crust on solar aspects, the Mar 22 down ~ 30-50cm, the Mar 13 crust down 75cm, the Mar 2 down 1-1.5m. On north aspects the upper snowpack consists of settling storm snow to about 1600m below which there will be a crust. The Feb 10 surface hoar crust layer is down 2m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Huge and important differences exist across the region now. Western areas such as Emerald and Field have a deep and stable snowpack. Contrast this with the Lake Louise and Sunshine areas, where the weaker snowpack is showing signs that the ground level layer of weak facets is waking up again - slowly. This layer has been dormant since February.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Temperature crust on solar aspects, the Mar 22 down ~ 30-50cm, the Mar 13 crust down 75cm, the Mar 2 down 1-1.5m. On north aspects the upper snowpack consists of settling storm snow to about 1600m below which there will be a crust. The Feb 10 surface hoar crust layer is down 2m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Western areas such as Emerald and Field have a deep and stable snowpack. Contrast this with the Lake Louise and Sunshine areas, where a weaker snowpack is showing signs that the ground level layer of facets is waking up again - slowly. This layer has been dormant since February. A crust exists on all but N aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45cm of storm snow continues to settle and has received minimal wind affect. A temperature crust can be found on most lower elevation slopes and a sun crust on southerly facing slopes into the alpine. At elevation and if buried by blown snow this will present some avalanche danger. At lower elevation, when intact, is provides stability &amp; support.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Temperature crust on solar aspects, the Mar 22 down ~ 30-50cm, the Mar 13 crust down 75cm, the Mar 2 down 1-1.5m. On north aspects the upper snowpack consists of settling storm snow to about 1600m below which there will be a crust. The Feb 10 surface hoar crust layer is down 2m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface crusts on East through West aspects have formed with the daily heating pattern. A shear persists down about 30 cm on shaded aspects on the 0325 interface. March crusts down 70 to 100cm on all but North aspects above treeline could be a problem with strong sustained warming or rain. Feb facets still a concern in high elevation thin areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slabs 15-25 cm thick in the immediate lees. Western areas such as Emerald and Field have a deep and stable snowpack. Contrast this with the Lake Louise, Hwy 93 N, &amp; Sunshine areas, where a there is a weaker snowpack with sudden collapse very easy compression results on the basal depth hoar. A crust exists on all but N aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Mod SW winds forming windslab along alpine ridge tops. A temperature crust can be found on most lower elevation slopes and a sun crust on southerly facing slopes into the alpine. At elevation and if buried by blown snow this will present some avalanche danger. At lower elevation, when intact, is provides stability &amp; support.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below the new snow a there is a temperature crust on solar aspects, the Mar 22 Cr is down 30-50cm.On north aspects the upper snowpack consists of settling storm snow down to about 1600m below which there is a crust. Where the wind has been at the new snow near ridge lines and in the Alpine, soft slabs have have been observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slabs 15-25 cm thick in the immediate lees. Western areas such as Emerald and Field have a deep and stable snowpack. Contrast this with the Lake Louise, Hwy 93 N, &amp; Sunshine areas, where there is a weaker snowpack with sudden collapse very easy compression results on the basal depth hoar. A crust exists on all but N aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">SW winds forming windslab along alpine ridge tops. A temperature crust is found on lower elevation slopes and a sun crust on southerly facing slopes into the alpine. A slab developing over the crust may result in an avalanche condition. Weak basal facets requires a large trigger, or a tickle in just the right spot, and would be a large avalanche. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of recent storm snow sits over the April 2 crust on solar aspects. The Mar 22 Cr is down ~50cm, the Mar 2 is down ~1.0m, the Feb 10 is down ~1.75m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface crusts on East through West aspects have formed with the daily heating pattern and rain below 1700m. Down 30 to 40cm on shaded aspects a shear persists on the 0325 interface.&nbsp; The strong March crusts are found down 70 to 100cm on all but North aspects above treeline and overlie&nbsp; the Feb facets that remain weak at about 1m above the ground. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slabs 15-25 cm thick in the immediate lees. Western areas such as Emerald and Field have a deep and stable snowpack. Contrast this with the Lake Louise, Hwy 93 N, &amp; Sunshine areas, where there is a weaker snowpack with sudden collapse very easy compression results on the basal depth hoar. A crust exists on all but N aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">SW winds forming windslab along alpine ridge tops. A temperature crust is found on lower elevation slopes and southerly slopes into the alpine. Windslab developing on this slippery surface should be assessed. Weak basal facets appears to be bridged, requires a large trigger, or a tickle in just the right spot, and would be a large avalanche. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of recent storm snow sits over the April 2 surface hoar/crust layer. No crust was observed on due north aspects. The Mar 22 Cr is down 50-60cm, the Mar 2 is down 1.0-1.25m, the Feb 10 is down ~1.75m. The mid and lower snowpack are very well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moist snow to 2000m on all aspects and to ridge top on solar aspects. Thin wind slabs in open areas. Western areas such as Emerald and Field have a deep and stable snowpack. The Lake Louise, Hwy 93 N, &amp; Sunshine areas have a weaker snowpack and we are still getting easy to moderate sudden collapse results on the basal depth hoar in some areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">SW winds forming windslab along alpine ridge tops. A temperature crust is found on lower elevation slopes and southerly slopes into the alpine. Windslab developing on this slippery surface should be assessed. Weak basal facets appears to be bridged, requires a large trigger, or a tickle in just the right spot, and would be a large avalanche. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35cm of recent storm snow sits over the April 2 surface hoar/crust layer at tree line and above. This snow is moist except on due north aspects where dry snow may still be found up high. The Mar 22 Cr is down 50-60cm, the Mar 2 is down 1.0-1.25m, the Feb 10 is down ~1.75m. The mid and lower snowpack are very well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface crusts on East through West aspects have formed with the daily heating pattern and rain below 1700m. Down 30 to 40cm on shaded aspects a shear persists on the 0325 interface. The strong March crusts are found down 70 to 100cm on all but North aspects above treeline and overlie the Feb facets that remain weak at about 1m above the ground. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moist snow to 2000m on all aspects and to ridge top on solar aspects. Thin wind slabs in open areas. Western areas such as Emerald and Field have a deep and stable snowpack. The Lake Louise, Hwy 93 N, &amp; Sunshine areas have a weaker snowpack and we are still getting easy to moderate sudden collapse results on the basal depth hoar in some areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline and below warming temperatures and rain has increasing the temperature of the snowpack. Moist snow in the upper pack can be anticipated. Surface crusts will form when temps drop. Solar facing slopes close to treeline may have buried crusts with slab snow above. Deeply buried weaknesses near ground. Windslabs in the alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A poor overnight freeze has left the surface snow moist at tree-line and alpine elevations, although some dry snow may be found on due north aspects above 2400m. Several crust layers in the upper 1-1.5m are potential sliding layers if the warmth percolates deeper into the snowpack. The mid and lower snowpack are very well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moist snow to 2000m on all aspects and to ridge top on solar aspects. Wind slabs forming in open areas. Western areas such as Emerald and Field have a deep and stable snowpack. The Lake Louise, Hwy 93 N, &amp; Sunshine areas have a weaker snowpack and we are still getting easy to moderate sudden collapse results on the basal depth hoar in some areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline and below warming temperatures and rain has increased the temperature of the snowpack. Moist snow in the upper pack can be anticipated. Surface crusts will form when temps drop. Solar facing slopes close to treeline may have buried crusts with slab snow above. Deeply buried weaknesses near ground. Windslabs in the alpine &amp; treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">An overnight freeze has left the surface snow crusty at tree-line and alpine elevations, although some dry snow may be found on due north aspects above 2400m extreme winds have blown this into possible slabs. The mid and lower snowpack are very well settled but no refreeze at Rogers Pass plot means low elevation is still loose and wet.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cooler temperatures and wind should keep the surface of the snowpack cool on Friday, although low elevation south facing terrain will heating up. This time of year we are mainly concerned with shallow snowpack areas (&lt;200cm), where avalanches may fail on deep facetted layers. Areas with snowpack depths &gt;250 cm are generally strong and stable.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline (TL) and below warming temperatures are destabilizing the snowpack. Moist snow in the upper pack can be anticipated. Surface crusts will form overnight when temps drop. Solar facing slopes close to TL may have buried crusts with slab snow above. Deeply buried weaknesses near ground are a concern as are windslabs at and above TL.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A good freeze has left the surface snow crusty at lower elevations, although some dry snow may be found on due north aspects above 2400m. Extreme winds may have blown this into slabs in exposed lee areas. The mid to lower snowpack is very well settled. If the sun pops through, expect a rapid deterioration of low elevation surface crusts.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar heating has created moist snow on all but North aspects above treeline and solar inputs have allowed for only superficial freezing in the last few days at low elevations. Moderate to strong West winds continue to transport modest amounts of snow and have created thin and spotty slabs on E and N aspects TL and ALP. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Deep instabilities may still be triggered in specific areas. Watch for thinner areas that may trigger depths over one metre. While rotten basal layers are not universal, they can still be found on different aspects. A change in wind direction to a more northerly flow may create small windslabs in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline (TL) and below, warming temperatures have destabilized the snowpack with moist snow in the upper pack. Surface crusts will form overnight when temps drop. Solar facing slopes close to TL may have buried crusts with slab snow above. Deeply buried weaknesses near ground are a concern as are windslabs at and above TL.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A poor freeze has left the surface snow moist and mushy at lower elevations, although some dry snow may be found on due north aspects above 2000m. Extreme winds may have blown this into slabs in exposed lee areas. The mid to lower snowpack is very well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-12cm of new snow over a supportive crust on all aspects and elevations today. Some moist snow at lower elevations. Snow pack becoming isothermal below 1700m later in the day. Small wind slabs present near ridge crests in the alpine from strong NW winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A crust extends from below treeline (TL) to sunny TL aspects. The crust will maintain its strength until it is exposed to prolonged sun and warm temperatures. Wet to moist snow is present below the crust depending on elevation and aspect. Windslabs look thick and ripe on all lee alpine and TL slopes. Cornices are large and looming. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Spring time conditions exists with a surface crust on all but due north aspects above 2000m. Lower temps last night resulted in a good freeze, with valley bottom crusts will break down quickly today. On solar aspects crusts in the upper 50cm are failing in the moderate range in stability tests. The mid to lower snowpack is very well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-12cm of new snow over a supportive crust on all aspects and elevations today. Some moist snow at lower elevations. Snow pack becoming isothermal below 1700m later in the day. Small wind slabs present near ridge crests in the alpine from NW winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A crust extends from below treeline (TL) to sunny TL aspects. The crust will maintain its strength until it is exposed to prolonged sun and warm temperatures. Wet to moist snow is present below the crust depending on elevation and aspect. Windslabs look thick on all lee alpine and TL slopes. Cornices are large and looming. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variety of crusts exist on solar aspects and lower elev N asp in the top meter. Cold temps overnight resulted in a good freeze of the surface crusts, these will weaken quickly today with the forecast warming and direct solar. In the alpine on N aspects, powder can be found. Deeper in the snowpack there exists weak layers that remain a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A supportive melt-freeze crust exists on all aspects to 2300m, and higher on south and west aspects. The snowpack is well settled with no surface instabilities as long as the temperature remains cool. Cornices are a concern on most days this year, particularly from noon onward as they get baked by the sun. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A crust extends from below treeline (TL) to sunny TL aspects. The crust will maintain its strength until it is exposed to prolonged sun and warm temperatures. Wet to moist snow is present below the crust depending on elevation and aspect. Windslabs look thick on all lee alpine and TL slopes. Cornices are large and looming. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Spring melt freeze conditions are causing the surface to be very solid in the morning on areas that were exposed to strong solar and warming. The crusts yesterday seemed to be breaking down later in the afternoon. A variety of crusts exist in the top meter of the snowpack. Deeper in the snowpack there exists persistent layers that remain a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong heating has built crusts on all aspects to 2300m and to ridgelines on solar aspects. Isolated windslabs exist in open features treeline and above. The upper and mid snowpack is now quite strong however the deeply buried February Facets and early season Basal Facets remain weak. Cornices appear to be large and fragile&nbsp; and deserve respect.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is well settled with no surface instabilities. A supportive melt-freeze crust exists on all aspects to 1900m and higher on south and west aspects. Dry snow exists on N/NE aspects above this. The deep persistent weak layers are dormant, but may awaken if it warms up. Cornices are large this time of year and tend to fall off on warm days</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A crust extends to treeline (TL) on all aspect and on sunny slopes to near 2300 m. The crust will maintain its strength until it is exposed to prolonged </span><a href="https://www.facebook.com/ParksMountainSafety/posts/648433435206649?stream_ref=10" target="_blank"><span class="s_9255B882">sun </span></a><span class="s_AA239A9B">and warm temperatures. Wet to moist snow is present below the crust depending on elevation and aspect. Windslabs are found at and above TL slopes near ridges into the alpine. Cornices are large </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Temperatures did not reach the freezing mark in the alpine until 1-2am, likely preventing a solid freeze of the surface. With light rain on the way, expect the crust to break down earlier in day. The snowpack on solar aspects is warming to near isothermal levels, but it stills awaits a dramatic warming to lose its structural integrity.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent storm snow has settled into a soft slab and has significant wind affect in open terrain at treeline and above. The lower half of the snowpack is a complex and poorly structured &amp; comprised of the facets (Nov 24th) at the interface of the recent storm snow and a series of thin crusts (Nov 6th) and depth hoar at or slightly above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The weekends storm snow is 115cm and that tapers off south of Parkers Ridge. The main weakness is a sandwich of crusts and facets at the mid to lower snowpack.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Additional snow loading continues to occur on Easterly aspects from the NW winds in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain crust to ~1500m. Above, settling storm snow over the Nov 21 surface hoar/crust/facet layer, aspect and elevation dependant, down ~100cm. The Nov 9 facet/crust layer is down 110-130cm to the ground at ~2000m. Snowpack tests show triggering these layers to be in the moderate range with large propagation to be very likely. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent storm snow has settled into a soft slab and has significant wind affect in open terrain at treeline and above. The lower half of the snowpack is a complex and poorly structured &amp; comprised of the facets (Nov 24th) at the interface of the recent storm snow and a series of thin crusts (Nov 6th) and depth hoar at or slightly above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps have tightened up the wet slab for now but are also weakening the snowpack over time. When temps rise, layers are expected to wake up again. Snowpack tests on two touchy weak layers buried down ~100 and ~130cm continue to indicate the may be triggered by skiers and produce very large avalanches. A hard rain crust exists below ~1600m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">55cm of storm snow overlie a crust (Nov 6), which is only 15cm above the ground. For the most part the snowpack lacks cohesion and forecasters were breaking through on skis to the ground. Consistent whumphing as forecasters skied below Mt. Field today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent storm snow has settled into a soft slab and has significant wind affect in open terrain at treeline and above. The lower half of the snowpack is complex and poorly structured &amp; comprised of the facets (Nov 24th) at the interface of the recent storm snow and a series of thin crusts (Nov 6th) and depth hoar at or slightly above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Significant settlement in past few days. The main weakness is a sandwich of crusts and facets at the mid to lower snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps have tightened up the wet slab for now but are also weakening the snowpack over time. Snowpack tests on two touchy weak layers (a variety of surface hoar, crusts and facets) buried down ~100 and ~130cm continue to indicate the may be triggered by skiers and produce very large avalanches. A hard rain crust exists below ~1600m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">55cm of storm snow overlie a crust (Nov 6), which is only 15cm above the ground. For the most part the snowpack lacks cohesion and forecasters were breaking through on skis to the ground. Consistent whumphing below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent storm snow has settled into a soft slab and has significant wind affect in open terrain at treeline and above. The lower half of the snowpack is complex and poorly structured &amp; comprised of the facets (Nov 24th) at the interface of the recent storm snow and a series of thin crusts (Nov 6th) and depth hoar at or slightly above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weekends massive snowfall continues to settle prompting widespread whumphing in open treeline areas.  Team had moderate test results (CTM11) on a facet layer above a crust near the base of the pack on an E facing 25 deg slope at 2000m (TL) in the Parkers Area.  Alpine snowpack has more strength with hard results on a similar aspect at 2200m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Ongoing cold weather is weakening the upper snowpack with faceting.  Recent stability tests suggest that two persistent weak layers (a variety of surface hoar, crusts and facets) buried down ~100 and ~130cm, are becoming less reactive. The failure character of these layers is still sudden planer.  A breakable crust exists below ~1600m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At Treeline from the ground: 5cm of mid-Nov facets sit on 30cm of crusts formed early in November. Rain at the start of the storm on Nov 26 created a 7cm crust over the facets before cooler temps Nov 27 and 28 dropped up to 1m of snow. Wind effect can be found in open areas at treeline however this looks to be much more advanced in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm snow from last week's storm is a soft slab in sheltered locations and wind scoured and hard wind slab in open terrain at tree line and above. The lower half of the snowpack is complex and poorly structured, comprised of the facets (Nov 24th) at the interface of the recent storm snow and a series of thin crusts (Nov 6th) and depth hoar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Settled storm slab in open treeline areas and windslab on exposed alpine slopes. These slabs are sitting on a couple of crust in the lower third of the snowpack. Failures are occurring in facets above these crusts with moderate test results at treeline and hard results in the alpine.  Whumphing is common at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Sun crust on steep solar and widespread surface hoar was observed yesterday up to 2000m. Light snow will bury this surface hoar today, forming a new weak layer. November 21 and 9 persistent weak layers are buried down ~100 and ~130cm, and are less reactive. The failure character of these layers is still sudden planer. Breakable crust below ~1600m. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer temperatures today are promoting settlement of the upper snowpack and creating more of a slab over the basal facets especially in wind affected areas. The lower half of the snowpack is poorly structured, with facets (Nov 24th) below the recent storm snow, thin crusts (Nov 6th) below this, and then depth hoar near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Settled storm snow at lower elevations and windslab in the alpine. The main concern is the interface between the settled storm snow and several crusts near the bottom of the snowpack. This interface is producing sudden collapse results in test profiles and widespread whumphing at treeline and has been associated with recent natural avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> 5-10cm of light snow has buried the latest surface hoar layer. On steep solar aspects this layer formed a sun crust. The Nov 21 and Nov 9 persistent weak layers are buried down ~100 and ~130cm and are less reactive. The failure character of these layers is still sudden planer in snowpack tests. Breakable crust below ~1600m. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer temperatures today are promoting settlement of the upper snowpack and creating more of a slab over the basal facets especially in wind affected areas. The lower half of the snowpack is poorly structured, with facets (Nov 24th) below the recent storm snow, thin crusts (Nov 6th) below this, and then depth hoar near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer daytime temperatures this weekend are promoting settlement of the upper snowpack and creating more of a slab over the basal facets especially in wind affected areas. The lower half of the snowpack is poorly structured, with facets (Nov 24th) below the recent storm snow, thin crusts (Nov 6th) below this, and then depth hoar near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps are reaching into the alpine and are promoting settlement of last week's storm snow.  Isolated windslab can be found in exposed areas in the alpine. The main concern is the interface between the settled storm snow and several crusts near the bottom of the snowpack. This interface is producing widespread whumphing at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> 15-20cm of recent storm snow is over the Dec 5 surface hoar/facet layer and sun crust on steep solar aspects. This new snow sits over a breakable crust below 1600m. The Nov 21 and Nov 9 persistent weak layers are buried down ~100 and ~130cm. Snowpack tests indicate triggering the Nov 21 layer as less likely but fracture character is sudden planar. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer daytime temperatures this weekend are promoting settlement of the upper snowpack and creating more of a slab over the basal facets especially in wind affected areas. The lower half of the snowpack is poorly structured, with facets (Nov 24th) below the recent storm snow, thin crusts (Nov 6th) below this, and then depth hoar near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps are reaching into the alpine and are promoting settlement of last week's storm snow. Isolated windslab can be found in exposed areas in the alpine. The main concern is the interface between the settled storm snow and several crusts near the bottom of the snowpack. This interface is producing widespread whumphing at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> 15-20cm of recent storm snow is over the Dec 5 surface hoar/facet layer and sun crust on steep solar aspects. This new snow sits over a breakable crust below 1600m. The Nov 21 and Nov 9 persistent weak layers are buried down ~100 and ~130cm. Snowpack tests indicate triggering the Nov 21 layer as less likely but fracture character is sudden planar. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Suncrusts forming steep South slopes. Wind effect found in open areas treeline and above. Mid-Nov facets sit on 30cm of crusts formed early in November at treeline and above. Below 2200m, rain at the start of the storm on Nov 26 created a crust over the facets or melted them. The slab above these layers grows with elevation from 30 to 100 cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer daytime temperatures are promoting settlement of the upper snowpack and creating more of a slab over the basal facets/ rain crust especially in wind affected areas. The lower half of the snowpack is poorly structured, with facets (Nov 24th) below the recent storm snow, thin crusts (Nov 6th) below this, and then depth hoar near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Midpack is gaining strength with recent mild temperatures. Bonding with the November crusts near the bottom of the snowpack appears to be improving. New windslabs are forming in specific lee and cross loaded terrain with recent steady SW winds. Whumphing is less dramatic and more localized than the previous week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> 5cm of snow over night adding to the15-20cm of recent storm snow is over the Dec 5 surface hoar/facet layer and sun crust on steep solar aspects. The storm snow resides over a breakable crust below 1600m. The Nov 21 and Nov 9 persistent weak layers are now buried down ~105 and ~140cm.  It is already above freezing at tree line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warmer daytime temperatures are promoting settlement of the upper snowpack and creating more of a slab over the basal facets/ rain crust especially in wind affected areas. The lower half of the snowpack is poorly structured, with facets (Nov 24th) below the recent storm snow, thin crusts (Nov 6th) below this, and then depth hoar near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Although these warm daytime temperatures are promoting overall snowpack settlement, the lower half of the snowpack remains poorly structured, with a weak based comprised entirely of facets and depth hoar. This problem is most pronounced in rocky, windswept terrain at treeline and higher where human triggering of full depth avalanches is possible.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Touchy wind slabs are forming in lee and cross loaded terrain features in the alpine and treeline. Mid-pack is gaining strength with recent mild temperatures. Bonding with the November crusts near the bottom of the snowpack appears to be improving. Whumphing at treeline elevations is less dramatic and more localized than the previous week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A ~25cm storm slab, which will be thicker in windloaded areas, will bond poorly where it overlies surface hoar or sun crust. Below 1600m it will bond poorly to a rain crust. Rain, occurring to at least 1900m is adding more load. The Nov persistent weak layers, down ~105 and ~140cm, still have the potential to create large avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Although these warm daytime temperatures are promoting overall snowpack settlement, the lower half of the snowpack remains poorly structured, with a weak based comprised entirely of facets and depth hoar. This problem is most pronounced in rocky, windswept terrain at treeline and higher where human triggering of full depth avalanches is possible.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong southwest winds have stripped  windward aspects and created fresh wind slabs in lee terrain at treeline and above locations. Mild temperatures have promoted settlement in upper pack, but lower basal layers remain weak and facetted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very touchy conditions exist at treeline and sub alpine elevations. The recent snow fall is making the facet crust layers near the base of the snowpack very susceptible to human triggering. Our field team in the Parker Ridge area today experienced extensive whumphing and cracking in the snowpack.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">More rain than snow fell yesterday at 1900m; 8mm of rain fell at Rogers Pass. A ~25cm storm slab, thicker in windloaded areas, will bond poorly where it overlies surface hoar or sun crust. Below 1600m it will bond poorly to a rain crust. The Nov persistent weak layers, down ~105 and ~140cm, have the potential to create large avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A thin rain crust up to 2300m and an isothermal snowpack to about 1900m. Little Prairie plot: 20cm rain affected base with 20cm of moist snow above. At 2200m 25cm of early Nov crusts at base, 5cm of mid Nov facets under a 5-10cm crust formed by rain that began Nov 26. Above this sits a well settled slab  up to 130cm deep in loaded areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong southwest winds have stripped windward aspects and created fresh wind slabs in lee terrain at treeline and above locations. Mild temperatures have promoted settlement in upper pack, but lower basal layers remain weak and facetted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong SW winds have stripped windward aspects and created wind slabs in lee terrain in the alpine. Mild temperatures have promoted settlement in upper pack, but lower basal rain crust/facets at treeline and in the alpine remain weak. Warm temps and rain below treeline have promoted rapid settlement and a decrease in snow depths.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Overnight storm produced variable snowfall amounts through the forecast area. Up to 40cms at Marmot Basin tampering to 12cm at Hilda/Parkers. Touchy conditions still exist in isolated areas at treeline and sub alpine elevations in cross-loaded and lee features. The facet crust layers near the base of the snowpack susceptible to human triggering. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another 4.2mm of rain at Rogers Pass. Above 2000m up to ~25cm of recent storm storm snow. This is a high density slab that overlies the Dec 5 surface hoar/sun crust layer. Loading on lee slopes from the strong south winds associated with the storm should be expected. The Nov persistent weak layers are down ~105 and ~140cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong SW winds have stripped windward aspects and created wind slabs in lee terrain in the alpine. Mild temperatures have promoted settlement in upper pack, but lower basal rain crust/facets at treeline and in the alpine remain weak. Warm temps and rain below treeline have promoted rapid settlement and a decrease in snow depths.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies widespread wind slabs created by recent strong SW winds. At treeline and above, mild temperatures have helped strengthened the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the moist snow is gaining strength rapidly with the cooler temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A steady cooling trend overnight and over the day tightening up the storm instability. Touchy conditions still exist in isolated areas at tree line and sub alpine elevations in cross-loaded and lee features. The facet crust layers near the base of the snowpack are the most susceptible to human triggering especially from shallow areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cooler temperatures have tightened up the snowpack near the surface forming a crust with moist snow underneath it to ~2100m. Above 2000m is up to ~25cm of recent storm storm snow. Snowpack tests yesterday produced resistant planar results within the top 50cm. The Nov persistent weak layers are down ~100 and ~120cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies widespread wind slabs created by recent strong SW winds. At treeline and above, mild temperatures have helped strengthened the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the moist snow is gaining strength rapidly with the cooler temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies widespread wind slabs created by recent strong SW winds. At treeline and above, mild temperatures have helped strengthened the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the moist snow is gaining strength rapidly with the cooler temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A steady cooling trend has helped in tightening up the snow pack. Touchy wind slabs still exist in isolated areas at tree line and sub alpine elevations. The facet crust layers near the base of the snowpack are the most susceptible to human triggering from shallow areas and more likely in open areas at tree line and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temperatures have tightened up the surface snow forming a crust with moist snow underneath it to ~2100m. Above tree line there is up to ~25cm of recent storm storm snow. Recent snowpack tests produced resistant planar results within the top 50cm. November persistent weak layers are down 100 to 120cm, requiring large triggers to fail.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies widespread wind slabs created by recent strong SW winds. At treeline and above, mild temperatures have helped strengthened the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the moist snow is gaining strength rapidly with the cooler temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies widespread wind slabs created by recent strong SW winds. At treeline and above, mild temperatures have helped strengthened the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the moist snow is gaining strength rapidly with the cooler temps. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very nice tightening up of the snow pack! Hard and Moderate low quality shears within the mid-pack are helping forecasters blood pressure drop back to normal levels. Isolated wind slabs still exist in open areas at tree line and alpine elevations. The deeper instabilities are the most susceptible to human triggering from shallow areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain crust to 2100m. Above 2100m the upper snowpack is settling storm snow that is beginning to facet with the cold temperatures. Surface hoar growing at this time to 6mm. Snowpack tests yesterday on Bruins Ridge, east aspect produced hard sudden planar results down 25 and 50cm. Well settled mid-pack with 30cm crust/facet basal weakness (Nov 9).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With heating and rain last week, the entire snowpack to at least 2200m went to zero degrees or became &quot;isothermal&quot; . As temperatures dropped over the weekend a surface crust formed that was thankfully buried by 10 to 20 cm of new snow. Beneath the crust the snowpack is now beginning to refreeze giving it considerable strength Treeline and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies widespread wind slabs created by recent strong SW winds. At treeline and above, mild temperatures have helped strengthened the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the moist snow is gaining strength rapidly with the cooler temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies a firm base of old wind slabs. At treeline and above, mild temperatures have helped strengthen the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the snowpack is solidly frozen in most areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A strong mid-pack overlies approximately 20-40cm of facets. Compression tests have produced variable hard results at the interface between the mid-pack and facets near the ground. Isolated wind slabs still exist in open areas at tree line and alpine elevations. The deeper instabilities are most susceptible to human triggering from shallow areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain crust to 2100m. Above 2100m the upper snowpack is settling snow that is facetting with the cold temperatures. Surface hoar growing at this time to 6mm or more. Well settled mid-pack with 30cm crust/facet basal weakness (Nov 9) observed in certain locations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies a firm base of old wind slabs. At treeline and above, mild temperatures have helped strengthen the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the snowpack is solidly frozen in most areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread surface hoar to size 10mm. A strong mid-pack overlies approximately 20-40cm of facets. Isolated wind slabs still exist in open areas at tree line and alpine elevations. The interface between the mid-pack and facets is most susceptible to human triggering from shallow areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New surface hoar, up to 2cm in size, is growing on a rain crust to 2100m and on settling snow above 2100m. Pockets of surface hoar that was buried in early Dec is down ~40cm, is spotty in distribution, but may be triggerable if present.  Well settled mid-pack with 30cm crust/facet basal weakness (Nov 9) observed in certain locations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine a few cm`s of new snow overlies a firm base of old wind slabs. At treeline and above, mild temperatures have helped strengthen the upper snowpack but the basal rain crust/facets remain weak. Below treeline a rain crust is present and the snowpack is solidly frozen in most areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs and facets dominate the Alpine snowpack. At treeline a very Rockies mixture of suncrusts, windslabs, facets and raincrusts present constant challenges. The basal weaknesses at treeline and above are waiting for a new load. Below treeline a rain crust is present and the snowpack is solidly frozen in most areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface Hoar continues to form. A strong mid-pack overlies approximately 20-40cm of facets. Isolated wind slabs still exist in open areas at tree line and alpine elevations. The interface between the mid-pack and facets is most susceptible to human triggering from shallow areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">6cm of snow has buried large surface hoar which sits on a rain crust to 2100m and on settled snow above 2100m. Pockets of surface hoar that was buried in early Dec is down ~40cm, is spotty in distribution, but may be triggerable if present. Well settled mid-pack with 30cm crust/facet basal weakness (Nov 9) observed in certain locations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar formed in open areas on the 10 to 20 cm of snow that fell Dec 13 on a solid rain crust. SW winds began redistributing this on Tuesday likely forming wind slabs treeline and above. Beneath the crust the snowpack is now beginning to refreeze giving it considerable strength treeline and below however basal facets may exist above 2300m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack at TL and in the alpine continues to exhibit poor structure in lower half of the snowpack, a settled mid pack and a variety of surfaces including crusts, wind slabs where the sun and wind had influence on it. In locations where the snow surfaces were sheltered the upper snowpack has facets and some surface hoar just buried near surface</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface Hoar continues to form. A strong mid-pack overlies approximately 20-40cm of facets. Isolated wind slabs still exist in open areas at tree line and alpine elevations. The interface between the mid-pack and facets is most susceptible to human triggering from shallow areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm of new snow has buried large surface hoar which sits on a rain crust to 2100m and on settled snow above 2100m. This is the most reactive layer in the snowpack. Surface hoar that was buried in early Dec is down ~40cm, is spotty in distribution. Well settled mid-pack with 30cm crust/facet basal weakness (Nov 9). </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs and facets dominate the Alpine snowpack. Treeline presents a variety of crusts, slabs and thin areas overlying large weak facets. Below treeline a rain crust is present and the snowpack is solidly frozen in most areas. Thin windslab is developing in steep lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold and clear conditions have led to the development of large surface hoar crystals that may provide the next weak layer in the snowpack if and when we get any significant precipitation and slab build up. The interface between the strong mid-pack and weaker basal facets is most susceptible to human triggering from shallow rocky areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of new snow has buried large surface hoar which sits on a rain crust to 2100m and on settled snow above 2100m. Overnight winds have likely consolidated new snow into storm slabs at higher elevations. Well settled mid-pack with 30cm crust/facet basal weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm's of new snow along the divide has improved ski quality. This new snow has blown around by moderate SW winds to create thin, soft windslabs in the ALP and at TL. These windslabs sit on a surface hoar layer in many areas and will be one to watch in the future. The basal crusts/ facets persist providing a rotten foundation for this new snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slab forming on lee alpine ridge lines.  Large surface hoar crystals formed last week are being buried by new snow.  This layer is more likely found on sheltered slopes at tree line reaching into the alpine.  The interface between the strong mid-pack and weaker basal facets is most susceptible to human triggering from shallow rocky areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of recent snow has buried large surface hoar which sits on a rain crust to 2100m and on settled snow above 2100m. Settlement and winds that have just started to ramp up are likely to make the slab more sensitive higher up. Mid-pack is well settled with Nov 9 crust/facet layer in the bottom 30cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm's of new snow along the divide has improved ski quality. This new snow has blown around by moderate SW winds to create thin, soft windslabs in the ALP and at TL. These windslabs sit on a surface hoar layer in many areas and will be one to watch in the future. The basal crusts/ facets persist providing a rotten foundation for this new snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm's of new snow along the divide has improved ski quality. This new snow has blown around by moderate SW winds to create thin, soft windslabs in the ALP and at TL. These windslabs sit on a surface hoar layer in many areas and will be one to watch in the future. The basal crusts/ facets persist providing a rotten foundation for this new snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slab forming on lee alpine ridge lines. Large surface hoar crystals formed last week are being buried by new snow. This layer is more likely found on sheltered slopes at tree line reaching into the alpine. The interface between the strong mid-pack and weaker basal facets is most susceptible to human triggering from shallow rocky areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of recent storm snow sits over the Dec 17 surface hoar, 10-20mm, which sits on or just above a rain crust to 2100m and on settled snow above 2100m. The Dec 9, surface hoar size 3-5mm is visible in certain areas down ~80cm. Mid-pack is well settled with the Nov 9 crust/facet layer in the bottom 30cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures have kept the coverage thin below 1900m. Up to 170cm of snow now at treeline. 5 to 10cm of Facet Cyrstals capped with isolated pockets of Surface Hoar is sitting on the strong Dec 13 Crust. This weak layer is now buried by 20 to 40cm of Storm Snow at treeline. West Winds have built significant slabs in alpine features</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine and at treeline, increasing snowfall and steady winds will create new windslab in open areas. At the bottom of the snowpack large facets with disintegrating raincrust provides a base that is prone to collapse. Below treeline, a solid shallow snowpack will take a while to bond to new snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slab forming on lee alpine ridge lines. Large surface hoar crystals formed last week are being buried by new snow. This layer is more likely to be found on sheltered slopes at tree line and below The interface between the strong mid-pack and weaker basal facets is most susceptible to human triggering from shallow rocky areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A building surface slab sits on top of the well preserved and widespread Dec 17th surface hoar layer (10-20mm) down 30 to 60cm depending on wind loading. This SH layer sits on top of a rain crust up to 2100m on well settled snow above 2100m. The Dec 9th surface hoar layer is down 80cm in the area. The Nov 9th crust lurks 30cm up from the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm of new snow has accumulated on the divide. This new snow has blown around by moderate SW winds to create thin, soft windslabs in the ALP and at TL. These windslabs sit on a surface hoar layer in many areas and will be one to watch in the future. The basal crusts/ facets persist providing a rotten foundation for this new snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline between 10 and 30 cm of snow has fallen since Tues, with the heaviest snowfall occurring in Yoho Park. The new snow overlays the Dec 18 layer which consists of crust, facets and/or surface hoar depending on location. A poor bond exists on this storm snow interface. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slab forming on lee alpine ridge lines. Large surface hoar crystals formed last week are being buried by new snow. This layer is more likely to be found on sheltered slopes at tree line and below.  The interface between the strong mid-pack and weaker basal facets is most susceptible to human triggering from shallow rocky areas.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A surface slab continues to build on top of the well preserved and widespread Dec 17th surface hoar layer (10-20mm) down 40 to 65cm depending on wind loading. This SH layer sits on top of a rain crust up to 2100m on well settled snow above 2100m. The Dec 9th surface hoar layer is down 80cm in the area. The Nov 9th crust is 30cm up from the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-25cm of fresh light snow overnight and this morning, which means there is now 40 to 60cm of storm snow at treeline over the last week. This is sitting on the weak layer of facet crystals capped with isolated pockets of surface hoar which is overtop the Dec 13 crust. Strong west winds have built significant slabs in alpine features</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline between 20 and 40 cm of snow has fallen since Tues, in Yoho Park. The new snow overlays the Dec 18 layer which consists of crust, facets and/or surface hoar depending on location. A poor bond exists on this storm snow interface. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At tree line 10 - 30 cm of snow has fallen since Dec 23, with the heaviest snowfall occurring in Yoho Park. This new snow overlies the Dec 18 layer which consists of crust, facets and/or surface hoar depending on the location. A poor bond exists at this interface. At the base of the snowpack weak crusts and facets exist which are still a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slab forming on lee alpine ridge lines and open exposed tree line slopes.  Good bonding is apparent between the new snow and that beneath. The interface between the strong mid-pack and weaker basal facets is most susceptible to human triggering from shallow rocky areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cooling temps will tighten the 50-70cm deep storm slab, which sits on well preserved and widespread Dec 17th surface hoar layer (10-20mm). The surface hoar sits on top of a rain crust up to 2100m, and on well settled snow above 2100m. The Dec 9th surface hoar layer is down 80cm in the area. The Nov 9th crust is 30cm up from the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At tree line 10 - 30 cm of snow has fallen since Dec 23, with the heaviest snowfall occurring in Yoho Park. This new snow overlies the Dec 18 layer which consists of crust, facets and/or surface hoar depending on the location. A poor bond exists at this interface. At the base of the snowpack weak crusts and facets exist which are still a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent winds have created small wind slabs in the alpine which sit over the Dec 18 layer of crust, facets and/or surface hoar depending on the location. A poor bond exists at this interface. At the base of the snowpack weak crusts and facets exist which are still a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slab forming from reverse loading Northerly winds along cross-loaded gulley features. The interface between the strong mid-pack and weaker basal facets is most susceptible to human triggering from shallow rocky areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 15cm overnight on top of the 50-70cm deep storm slab sits on a well preserved and widespread Dec 17th surface hoar layer (10-20mm). The surface hoar sits on top of a rain crust up to 2100m, and on well settled snow above 2100m. The Dec 9th surface hoar layer is down 80cm in the area. The Nov 9th crust is 30cm up from the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent winds have created small wind slabs in the alpine which sit over the Dec 18 layer of crust, facets and/or surface hoar depending on the location. A poor bond exists at this interface. At the base of the snowpack weak crusts and facets exist which are still a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent winds have created small wind slabs in the alpine which sit over the Dec 18 layer of crust, facets and/or surface hoar depending on the location. A poor bond exists at this interface. At the base of the snowpack weak crusts and facets exist which are still a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Consistent winds, just at transport speeds are forming minor new wind slabs by reverse loading S-SE aspects and are most visible in cross-loaded gully features in the southern forecast area. Shallow low density upper snowpack over a strong mid-pack sitting on a weaker facet base. Typical Rockies snowpack we've learned to love! Enjoy!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">9cm overnight. The widespread Dec 17 surface hoar layer is down ~50-80cm which sits on top of a thick rain crust up to 2100m. A 2cm facet layer between the rain crust has been reactive in snowpack tests with easy results. The Dec 9 surface hoar is down ~ 70-90cm but is more spotty in distribution. The Nov 9 crust is 30cm up from the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent winds have created small wind slabs in the alpine which sit over the Dec 18 layer of crust, facets and/or surface hoar depending on the location. A poor bond exists at this interface. At the base of the snowpack weak crusts and facets exist which are also a concern. Overall the snowpack is quite weak and does not inspire much confidence.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Top 20-25cm is light snow. The widespread and highly reactive Dec 17 surface hoar layer is down ~50-70cm beneath a settling storm slab and on top of a thick rain crust up to 2100m. The Dec 9 surface hoar is down ~ 70-90cm but is more spotty in distribution. The Nov 9 crust sits 30cm above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another 10cm of new snow fell on the divide Saturday night with double this over the front ranges. The slab over the persistent weak layer consisting of Surface Hoar and Facets over a strong crust is now 80 to 100cm thick. The new snow is hiding windslabs built by strong west winds at alpine and treeline elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent winds have created small wind slabs in the alpine which sit over the Dec 18 layer of crust, facets and/or surface hoar depending on the location. A poor bond exists at this interface. At the base of the snowpack weak crusts and facets exist which are also a concern. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">North winds are forming new wind slabs by reverse loading S-SE aspects near ridge crests and cross-loaded gully features. A Shallow low density upper snowpack sits on a strong, supportive mid-pack which is bridging a weaker facet base. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upper snowpack is settling snow. The widespread and highly reactive Dec 17 surface hoar layer is down beneath a ~50-70cm slab and on top of a thick rain crust up to 2100m. The Dec 9 surface hoar is down ~ 70-90cm but is more spotty in distribution. The Nov 9 crust sits 30cm above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent winds have created small wind slabs in the alpine which sit over the Dec 18 layer of crust, facets and/or surface hoar depending on the location. Surface hoar is more prevalent in the Little Yoho region and a poor bond exists at this interface. At the base of the snowpack weak crusts and facets exist which are still a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70-110 cm of snowpack exists across the region. The main weakness is at the base of the snowpack, where facets and depth hoar produce inconsistent test results 15 cm above the ground. Overall we believe the snowpack is gaining strength, but our confidence in this assessment is low. The Dec 18 layer of SH found further west is not prominent here.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">North winds are forming new wind slabs by reverse loading S-SE aspects near ridge crests and cross-loaded gully features. A Shallow low density upper snowpack sits on a strong, supportive mid-pack which is bridging a weaker facet base. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps are facetting the upper snow, while N'ly winds are reverse loading slopes and creating windslabs. The Dec 17 surface hoar layer is down ~50-70cm and on top of a thick rain crust up to 2100m. This layer is widespread and highly reactive in many areas. The Dec 9 surface hoar is down ~ 70-90cm but is more spotty in distribution. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With a total snowpack depth of just over one meter, two weaknesses exist within this snowpack. The Dec 18 surface hoar layer is located down approximately 30 cm, and while there is no slab overlying it now we expect problems with subsequent snowfalls (or winds). Additionally the base of the snowpack is weak with facets and depth hoar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70-110 cm of snowpack exists across the region. The main weakness is at the base of the snowpack, where facets and depth hoar produce inconsistent test results 15 cm above the ground. Overall we believe the snowpack is gaining strength, but our confidence in this assessment is low. The Dec 18 layer of SH found further west is not prominent here.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A Shallow low density upper snowpack sits on a strong, supportive mid-pack which is bridging a weaker facet base. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps are facetting the upper snow, while N'ly winds shifted to S'ly creating widespread windslabs. The Dec 17 surface hoar layer is down ~50-70cm and on top of a thick rain crust up to 2100m. This layer is widespread and highly reactive in many areas. The Dec 9 surface hoar is down ~ 70-90cm but is more spotty in distribution. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With a total snowpack depth of just over one meter, two weaknesses exist within this snowpack. The Dec 18 surface hoar layer is alarmingly reactive down approximately 30 cm, and while there is no slab overlying it now we expect problems with subsequent snowfalls (or winds). Additionally the base of the snowpack is weak with facets and depth hoar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70-110 cm of snowpack exists across the region. The main weakness is at the base of the snowpack, where facets and depth hoar produce inconsistent test results 15 cm above the ground. Overall we believe the snowpack is gaining strength, but our confidence in this assessment is low. The Dec 18 layer of SH found further west is not prominent here.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A Shallow low density upper snowpack sits on a strong, supportive mid-pack which is bridging a weaker facet base. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Cold temperatures continue to facet the surface layers of the snowpack. Winds have shifted from moderate N'ly to moderate S'ly resulting in widespread windslabs. The Dec 17th surface hoar layer is present down 50-70cm sitting on top of a thick rain crust below 2100m and settled midpack above. This layer is widespread and continues to be reactive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The slab over the persistent weak layer consisting of surface hoar and facets over a strong crust is now 80 to 100cm thick at up ridgetop but only 40cm below treeline. Strong west and northwest winds have create slabs, some in slightly unusual locations because of the northerly component of the winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> The main issue currently is the Dec.18 layer which is down 20-30 cm and sits on a crust/surface hoar combination at elevations below 2100 meters and on a facet/surface hoar combination at higher elevations. The surface hoar appears to be more prevalent below 2100 meters. Easy to mod shears found on this interface. Wind effect found in the alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70-110 cm of snowpack exists across the region. The main weakness is at the base of the snowpack, where facets and depth hoar produce inconsistent test results 15 cm above the ground.  The Dec 18 layer of SH found further west is not prominent here. In the alpine, thin small windslabs can be found isolated terrain features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A shallow low density upper snowpack sits on a strong, supportive mid-pack which is bridging a weaker facet base. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of new snow now covers recently formed wind slabs in exposed areas and facets elsewhere. The Dec 17th surface hoar layer is down 60-80cm sitting on top of a thick rain crust facet combo below 2100m and sitting on a settled mid-pack above. This layer is widespread and continues to be reactive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> The main issue currently is the Dec.18 layer which is down 25-40 cm and sits on a crust/surface hoar combination at elevations below 2100 meters and on a facet/surface hoar combination at higher elevations. The surface hoar appears to be more prevalent below 2100 meters. Easy to mod shears found on this interface. Wind effect found in the alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">80-120cm exists across the region.The main weakness is the basal facets and depth hoar which has been producing inconsistent test results. The Dec18 layer of surface hoar is down an average 20cm, but does not currently have enough snow load above it to be a serious concern. In the alpine, thin windslabs can be found in isolated, wind exposed areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Mid pack carrying well for skiing at treeline. Exposed alpine features scoured of snow. Ice becoming very brittle in these arctic conditions.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of storm snow now covers recently formed wind slabs in exposed areas. The Dec 17th surface hoar layer is down 60-80cm sitting on top of a thick rain crust facet combo below 2100m and sitting on a settled mid-pack above. This layer is widespread and continues to be reactive to the load of a rider, especially at treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> The main issue currently is the Dec.18 layer which is down 35-50 cm and sits on a crust/surface hoar combination at elevations below 2100 meters and on a facet/surface hoar combination at higher elevations. In places below 2100m there is a melt/freeze crust up to 10cm thick with surface hoar above. Wind slabs have been encountered in alpine areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">80-120cm exists across the region. The main weakness is the basal facets and depth hoar. Compression test results were moderate in the Stanley Valley today. The Dec18 surface hoar is down ~20cm, but does not currently have enough snow load above it to be of concern. In the alpine, thin windslabs can be found in isolated, wind exposed areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Mid pack carrying well for skiing. Exposed alpine features scoured of snow. Ice becoming very brittle in these arctic conditions.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of low density storm snow now covers recently formed wind slabs in exposed areas. The Dec 17th surface hoar layer is down 70-90cm sitting on top of a thick rain crust facet combo below 2100m and sitting on a settled mid-pack above. This layer is widespread and continues to be reactive to the load of a rider, especially at treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> The main issue currently is the Dec.18 layer which is down 35-50 cm and sits on a crust/surface hoar combination at elevations below 2100 meters and on a facet/surface hoar combination at higher elevations. In places below 2100m there is a melt/freeze crust up to 10cm thick with surface hoar above. Wind slabs have been encountered in alpine areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-15 cm of snow is forecast to fall overnight on Monday, along with rising temperatures. This will form an easily triggered storm slab in windloaded areas at treeline and above. The lower snowpack is comprised of depth hoar and facets, and will soon to reach a tipping point where the new snow load and warming will begin to trigger the deep layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Mid pack carrying well for skiing. Exposed alpine features scoured of snow..</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent storm snow amounting to over 50cm over wind slabs in exposed areas. The Dec 17th surface hoar layer is down 70-100cm sitting on top of a thick rain crust facet combo below 2100m and over a settled snow above. This widespread layer has been most reactive at tree line. Well settled mid-pack over top the basal Nov 9 crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">160 to 200cm now at treeline. 30cm of snow accumulated since Friday now forms a very soft storm slab above faceted and wind affected surfaces. Cold temperatures slowed settlement in the 50 to 90 cm slab above the Dec 13 Crust/Facet and Dec 16 Surface Hoar layers. This has also promoted facet development above the crust and weakened this layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Approximately 50 cm of storm snow exists at higher elevations, sitting atop a weak layer of surface hoar and facets now buried anywhere from 50-70cm below the surface. Storm slabs resulting from Monday night's snowfall are likely, as well as large and dangerous avalanches running on this buried weak layer. Human triggering is likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">13 cm of snow in the last 24 hours brings the total storm snow since Jan 2 up to 30 cm.  This storm snow remains mostly unconsolidated and has not yet formed into a cohesive slab except above 2500 m.  Widespread cracking and whumphing observed today, and as soon as the surface snow forms a slab it will be easy to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have received 65cm of storm snow since New Year. Moderate southerly winds are redistributing this snow onto alpine lee and cross-loaded features. Warming temperatures with the possibility of above freezing temperatures to 1900m should result in a rapidly increasing avalanche danger.&nbsp;  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15 cm over the past 24 hr adds to the total of close to 40 cm of storm snow since Jan 2. The Dec 18 layer of surface hoar and crust was observed today down 50 cm (at treeline) and is producing a lot of whumphing and cracking.  Generally the surface snow remains very unconsolidated, but this will change in alpine areas on Wed with increasing winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moderate SW winds and warm temperatures today created windslabs at alpine and treeline elevations. These windslabs bond poorly to the Dec 18 layer of facets, crust and some surface hoar down 20-40 cm. At the bottom of the snowpack, the deep peristent basal problem is still a concern and was triggered using explosives today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent storm snow has started to settle into a slab which overlies a weak layer of facets and old surface hoar. Skiing was good today but field teams were very cautious around steep terrain where it was easy to ski cut several small soft slabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over 70cm of storm snow, warming alpine temps and 8-12hrs of moderate S through SW winds make for building storm slabs and touchy conditions. The storm snow will be settling into a cohesive slab with a questionable bond to the old surface. The Dec 17th surface hoar layer, most prevalent at treeline elevations, may be reawakening with this load. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The prominent feature of the recent storm has been light winds, which have limited widespread slab formation and left 40 cm of light, dry snow on the surface. SW winds picked up today, and temperatures warmed so slab formation can be expected at alpine elevations. All of this bonds poorly to the Dec 18 layer of surface hoar and crust down 50-60 cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large weak facets and depth hoar in the basal snowpack layer continue to be a threat in most areas. Midpack faceting and buried surface hoar near treeline and in the alpine are also common. Windslabs on facets can be found on most exposed south and west aspects. Lee slabs on north and east aspects are also common near ridge tops.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skiing was good yesterday but field teams were very cautious around steep terrain where it was easy to ski cut several small soft slabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm snow continues to settle and bond to the old snow surface.  The December 17th layer has been quiet but given the right location such as shallow snowpack steep protected north aspects backcountry travelers may be able wake it up.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The 25 to 50cm storm slabs are now capped by a variety of crusts below treeline and on solar aspects and have been influenced by variable winds. The Dec 13 crust is now 60 to 120cm deep and continues to produce planar shears within the facets above the crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs on facets and crust can be found on most exposed solar aspects. Pay particular attention to lee slabs on north and east aspects near ridge top features, the winds from last night have created a measurable amount of tension in these slabs which if initiated, have the capacity to step into the deeper basal facets creating large avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Overall, as we continue to explore areas outside the normally accessed skiing, field teams are finding a weak snowpack. The Dec 20 facet/surface hoar layer is out there. It is proving to be very sensitive to fluctuations in temp and solar radiation and is showing exceptional propagating properties for having only a weak soft storm slab over it. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A thin sun crust is present on steep solar aspects. Recent storm snow continues to settle and bond to the old snow surface. The December 17th surface hoar on crust layer is down 80-100cm. This layer remains reactive to skier loads on unsupported features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Continuous widespread Whumphing in Yoho today indicates the surface hoar on the raincrust problem down 45cm has not changed significantly since the last storm. Wide propagation indicates good slab formation even below treeline. Areas of windslab overlying weak facets near ridgetops and on exposed alpine areas are prone to failure. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are present in many open areas above tree line. Below this the snow pack is quite weak and facetted in most places. The Dec 18 crust/facet interface is down 30-40cm at tree line and we are still getting lots of whumphing on this layer. The bottom half of the snow pack consists mostly of facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Overall, field teams are finding a weak snowpack. The Dec 20 facet/surface hoar layer is out there. It was proving to be very sensitive to fluctuations in temp and solar radiation and showed exceptional propagating properties for having only a weak soft storm slab over it.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A sun crust up to 2cm thick is present on steep solar aspects. Recent storm snow has settled to a 45cm soft slab. The storm slab bond to old snow is strengthening, but planar failures are present in stability tests. The December 17th surface hoar on crust layer is down 80-100cm. This layer remains reactive to skier loads on unsupported features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Continuous widespread whumphing in Yoho indicates that the surface hoar on the rain crust problem down 45cm has not changed significantly since the last storm. Wide propagations indicate a good slab formation even below tree line. Areas of wind slab overlying weak facets near ridge tops and in exposed alpine areas are also prone to failure. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are present in many open areas above tree line. Below this, the snow pack is quite weak and facetted in most places. The Dec 18 crust/facet interface is down 30-40cm at tree line. Backcountry users are experiencing widespread of whumphing on this layer. The bottom half of the snow pack consists of facets and depth hoar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 20 facet/surface hoar layer that was proving very sensitive appears to be bonding exceptionally well to the crust below. Field team was in the Churchill slide paths and found the interface down 25cm and did not get any results to tests or ski cuts on steep terrain at TL and below. We found significant wind slab in open areas TL and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A sun crust up to 2cm thick is present on most solar aspects. Settling storm snow over the December 17th surface hoar down 60cm-100cm, still producing rider triggered avalanches. Crust/facet layers are present just below it with varying thicknesses depending on aspect and elevation. The Nov 9 crust is a 30cm basal layer close to or on the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are present in many open areas above tree line. Below this, the snow pack is quite weak and facetted in most places. The Dec 18 crust/facet/surface hoar interface is down 30-40cm at tree line. Backcountry users are experiencing widespread of whumphing on this layer. The bottom half of the snow pack consists of facets and depth hoar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 20 facet/surface hoar layer that was proving very sensitive appears to be bonding exceptionally well to the crust below. Warming trend should further settle snowpack. Still highly variable throughout the region from rotten facetted areas to good, well settled snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A sun crust up to 2cm thick is present on most solar aspects. Settling storm snow over the Dec 17 surface hoar down 60cm-100cm. Crust/facet layers are present just below the Dec 17 layer with varying thicknesses depending on aspect and elevation. The Nov 9 crust is a 30cm basal layer close to or on the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally, with the current drought conditions the upper snowpack is faceting. Windslabs overlying softer snow are the primary surface concern.  In the midpack, the Dec 13 crust is now 60 to 120cm deep and remains a serious concern as it produces planar shears within the facets above the crust. Surface crusts affect ski quality. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowpack observations at 2200m on Mt. Field today (just below the last roll to the summit) indicate a 145cm snowpack with the Dec 18 surface hoar layer down 45cm and very prominent (moderate test results with a sudden planar shear). This layer remains prime for human triggering and continues to be slow to heal. Some wind effect on the snow surface.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are present in many open areas above tree line. Below this, the snow pack is quite weak and facetted in most places. The Dec 18 crust/facet/surface hoar interface is down 30-40cm at tree line. Backcountry users are experiencing widespread of whumphing on this layer. The bottom half of the snow pack consists of facets and depth hoar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 20 facet/surface hoar layer that was proving very sensitive appears to be bonding well to the crust below. Warming trend through Wednesday is still expected and should further settle the snowpack. The snowpack is still highly variable throughout the region ranging from rotten facetted areas to a good, well settled snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A sun crust up to 2cm thick is present on steep solar aspects. A cohesive slab sits over the Dec 17 surface hoar, which is down 60cm-100cm. Crust/facet layers are present just below the Dec 17 layer with varying thicknesses depending on aspect and elevation. The Nov 9 crust is a 30cm basal layer close to or on the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowpack observations at 2200m on Mt. Field on Monday and Emerald Lake slide path today indicate the Dec 18 surface hoar layer down 45cm remains prominent with moderate test results, This layer remains prime for human triggering and continues to be slow to heal. Some wind effect on the snow surface.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are present in many open areas above tree line. Below this, the snow pack is quite weak and facetted in most places. The Dec 18 crust/facet/surface hoar is facetting out but still a concern in deeper snowpack areas. The bottom half of the snow pack consists of facets and depth hoar with the early november crust facetting out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures are helping settle the snowpack and heal some of the facetting that has occurred over the past several weeks of cooler weather. The snowpack is highly variable throughout the region ranging from mostly weak, un-supportive facets in the south to a more settled snowpack that still supports skier travel further north. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread new surface hoar layer is growing to mountain top. There is sun crust up to 2cm thick is present on steep solar aspects. A cohesive slab sits over the Dec 17 surface hoar, which is down 60cm-100cm. Crust/facet layers are present just below the Dec 17 layer with varying thicknesses depending on aspect and elevation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowpack observations at 2200m on Mt. Field on Monday and Emerald Lake slide path on Tues indicate the Dec 18 surface hoar layer down 45cm remains prominent with moderate test results. This layer remains prime for human triggering. Sun crust forming on steep solar aspects and new surface hoar forming in sheltered areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack in this area is generally weak and facetted throughout. The Dec 18 interface is evident down 30-40 cm and is still a concern in deeper snowpack areas, but in shallower areas is facetting out. Some hard wind slabs exist in immediate lees of alpine terrain.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is highly variable throughout the forecast region. In the south the snowpack continues to settle as a result of the warm temperatures, and some drifting and snow transport is resulting from steady moderate winds from the south west.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A new surface hoar layer is building right to mountain top.  It is widespread to just above treeline and spotty in the alpine.  A 2-3cm suncrust can be found on steep solar aspects.  The Dec 17 surface hoar layer (down 60-110cm) has a well settled slab sitting on top of it in most locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs overlying softer snow are the primary surface concern. Surface hoar is also growing in sheltered areas, up to 7mm. In the midpack, the Dec 13 crust is now 60 to 120cm deep. Forecasters did not get any results on this layer on Jan 15 at Grizzly Pass above Cameron Lk. In shallower snowpack areas the layer may be more reactive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The main concern in the snowpack is the Dec 18 surface hoar layer down 40-50 cm. This layer is very prominent and is producing moderate test results. This layer remains prime for human triggering. Sun crust forming on steep solar aspects and new surface hoar forming in sheltered areas.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A trace of new snow on facets, isolated surface hoar, and&nbsp; sun crusts on steep South slopes. The snowpack is generally weak and facetted throughout. The Dec 18 interface is evident down 20-40 cm and is still a concern in deeper snowpack areas, but in shallower areas is facetting out. Some hard wind slabs exist in immediate lees of alpine terrain.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is highly variable throughout the forecast region. The snowpack continues to settle as a result of the warm temperatures. Some drifting and snow transport at higher elevations from moderate to strong south westerly winds.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of new snow sits on top of the widespread January 15 surface hoar layer.  On steep solar aspects, this layer is combined with a 2-3cm crust. A cohesive slab sits on top of the Dec 17 surface hoar layer (down 70-110cm). The Dec 17 surface hoar sits on a crust complex that still shows weakness in stability tests. Well settled lower pack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The main concern in the snowpack is the Dec 18 surface hoar layer down 40-50 cm. This layer is very prominent and is producing moderate test results. 8cm of new snow today combined with the 20 - 30 expected on Sunday will likely naturally reactivate this layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A trace of new snow over facets, surface hoar, or sun crust on steep South slopes. The snowpack is generally weak and facetted throughout. The Dec 18 interface is evident down 20-40 cm and is still a concern in deeper snowpack areas. In shallower areas the slab above this has facetted out. Wind slabs exist in many open areas above tree line.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is highly variable throughout the forecast region. Alpine elevations are very wind effected with some drifting at higher elevations from moderate to strong south westerly winds.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of new snow was exposed to strong overnight winds. In addition to a developing storm slab, expect a thicker wind slab on leeward micro features and N-NE aspects. The January 15 surface hoar layer down 15-25cm is widespread and sits on a crust on solar aspects. A cohesive slab sits on top of the Dec 17 surface hoar layer (down 70-120cm).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The main concern in the snowpack is the Dec 18 surface hoar layer down 40-50 cm. This layer is very prominent and is producing moderate test results and lots of whumphing. 10cm of new snow in the last 48hrs combined with the 20 - 30 expected on Sunday will likely reactivate this layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 to 20cm recent snow sits on facets, surface hoar,  sun crust on steep South slopes, and hard windslabs along ridge crests at Treeline and above. Wind slabs are rapidly building in many open areas above tree line.  In general the snowpack is weak with well developed faceting at the Dec 18  interface and depth hoar commonly seen at the base. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">6 cm of new snow in the Columbia Icefields area overlies a highly variable snowpack. Moderate westerly ridge top winds are redistributing snow and wind slabs continue to develop on north through east aspects.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-15cm of new snow overnight. The widespread Jan 15 surface hoar layer is down 20-30cm, and it sits on a crust on solar aspects. The Dec 17 surface hoar layer is down 70-120cm. This layer is overtop a crust below 2100m. The Nov 9 crust is a basal layer at the bottom of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New windslabs are being formed in open lee areas treeline and above. The Dec 18 surface hoar layer is down 40-50 cm. This layer is very prominent and is producing moderate test results and lots of whumphing.  With up to 20cm of new snow in the last 72 hrs and another 5 to 10 expected Sunday and Monday morning, this layer may become active again.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At Treeline and above, 15 to 25cm of recent snow with west winds has created slabs on facets, surface hoar, sun crust on steep South slopes and hard windslabs along ridge crests Treeline and above. In general the snowpack is weak with well developed faceting at the Dec 18 interface down 35 to 50cm and depth hoar commonly seen in the bottom 30cm.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15 cm of new snow in the Columbia Icefields area overlies a highly variable snowpack. Moderate westerly ridge top winds are redistributing snow and wind slabs continue to develop on north through east aspects.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Close to 20cm of new snow overnight bringing recent storm snow to 45cm overtop the widespread Jan 15 surface hoar layer and crust on solar aspects. Expecting wind effected snow at higher elevations. The Dec 17 surface hoar layer is down 90-130cm overlying a crust below 2100m. The Nov 9 crust is a basal layer at the bottom of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of storm snow with strong SW wind has created windslabs up to 40cm thick in alpine lee areas over the weekend. Today, in Rowe Cr. forecasters found the new snow bonding to the Jan 16th surface and no results with snowpack tests. Although it appears the new windslabs are less touchy, use a cautious approach where they are present.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15 to 25cm of recent snow with west winds has created slabs on facets, surface hoar, sun crust on steep South slopes and hard windslabs along ridge crests Treeline and above. The Dec 18 surface hoar layer is down 50 to 60 cm. This layer is very prominent and has been producing moderate test results and whumpfing on past field trips. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains fundamentally weak, with a combination of windslab, surface hoar and basal facets all causing concern in different types of terrain. Snowpack tests continue to produce moderate, sudden results on the Dec 18 layer down 40 cm from the surface.  Human triggering is likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A highly variable snowpack exists throughout the forecasting region. Moderate westerly ridge top winds are redistributing snow and creating wind slabs on north through east aspects.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45cm of storm snow overlies the January 15 surface hoar layer and on steep due south terrain a sun crust. Strong south through west winds have redistributed the storm snow onto alpine lee slopes and ridges. Wind effect has caused surface slabs and heavy skiing. The December 17 surface hoar layer is down 80-130cm sitting on a crust below 2100m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of storm snow with strong SW wind has created windslabs up to 40cm thick in alpine lee areas over the weekend. Today, in Rowe Cr. forecasters found the new snow bonding to the Jan 16th surface and no results with snowpack tests. Although it appears the new windslabs are less touchy, use a cautious approach where they are present.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack in the Emerald Lake and Mt Field area is about 130cm deep, with the main weakness being the Dec 18 surface hoar down 50 cm. This layer continues to produce moderate results, but the layer is not found in all areas.  We suspect some bonding is occurring with this layer, but remain careful. Windslabs exist in open, alpine areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains fundamentally weak, with a combination of windslab, surface hoar and basal facets all causing concern in different types of terrain. Snowpack tests continue to produce moderate to hard sudden results on the basal weakness/ Dec. 18th interface which has become one and the same in many areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A highly variable snowpack exists throughout the forecasting region. Moderate westerly ridge top winds are redistributing snow and creating wind slabs on north through east aspects. Maligne slabs are mostly clear. Roadside rock slabs have 10cm snow and have been snowballing.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">78cm fell over 5 days, settling into a 60cm lab over the Jan 15 SH. This slab will be deeper in lee features where it has been windloaded by moderate S winds. This surface hoar was widespread, observed well into the alpine and on solar aspects sits on a sun crust. The December 17 surface hoar layer is down 100-150cm sitting on a crust below 2100m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack in the Emerald Lake and Mt Field area is about 130cm deep, with the main weakness being the Dec 18 surface hoar down 50 cm. This layer continues to produce moderate to hard results, but the layer is not found in all areas. We suspect some bonding is occurring with this layer, but remain careful. Buried windslabs exist in alpine areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains fundamentally weak, with a combination of windslab, surface hoar and basal facets all causing concern in different types of terrain. Snowpack tests continue to produce moderate to hard sudden results on the basal weakness/ Dec. 18th interface which has become one and the same in many areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A highly variable snowpack exists throughout the forecasting region. Steady strong SW winds have scoured open slopes in the alpine and redistributed that snow lower on the lee aspects. Warming temperatures combined with periodic sun through the clouds could start small slides in the rocks which may step down when they hit a more open slope below.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 60cm slab sits on the Jan 15 surface hoar. It will be deeper in lee features where loaded by south winds. The Jan 15 was widespread, largest at treeline, and on solar aspects sits on a sun crust. Tests indicate it is likely to be triggered (CTE SC) and propagate (PST 29/100 end). The Dec 17 surface hoar is down 100-150cm and stubbornly reactive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">The little bit of snow from the weekend has been stripped from SW slopes by strong SW winds also built slabs on lee slopes. These are sitting on temp/sun crusts, old wind slabs or facets with surface hoar in sheltered locations. Surface slabs were very reactive in tests at Forum but shears 40cm down on pervious slabs failed with only hard results.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack in the Emerald Lake and Mt Field area is about 130cm deep, with the main weakness being the Dec 18 surface hoar down 50 cm. This layer continues to produce moderate to hard results, but the layer is not found in all areas. We suspect some bonding is occurring with this layer, but remain careful. Buried windslabs exist in alpine areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains fundamentally weak. Snowpack tests continue to produce moderate to hard sudden results on the Dec. 18th interface/basal weakness which has become one and the same in most areas with less than 1m of snow. New snow, warming temperatures and strong W winds will create more of a surface slab over the next few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 2000ms will see an infusion of rain and/or wet snow. With a highly variable snowpack in the region, expect this to overload lingering instabilities like the Dec 20 interface, down 15 to 40cm. Scoured open slopes in the alpine will likely stay scoured as these systems move through. Sheltered areas may see up to 20cm accumulation. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 60cm slab sits on the Jan 15 surface hoar. It will be deeper in lee features where loaded by south winds. The Jan 15 was widespread, largest at treeline, and on solar aspects sits on a sun crust. Snowpack stability tests indicate it is likely to be triggered and propagate. The Dec 17 surface hoar is down 100-150cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs exist in alpine areas. The snowpack in the Emerald Lake and Mt Field area is about 130cm deep, with the main weakness being the Dec 18 surface hoar down 50cm. This layer continues to produce moderate to hard results, but the layer is not found in all areas. We suspect some bonding is occurring with this layer, but remain careful.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Snowpack tests continue to produce moderate to hard sudden results on the Dec. 18th interface/basal weakness which has become one and the same in most areas with less than 1m of snow. New snow (5-10cm in Banff area, 15cm at Sunshine, 15-20cm in Lake Louise), warming temperatures and strong W winds are creating wind slabs in lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 2000ms will see an infusion of rain and/or wet snow. With a highly variable snowpack in the region, expect this to overload lingering instabilities like the Dec 20 interface, down 15 to 40cm. Scoured open slopes in the alpine will likely stay scoured as these systems move through. Sheltered areas may see up to 20cm accumulation. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40cm of new snow in the past 24 hours. Expect significant loading on lee slopes from strong southerly winds overnight. The Jan 15 surface hoar is buried 80-100cm and recent snowpack stability tests indicate it is likely to be triggered and propagate. The Dec 17 surface hoar/ crust complex is down 130-180cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-30+ cm of snow over the last 24 hours and strong W winds are creating wind slabs at treeline and above. The snowpack in the Emerald Lake and Mt. Field area is about 130-160cm deep, with the main weakness being the Dec 18 surface hoar down 50-70cm. This layer continues to produce moderate to hard results, but the layer is not found in all areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong to extreme SW winds creating wind slabs in open areas above tree line and intense wind transport at ridge tops. Moist snow to ridge top on solar aspects and on all aspects below tree line. Becoming isothermal in shallow low elevation snow pack areas. Dec 18th and basal facets failing naturally and producing avalanches up size 2.5 today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 2500ms have seen an infusion of rain and/or wet snow. Below treeline, especially in shallow areas, isothermic conditions are breaking down support in the snowpack. With a such a highly variable snowpack in the region, expect these conditions to overload lingering instabilities like the Dec 20 interface, down 15 to 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45cm of recent storm snow with up to 11mm of rain overtop below 2000m so far. The Jan 15 surface hoar is buried 60-90cm and recent snowpack stability tests indicate it is likely to be triggered and propagate. The Dec 17 surface hoar/ crust complex is down 130-180cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A strong chinook has brought light amounts of rain, strong winds, and very warm temperatures to the divide and created crusts to around 19000m. Clear skies allowed a strong solar input Saturday creating loose snow avalanches and strong crusts on steep south slopes.  TL and above prominent windslabs  have formed on N and E lee features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong to extreme SW winds creating wind slabs in open areas above tree line and intense wind transport at ridge tops. Moist snow to ridge top on solar aspects and on all aspects below tree line. Dec 18th surface hoar failing naturally in some locations and producing avalanches up size 2.5 today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures are having a dramatic effect on the snowpack. Below 2000m the snowpack is wet and isothermal in many areas, particularly on sun exposed terrain and around rocks. Above 2000m moist snow has been blown to smithereens by yesterdays wind and deep, drifted windslabs can be expected in alpine areas. The snowpack is in a very weak state.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 2500m, the has been an infusion of rain and/or wet snow.&nbsp; At treeline, the heavier snow sits over a persistent weak layer. Below treeline,&nbsp; isothermic conditions exist. With a such a highly variable snowpack in the region, expect these conditions to overload lingering instabilities and go to ground in some locations.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Expect springlike conditions. The top 20-40cm of snow is moist to wet. Up to 15mm of rain in the last two days has added to the load above the Jan15 weak layer down 60-90cm.   The Dec 17 surface hoar/ crust complex is down 130-180cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures are having a dramatic effect on the snowpack. Below 2000m the snowpack is wet and isothermal in many areas, particularly on sun exposed terrain and around rocks. Above 2000m moist snow has been blown to smithereens by yesterdays wind and deep windslabs can be expected in alpine areas with the Dec 18 surface hoar still a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very strong westerly winds have seriously blasted the region. Wind pressed snow and wind slabs in lee terrain can be expected in the alpine. On Tuesday the snowpack was isothermal below treeline in many areas, but we expect this condition to improve with forecasted cooler temperatures on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past 24 hours precipitation has fallen as rain below 2,400m. At treeline, the heavier snow sits over a persistent weak layer dating to Dec 20th. Below treeline, isothermic conditions exist. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 15mm of rain over two days made the top 20-40cm of snow is moist with a weak surface crust forming overnight. The Jan15 surface hoar layer is down 60-90cm is becoming more stubborn to trigger but is still likely to propagate. The Dec 17 surface hoar/ crust complex is down 130-180cm and is still reactive in snowpack tests. Cornices grew large.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very strong westerly winds have seriously blasted the region. Wind pressed snow and wind slabs in lee terrain can be expected in the alpine. On Tuesday the snowpack was isothermal below treeline in many areas, but we expect this condition to improve with forecasted cooler temperatures on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very strong westerly winds have seriously blasted the region. Wind pressed snow in lee terrain can be expected at treeline and above. A crust up to 2500m (higher on solar aspects) can be found in all areas. A field trip to Lake Ohara and a snow study flight E of the divide found moderate compression results on the basal depth hoar at treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is a melt freeze crust at treeline to valley bottom.  The crust weakens into treeline.  In the alpine, heavier snow sits over a persistent weak layer dating to Dec 20th. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light dusting overnight on breakable crust over moist snow to ~2400m. Above 2400m snow is heavily wind affected. The Jan15 surface hoar layer is down 60-90cm is becoming more stubborn to trigger but is still likely to propagate. The Dec 17 surface hoar/ crust complex is down 130-180cm and is still reactive in snowpack tests. Cornices grew large.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very strong westerly winds have seriously blasted the region. Wind pressed snow in lee terrain can be expected at treeline and above. A crust up to 2500m (higher on solar aspects) can be found in all areas. The Dec18th surface hoar/facet/crust interface can be found down 50-70 cm at treeline. This layer will be less reactive with the cooler temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">After a period of very warm weather, the return to colder weather has improved the stability of the snowpack. A very weak base still exists, and moderate compression tests (sudden collapse) failing in depth hoar 25 cm above the ground are being observed in many locations across the parks. We remain cautious of large, open slopes above treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent warm temperatures and rain followed by cooler temps have produced a widespread crust up to 2400 on all aspects. Above this, previous wind affected surfaces in exposed areas and wind slabs on lee aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A breakable crust over moist to dry snow up to ~2400m. Above 2400m snow is heavily wind affected. The Jan15 surface hoar layer down 60-90cm is becoming more stubborn to trigger but is still likely to propagate. The Dec 17 surface hoar/ crust complex is down 130-180cm and is still reactive in snowpack tests. Large cornices have formed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 5 to 15cm thick crust exists on solar aspects to ridgetop. On shaded aspects a 1cm temperature crust is found at 2200m and the snow remained dry at 2500m. Concern for both thin windslabs and the Dec facets and crust layer remains TL and above on shaded aspects with technicians finding sudden shears down 40 to 80cm on the Dec layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">After a period of warm weather, the return to colder temperatures has improved the stability of the snowpack, particularly at treeline and below where strong melt-freeze crusts now dominate. In isolated areas we expect the Dec 18 surface hoar layer to remain, but triggering is unlikely. Recent winds have blasted the terrain at higher elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weekend's big warming of the snowpack and the recent freezing has strengthened the upper and mid section of the snowpack. However, it is important to remember that n the shallower eastern regions of the continental divide the snow pack still has rotten basal facets so caution is still advised when considering more aggressive terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent warm temperatures and rain followed by cooler temps have produced a widespread crust up to 2400m on all aspects. Above this, previous wind affected surfaces in exposed areas and wind slabs on lee aspects. We received 5-10cm of new snow today with minimal wind below treeline, but gusting to 50km/h in the alpine and loading North East aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A surface curst is breakable over dry snow up to 2400m. Outflow winds have created grabby surface conditions in the alpine.  The Jan15 surface hoar layer down 60-90cm is becoming more stubborn to trigger. The Dec 17 surface hoar/ crust complex is down 130-180cm. Large isolated cornices have formed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">After a period of warm weather, the return to colder temperatures has improved the stability of the snowpack, particularly at treeline and below where strong melt-freeze crusts now dominate. In isolated areas we expect the Dec 18 surface hoar layer to remain, but triggering is unlikely. Recent winds have blasted the terrain at higher elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15cm low density snow in the last 24hours. Isolated soft slabs 15-30cm thick and of little consequence found in alpine regions today(Cirque Peak, Bow Peak ).The Jan.30 crust formed last week can be found up to 2300m(higher on solar aspects). Basal depth hoar is still a major layer in the region, and is giving moderate to hard compression results.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent warm temperatures and rain followed by cooler temps have produced a widespread crust up to 2400m on all aspects. Above this, previous wind affected surfaces in exposed areas and wind slabs on lee aspects. 15-20 cm of storm snow is now sitting over this crust and has blown into wind slabs at tree line and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20 cm of snow with mostly light south winds overnight has buried the January 30 crust which can be found up to 2400m. Surface hoar was found on the crust and just below it the snow has become weak and faceted. The Jan15 surface hoar layer down 60-90cm and is more stubborn to trigger. The Dec 17 surface hoar/ crust complex is down 130-180cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15cm of low density snow in the last 24 hours. The Jan 30 melt/freeze crust can be found up to 2300m (higher on solar aspects). In isolated areas we expect the Dec. 18 surface hoar layer down approximately 50-70cm to remain, but triggering is unlikely.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15cm low density snow now sit on the Jan 30 crust at 2300m and higher. Isolated soft slabs 15-30cm thick and of little consequence can still be found in the alpine.  Basal depth hoar is still a layer of concern in the region, and is giving moderate to hard compression results.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weeks's warm temperatures and rain followed by cooler temps have produced a widespread crust up to 2400m on all aspects. Higher elevations are characterized by previous wind affected surfaces in exposed areas and wind slabs on lee aspects. 15-20 cm of storm snow is now sitting over this crust and this will increase throughout the storm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20 cm of snow overlies the Jan 30 crust which can be found up to 2200m. Surface hoar was found on the crust and facetting has been occurring underneath it. Above 2200m firm wind pressed snow is found 20cm down. The Jan 15 surface hoar layer is down 60-90cm. The Dec 17 surface hoar/ crust complex is down 130-180cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm of low density snow in the last 48 hours. The Jan 30 melt/freeze crust can be found up to 2300m (higher on solar aspects). In isolated areas we expect the Dec. 18 surface hoar layer down approximately 50-70cm to remain, but triggering is unlikely. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-25 cm low density snow now sit on the Jan 30 crust. The dominant feature of the last 24-hours has been light winds and cold, dry snow with minimal windslab formation, but we expect isolated pockets of soft slab above 2300 m. The very weak base of depth hoar continues to dominate the region, with moderate compression test 25 cm above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weeks's warm temperatures and rain resulted in a widespread crust up to 2400m on all aspects. Higher elevations have wind affected surfaces in exposed areas and wind slabs on lee aspects. 15-20 cm of storm snow has accumulated over either crust or wind hammered snow. The snowpack is resting on weak basal facets that are 15cm-25cm deep.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Jan 30 surface hoar/crust layer is down 30-35cm below recent storm snow. The crust reaches to 2200m above which it becomes firm wind pressed snow. The Jan 15 surface hoar layer is down 60-100cm. The Dec 17 surface hoar/ crust complex is down 140-190cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">West winds have created new windslabs above the Jan 31 crusts that extend nearly every where except on shaded aspects above 2300m. Above 2000m on the shaded aspects concern for the Dec facets and crust layer remains with technicians still finding sudden shears down 40 to 80cm. Hard crusts are the dominant travel condition: bring your ski crampons!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35 cm of low density storm snow has fallen at 2500 m over the last few days, with minimal to no wind effect. 20 cm in the valley bottom. This new snow sits upon a melt-freeze crust until 2200 m. Shears exist within the new snow, and there is a tremendous amount of new snow available to blow into windslabs. So far the wind has been light . . .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-25 cm low density snow now sits on the Jan 30th crust. SW winds picked up overnight and created windslabs at higher elevations and in typically wind exposed areas. These are mostly small and confined to immediate lees. The very weak base of depth hoar continues to dominate the region, with moderate compression tests 25 cm above the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last weeks's warm temperatures and rain resulted in a crust up to 2100m on all aspects. Higher elevations have wind affected surfaces in exposed areas and wind slabs on lee aspects. More snow has fallen in the northern part of the forecast area in the last 24 hours than in the south.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upwards of 40cm of storm snow sits on top of the Jan 30 surface hoar/crust layer.  Expect to find the Jan 30 crust up to 2200m with firm, wind pressed snow at higher elevations.  Jan 15 surface hoar layer is down 70-110cm and the December 17 is down 140-190 cm.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">West winds have created new windslabs above the Jan 31 crusts that extend nearly every where except on shaded aspects above 2300m. Above 2000m on the shaded aspects concern for the Dec facets and crust layer remains with technicians still finding sudden shears down 40 to 80cm. Hard crusts are the dominant travel condition: bring your ski crampons!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40 cm of low density storm snow has fallen at 2500 m over the last few days, with minimal to no wind effect. 20 cm in the valley bottom. This new snow sits upon a melt-freeze crust until 2200 m. Shears exist within the new snow, and there is a tremendous amount of new snow available to blow into windslabs. So far the wind has been light . . .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">35-50 cm of recent storm snow sits on a crust from January 30, and in isolated locations (east of the divide) has been blown into windslabs. Over the next few days, as the next storm begins to add load, this bond to the Jan 30 interface will be critical. Expect windslabs by Thursday, with human triggered and natural avalanches likely by Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar developed overnight. 5-20cm of new snow sits on the rain crust that formed last week.  The rain crust can be found on all aspects up to 2100m. Wind slabs can be found on lee aspects and cross loaded features in the alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-50cm sits on the Jan 30 surface hoar/crust layer. Expect to find the Jan 30 crust up to 2200m. Snowpack tests indicate that the storm slab may bond poorly to the crust, which acts as a smooth bed surface. Jan 15 surface hoar layer is down 70-110cm and the December 17 is down 140-190 cm. Windloading will increase slab properties in lee areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40-60 cm of recent storm snow sits on a crust from January 30, and in isolated locations has been blown into windslabs. Over the next few days, as the next storm begins to add load, this bond to the Jan 30 interface will be critical. Expect windslabs by Thursday, with human triggered and natural avalanches likely by Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25-50cm of recent storm snow sits on a crust from January 30, which exists up to 2300m on all aspects (higher on solar aspects). In isolated locations this has been blown into soft slabs.Over the next two days this bond to the Jan. 30 interface will be critical. The basal depth hoar, facet layer may also be &quot;woken up&quot; with the additional load.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With the first input of new snow we likely will find areas of new buried surface hoar. That is sitting on a further 15cm over the Jan rain crust found on all aspects up to 2100m. Wind slabs forming on lee aspects, cross loaded features and open areas.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Jan 30 surface hoar/crust layer, which exists up to 2200m, is down 30-50cm. Snowpack tests indicate that the storm slab may bond poorly to the crust, which acts as a smooth bed surface. Windloading will increase slab properties in lee areas. Jan 15 surface hoar layer is down 70-110cm and tests indicate it is still reactive in some areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain below 1900m. Steady snowfall Thursday built a 10-15cm storm slab above the Jan 31 crusts (that extend everywhere except shaded aspects above 2300m) while gusty SW winds blow this new snow into slabs 40cm thick in lee TL and ALP features. Above 2000m on the shaded aspects concern for the Dec facets and crust layer down 40 to 80cm remain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of recent storm snow sits on the Jan 30 interface(consists of a 1-2cm ice crust up to 1800m). Test results today at 1500 and 1900m on Mt. Field found inconsistent shears on that interface. Over the next 2 days, as the next storm continues to add load, this bond to the Jan 30 interface and within the storm snow will be critical.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45 - 70 cm of recent storm overlies a crust from January 30th. The recent heavy precipitation, wind and warmer temperatures have created storm slabs which will put an enormous amount of stress on the January 30th crust interface. The basal facets from Nov 6th could reemerge in step down events with this huge stress to the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40 to 60 cm of storm snow has fallen with rain at lower elevations.  This new snow is sitting on surface hoar and/or Jan rain crust. Strong S winds are forming slabs on all lee aspects, cross loaded features and open areas.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Jan 30 surface hoar/crust layer, which exists up to 2200m, is down 30-70cm, depth will depend on elevation The upper snowpack will be moist or wet to above 2000m. Jan 15 surface hoar layer is down 70-110cm and tests indicate it is still reactive in some areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45-70cm of recent storm snow sits on a crust from Jan 30 which exists up to 2300m on all aspects (higher on solar aspects).This crust interface will be a layer of failure with the new load of up to 30 cms in the last 24 hours. This large stress to the snowpack may cause the Nov 6th facets problem to re-emerge in shallow snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45 - 70 cm of recent storm overlies a crust from January 30th. The recent heavy precipitation, wind and warmer temperatures have created storm slabs which will put an enormous amount of stress on the January 30th crust interface. The basal facets from Nov 6th could reemerge in step down events with this huge stress to the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Huge variation in the snowpack across the forecast region!! The Icefields Area received a whopping 40 to 60 cm overnight while areas to the north received much less.  Sensitive storm slab can be found on all aspects at treeline and above.  Rain and freezing rain fell below treeline in most areas.  </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Intense rain in the last 36hrs has left the upper snowpack moist or wet to around 2100m. The Jan 30 surface hoar/crust layer, which exists up to 2200m, is down 30-70cm, depth will depend on elevation. Jan 15 surface hoar layer is down 70-110cm and was reactive in artillery highway avalanche control.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45-70cm of recent storm snow sits on a crust from Jan 30 which exists up to 2300m on all aspects (higher on solar aspects).This crust interface will be a layer of failure with 20cm of additional loading in the last 24 hours. This large stress to the snowpack may cause the Nov 6th facets problem to re-emerge in shallow snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45 - 70 cm of recent storm overlies a crust from January 30th. The recent heavy precipitation, wind and warmer temperatures have created storm slabs which will put an enormous amount of stress on the January 30th crust interface. Isothermal conditions exist at treeline and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Huge variation in the snowpack across the forecast region!! The Icefields Area received around 1 meter of snow since Friday while areas to the north received much less. Sensitive storm slab can be found on all aspects at treeline and above. Rain and freezing rain fell below treeline in most areas. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Intense rain in the last three days has left the upper snowpack moist or wet to around 2100m. Above 1900m there is 70-80cm of heavy storm snow. The Jan 30 surface hoar/crust layer, up to 2200m, is down 50-90cm and depth will depend on elevation. Jan 15 surface hoar layer is down 100-150cm and was reactive in artillery highway avalanche control.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60-90 cm of recent storm overlies a crust from January 30th. The recent heavy precipitation, wind and warmer temperatures have created storm slabs which will put an enormous amount of stress on the January 30th crust interface. Isothermal conditions exist at treeline and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45 - 70 cm of recent storm overlies a crust from January 30th. The recent heavy precipitation, and warmer temperatures have created very touchy storm slabs over top of the January 30th crust interface.  Despite a weak freeze last night isothermal conditions persist at treeline and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Huge variation in the snowpack across the forecast region!! The Icefields Area received around 1 meter of snow since Friday while areas to the north received much less. Sensitive storm slab sitting of Jan 29 rain crust on all aspects at treeline and above. Trace to 5 cm new snow sitting on rain crust below treeline in most areas. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm of new snow over a varied snowpack depending on elevation. Moist snow in the upper 20cm at 2000m. Moisture content reaches deeper below 1600m. There has been up to 1m of settled storm snow over the Jan 30 layer. This layer formed a crust to 2200m with spotty surface hoar distribution. Jan 15 surface hoar layer is down 100-150cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of snow fell with strong SW winds on the Jan 31 crusts above 2000m with the last storm. Rain has created surface crusts below 2200m and the entire snowpack remains moist with warm temps allowing only poor recovery. The Dec 13 layer down about 1m average is still a concern in high shaded terrain where there are no strong crusts above it. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60-90 cm of recent storm overlies a crust from January 30th. The recent heavy precipitation, wind and warmer temperatures have created storm slabs which will put an enormous amount of stress on the January 30th crust interface. Isothermal conditions exist at treeline and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45 - 70 cm of recent storm overlies a crust from January 30th. The recent heavy precipitation, and warmer temperatures have created very touchy storm slabs over top of the January 30th crust interface. Despite a weak freeze last night isothermal conditions persist at treeline and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Huge variation in the snowpack across the forecast region. The Icefields Area snowpack is getting small inputs overnight to add to the storm snow from the weekend and is settling out with some transport at ridgetop. There is a variable storm slab sitting over the Jan 29 rain crust on all aspects at treeline and above. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm of dry snow has buried moist snow from the weekends rain. 140cm have fallen since Feb 1 and settled to ~1m of settled storm snow over the Jan 30 layer. This layer formed a crust to 2200m with spotty surface hoar distribution. Jan 15 surface hoar layer is down 100-150cm and continues to be reactive in tests.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60-90 cm of recent storm overlies a crust from January 30th. The recent heavy precipitation, wind and warmer temperatures have created storm slabs which will put an enormous amount of stress on the January 30th crust interface. Isothermal conditions exist at treeline and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45-70 cm of recent storm overlies a crust from January 30th. The recent precipitation and warmer temperatures have created touchy storm slabs and wind slabs over top of the Jan. 30th interface. The basal facet/depth hoar layers are still active in shallow snowpack areas. A weak freeze below treeline is barely holding isothermal conditions at bay.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is a wide variation in the snowpack across the forecast region.  In the Icefields Area, there is significant snow available for transport.  SW winds will be forming wind slabs below ridge lines and along gulley features. Up to 1 meter of storm slab is sitting over the Jan 29 rain crust on all aspects at treeline and above. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm of snow has buried moist snow from the weekends rain. 140cm have fallen since Feb 1 and settled to ~1m of settled storm snow over the Jan 30 layer. This layer formed a crust to 2200m with spotty surface hoar distribution. Jan 15 surface hoar layer is down 100-150cm and continues to be reactive in tests.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60-90 cm of recent storm snow overlies a crust. The recent heavy precipitation, wind and warmer temperatures created storm slabs which continue to stress the January 30th crust interface. Isothermal conditions can be encountered below treeline under a varying crust. Winslabs are common in exposed areas at treeline and in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45-70 cm of storm snow overlies either a rain crust or facets from January 30th. This snow combined with warm temperatures has created storm and wind slabs overlying the Jan. 30th interface. The basal facet/depth hoar layers are still active in shallow snowpack areas. Little recovery overnight created isothermal conditions below 1800m today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is a wide variation in the snowpack across the forecast region. Continuing moderate to strong SW winds in the Icefields area are forming wind slabs on lee slopes. Last week's snow is now a persistent slab 50-80 cm thick. This slab is sitting over the Jan 29 rain crust on all aspects at treeline and above. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of moist snow sits on top of 1m of settled storm snow over the Jan 30 layer. This layer formed a crust to 2200m with spotty surface hoar distribution. Jan 15 surface hoar layer is down 100-150cm and continues to be reactive in tests.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Above 2000m 5 to 10cm and thin windslabs cap the 50 to 80 cm slab above the Jan 31 crust. Rain has created surface crusts below 2000m and the entire snowpack remains moist with warm temps allowing poor recovery below 1900m. The Dec 13 layer down about 1m average is still a concern in high shaded terrain where there are no strong crusts above it. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45-70 cm of storm snow above 2000m overlies either a rain crust or facets from January 30th. This snow combined with warm temperatures has created storm and wind slabs. Lower elevation ski conditions are abysmal with little recovery overnight creating isothermal conditions below 1800m today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60 to 100 cm of stiff new snow slab and windslabs, in the alpine and at treeline, overlies an old weak snowpack that is a mixture of facets, crusts and depth hoar. Propagation of weak layers can be very wide. Below treeline, poor overnight recovery and a recent warm spell, create poor snow cohesion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Continuing moderate to strong SW winds in the Icefields area. These are perfect transport speeds, combined with a heavier moist snowpack and a steady input of rain or wet snow has created dangerous soft slab conditions through the forecast area. This slab is sitting over multiple touchy interfaces on all aspects and elevations. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moist surface snow is expected to 2500m today as freezing levels climb. 1m of settled storm snow over the Jan 30 layer. This layer formed a crust to 2200m with spotty surface hoar distribution. Jan 15 surface hoar layer is down 100-150cm and continues to be reactive in tests. Isothermal snow at lower elevations makes for challenging skiing. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60 to 100 cm of stiff new snow slab and windslabs, in the alpine and at treeline, overlies an old weak snowpack that is a mixture of facets, crusts and depth hoar. Propagation of weak layers can be very wide. Below treeline, poor overnight recovery and a recent warm spell, create poor snow cohesion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm new snow up Hwy. 93N with drizzle and rain in other regions Saturday morning. 60-70cm of well settled snow from recent balmy temperatures sits over weaker facets and depth hoar in the bottom portions of the snowpack. A </span><a href="https://www.facebook.com/video.php?v=789993607717297&amp;set=vb.145133538869977&amp;type=2&amp;theater" target="_blank"><span class="s_9255B882">snow pit </span></a><span class="s_AA239A9B">done at 2350m on Cirque peak demonstrates the snowpack layering common throughout the forecast region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Heavy rain that changed to snow overnight has created a saturated snowpack extending into tree line.  Limited overnight freeze created a weak melt freeze crust that broke down quickly with daytime heating and solar radiation.  At higher elevations, a 40-80 cm deep persistent slab is sitting over multiple touchy interfaces on all aspects. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">11mm of rain overnight and freezing levels to 1900m have further saturated an already moist upper snowpack below tree line. 15cm of new snow in the alpine. The Jan 30 crust layer is down ~1m which formed a crust to 2200m with spotty surface hoar distribution. Jan 15 surface hoar layer is down 100-150cm. The mid and lower snowpack is well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60-80 cm settled storm snow at treeline and above overlies a generally settled snowpack. Some snow pits have found facets at this interface. Recent wind slabs have formed on many different aspects at higher elevations. Isothermal snow exists below 2000m. Cooler temperatures Sunday will help overnight crust formation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some wind effect in open areas above tree line. Temperature crust present below 1800m. 60-70cm of well settled snow from recent storms and warm temperatures sits over weak facets and depth hoar at the bottom of the snowpack. A </span><a href="https://www.facebook.com/video.php?v=789993607717297&amp;set=vb.145133538869977&amp;type=2&amp;theater" target="_blank"><span class="s_9255B882">snow pit </span></a><span class="s_AA239A9B">done at 2350m near Cirque Peak on Saturday demonstrates the snowpack layering common in the forecast region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Whistler and Portal Creek are open on Monday but tourers should be mindful that this area has seen no ski traffic and only limited field observations. Given the complexity of the snowpack and the occurrence of some very large avalanches, back-country travelers are advised to be conservative in their choice of terrain throughout the forecast area. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The moist upper snowpack that we had grown so used to has finally begun to freeze. Expect crusty surface conditions and moist snow beneath it to ~2000m and settling storm snow in the alpine. The Jan 30 crust layer is down ~1-1.25m which formed a crust to 2200m. Jan 15 surface hoar layer is down ~1-1.5m. The mid and lower snowpack is well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent wind slabs have formed on many different aspects at higher elevations. 60-80 cm of settled storm snow at treeline and above overlies a generally settled snowpack. Some snow pits have found facets at this storm snow interface. Isothermal snow exists at low elevations. Cooler temperatures will help with overnight crust formation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some wind effect in open areas above tree line. Temperature crust present below 1800m. 60-70cm of well settled snow from recent storms and warm temperatures sits over weak facets and depth hoar at the bottom of the snowpack. A </span><a href="https://www.facebook.com/video.php?v=789993607717297&amp;set=vb.145133538869977&amp;type=2&amp;theater" target="_blank"><span class="s_9255B882">snow pit</span></a><span class="s_AA239A9B"> done at 2350m near Cirque Peak on Saturday demonstrates the snowpack layering common in the forecast region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50cm of more settled snow and several different crusts to near treeline elevations provide a lot of support and good travel in the upper snowpack. These firmer upper layers are resting on 50-75cm of weak, poorly bonded faceted snow crystals. Large triggers like small avalanches or cornice drops will easily collapse the upper bridging layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15cm of light snow overtop the Feb 14 crust. Crust was observed to be 9cm thick in a profile above the Asulkan Hut at 2200m. The Jan 30 crust layer is down ~1-1.25m which formed a crust to 2200m. Jan 15 surface hoar layer is down ~1-1.5m. The mid and lower snowpack is well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of snow that fell over the weekend sits on rain and temperature crusts to 2000m and thin solar crusts to mountain top. Below this old windslabs cap the 50 to 80 cm slab that seems well bonded to the Jan 31 crust. The Mid-December layer down about 1m average is still a concern in high shaded terrain where there are no strong crusts above it. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Above 2000m, soft wind slabs have formed on many different aspects. 60-80 cm of settled storm snow at treeline and above overlies a generally settled snowpack. Some snow pits have found facets at this storm snow interface. Below 1800m a breakable surface crust exists on all aspects which becomes supportive and stronger at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some wind effect in open areas above tree line. Temperature crust present below 1800m. 60-70cm of well settled snow from recent storms and warm temperatures sits over weak facets and depth hoar at the bottom of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50cm of more settled snow and several different crusts to near tree line elevations provide a lot of support and good travel in the upper snowpack. These firmer upper layers are resting on 50-75cm of weak, poorly bonded faceted snow crystals. Large loads like surface slides or cornice collapses could possibly trigger the upper snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15cm of light snow, wind effected in open areas, overtop the Feb 14 crust above 1700m. Crust was observed to be ~10cm thick to 2200m. The Jan 30 crust layer is down ~1-1.25m which formed a crust to 2200m. Jan 15 surface hoar layer is down ~1-1.5m. The mid and lower snowpack is well settled. Nov 9 basal crust layer still present in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Above 2000m, soft wind slabs have formed on many different aspects. 60-80 cm of settled storm snow at treeline and above overlies a generally settled snowpack. Some snow pits have found facets at this storm snow interface. Below 1800m a breakable surface crust exists on all aspects which becomes supportive and stronger at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some wind effect in open areas above tree line. Temperature crust present below 1800m. 60-70cm of well settled snow from recent storms and warm temperatures sits over weak facets and depth hoar at the bottom of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar continues to grow at all elevations.  Up to 50cm of settled snow overlies a variety of crusts and provides good travel.  These firmer upper layers are resting on 50-75cm of weak, poorly bonded faceted snow crystals. Cornice drops and step downs could trigger large avalanches in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Above 1700m 5-15cm of light snow sits on the Feb 14 crust, which is supportive to ~1900m. The Jan 30 crust layer is down ~1-1.25m is becoming more stubborn to trigger. Jan 15 surface hoar down ~1-1.5m gives sudden test results in isolated areas. The mid and lower snowpack is well settled. Nov 9 basal crust layer still present in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some wind effect in open areas above tree line. Temperature crust present below 1800m. 60-70cm of well settled snow from recent storms and warm temperatures sits over weak facets and depth hoar at the bottom of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Feb 13th rain crust lies underneath a melt-freeze crust up to 2000m elevation. The melt-freeze crust goes up to 2200m.&nbsp; A mixture of rounded and facetted layers are sandwiched between these upper layers and the weak depth hoar/ facets prevalent in the lower snowpack down to ground. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very challenging travel and ski conditions exist below 1900m. Above 1700m 5-15cm of snow sits on the Feb 14 crust, which exists to ~2200m. Steep solar aspects have a sun crust. Persistent weak layers between 1m to 1.5m are stubborn to trigger but give sudden test results in isolated areas. The mid and lower snowpack is well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"><br />Thin new windslabs now sit on the Feb 14 temperature crust that exists to 2300m and thin solar crusts to mountain top. Below this old windslabs cap the 50 to 80 cm slab that seems well bonded to the Jan 31 crust. The Mid-December layer that is down over 1m  in most deep areas remains a concern in high shaded terrain presenting a shallow snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is variable by aspect and elevation. Deep facetted weaknesses are still common. Westerly aspects have been wind-hammered and lee (east) aspects near ridge crests should be suspect. From treeline down, breakable melt-freeze crust transitions to bullet proof melt-freeze crust. Nasty.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The upper and mid sections of the snowpack continues to settle out and with exception of the Little Yoho, much of the rest of the Rockies snowpack still has the basal facet and depth hoar weaknesses component intact. Temperature crust present below 2000 meters northerly aspects and solar crusts are present to higher elevations and steeper slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Feb 13th rain crust lies underneath a melt-freeze crust up to 2000m elevation. The melt-freeze crust goes up to 2200m. A mixture of rounded and facetted layers are sandwiched between these upper layers and the weak depth hoar/ facets prevalent in the lower snowpack down to ground. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Difficult travel and ski conditions below 1900m where a light dusting of new snow sits on a bulletproof crust. Above tree line, 20-25cm of light snow sits over the Feb 14 crust. Persistent weak layers down 1-1.5m are stubborn to trigger. Mid and lower snowpack is well settled. Over night winds likely formed slabs on lee slopes above tree line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is a mix of surfaces and depths. Deep facetted weaknesses may be present in isolated locations at TL and above where the snowpack is exposed to the wind and sun. From treeline down, breakable melt-freeze crust transitions to bullet proof melt-freeze crust. The skiing is rugged below 2100 meters so expect challenging conditions.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled upper snowpack with highly variable depths sits over the ever present weak facets and depth hoar in the bottom half of the snowpack. Colder temperatures have helped the slab bridge over the weaker base. On Saturday, strong to extreme North winds up Hwy 93N formed thin wind slabs in the lees of ridge crests and gully features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light dusting over night. The Feb 13th rain crust lies underneath a melt-freeze crust up to 2000m elevation. The melt-freeze crust goes up to 2200m. A mixture of rounded and facetted layers are sandwiched between these upper layers and the weak depth hoar/ facets prevalent in the lower snowpack down to ground. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Difficult travel and ski conditions below 1900m where a light dusting of new snow sits on a bulletproof crust. Ski Crampons are recommended. Above treeline, 20-25cm of light snow sits over the Valentines Day crust with soft wind slabs forming on all aspects. The mid-pack is well settled. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A generally deeper and well settled snowpack exists in the Little Yoho region compared to East of the divide. There are areas with basal facets in shallow snowpack areas but we have seen little activity on this layer. Below 2000m, breakable melt-freeze crust transitions to bullet proof melt-freeze crust making for rugged skiing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled upper snowpack with highly variable depths sits over the ever present weak facets and depth hoar in the bottom half of the snowpack. Colder temperatures have helped the slab bridge over the weaker base. Expect to find wind slabs in lee areas in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Colder daytime temperatures have locked in the snowpack today. The Feb 13th rain crust lies underneath a melt-freeze crust up to 2000m elevation. The melt-freeze crust goes up to 2200m. A mixture of rounded and facetted layers are sandwiched between these upper layers and the weak depth hoar/ facets prevalent in the lower snowpack down to ground. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 1900m a light dusting of new snow sits on a bulletproof crust. Up to 2200m 15-20cm of light snow sits on the Feb 18 crust/ surface hoar layer. The Feb 14 crust is down 20-25 and is up to 10cm thick. Soft wind slabs on all aspects have formed in exposed areas at treeline and above. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A generally deeper and well settled snowpack exists in the Little Yoho region compared to East of the divide. There are areas with basal facets in shallow snowpack areas but we have seen little activity on this layer. Below 2000m, breakable melt-freeze crust transitions to bullet proof melt-freeze crust making for rugged skiing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled upper snowpack with highly variable depths sits over the ever present weak facets and depth hoar in the bottom half of the snowpack. Colder temperatures have helped the slab bridge over the weaker base. Expect to find wind slabs in lee areas in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Expect a new sun crust on steeper solar aspects up to 2300m with Mondays warm blast of sun. A mixture of rounded and facetted layers are sandwiched between upper layers and the weak depth hoar/ facets prevalent in the lower snowpack down to ground. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 1900m a light dusting of new snow sits on a hard crust. Up to 2200m 15-20cm of light snow sits on the Feb 18 crust/ surface hoar layer. The Feb 14 crust is down 20-25 and is up to 10cm thick. Soft wind slabs have formed on all aspects in exposed areas at treeline and above. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"><br />15cm fell on the weekend and NE and NW winds have redistributed this into windslabs on treeline ridgecrests and more widespread locations in the alpine. Surface crusts can be expected on steep SE through SW slopes. The Mid-December layer that is down over 1m in most deep areas remains a concern in high shaded terrain presenting a shallow snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A generally deeper and well settled snowpack exists in the Little Yoho region compared to East of the divide. There are areas with basal facets in shallow snowpack areas but we have seen little activity on this layer. Below 2000m, breakable melt-freeze crust transitions to bullet proof melt-freeze crust making for rugged skiing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled upper snowpack with highly variable depths sits over the ever present weak facets and depth hoar in the bottom half of the snowpack. Colder temperatures have helped the slab bridge over the weaker base. Expect to find some wind slabs in lee areas in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Expect a new sun crust on steeper solar aspects up to 2300m with Mondays warm blast of sun.  A supportive mid pack consisting of rounded and facetted layers is bridging over the weak depth hoar / facet layers that make up the lower snowpack.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 1900m a few cm's of snow sits on a hard crust. 15-20cm of snow sit on the Feb 18 surface hoar layer, which exists up to 2200m. The Feb 14 crust is down 20-25 and is up to 10cm thick. Variable wind effect, with pockets of thin hard slab, exists in exposed areas at treeline and above. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A textbook Rockies snowpack exists, comprised of weak facets and depth hoar near the base overlain with a 40-60 cm stiff slab of snow. No significant snow over the past few days and a cooling trend has minimized any surface instabilities. Triggering is unlikely except in open, shallow snowpack areas and steep south facing slopes in the afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A sun-crust is present on solar aspects up to 2300m. A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 1900m a few cm's of snow sits on a hard crust. 15-20cm of snow sit on the Feb 18 surface hoar layer, which exists up to 2200m. The Feb 14 crust is down 20-25 and is up to 10cm thick. Variable wind effect, with pockets of thin hard slab, exists in exposed areas at treeline and above. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A generally deeper and well settled snowpack exists in the Little Yoho region compared to East of the divide. There are areas with basal facets in shallow snowpack areas but we have seen little activity on this layer. Below 2000m, breakable melt-freeze crust transitions to bullet proof melt-freeze crust making for rugged skiing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10 cm of loose snow sits on the surface from the last few days in the Bow Summit area, but light winds and a cooling trend has minimized any surface instabilities. The base of the snowpack is weak facets with a 40-60cm stiff snow over top. Triggering is unlikely except in open, shallow snowpack areas and steep south facing slopes in the afternoon</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A sun-crust is present on solar aspects up to 2500m. A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 1900m a few cm's of snow sits on a hard crust. 15-20cm of snow sit on the Feb 18 surface hoar layer, up to 2200m. The Feb 14 crust is down 20-25 and is up to 10cm thick. Variable wind effect with pockets of thin hard slab in exposed areas above treeline. Crust on solar aspects. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent upslope storm left 20-30cm of new snow. Light NW winds with this storm deposited slightly more to unusual slopes. This new snow is sitting on crusts on steep sun facing slopes or old windslabs (again from NW winds) at ridge crests. The Feb 14 crusts is now down 25 to 55cm and carries well below 2000m. In places this crust is very slick.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A generally deeper and well settled snowpack exists in the Little Yoho region compared to East of the divide. There are areas with basal facets in shallow snowpack areas but we have seen little activity on this layer. Below 2000m, breakable melt-freeze crust transitions to bullet proof melt-freeze crust making for rugged skiing.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm's of cold loose snow sits on the surface.  The base of the snowpack is weak facets and depth hoar with a 40-60cm slab of stiff snow over top. Triggering would be difficult but is possible in open, shallow snowpack areas such as ridgetop features, cross-wind affected terrain features or moraines.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A sun-crust is present on solar aspects up to 2500m. A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Above 2300m, 15cm of soft snow sits on a supportive crust. Snow depth on the Illecillewaet Neve is 2.5 to +3m. Bulletproof crust bellow 2000m. Feb 18 surface hoar down 20cm, variable distribution to 2200m. Feb 14 crust down 20-25, up to 10cm thick. Variable windslab above treeline. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A light dusting of snow 3-5cm's sits on a well settled upper snowpack of stiff snow and a generally well settled mid pack and base structure. Bone hard surfaces still prevail below tree line so pack your helmet, mouth guard and body armor if you plan on skiing in this elevation band for any appreciable length of time.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm's of cold loose snow sits on the surface. The base of the snowpack is weak facets and depth hoar with a 40-60cm slab of stiff snow over top. Triggering would be difficult but is possible in open, shallow snowpack areas such as ridgetop features, cross-wind affected terrain features or moraines.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variable (sometimes) supportive crust is present on solar aspects up to 2500m. A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Above 2300m, 10-15cm of ski penetration in soft snow. Snow depth on the Illecillewaet glacier/ neve is 2.5 to +3m. Bulletproof crust bellow 2000m. Feb 18 surface hoar down 20cm, variable distribution to 2200m. Feb 14 crust down 20-25, up to 10cm thick. Variable windslab above treeline. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm's of cold loose snow sits on the surface. The base of the snowpack is weak facets and depth hoar with a 40-60cm slab of stiff snow over top. Triggering would be difficult but is possible in open, shallow snowpack areas such as ridgetop features, cross-wind affected terrain features or moraines.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A variably supportive crust is present on solar aspects up to 2500m. A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. 10cm of low density facets and recent snow can be found in sheltered areas at treeline and above and provide pleasant skiing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface conditions include surface hoar, faceting snow, sun crust on South aspects, wind crust, and pockets of soft snow and slab in isolated locations and hard crust bellow 2000m. Feb 18 surface hoar down 20cm, variable distribution to 2200m. Feb 14 crust down 20-25, up to 10cm thick. Persistent weak layers down 1-1.5m are stubborn to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm's of new snow with light to moderate N winds forming isolated small wind slabs in the alpine and near ridge crests. Below this a 40-60cm slab of stiff snow sits over the weak basal facets and depth hoar. Triggering this would be difficult but it is possible in steep, rocky, shallow snowpack areas, cross-loaded terrain or moraines.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 15cm of new snow fell in the forecast region in the past 24h. Under the new snow a variably supportive crust is present on solar aspects up to 2500m. A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 5cm of new snow has covered a mix of surface hoar, facets, crust, pockets of soft snow and slab in isolated locations. The new snow will bond poorly and sluff easily on these previous surfaces. The Feb 14 crust down 20-25, up to 10cm thick. Persistent weak layers down 1-1.5m are stubborn to trigger but could be triggered by cornice fall.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm's of new snow with light to moderate N winds has formed isolated small wind slabs in the alpine and near ridge crests. Below this is a generally well settled snowpack with some concerns for the weak basal facets and depth hoar in shallow rocky areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting has softened up old surfaces in the alpine making for good skiing in sheltered locations. Isolated windslabs exist in the alpine but are unreactive. The midpack is well settled, but the weak facets persist at the base of the snowpack. Suncrusts exist on solar aspects and temperature crusts exist on all aspects below 1900m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 15cm of new snow fell in the forecast region in the past 48hrs. Under the new snow a variably supportive crust is present on solar aspects up to 2500m. A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A thin layer of new snow now covers the previous surface of crust, facets, surface hoar and pockets of thin soft slab.  This new snow is available for transport as was observed yesterday afternoon when northerly winds picked up causing snow plumes off high ridge lines.  Riders can expect to find pockets of soft slab in the immediate lees of ridges.</span></p>
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</style><p class="p_91E506DB"><span class="s_AA239A9B">Another upslope event added 10-15 to the 20cm we received last week. The recent storm came in with mod NE winds creating slabs on W to S slopes. These could be sitting on old windslabs or very slick suncrusts. In sheltered places there is up to 40cm on the Feb 14 crust. Easy sluffing of this new snow was observed in the summit are on Monday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting has softened up old surfaces in the alpine making for good skiing in sheltered locations. Isolated windslabs exist in the alpine but are unreactive. The rest of the snowpack is generally well settled. Suncrusts exist on solar aspects and temperature crusts exist on all aspects below 1900m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the presence of weak facets and depth hoar near the ground, the weak layers in the snowpack are largely dormant right now. This is a result of past warming and rain, combined with current cold temperatures and no significant snow for several weeks. Once the temperatures warm up and/or new snow arrives then the weak layers will re-activate.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 15cm of new snow in the forecast region. Under the new snow a variably supportive crust is present on solar aspects up to 2500m. A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">~5cm of snow covers the previous surface of crust, facets, surface hoar and pockets of thin soft slab. Northerly winds on Monday and Tuesday will have transported the new snow, creating pockets of soft slab in the immediate lees of ridges. Overall the snowpack is now well settled and strong. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains unchanged; locked in place by strong surface crusts up to almost 1800m. Above this, isolated pockets of soft snow can be found on the surface. No shears have been found in the upper snowpack, and no weak layers are currently active. As the temperatures warm this week, watch the overhead hazard for cornice exposure.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the presence of weak facets and depth hoar near the ground, the weak layers in the snowpack are largely dormant right now. This is a result of past warming and rain, recent cold temperatures and no significant snow for several weeks. Once the temperatures warm up significantly and/or new snow arrives then the weak layers will re-activate.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. Some wind slabs are developing in sheltered alpine locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">~5cm of snow covers the previous surface of crust, facets, surface hoar and pockets of thin soft slab. Northerly winds have created pockets of soft slab in the immediate lees of ridges. Overall the snowpack is now well settled and strong. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hard slabs are now found in all open areas at treeline and above. They overlie a layer of low density snow on top of strong temperature or sun crusts or old wind slabs.  Deeper persistent instabilities are presently bridged by a strong mid-pack in most locations. Watch for shallow higher elevation areas where triggering is still a possibility.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains unchanged; locked in place by strong surface crusts up to almost 1800m. Above this, isolated pockets of soft snow can be found on the surface. No shears have been found in the upper snowpack, and no weak layers are currently active. As the temperatures warm, watch the overhead hazard for cornice exposure.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the presence of weak facets and depth hoar near the ground, the weak layers in the snowpack are largely dormant right now. This is a result of past warming and rain, then cold temperatures and no significant snow for several weeks. Once the temperatures warm up significantly and/or new snow arrives then the weak layers will re-activate.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. Some wind slabs are developing in sheltered alpine locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">~5cm of snow covers the previous surface of crust, facets, surface hoar and pockets of thin soft slab. Variable winds have created pockets of soft slab in the immediate lees of ridges on all aspects. Overall the snowpack is now well settled and strong. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains unchanged; locked in place by strong surface crusts up to almost 1800m. Above this, isolated pockets of soft snow can be found on the surface. Aside from thin isolated windslabs in the alpine, no shears have been found, and no weak layers are currently active. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the presence of weak facets and depth hoar near the ground, the weak layers in the snowpack are largely dormant right now. Once the temperatures warm up significantly and/or new snow arrives then the weak layers may re-activate. Thin melt freeze crust turning to corn in the afternoon below 2000m today in the Stanley headwall area.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. Some wind slabs are developing in sheltered alpine locations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A bulletproof crust below treeline makes for challenging up-tracks. In open areas, wind has created variable conditions ranging from wind deposited powder, to breakable crust, to boiler plate ice. Pockets of touchy wind slab up to 20cm deep exist near ridge line. Wind slabs overlie a crust on S aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains unchanged; locked in place by strong surface crusts up to almost 2000m. Above this, isolated pockets of soft snow can be found on the surface. Aside from thin isolated windslabs in the alpine, no shears have been found, and no weak layers are currently active. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the presence of weak facets and depth hoar near the ground, the weak layers in the snowpack are largely dormant right now. Once the temperatures warm up significantly and/or new snow arrives then the weak layers may re-activate. Hard windslabs were found near Sunshine Village today. Snowpack tests produced hard results.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. Some wind slabs are developing in sheltered alpine locations on various aspects from recent NW to SW winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Firm crust below treeline at the surface. In open areas, wind has created variable conditions ranging from wind deposited powder, to breakable crust. Pockets of touchy wind slab up to 20cm deep exist near ridge line. Recently buried surface hoar with variable distribution is down ~15cm. This sits just above the Feb 14 crust which is ~5-10cm thick. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack remains unchanged; locked in place by strong surface crusts up to almost 2000m. Above this, isolated pockets of soft snow can be found on the surface. Aside from thin isolated windslabs in the alpine, no shears have been found, and no weak layers are currently active. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the warm temperatures, strong winds above treeline today kept the snow surface cool in all but the most sheltered areas. The snowpack remains solid, with the exception of isolated steep, south facing slopes below 1900m where solar triggered wet avalanches can be expected in the afternoon. The facets near the ground remain dormant.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. Wind slabs are developing in sheltered alpine locations from moderate to strong SW winds.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Firm crust below treeline at the surface softening with mild temperatures. Variable conditions higher up from wind deposited powder, to stiff wind slab, to bare crust. Reactive wind slab may exist at ridge crests. Recently buried surface hoar with variable distribution is down ~15cm. This sits just above the Feb 14 crust which is ~5-10cm thick. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures and no overnight freeze mean that sun exposed slopes have wet surface snow. Open areas at TL not sun effected will have hard slabs. These slabs, down about 15cm, were still reactive in tests on a NW slope in the Forum ridge area. Watch for shallow higher elevation areas where triggering deep instabilities is still a possibility.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the warm temperatures, strong winds above treeline today kept the snow surface cool in all but the most sheltered areas. The snowpack remains solid, with the exception of isolated steep, south facing slopes below 1900m where solar triggered wet avalanches can be expected in the afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally well settled mid pack with with weaker facets and depth hoar in basal pack. Moist snow on solar aspects below 2000 m. Very isolated wind slabs may be found near ridge tops in the alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. Wind slabs continue to develop in sheltered alpine locations from moderate to strong SW winds.</span></p>
<style type="text/css">
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below treeline the surface crust is softening with above freezing temps. Variable conditions higher up from wind deposited powder, to stiff wind slab, to bare crust. Reactive wind slab may exist at ridge crests. Recently buried surface hoar with variable distribution is down ~15cm. This sits just above the Feb 14 crust which is ~5-10cm thick. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally a well settled snow pack exists with moist snow on solar aspects below 2000 m. Very isolated wind slabs may be found near ridge tops in the alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is a wide range of conditions from east to west at this time. Eastern areas (Banff) are subject to the warm temperatures which are effecting the snowpack on S and W aspects. Further east the temperatures have remained cool enough that treeline and alpine snowpacks have remained solid. We expect this pattern to continue for several more days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A supportive mid pack consisting of rounded and facetted layers is bridging the weak depth hoar/facet layers that make up the lower snowpack. Wind slabs have formed in sheltered alpine locations from moderate to strong SW winds. Below treeline, poor overnight recovery has created isothermal conditions in valley bottoms.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps and strong solar yesterday weakened the surface snow below 2400m on solar aspects and 1900m on shaded slopes. Warm temps prevented an overnight freeze. Variable conditions on shaded aspects above treeline from stiff wind slab to bare crust. Reactive wind slabs exist at ridge crests. Recent snowpack tests fail below a crust down 15-25cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally a well settled snow pack exists with moist snow on solar aspects below 2000 m.  Isolated wind slabs may be found near ridge tops in the alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is a wide range of conditions from east to west at this time. Eastern areas (Banff) are subject to the warm temperatures which are effecting the snowpack on S and W aspects. Further west the temperatures have remained cool enough that treeline and alpine snowpacks have remained solid and new snow has made fresh windslabs in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Freezing levels are hovering around 1900m. There is up to 10cm of new snow in the alpine overlying a variety of surfaces from suncrust on solar aspects to wind slabs and crusts on shaded slopes. Strong S'ly winds are forming new windslabs. Crusts in the top 20cm are weakening with continued warm temps and triggering of deeper layers is possible. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The surface snow is now moist up to 2200m with no overnight freezing. Below 1900m the whole snowpack is becoming isothermal, especially on solar slopes. Hard windslabs are in N and E start zones in the alpine and upper treeline. Shaded areas are heavily wind effected down to treeline. The snowpack is becoming quite shallow at Cameron Lake level.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally a well settled snow pack exists with moist snow on solar aspects below 2000 m. Isolated wind slabs may be found near ridge tops in the alpine. Weak freezes and some rain over the last few days have caused the snowpack at lower elevations to break down quickly with daytime heating.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is generally crusty or isothermal in valley bottoms, depending on temperature and exposure to sun. In the alpine windcrusts, windslabs and suncrusts predominate. In high shallow areas, lingering weaknesses are still common.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The primary concerns for the snowpack are: 1. Isothermal conditions, especially on solar aspects, 2. Deep persistent weaknesses at the base of the snowpack, and 3. Windslabs in lee Alpine and treeline features. The well settled upper snowpack layers, especially at higher elevations, are bridging lower weaknesses for now.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Temperatures remained warm overnight, leading to a poor refreeze. 10cm of recent snow in the alpine overlies a sun crust on solar aspects and wind slabs and crusts on shaded slopes. Strong southerly winds have formed new wind slabs. Crusts in the top 20cm are weakening with continued warm temps and triggering of deeper layers is possible. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Isothermal snow in valley bottoms and various temperature/wind crusts in the alpine. New windslabs will be slow to bond.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain at lower elevations (below 2000m) has saturated thin snowpack areas. 15-20cm and mod-strong West winds are expected by Sunday morning, which will form fresh wind slabs over previous wind slabs and hard surfaces in exposed lee terrain. The basal depth hoar/facets are bridged by the settled midpack, but caution is advised in thin snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Heavy snow has fallen at treeline and above.  Strong SW winds are building storm slab on lee aspects.  Deep persistent weaknesses (crusts and basal facets) exist at the base of the snowpack.  Cool temperatures will stabilize snowpack below treeline.  Sluffing out of steep terrain and cliffs is likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Isothermal snow in the valley bottom did not refreeze overnight and received 4mm of rain this morning. Above 1900m, 10cm of new snow fell with moderate southerly winds. Widespread and reactive wind slabs in exposed areas are now buried. Crusts in the top 30cm are weakening with continued warm temps and triggering of deeper layers is possible. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain at lower elevations (below 2000m) has saturated thin snowpack areas. 15-20cm and mod-strong West winds are expected by Sunday morning, which will form fresh wind slabs over previous wind slabs and hard surfaces in exposed lee terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-15cm's of new snow appears to the bonding well to a variety of old surfaces.  The snowpack below the elevation of the 1900 meters has absorbed some liquid water from the yesterday's storm and in the lower BTL elevations the snowpack will be rain soaked and isothermal below any crusts that may have developed with the cooler temps last night.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 35 cm of storm snow has fallen in the alpine in the Icefields Area with rain at lower elevations.  Strong SW winds has created soft slab conditions on lee aspects. Deep persistent weaknesses (crusts and basal facets) exist at the base of the snowpack. A strong rain crust extends into treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-20cm of storm snow above 1900m. A mix of rain and snow (~15.0mm) below this elevation with a light dusting over a crust/moist snow. Storm winds peaked at over 130km/hr, wind slab at tree line and above will be a concern. Top 50cm has a few buried crusts that lay beneath previous wind slab which were reactive to human triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong SW'ly winds have stripped windward slopes and deposited the 5-10 cm's of new snow onto leeward aspects (north through easterly slopes).  Wind slabs up to 30cm's have been observed at TL and Alpine locations.  The mid pack and base of the snowpack is well settled and well bonded overall.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5 - 20 cm's of new snow with light E winds from last night overlies a variety of old surfaces. Northern and western areas received less snow than Southern and Eastern areas. This new snow overlies isolated windslabs in the alpine and at treeline from Saturday PM's warm/ windy storm. Below 1900m, surface crusts exist as long as temps stay cool.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A strong rain crust forms the surface at treeline and below.  Up to 35cm of storm snow overlies a variable snowpack above treeline.  Soft wind slabs have formed on lee aspects as a result of strong SW winds.  The deep persistent weakness (basal facets and depth hoar) make up the base of the snowpack.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline and above, pockets of winds slab up to 30cm thick formed by strong to extreme winds on Saturday night overlie a combination of crusts, settling snow and the Feb19th surface hoar down 45cm. Yesterday the new wind slab was failing with skier traffic. Below 1800m the surface is a crust formed by 10mm of rain on Saturday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20 to 30 cm of new snow now sits above a rain soaked snowpack to 2000m. At higher elevations the amount of moist snow now buried gets shallower and the new snow amounts grow quickly to 60cm at 2200m. A new rain crust has formed as the moist snow begins to refreeze. NE winds deposited the new snow in a reverse loading pattern along ridge crests. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong Southwesterly winds have stripped windward slopes and deposited the 5-10 cm's of new snow onto leeward aspects (north through easterly slopes). Wind slabs up to 30cm's have been observed at TL and Alpine locations. The mid pack and base of the snowpack is well settled and well bonded overall. Surface crusts exist below 1900m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent strong wind has created hard slabs on the snow surface in the alpine. Below this expect to find a mix of facets and crusts. As ghastly as that combination sounds, generally it is well bonded.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A strong rain crust forms the surface at treeline and below. Up to 35cm of storm snow overlies a variable snowpack above treeline. Soft wind slabs have formed on lee aspects as a result of previous, strong SW winds. The deep persistent weakness (basal facets and depth hoar) make up the base of the snowpack.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline and above, pockets of wind slab up to 30cm thick formed by strong to extreme winds from last Saturday night overlie a combination of crusts, settled and faceted snow. The Feb19th surface hoar down 45cm has variable distribution. Below 1800m the surface is a crust formed by 10-15mm of rain from last Saturday depending on elevation. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs up to 30cm's have been observed at TL and Alpine locations. The mid pack and base of the snowpack is well settled and well bonded overall. Surface crusts exist below 1900m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent strong wind has created hard slabs on the snow surface in the alpine. On the Wapta, areas of soft snow with ski penetrations to 15 cm were found today. At and below treeline expect to find a mix of facets and crusts. As ghastly as that combination sounds, generally it is well bonded.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Crusts exist up to 2200m on all aspects and extend higher on solar aspects. Above treeline  wind slabs up to 65cm thick can be found in isolated locations. Bonding is generally good, however a graupel layer has recently  been shown to shear with moderate force at the interface. Deeper weaknesses can be found near the base of the snowpack.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline and above, pockets of wind slab formed by strong to extreme winds from last Saturday night overlie a combination of crusts, faceted snow and old windslabs. The Feb19th surface hoar down 30-45cm has variable distribution. Below 1800m a melt freeze cycle, following recent rain, is starting to form a supportive melt freeze crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs up to 30cm's have been observed at TL and Alpine locations. The mid pack and base of the snowpack is well settled and well bonded overall. Surface crusts exist below 1900m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent strong wind has created hard slabs on the snow surface in the alpine. 5-10cm of new snow fell on the Wapta today in the alpine. New snow Friday with wind will increase the wind slab thicknesses. At and below treeline expect to find a mix of facets and crusts. As ghastly as that combination sounds, generally it is well bonded.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Crusts exist up to 2200m on all aspects and extend higher on solar aspects. Above treeline wind slabs up to 65cm thick can be found in isolated locations. Bonding is generally good, however a graupel layer has recently been shown to shear with moderate force at the interface. Deeper weaknesses can be found near the base of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm of new snow will bury, and hide, a variety of surfaces from sun crusts to reactive windslabs. The upper snowpack is a complex mix of crusts, weak facetted snow and surface hoar. Below 1800m the snowpack is spring-like with a weak melt-freeze crust forming. Rain at lower elevations will destabilize the snowpack.</span></p>
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</style><p class="p_427A7D41"><span class="s_AA239A9B">Surface temperature and solar crusts now exist to ridge top on S and E slopes and only to 2000m on N and W slopes. Below the storm slab from the weekend there is a new crust which will support a boot only once you reach 1900m. The strong southwesterly winds have picked up and with the snow from the W slopes are contributing to the slab development.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs up to 30cm's have been observed at TL and Alpine locations. The mid pack and base of the snowpack is well settled and well bonded overall. Surface crusts exist below 1900m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">8cm of new snow at tree line and above on Friday with moderate SW winds and temperatures near 0`C. Wind slabs present in lee and open areas at tree line and above. The recent snow sits on a variety of surfaces and is generally bonding well. The base of the snowpack is made up of facets and depth hoar and remains weak. Below tree line snow is moist.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Crusts exist up to 2200m on all aspects and extend higher on solar aspects. Above treeline, wind slabs up to 65cm thick can be found in isolated locations. Bonding of these slabs is good however a graupel (Marmot Area) and facet (elsewhere) layer has moderate shear tests. Deeper weaknesses can be found near the base of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 15cm of new snow has buried, and concealed a variety of surfaces from sun crusts to reactive windslabs. The upper snowpack is a complex mix of crusts, weak facetted snow and surface hoar. Below 1900m the snowpack is spring-like with a weak melt-freeze crust forming overnight. Rain at lower elevations will destabilize the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Surface temperature and solar crusts now exist to ridge top on S and E slopes and only to 2000m on N and W slopes. Below the storm slab from the weekend there is a new crust which will support a boot only once you reach 1900m. The strong southwesterly winds have picked up and with the snow from the W slopes are contributing to the slab development.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of new snow on Friday with moderate SW winds. Wind slabs up to 35cm deep are present in immediate lee areas of the alpine. The mid pack and base of the snowpack are well settled and well bonded overall. Surface crusts and/or moist snow exist below 1900m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 - 15cm of snow over the last 48 hours in the alpine with moderate SW winds and temps near 0`C. Wind slabs present in isolated lee and open areas in the alpine. The recent snow sits on a variety of stiffer surfaces. The base of the snowpack is made up of facets and depth hoar and remains weak. Below tree line snow is isothermal in the afternoons</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New snow overlying crusts exist up to 2200m on all aspects and extend higher on solar aspects. Above treeline, wind slabs up to 65cm thick can be found in isolated locations. Bonding of these slabs is good however a graupel and facet layer has moderate shear tests. Deeper weaknesses can be found near the base of the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of new snow has buried a variety of surfaces from sun crusts to reactive wind slabs. The upper snowpack is a complex mix of crusts, weak facetted snow and surface hoar. Below 1900m the top 30cm of the snowpack is moist as sits on a supportive crust. Warm overnight temperatures prevented a solid re-freeze of the snow in the valley bottom. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to15cm of new snow from this storm in the alpine with moderate SW winds. Wind slabs up to 35cm deep are present in immediate lee areas of the alpine. The mid pack and base of the snowpack are well settled and well bonded overall. Isothermal snow below 2000m Saturday from rain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 - 15cm of snow over the last 72 hours in the alpine with moderate SW winds and temps near 0`C. Wind slabs present in isolated lee and open areas in the alpine. The recent snow sits on a variety of stiffer surfaces. The base of the snowpack is made up of facets and depth hoar and remains weak. Below tree line snow is isothermal in the afternoons.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm in the north of the Forecast zone and up to 10cm in the icefields area arrived with light to moderate southwest winds. This new snow arrived with warm temps and we expect windslab development in lee features and continued cornice build up. New snow loading may overload some existing windslabs to produce natural avalanches to size 2.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40-45cm of recent storm snow above 1800m, much of that fell as rain below that elevation. The upper snowpack is a complex mix of crusts, facetted snow and surface hoar which have been reactive to skier triggering as slab and loose avalanches. Below 1900m the top 40cm of the snowpack is moist.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to15cm of new snow from this storm in the alpine with moderate SW winds. Wind slabs up to 35cm deep are present in immediate lee areas of the alpine. The mid pack and base of the snowpack are well settled and well bonded overall. Isothermal snow below 2000m Saturday from rain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Convective cells have dropped 10-20 cm's with light winds over the last few days. Wind slabs exist in isolated lee and open areas in the alpine and sit on a variety of hard surfaces. The base of the snowpack is made up of facets and depth hoar and remains weak. Below tree line, snow is isothermal in the afternoons.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 10 cm of new snow has fallen in the last 2 days with moderate SW winds at and above treeline. This new snow lies on a variety of surfaces from windscoured locations in the Alpine to melt freeze crusts below treeline and a combination of  well-settled snow and crusts in between; mostly depending on the amount of solar exposure of the slope.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45-50cm of recent storm snow above 1800m, much of that fell as rain below that elevation. The upper 50cm of the snowpack is moist at 1900m with a complex mix of crusts, facetted snow and spotty surface hoar which have been reactive to skier triggering as slab and loose avalanches. The mid Feb surface hoar layer is down ~75cm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain and solar heating created surface crusts below 2200m and to ridge top on solar slopes. 5 to 10 cm of new snow Saturday, as well as extensive amounts of snow available from last week, has been redistributed by strong Westerly winds to create extensive wind effect and slabs TL and ALP. The snowpack BTL is dwindling: not much remains below 1800m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs up to 35cm deep are present in immediate lee areas of the alpine. The mid pack and base of the snowpack are well settled and well bonded overall. Expect isothermal conditions at low elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Convective cells have dropped 10-20 cm's with light winds over the last few days. Wind slabs exist in isolated immediate lee features and open areas in the alpine and sit on a variety of hard surfaces. The base of the snowpack is made up of facets and depth hoar and remains weak. Below tree line, snow is isothermal in the afternoons.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures will continue to bond the new snow to the old snow surfaces in areas that are sheltered from direct solar influence. Rising daytime freezing levels are combining with PM solar to weaken the soft slab on steeper solar slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of snow fell in the past 5 days fell above 1800m and is settling rapidly into a slab. The upper 50cm is a complex mix of crusts, facetted snow and surface hoar which have been reactive to skier triggering. The mid Feb crust/facet/surface hoar layer is down ~75cm and is easily triggered at treeline.  Cold temps overnight formed 7cm crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs up to 35cm deep are present in immediate lee areas of the alpine. The mid pack and base of the snowpack are well settled and well bonded overall. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Convective cells have dropped 10-20 cm's earlier in the week. Windslabs exist in isolated immediate lee features and open areas in the alpine and sit on a variety of hard surfaces. The base of the snowpack is made up of facets and depth hoar and remains weak.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Until we have a significant change in snow or sun there will be little modification to the danger. Local variations though forecast area (near townsite) with significant rising daytime temps, freezing levels or snow inputs will weaken the bond on the storm slab at the surface on steeper slopes, especially on solar aspects or lower elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of storm snow above 1800m and is settling into a slab. Below the storm slab is a complex mix of crusts, facetted snow and surface hoar which have been reactive to skier triggering. A facetted layer sitting on a crust down ~65cm and is easily triggered at treeline. Tests on this layer indicate that if triggered avalanches can propagate widely. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10  cm new snow fell through the day resulting in a total accumulation of 20 cm new over the week.  Moderate SW winds today have added to the pre-existing wind slabs of up to 35cm deep in immediate lee features of the alpine. The mid pack and base of the snowpack are well settled and well bonded overall. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30 cm of recent storm snow at upper elevations is starting to form soft wind slabs on lee terrain in the alpine. These wind slabs overlay a variety of hard surfaces particulary on south aspects. Moist surface snow on south aspects up to ridge line. In most places the base of the snowpack is made up of weak facets and depth hoar.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Still no significant change in snow or sun so little modification to the danger. Local variations though forecast area (near townsite) with significant rising daytime temps, freezing levels or snow inputs will weaken the bond on the storm slab at the surface on steeper slopes, especially on solar aspects or lower elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have 60cm of storm snow at and above treeline and it is settling into a surface slab.  Below the surface slab are a sandwich of crusts, surface hoar and facetted layers that are building reactivity to light loads such as skiers.  A weak facet layer on top of a crust down 70cm is easily triggered at treeline and is prone to propagation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain and warm temperatures are penetrating the new snow we received over the last week. It was raining to at least 2500m on Thursday. The top meter is a mix of old wind slabs, rain crusts and sun crusts, all of which is becoming moist. The Feb 15 crust is now down about 110cm at 2100m. The snowpack BTL is dwindling: not much remains below 1800m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">20-30 cm of recent storm snow at upper elevations is starting to form soft wind slabs on lee terrain in the alpine. These wind slabs overlay a variety of hard surfaces, particulary on south aspects. </span><span class="s_AA239A9B">The mid pack and base of the snowpack are well settled and well bonded overall. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sustained moderate to strong winds aloft continued to build wind slabs and cornices at ridge top today. Moist snow to 2400 meters on polar aspects (North) and moist to ridge top on the solar slopes. Mid pack is well settled and overlies a largely weak basal depth hoar or facets.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps on Friday and cooling through the weekend will create a temperature crust on all aspects up to 2500m. Below this crust, a variety of layers and crusts exist with local variations thoughout the forecast area. A weak basal facet layer is present in most areas at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Overnight winds have created wind slabs on high elevation northerly aspects. Warm temperatures prevented an overnight re-freeze leading to moist surface snow below 2100m. Above TL, up to 70cm of snow sits over several persistent week layers in the form of crusts, surface hoar and facetted layers which are reactive to light loads such as skiers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> </span><span class="s_1681A555">Sustained moderate to strong winds aloft continued to build wind slabs and cornices at ridge top today. Moist snow to 2400 meters on polar aspects (North) and moist to ridgetop on the solar slopes. Midpack is well settled and overlies largely weak basal depth hoar or facets.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain below 2000-2200m Saturday. Up to 15cm high density snow amounts in the alpine Saturday. Treeline elevations are taking the brunt of the heat/rain as some areas below treeline are below threshold and the alpine stayed at or below freezing.  The mid pack at treeline and above still has weaker basal facets and depth hoar as a concern.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warming and cooling cycle is creating a temperature crust on all aspects up to 2500m. Below this crust, a variety of layers exist with the weak basal facet layer being present in most areas at treeline and above. Any remaining snow on solar aspects below tree line has gone isothermal.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Freezing levels above 2200m overnight and 10mm of rain early this morning. Suspect moist and warm upper snowpack. Lee loading from strong S winds. At higher elevations, up to 70cm of settling storm snow sits over several persistent week layers in the form of crusts, surface hoar and facetted layers which are reactive to light loads such as skiers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain below 2200m for most of the day Saturday saturating the snowpack at treeline and below.  Many areas below treeline are now below threshold or isothermal.  Alpine temperatures stayed below freezing Sat.  Up to 15cm snow has formed some lee wind slabs near ridge crests. Overall the snowpack is well settled in this region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain saturated upper snowpack to 2000 meters on all aspects. Moderate to strong winds in the alpine forming wind slabs up to 30cm in the immediately lee on east through north aspects. The mid pack above tree line is well settled which overlies basal facets and depth hoar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warming and cooling cycle is creating a temperature crust on all aspects up to 2500m. Below this crust, a variety of layers exist with the weak basal facet layer being present in most areas at treeline and above. Any remaining snow on solar aspects below tree line has gone isothermal.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">~12.0mm of rain two nights ago to 2000m has left a 8cm wet layer of snow beneath ~10cm of moist fresh snow since then. At tree line the top 60cm is moist. Limited alpine observations, expect 30cm of recent storm snow over persistent weak layers in the top 1.5m which were reactive to human triggers prior to this storm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 2000 m the snow pack is rain saturated. In the alpine there is 15-20 cm of recent storm snow&nbsp; forming wind slabs on east through north aspects. The mid pack above tree line is well settled and overlies a weak facetted base. These basal facets have not been reactive recently, but should still be considered when making terrain choices.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The warming and cooling cycle has created a temperature crust on all aspects up to 2500m. Below this crust, a variety of layers exist with a weak basal facet layer being present in most areas at treeline and above. Any remaining snow on solar aspects below tree line has gone isothermal.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">17mm of precipitation in the last 24 hours at 2000m has produced only 12cm of new snow. This wet new snow is sitting on numerous layers of stacked moist and wet snow down to at least 70cm at tree line. Expect this recent storm snow over the persistent weak layers in the top 1.5m to be reactive to human triggers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Treeline and below there is wet snowpack capped by a thin crust on all aspects. Below 1900m very little snow remains. In the Alpine winter is hanging on although a rain crust now exists to about 2400m. Recent snowfall and West winds have formed fresh windslabs and cornices are large.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 2000 m the snow pack is rain saturated. In the alpine there is 15-20 cm of recent storm snow and moderate to strong winds forming wind slabs on east through north aspects. The mid pack is generally well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below 2000 m the snow pack is rain saturated. In the alpine there is 15-20 cm of recent storm snowforming wind slabs on east through north aspects. The midpack above treeline is well settled and overlies a weak facetted base. These basal facets have not been reactive recently, but should still be considered when making terrain choices.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The warming and cooling cycle has created a temperature crust on all aspects up to 2500m. Below this crust, a variety of layers exist with a weak basal facet layer being present in most areas at treeline and above. Any remaining snow on solar aspects below tree line has gone isothermal. Large cornices exist at ridge line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over 30cm of heavy wet snow mixed with rain have fallen at 2000m over the last three days. This will be overloading the sandwich of snow and crust layers that have been the story of this winter's snowpack. Expect this storm snow to be overloading the persistent weak layers in the top 1.5m making it reactive to skier triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cooler temperatures forecasted for Wednesday should tighten up the lower elevation rain saturated snowpack. At upper elevations some windslabs exist on lee aspects. The midpack is generally well settled and strong.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below treeline the snow pack is a thick melt-freeze crust.10-20 cm of new snow in the alpine is forming wind slabs on east and north aspects. The midpack above treeline is well settled and overlies a weak facetted base. These basal facets have not been reactive recently, but should still be considered when making terrain choices.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up 20 cm storm snow fell around Marmot on Tuesday, less in other areas of the Park.  Mod to Strong winds SW winds at Alpine and Treeline have created thick windslabs on a temperature crust that can be found on all aspects up to 2500m. A weak basal facet layer is present in most areas at treeline and above. Large cornices exist at ridge line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Temps cooled off overnight, and at 1300m 3cm of snow overlies a 3cm thick crust. At 1900m ~20cm of dry snow overlies 30cm of heavy wet snow at treeline. This adds to the load sitting on a series of crust layers. Snowpack tests indicate that these layers may be triggerable by light loads, and if triggered are capable of propagating widely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below treeline the snow pack is a thick melt-freeze crust.10-20 cm of new snow in the alpine is forming wind slabs on east and north aspects. The midpack above treeline is well settled and overlies a weak facetted base. These basal facets have not been reactive recently, but should still be considered when making terrain choices.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below treeline the snow pack is a melt-freeze crust.10-20 cm of new snow in the alpine is forming wind slabs on E and N aspects.The midpack above treeline is well settled and overlies a weak facetted base. These basal facets have not been reactive recently, but should still be considered when making terrain choices, especially in thin rocky areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Soft slabs were observed on Northerly aspects around terrain features in the Whistler creek area at alpine and treeline elevations. A temperature crust can be found on all aspects up to 2500m. A supportive midpack sits over a weak basal facet layer in most areas at treeline and above. Large cornices exist at ridge line.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Temps have cooled off. At 1300m, a skiff of snow overlies a 3cm thick crust which should stay intact today. Above 1800m over 30cm of dry snow overlies a crust. 30cm of wet snow is buried and insulated down 60-100cm. Snowpack tests indicate that these layers may be triggerable by light loads, and if triggered are capable of propagating widely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The entire snowpack was moist BTL and to ridgelines on solar aspects while on shaded aspects the top meter of snow was moist to treeline. With cooling over the last two days a solid crust has formed as the top 10 to 30cm has refrozen in these areas. A thin rain crust exists as high as 2400m on the shaded aspects. 5cm of new snow sits on all of this</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Below treeline the snow pack is a thick melt-freeze crust.10-20 cm of recent snow has formed isolated wind slabs on east and north aspects. The midpack above treeline is well settled except for isolated thin areas where there are basal facets present. These have been dormant for quite some time.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2-5 cm of recent snow overlies a prominent rain crust from March 28th. The upper and mid pack is well settled and depth hoar is still evident as the basal characteristic in much of the forecast area, especially the east side of the continental divide. Wind slabs still linger on recently buried crusts on solar aspects will be the primary problem. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind pressed soft slabs were observed in the Parkers Area on Northerly aspects at alpine and treeline elevations. 3-5 cm of fluffy snow over a temperature crust can be found on all aspects tree line and above to 2500m. A supportive midpack sits over a weak basal facet layer in most areas at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Daytime warming and overnight freezes are influencing the snowpack. A10cm surface crust at 1300m this morning will likely brake down by mid-afternoon. Above treeline, 35cm of dry snow overlies 50cm of moist snow. A 6cm wet snow layer down 50cm and several crusts down 40 to 100cm may be triggerable by light loads. Suspect wind slabs near ridges.</span></p>
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</style><p class="p_CC664AAA"><span class="s_DDF6C5E8">2-5 cm of recent snow overlies a prominent rain crust from March 28th. The mid layering and base of the snowpack is well settled in the forecast area of Little Yoho. Some recent snow has been redistributed by M-S winds earlier this week and these resultant wind slabs are buried in the alpine at ridge top and cross-loaded gulley features.</span><span class="s_1681A555" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">6-12 cm low density snow in the last 24 hours E of the divide overlies previous isolated wind slabs and a rain crust from March 28th. The upper and mid pack are well settled. A mainly dormant basal depth hoar layer is still very prominent in much of the forecast area, especially East of the continental divide where snowpack depths are variable. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind pressed and soft wind slabs near ridgelines on Northerly aspects at alpine and treeline elevations. Suncrust on solar aspects.  5-10 cm over a supportive temperature crust can be found on all aspects tree line and above to 2500m. The weak basal facet layer is bridged by a strong mid-pack in most areas at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps overnight have cooled surface snow and formed a 10cm crust at lower elevations. The middle snowpack is still warm, with moist snow down to 70cm at treeline. Rapidly settling storm snow  (30-40cm) is sitting atop 6cm wet layer that is showing weakness in stability tests. Lower snowpack is well settled. Suspect wind slabs near ridges.</span></p>
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</style><p class="p_CC664AAA"><span class="s_DDF6C5E8">5-10 cm of recent snow overlies a prominent rain crust from March 28th. The mid layering and base of the snowpack is well settled in the forecast area of Little Yoho. Some recent snow has been redistributed by M-S winds earlier this week and these resultant wind slabs are buried in the alpine at ridge top and cross-loaded gulley features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Storm snow amounts varied from 26cms in Lake Louise, 37 cms at Sunshine and 10 cms at Bow Summit. This low density snow did not exhibit much in the way of slab properties today. The interface with the old snow surfaces appears to be bonding well on solar aspects but on north the interface is reactive to ski cuts on terrain steeper than 30 degrees.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind pressed and soft wind slabs near ridgelines on Northerly aspects at alpine and treeline elevations. Suncrust on solar aspects. 5-10 cm over a supportive temperature crust can be found on all aspects tree line and above to 2500m. The weak basal facet layer is bridged by a strong mid-pack in most areas at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Multiple crusts in the top 1.0m of the snowpack. Overall warm temperatures within the snowpack. Once the overnight crust breaks down with daytime warming it wont take long for the snowpack to loose a lot of its strength by becoming isothermal. The mid and lower snowpack are well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Storm snow amounts varied from 26cms in Lake Louise &amp; 8-10 cms at Bow Summit and the Wapta. This low density snow did not exhibit much in the way of slab properties today. The interface with the old snow surfaces appears to be bonding well on solar aspects but on north the interface is reactive to ski cuts on terrain steeper than 30 degrees.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cms of snow overnight brings the recent storm snow to between 20-40cm at treeline in most areas. This snow is bonding well to the previous surfaces. A thin sun crust exists on steep solar aspects in some locations. The midpack is generally well settled with no major concerns. The bottom of the snow pack consists of depth hoar and facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Suncrust on solar aspects. 5-10 cm over a supportive temperature crust can be found on all aspects tree line and above to 2500m. The weak basal facet layer is bridged by a strong mid-pack in most areas at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Overnight crust refreeze at the surface below 2300m. Multiple crusts in the top 1.0m of the snowpack.&nbsp; Dry snow can still be found above 2300m. The mid and lower snowpack are well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Early last week, a solid crust could be found everywhere but above 2400m on North Aspects. At the end of last week West winds built windslabs with 5 to 10 cm of new snow TL and above over this crust. Since Saturday NE winds have brought an additional 20 cm of snow with a bit more yet to come Monday night. Cornices have seen some fragile new growth. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cms of snow overnight brings the recent storm snow to between 20-40cm at treeline in most areas. This snow is bonding well to the previous surfaces. A thin sun crust exists on steep solar aspects in some locations. The midpack is generally well settled with no major concerns. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent  20-40cm of storm snow at treeline continues to settle and bond well to underlying surfaces. A thin breakable sun crust exists on solar aspects. The midpack is generally well settled with no major concerns. The bottom of the snow pack consists of depth hoar and facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Suncrust on solar aspects. 5-10 cm over a supportive temperature crust can be found on all aspects tree line and above to 2500m. The weak basal facet layer is bridged by a strong mid-pack in most areas at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Overnight crust refreeze at the surface below 2300m. Multiple crusts in the top 1.0m of the snowpack. Dry snow can still be found above 2300m. The mid and lower snowpack are well settled. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent 20-40cm of storm snow at treeline continues to settle and bond well to underlying surfaces. A thin breakable sun crust exists on solar aspects. The midpack is generally well settled with no major concerns. The bottom of the snow pack consists of depth hoar and facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On north aspects, 15-20 of loose facets overlies strong melt-freeze crusts up to 2300m. All other aspects have sun crust in the morning and moist snow in the afternoon, also overlying a strong melt-freeze crust just below the surface. This buried crust provides a bridge over the facets which continue to remain dormant at the base of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Suncrust is found on solar aspects. 5-10 cm of snow can be located sporadically and largely aspect dependent over a supportive temperature crust above 2200m. Weak basal facets are bridged by a strong mid-pack in most areas treeline and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Melt freeze cycle below 2300m is forming a strong 20cm thick crust. In the top meter of the snowpack there are multiple crusts that are reactive to tests but would likely need a large trigger. Dry snow can still be found above 2300m on shaded aspects. Isolated pockets of reactive windslab exist at ridgecrest. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On north aspects, 15-20 of loose facets overlies strong melt-freeze crusts up to 2300m. All other aspects have sun crust in the morning and moist snow in the afternoon, also overlying a strong melt-freeze crust just below the surface. This buried crust provides a bridge over the facets which continue to remain dormant at the base of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On north aspects, 15-20 of loose facets overlies strong melt-freeze crusts up to 2300m. All other aspects have sun crust in the morning and moist snow in the afternoon, also overlying a strong melt-freeze crust just below the surface. This buried crust provides a bridge over the facets which continue to remain dormant at the base of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Suncrust is found on solar aspects. 5-10 cm of snow can be located sporadically and largely aspect dependent over a supportive temperature crust above 2200m. Weak basal facets are bridged by a strong mid-pack in most areas treeline and above. Little change for sometime.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Melt freeze cycle below 2500m is forming a strong 20cm thick crust. In the top meter of the snowpack there are multiple crusts that are reactive to tests but would likely need a large trigger. Dry facetted snow can still be found on northerly and shaded aspects above 1900m. Isolated pockets of reactive wind-slab exist at ridge-crest. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Early this week, W and N winds created widespread wind slabs Treeline and above with the 20cm of snow that fell this weekend. This snow sits on a solid crust found everywhere but above 2400m on N aspects. New surface crusts have formed everywhere but above 2400m on N aspects and widespread loose dry and wet activity has affected snow surfaces. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On north aspects, 15-20 of loose facets overlies strong melt-freeze crusts up to 2300m. All other aspects have sun crust in the morning and moist snow in the afternoon, also overlying a strong melt-freeze crust just below the surface. This buried crust provides a bridge over the facets which continue to remain dormant at the base of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> On north aspects, 15-20 of loose facets overlies strong melt-freeze crusts up to 2300m. All other aspects have sun crust in the morning and moist snow in the afternoon, also overlying a strong melt-freeze crust just below the surface. This buried crust provides a bridge over the facets which continue to remain dormant at the base of the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Suncrust is found on solar aspects. 5-10 cm of snow can be located sporadically and largely aspect dependent over a supportive temperature crust above 2200m. Weak basal facets are bridged by a strong mid-pack in most areas at treeline and above. Monitor this weekend's wind loading patterns as wind slabs may form on a slippery crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Melt freeze cycle below 2500m is formed a strong, 20cm thick crust. In the top meter of the snowpack there are multiple crusts that are reactive to tests but would likely need a large trigger. On Wednesday, dry facetted snow was found on northerly and shaded aspects above 1900m. Surface hoar on shaded aspects will get buried this weekend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On north aspects, 15-20 of loose facets overlies strong melt-freeze crusts up to 2300m. All other aspects have sun crust in the morning and moist snow in the afternoon, also overlying a strong melt-freeze crust just below the surface. Snow pack is well settled overall.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-25cm of new snow on Saturday with gusty SW winds has created wind slabs in lee areas above treeline. The new snow sits on a firm crust on solar aspects up to ridge crests and up to 2300m on N aspects. This buried crust provides a bridge over the facets which remain dormant at the base of the snowpack but are the main weakness in the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 cm of low density snow over a generally supportive temperature crust up to 2500m. Weak basal facets are bridged by a strong mid-pack in most areas at treeline and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm of new snow fell overnight with moderate SW winds. The storm layer sits atop a crust on solar aspects and surface hoar on sheltered N aspects. Watch for deeper pockets and wind slab/ cornice development on NE lee features. There are multiple crusts in the top 1m of the snowpack that are reactive to tests but would likely need a large trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-25cm of new snow on Saturday with gusty SW winds has created wind slabs up to 40cm thick in lee areas above treeline. The new snow sits on a firm crust on solar aspects up to ridge crests and up to 2300m on N aspects. Below this the snow pack is well settled overall.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of new snow over the weekend with gusty SW through NW winds has created wind slabs in lee areas above treeline. The new snow sits on a firm crust on solar aspects up to ridge crests and up to 2300m on N aspects. This buried crust provides a bridge over the basal facets which remain dormant.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm to 20cm of storm snow has fallen onto a generally supportive temperature crust which exists up to 2500m. Good ski conditions were found in the Columbia Icefields area in sheltered locations. Weak basal facets are bridged by a strong mid-pack in most areas at treeline and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 40cm of new recent storm snow. The storm layer sits atop a crust on solar aspects and surface hoar on sheltered N aspects. The upper 40-50cm of the snowpack is dry with moist snow below it. Multiple crusts in the top 1.5m of the snowpack over well settled snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of new snow over the last 28 hours with gusty SW winds has created wind slabs up to 50cm thick in lee areas above treeline. The new snow sits on a firm crust on solar aspects up to ridge crests and up to 2300m on N aspects. Below this the snow pack is well settled overall.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30 cm of recent storm snow has been blown into windslabs in many areas at treeline and above. Although the cloud cover has kept the sun effect to a minimum, these windslabs are expected to be a problem in leeward areas for a few days. This overlies crusts in most areas, which appear to be providing some strength over the deep facet layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm to 20cm of recent storm snow has been whipped up by moderate winds into a windslab condition. This rests on a supportive temperature crust which exists up to 2500m. Weak basal facets are bridged by a strong mid-pack in most areas at treeline and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 40cm of recent storm snow over the past three days. The storm layer sits on a crust on solar aspects and surface hoar on sheltered N aspects. Yesterday a profile at 2000m on a north aspect showed a very weak layer down 65cm. This layer produced easy to moderate sudden shears failing on a crust.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of snow fell over the weekend and moderate W winds created widespread wind slabs Treeline and above. This snow sits on a solid crust found everywhere but above 2400m on N aspects. Strong heating today created new surface crust on all but the highest N aspects and widespread loose dry and wet activity has affected snow surfaces. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30 cm of recent storm snow has been blown into windslabs in many areas at treeline and above. Although the cloud cover has kept the sun effect to a minimum, these windslabs are expected to be a problem in leeward areas for a few days. This overlies crusts in most areas, which appear to be providing some strength over the deep facet layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_A9A7295C">30-50 cm of recent storm snow has been blown into windslabs in many areas at treeline and above. Although the cloud cover has kept the sun effect to a minimum, these windslabs are expected to be a problem in leeward areas for a few days. This overlies crusts in most areas, which appear to be providing some strength over the deep facet layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm to 20cm of recent storm snow has been whipped up by moderate winds into a windslab condition. This rests on a supportive temperature crust which exists up to 2500m.Weak basal facets are bridged by a strong mid-pack in most areas at treeline and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50cm of recent storm snow. The storm layer sits atop a crust on solar aspects and surface hoar on sheltered north and east aspects. Wind effected snow at treeline and above. The upper 40-50cm of the snowpack is dry above 1700m with moist snow below it. Multiple crusts in the top 1.5m of the snowpack over well settled snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-50 cm of recent storm snow has been blown into windslabs in many areas at treeline and above. Although the cloud cover has kept the sun effect to a minimum, these windslabs are expected to be a problem in leeward areas for a few days. This overlies crusts in most areas, which appear to be providing some strength over the deep facet layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_A9A7295C">Last 5 days of storm snow totalled 35cm at Bow Summit, 49 cm at Lake Louise and 32cm at Sunshine. Strong winds have blown this snow into windslabs at treeline and above, and now the solar influence will weaken the snowpack structure in the afternoon. Cornices are a major concern (see avalanche activity) and seem to be waking up the deep facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong Southwesterly winds have created pockets of windslab and obliterated exposed areas at upper elevations.  Weak basal facets are bridged by a strong mid-pack in most areas at treeline and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 50cm of snow has settled into a slab sitting a crust on solar aspects and surface hoar on sheltered north and east aspects. Wind effected snow at treeline and above. Above 1700m the top 40-50cm is dry with moist or wet snow below it with multiple crusts in the top 1.5m of the snowpack. Sustained warm temps will rapidly weaken the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_A9A7295C">Last 5 days of storm snow totalled 35cm at Bow Summit, 49 cm at Lake Louise and 32cm at Sunshine. Strong winds have blown this snow into windslabs at treeline and above, and now the solar influence will weaken the snowpack structure in the afternoon. Cornices are a major concern (see avalanche activity) and seem to be waking up the deep facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar, suncrust and surface facets have formed during the past few days. Surface hoar up to 20mm exists up to 1800m in the Sunshine area. Above 1800m, due south facing terrain is baked into suncrust from the recent sun and warm temps aloft. All other aspects are soft facets. Snowpack depth is 80-100cm, with no significant weak layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar (20mm) observed at 1800m and below possibly as high as 2100m in sheltered, shady areas in the Icefields. Thin sun crust on solar aspects at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is 20 mm surface hoar and near surface faceting affecting the snowpack at lower elevations. This layer will become a concern once it is buried. 6mm surface hoar can be found at tree line and above with sun crusts on steep solar aspects, variable wind effect and wind slab in exposed terrain at tree line and in the alpine. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moderate to strong south west winds at ridgetop are building fresh windslabs in lee areas and scouring exposed ridgecrests back down to the November 17th melt freeze crust. Recent surface hoar growth of up to 10mm in the valley bottoms. Middle and lower snowpack are generally well settled with no notable weak layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar, suncrust and surface facets have formed over the past few days. Surface hoar up to 20mm exists up to 1800m in the Emerald Lake area. Above 1800m, south facing terrain is baked into suncrust from the recent sun and warm temps aloft. All other aspects are soft facets. Snowpack depth is about 100cm, with no significant weak layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar, suncrust and surface facets have formed during the past few days. Surface hoar up to 20mm exists up to 1800m in the Sunshine area. Above 1800m, due south facing terrain is baked into suncrust from the recent sun and warm temps aloft. All other aspects are soft facets. Snowpack depth is 80-100cm, with no significant weak layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warming trend at tree line and below is settling snowpack. Surface hoar (20mm) observed at 1800m and below possibly as high as 2100m in sheltered, shady areas in the Icefields. Thin sun crust on solar aspects at treeline and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5cm of new snow has hidden various surfaces. 20mm surface hoar and surface facetting was prevalent below tree-line. At tree-line and above, 6mm surface hoar was found with sun crusts on steep solar aspects, variable wind effect and slabs in exposed terrain. The low elevation surface hoar and facetting will be a layer to watch with future loading.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar, suncrust and surface facets have formed over the past few days. Surface hoar up to 20mm exists up to 1800m in the Emerald Lake area. Above 1800m, south facing terrain is baked into suncrust from the recent sun and warm temps aloft. All other aspects are soft facets. Snowpack depth is about 100cm, with no significant weak layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar, sun crust and surface facets is now buried by a dusting of snow. Surface hoar up to 20mm exists up to 1800m in the Sunshine area. Above 1800m, S-SW facing terrain has a sun crust and other aspects are soft facets or wind hammered snow.  Snowpack depth is 80-100cm, with no significant weak layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack exists at treeline and below. In the alpine, SW winds have stripped most fetch areas and built pockets of hard slab on lee slopes. The distribution of the surface hoar that formed during last week's inversion is widespread but is most likely best preserved on sheltered north aspect slopes.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The new storm snow today will be covering up a variety of old surfaces. The biggest concern is the large surface hoar (20mm at and below tree-line, 6mm up to ridge-lines) and facets that it will be sitting on... a very unstable layer as the new foundation. Sun crusts with surface hoar were prevalent on steeper SE through SW aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">A dusting of snow now overlies the Dec 3rd interface of surface hoar, suncrust and surface facets. The Surface hoar up to 20mm exists up to 1800m in the Emerald Lake area. Above 1800m, due S to SW facing terrain a suncrust exists and other aspects are soft facets or wind hammered snow. Snowpack depth is about 100cm, with no significant weak layers. </span><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar, sun crust and facets now buried by 5-20cm in the alpine. Surface hoar to 20mm exists up to 1800m in the Sunshine area. Above 1800m, S-SW facing terrain has a sun crust and other aspects are soft facets or wind hammered snow. Snowpack depth is 80-100cm at treeline. Soft wind slabs forming in immediate lees of ridge crests.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm new (and more on the way) over a well settled snowpack at treeline and below. In the alpine and TL, strong SW winds will redistribute the new snow on the lee aspects. The distribution of the surface hoar that formed during last week's inversion is widespread but is most likely best preserved on sheltered north aspect slopes. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 25cm of heavy storm snow affected by warm temps and wind has formed a cohesive slab over a widespread layer of large surface hoar. On solar aspects, the surface hoar sits on a sun crust. The Nov 5 surface hoar layer is buried down 80-100cm. On true north aspects, a basal weakness may become unstable with the recent additional snow loading. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 cm of new snow mixed with periods of rain has moistened the snowpack at little prairie (1650m). We suspect up to 10 cm has fallen in the alpine. Moderate to strong south west winds at ridgetop are building fresh windslabs in sheltered lee locations and scouring exposed areas back down to the November 17th melt freeze crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">5-20cm overlies the Dec 3rd interface of surface hoar, suncrust and surface facets at treeline. Surface hoar up to 20mm exists up to 1800m in the Emerald Lake area. Above 1800m, due S to SW facing terrain a suncrust exists and other aspects are soft facets or wind hammered snow. Snowpack depth is about 100cm. Wind slabs forming in immediate lees.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar, sun crust and facets now buried by 5-20cm in the alpine. Surface hoar to 20mm has been found up to 1800m. South and Southwest winds are back in the moderate range. Opens areas near or above treeline are a mix of hard or very hard windslabs and facets. Poorly bonded windslabs can be expected at ridge-crests and in lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25 cm new (and more on the way) over a well settled snowpack at treeline and below. In the alpine and TL, strong SW winds redistributing the new snow on the lee aspects. The distribution of the surface hoar that formed during last week's inversion is widespread but is most likely best preserved on sheltered north aspect slopes. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 25cm of heavy storm snow affected by warm temps and wind has formed a soft slab over a widespread layer of large surface hoar. On solar aspects, the surface hoar sits on a sun crust. The Nov 5 surface hoar layer is buried down 80-100cm. On true north aspects, a basal weakness may become unstable with the recent additional snow loading. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface hoar, sun crust and facets now buried by 5-20cm in the alpine. Surface hoar to 20mm has been found up to 1800m. South and Southwest winds are back in the moderate range. Opens areas near or above treeline are a mix of hard or very hard windslabs and facets. Poorly bonded windslabs can be expected at ridge-crests and in lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 3 interface is now buried by 10-20cm in the alpine. This interface consists of facets BTL, widespread wind effect above TL, suncrusts on steep S and SW aspects, and surface hoar up to 20 mm found in some locations up to 2000m. South and Southwest winds in the moderate range are building soft slabs in the lee of alpine features-.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of new snow in past 72 hours appears to be bonding well to a breakable sun crust on steep solar aspects. On shady aspects the crust did not form, and the Dec3 surface hoar can be found in isolated sheltered locations at treeline. The snowpack is shallow and faceted below treeline, more supportive above 1900m. Extensive scouring in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Close to 35cm of storm snow have fallen in the past 48hrs accompanied by strong S winds and continued mild temperatures. The resulting soft slab sits over a widespread weak layer of well preserved surface hoar. On steep solar aspects the surface hoar formed on top of a sun crust. Other weak layers to keep in mind are the Nov 5 SH down 90-110cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 10cm of recent snow has fallen. This overlies a thin melt-freeze crust below 2100m, and old sun crust and wind slab above. Strong SW winds continue to build fresh wind slabs in sheltered lee locations and scour exposed areas back down to old crusts and bare ground. Middle and lower snowpack is well settled with no significant shears.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 3 interface is now buried by 10-20cm in the alpine. This interface consists of facets BTL, widespread wind effect above TL, suncrusts on steep S and SW aspects, and surface hoar up to 20 mm found in some locations up to 2000m. South and Southwest winds in the moderate range are building soft slabs in the lee of alpine features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 3rd interface is now buried by 30-50 cm of storm snow and is a layer to watch right now. This interface consists of facets and large surface hoar below 2000m, wind effect in the alpine, and suncrusts on steep S and SW aspects. Moderate S and SW winds are building soft slabs in the lee of alpine features. The lower snowpack is well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of new snow in past 72 hours appears to be bonding well to a breakable sun crust on steep solar aspects. On shady aspects the crust did not form, and the Dec3 surface hoar can be found in isolated sheltered locations at treeline. The snowpack is shallow and faceted below treeline, more supportive above 1900m. Extensive scouring in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We are closing in on critical loading on the weak Dec 2 surface hoar layer down anywhere from 25-50cm. The building storm slab will overload this layer resulting in a widespread avalanche cycle. Look for a steadily increasing avalanche danger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 3rd interface is now buried by 30-50 cm of storm snow and is a layer to watch right now. This interface consists of facets and large surface hoar below 2000m, wind effect in the alpine, and suncrusts on steep S and SW aspects. Moderate S and SW winds are building soft slabs in the lee of alpine features. The lower snowpack is well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 3rd interface is buried by 30-50 cm of snow and is a layer to watch right now. It consists of facets and large surface hoar below 2000m, wind effect in the alpine, and suncrusts on S &amp; SW aspects. Moderate S &amp; SW winds are building soft slabs in the lee of alpine features. The lower snowpack is well settled where the depth is close to 1 m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of snow since the 5th and another 10-25cm arriving tonight coming in warm. It appears to be bonding well to a previous breakable sun crust on steep solar aspects. The Dec3 surface hoar can be found in isolated sheltered locations at treeline. The snowpack is shallow and faceted below treeline, more supportive above 1900m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The widespread Dec 2 surface hoar layer is down 30-65cm and is reactive to human loading. Early November surface hoar layers were also reactive in snowpack tests yesterday, popping off with heavy loads. These test results suggest with a heavy enough load, avalanches could step-down and become much larger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 3rd interface is buried by 30-50 cm of storm snow and is a layer to watch right now. This interface consists of facets and large surface hoar below 2000m, wind effect in the alpine, and sun crusts on steep S and SW aspects. Moderate S and SW winds are building soft slabs in the lee of alpine features. The lower snowpack is well settled.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 3rd interface is buried by 35 - 70 cm of snow (the greatest amount around Bow Summit). Lots of settlement of the new snow increasing it's slab like property. The Dec 3 layer is the key weakness and it consists of facets and large surface hoar below 2000m, wind effect in the alpine, and suncrusts on steep S &amp; SW aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">60cm of storm snow in the past week sits on a variety of surfaces, ranging from a crust on steep solar aspects to the Dec3 surface hoar layer in isolated locations. This storm snow snow came in warm, is settling rapidly, and is forming a new slab condition, particularly in wind exposed areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Storm snow has created a 20-30cm surface slab. The widespread Dec 2 surface hoar layer is down 40-70cm and is reactive to human loading. Recent snowpack tests showed the early November surface hoar layers reactive to heavy loads, popping off the columns in a sudden planar manner. This suggests avalanches could step down to deeper layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Up to 30cm of storm snow now overlies the Dec 3rd interface of surface hoar, suncrust and surface facets. The Surface hoar up to 20mm exists up to 1800m in the Emerald Lake area. Above 1800m, due S to SW facing terrain a suncrust exists and other aspects are soft facets or wind hammered snow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50-70 cm of storm snow has fallen over the past 7 days, now settled into a cohesive slab overlying a significant weak layer of surface hoar below treeline (and just into treeline). Distribution of this layer is still vague, but you should assume it's widespread below 1800 m. In the alpine, winds from the recent storm have left widespread windslabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70 cm of snow in the past week is settling rapidly and appears to be bonding well. The main concern is where this snow sits on the Dec3 surface hoar, most likely between 1700-2000m on sheltered North aspects. A touchy 15cm windslab can be found in lee areas at treeline. The midpack is supportive above 1700m and there is a new raincrust below 1200m.    </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline, 1m of new snow over the past week is settling and overlies a variety of surfaces. At treeline and below it sits on a surface hoar layer. The surface hoar layer is biggest and very reactive below ~1600m. On solar aspects it sits on a sun crust and may bond poorly. Surface hoar layers down ~1.5m are still reactive but harder to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50-70 cm of storm snow has fallen over the past 7 days, now settled into a cohesive slab overlying a significant weak layer of surface hoar below treeline (and just into treeline). We expect this layer to be widespread in the Little Yoho region below 1800 m. In the alpine, winds from the recent storm have left widespread windslabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In most places below 1900m, a 30-40 cm soft slab of recent storm snow sits over the December 3rd surface hoar. This is producing easy shears in snow pit tests and slowly settling into a more cohesive slab, especially in areas to the West with more snow. In the alpine, winds from the recent storm have left wind slabs in lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70 cm of snow in the past week is settling rapidly and appears to be bonding well. The main concern is where this snow sits on the Dec3 surface hoar, most likely between 1700-2000m on sheltered North aspects. A touchy 15cm windslab can be found in lee areas at treeline. The midpack is supportive above 1700m and there is a new raincrust below 1200m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">At treeline, 1m of new snow over the past week is settling and overlies a variety of surfaces. At treeline and below it sits on a surface hoar layer. The surface hoar layer is biggest and very reactive below ~1600m. On solar aspects it sits on a sun crust and may bond poorly. Surface hoar layers down ~1.5m are still reactive but harder to trigger.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In most places below 1900m, a 30-50 cm soft slab of recent storm snow sits over the December 3rd surface hoar. This is producing easy shears in snow pit tests and slowly settling into a more cohesive slab. In the alpine, winds from the recent storm have left wind slabs in lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain below 2000m, a 30-40 cm soft slab sits over the December 3rd surface hoar. This layer continues to produce whumphs and easy shears in many locations, especially in areas to the West with more snow. No other significant shears have been observed. In the alpine isolated wind slabs exist in immediate lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">70 cm of snow in the past week is settling rapidly and appears to be bonding well. The main concern is where this snow sits on the Dec3 surface hoar, most likely between 1700-1900m on sheltered North aspects. A touchy 15cm windslab can be found in lee areas at treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 100cm of storm snow is settling into a slab. At treeline and below, this slab is sitting on the Dec 2nd surface hoar layer. The Dec 2nd persistent week layer remains reactive to stability tests in the hard range. On solar aspects in the alpine  the Dec 2nd layer is a sun crust.  15cm of recent snow now covers a supportive crust below 1700m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain below 2000m, a 30-40 cm soft slab sits over the December 3rd surface hoar. This layer continues to produce whumphs and easy shears in many locations, especially in areas near the divide with more snow. No other significant shears have been observed. In the alpine isolated wind slabs exist in immediate lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1700 and 2150m, a 30-40 cm soft slab sits over the December 3rd surface hoar. This layer continues to produce whumphs and easy shears in many locations, especially in areas to the West with more snow. No other significant shears have been observed. In the alpine isolated wind slabs exist in immediate lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A light dusting of new snow over the recent storm snow and generally excellent quality touring and skiing. Touchy windslab can be found in lee areas at treeline. Dec 3rd interface down about 60cm and is not easily triggered. Overall settled, supportive and consistent mid-pack. Below 1900ms the HS is more typical of the Rockies; weak and shallow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The last storm dumped 100cm of snow which is now settling into a slab. The Dec 2nd persistent weak layer resides under the slab and consists of a surface hoar layer at and below TL and suncrust on alpine solar aspects. The weak layer remains reactive to stability tests in the hard range. 15cm recent snow now covers a supportive crust below 1700m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1700m 2150m, a 30-40cm soft slab sits over the December 3rd surface hoar. This layer continues to produce whumphs and easy shears in many locations. No other significant shears have been observed. In the alpine isolated wind slabs exist in immediate lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1700 and 2150m, a 30-40 cm soft slab sits over the December 3rd surface hoar. This layer continues to produce whumphs and easy shears in many locations, especially in areas to the West with more snow. No other significant shears have been observed. In the alpine isolated wind slabs exist in immediate lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snow pack is consistently supportive with little variation in mid-pack density above 2000ms. Excellent quality touring and skiing at all elevations. Wind slab can be found in lee areas at and above treeline. Dec 3rd interface is down about 60cm but it is not easily triggered. Below 1900ms the HS is more typical of the Rockies; weak and shallow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of recent storm snow now covers a supportive crust below 1600m. 60-80cm of settled snow now lies over the Dec 2 interface. Below treeline the Dec 2 surface hoar has showed no recent activity. On steep solar aspects above treeline Dec 2 is a sun crust and and remains reactive in stability tests in the mod - hard range.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm of new snow since Dec. 10th was redistributed into fresh storm slabs by light-mod SW-NW winds. 3 buried crusts exist; two from early December are widespread below tree-line, and one from mid November at all elevations which was scoured clean in exposed areas prior to last weeks storm - these have not produced any recent avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1500m and 1850m, a 40-50cm soft slab sits over the large December 3rd surface hoar. This layer continues to produce whumphs and easy shears where it is present. No other significant shears have been observed. In the high alpine isolated wind slabs may exist, but will settle out over the next few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1700 and 2150m, 30-40 cm of recent HST sits over the December 3rd surface hoar. Easy to moderate shears found on this interface. No other significant shears have been observed in the snowpack. In the alpine isolated wind slabs exist in immediate lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snow pack is consistently supportive with little variation in mid-pack density above 2000ms. Excellent quality touring and skiing at all elevations. Wind slab can be found in lee areas at and above treeline. Dec 3rd interface is down about 60cm but it is not easily triggered. Below 1900ms the HS is more typical of the Rockies; weak and shallow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of snow covers a supportive crust below 1600m. 60-80cm of settled snow covers the Dec 2 interface. Below tree line Dec 2 surface hoar has showed no recent activity. On steep solar aspects above treeline Dec 2 is a sun crust and remains reactive in tests in the mod - hard range. Expect pockets of wind affected snow at tree line and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1500m and 1850m, a 40-50cm soft slab sits over the large December 3rd surface hoar. This layer continues to produce whumphs and easy shears where it is present. No other significant shears have been observed. In the high alpine small,  isolated wind slabs may exist in some areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1700 and 2150m, 30-40 cm of snow sits over the December 3rd surface hoar. Easy to moderate shears found on this interface. No other significant shears have been observed in the snowpack. There is approximately 1 meter of snow at treeline, </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snow pack is consistently supportive with little variation in mid-pack density above 2000ms. Excellent quality touring and skiing at all elevations. Cold overnight temps promoting surface facetting. Dec 3rd interface is down approx. 45-60cm but it is not easily triggered. Below 1900ms the HS is more typical of the Rockies; weak and shallow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of snow covers a supportive crust below 1600m. 60-80cm of settled snow covers the Dec 2 interface. Below tree line Dec 2 surface hoar has showed no recent activity. On steep solar aspects above treeline Dec 2 is a sun crust and remains reactive in tests in the mod - hard range. Expect pockets of wind affected snow at tree line and above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-15 cm of new snow overnight burying previously visible storm slabs formed by SW-NW winds. 3 buried crusts exist; two from early December are widespread below tree-line, and one from mid November which exists at all elevations and has a highly variable depth as it was scoured clean in exposed areas prior to the heavy rain/snow event on Dec. 8th.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1500m and 1850m, a 40-50cm soft slab sits over the large December 3rd surface hoar. This layer continues to produce whumphs and easy shears where it is present. No other significant shears have been observed. There is approximately 130-140cm at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1700 and 2150m, 30-40 cm of facetted snow sits over the December 3rd surface hoar. Easy to moderate shears found on this interface. No other significant shears have been observed in the snowpack. There is approximately 1 meter of snow at treeline, </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upper snowpack losing some support due to faceting in the upper pack, still overall it is a fairly good consistent mid-pack above 2000ms and still offering excellent quality touring and skiing. Dec 3rd interface is down approx. 45-60cm but it is not easily triggered. Below 1900ms the HS is more typical of the Rockies; weak and shallow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of snow covers a supportive crust below 1600m. 20-80cm of settled snow covers the Dec 2 interface, which is surface hoar below tree-line and a sun crust on steep, solar tree-line and alpine features. The depth is variable due to wind-scouring. At shallow depths, it is still reactive in snowpack tests in the moderate to hard range.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1500m and 1850m, a 40-50cm soft slab sits over the large December 3rd surface hoar. This layer continues to produce whumphs and easy shears where it is present. No other significant shears have been observed. There is approximately 130-140cm at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1700 and 2150m, 30-40 cm of facetted snow sits over the December 3rd surface hoar. Inconsistent shears are being found on this interface. No other significant shears have been observed in the snowpack. There is approximately 1 meter of snow at treeline, </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A dusting of new snow in past 12 hr . Above 2000m the meter deep snowpack  is very supportive .  A weak surface hoar layer, buried on Dec 3rd, lurks below 45-60cm of snow. This layer is of concern at and below treeline on northerly facing slopes. In the Alpine thin wind slabs can be found above 2,800m. Below 1,700m the snowpack is weak and shallow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-30cm of snow covers a supportive crust below 1600m. 80cm of settled snow covers the Dec 2 interface, which is surface hoar below tree-line and a sun crust on steep, solar features at treeline and alpine.&nbsp; In exposed areas, the depth is variable due to wind-scouring. This layer may still be reactive to skiers in certain areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10cm of dense new snow at treeline has fallen on top of low density fluff, or on previously visible windslabs near ridges. Light to Moderate W winds are transporting this snow to immediate lees at ridgetop. A week-old rain crust, buried 25-40cm down, is present from treeline down, and a mid-November crust down 30-60cm caps a strong lower snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In sheltered terrain between 1500m and 1850m, a 40-50cm soft slab sits over the large December 3rd surface hoar. No other significant layers have been observed. There is approximately 130-140cm at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Around 10cm of new snow now brings the faceted slab over the Dec 3 Surface Hoar to 30 to 50cm. While significant shears persist on this layer in isolated, shaded and sheltered areas from 1700m to 2150m, this problem has not been responsible for much activity and the potential for triggering is diminishing as the slab above it loses strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally supportive and well settled snowpack above 1700m. Recent wind affect in the alpine has created thin windslabs in the past 24 hours. Dec 3 interface down 60cm appears to be bonding well.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm of new snow with SW winds is loading lee features. 80-100cm of settled snow covers the Dec 2 interface, which is surface hoar below tree-line and a sun crust on steep, solar features at treeline and alpine. In exposed areas, the depth is variable due to wind-scouring. Below 1600m, 40cm sits over a supportive crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Around 10cm of new snow now brings the faceted slab over the Dec 3 Surface Hoar to 30 to 50cm. While significant shears persist on this layer in isolated, shaded and sheltered areas from 1700m to 2150m, this problem has not been responsible for much activity and the potential for triggering is diminishing as the slab above it loses strength.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 cm of recent snow has added to the faceted slab over the Dec 3 Surface Hoar now 30 to 50cm deep. While significant shears persist on this layer in isolated, shaded and sheltered areas from 1700 to 2150m, the slab above it continues to lose strength. Meanwhile moderate SW winds are steadily building slabs behind prominent features in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally supportive and well settled snowpack above 1700m. Recent wind affect in the alpine has created thin windslabs in the past 24 hours. Dec 3 interface down 60cm appears to be bonding well.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20cm+ of low density storm snow have fallen over the last 72hrs with another 10cm expected today.  A large amount of snow is available for wind transport with moderate SW winds expected to kick in mid morning today.  80cm+ settled snow sits on top of the Dec 2nd interface which consists of SH below treeline and suncrust on steep solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-15cm of dense new snow is being redistributed into wind slabs by strong (gusting extreme) SW winds. A rain crust from Dec. 9th is buried 40-55cm down at tree line and below, and a widespread mid-November crust (buried down at least 60cm) is sandwiched within a strong lower snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10 cm of recent snow has added to the faceted slab over the Dec 3 Surface Hoar now 30 to 50cm deep. While significant shears persist on this layer in isolated, shaded and sheltered areas from 1500 to 1800m, the slab above it continues to lose strength. Meanwhile moderate SW winds are steady building slabs behind prominent features in the alpine</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm of recent snow with Light to Moderate SW winds has formed isolated wind slabs in immediate lee areas in the alpine. The Dec 3 surface hoar is 40 to 70cm deep. Shears persist on this layer in some locations between 1700 and 2150m, however it is becoming less reactive in most places.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally supportive and well settled snowpack above 1700m. Steady southwesterly winds over the past 3 days have produced thin windslabs in the alpine. Dec 3 interface down 60cm appears to be bonding well. Snowpack continues to facet with recent cold temperatures. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm+ of low density snow has fallen over the last 72hrs. 4-5hrs of moderate southerly winds last night will have redistributed this storm snow onto alpine and ridgeline lee features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm of recent snow with Light to Moderate SW winds has formed isolated wind slabs in immediate lee areas in the alpine. The Dec 3 surface hoar is 40 to 70cm deep. Shears persist on this layer in some locations between 1700 and 2150m, however it is becoming less reactive in most places.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent winds have formed small, isolated wind slabs in immediate lee alpine terrain. The December 3 surface hoar is 40 to 70cm deep and generally found between 1700 and 2150m. This interface is becoming less reactive in most places and currently producing variable moderate to hard shears.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally supportive and well settled snowpack above 1700m. Steady southwesterly winds over the past 3 days have produced thin wind slabs in the alpine on the lee side of wind exposed terrain.  The Dec 3 interface down 60cm appears to be bonding well. Snowpack continues to facet with recent cold temperatures. The base of the snowpack  is weakening. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Excellent skiing over the last week, with incremental snow fall accumulating to 50cm of low density pow. The mid and lower snowpack are well settled and bonded. Periods of moderate winds from various directions have redistributed the snow around in the alpine producing surface roughness and soft slab</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm of low density snow has fallen since Dec 20th with LNE wind. This has buried several layers of wind slabs formed by previous strong SW winds. Below this is the Dec 9th crust (now down 40-70cm), which has not been reactive, but has future potential. The mid/lower snowpack is strong &amp; consolidated. Travel below 1800m is steadily improving.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20cm of recent snow with Light to Moderate SW winds has formed isolated wind slabs in immediate lee areas in the alpine. The Dec 3 surface hoar is 40 to 70cm deep and generally found between 1700 and 2150m. This interface is gaining strength over time and recent snow-pack tests are producing variable shears in moderate to hard range.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region with the upper 20 cm comprised of low density powder with no slab. The exception might be high elevation (above 3000m) leeward slopes. Below treeline the Dec 3 layer of surface hoar remains visible and produces hard, but planar test results. This weakness is strengthening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally supportive and well settled snowpack above 1700m. Expect thin wind slabs in the alpine on the lee side of wind exposed terrain. The Dec 3 interface down 60cm appears to be bonding well. Snowpack continues to facet with recent cold temperatures. The base of the snowpack is weakening. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">45cm of low density new snow over the past 5 days sits on 1m of settled storm snow from last week. Recent tests continue to indicate that the Dec and Nov surface hoar layers are becoming unreactive, and generally the snowpack is strong. Periods of moderate winds from various directions have created pockets of soft wind slab in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20cm of low density snow has fallen since Dec 20 with Light NE winds, before a period of Moderate NW wind yesterday evening. This has buried wind slabs formed by previous strong SW winds. Below this is the Dec 9th crust (down 40-80cm), which has become a concern as a potential weak layer. Two more crusts exist in a strong lower snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region with the upper 20 cm comprised of low density powder with no slab. The exception might be high elevation (above 3000m) leeward slopes. Below treeline the Dec 3 layer of surface hoar remains visible and produces hard, but planar test results. This weakness is strengthening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Some small isolated wind slabs may exist on leeward slopes in the high alpine. Below 2000m the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas. This weakness is strengthening. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Generally supportive and well settled snowpack above 1700m. Expect thin wind slabs in the alpine on the lee side of wind exposed terrain. The Dec 3 interface down 60cm appears to be bonding well. Snowpack continues to facet with recent cold temperatures. The base of the snowpack is weakening. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light winds and flurries bring the total to 50cm of low density snow this week over the settled storm snow from last week. Recent observations indicate that the Dec 2 surface hoar layer is becoming hard to trigger and generally the snowpack is strong. Periods of wind have created pockets of soft windslab. HS on glaciers range from 180cm to 300cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Some small isolated wind slabs may exist on leeward slopes in the high alpine. Below 2000m the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas. This weakness is strengthening. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Some small isolated wind slabs exist on leeward slopes in the high alpine. Below 2000m the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas. This weakness is strengthening. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of low density storm snow resides over last week's settled storm snow. Our field observations from the past week show a trend to stable snow. The Dec 2nd layer while still present in the snowpack is becoming hard to trigger. Pockets of soft windslab may be found along alpine ridges. Glacier snow cover ranges from 180cm to 300cm </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Some small isolated wind slabs exist on leeward slopes in the high alpine. Below 2000m the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas. This weakness is strengthening. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Some small isolated wind slabs exist on leeward slopes in the high alpine. Below 2000m the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas. This weakness is strengthening. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Supportive and well settled snowpack above 1700m. Expect thin wind slabs in the alpine on the lee side of wind exposed terrain. The Dec 3 interface down 60cm appears to be bonding well. Snowpack continues to facet with recent cold temperatures. The base of the snowpack is weakening but thus far the mid-pack is bridging this growing weakness. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of low density storm snow has settled to around 30cm+.  Cool to cold temperatures have been providing surface facetting.  Moderate winds along ridge tops are forming soft slabs along immediate lee.  Field observations show the Dec 2 interface is becoming hard to trigger and overall the mid to lower snowpack is generally strong.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 55cm of low density snow has fallen since Dec 20 and is now being redistributed into wind slabs by gusty Moderate W winds. This overlies variable layers of old windslab with the Dec 9th crust below(down 50-90cm), which remains a concern as a potential weak interface, especially with cold temps promoting facetting of the snow above and below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Some small isolated wind slabs exist on leeward slopes in the high alpine. Below 2000m the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas. This weakness is strengthening. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Small isolated wind slabs exist on leeward slopes in the high alpine. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Supportive and well settled snowpack above 1700m. Thin wind slabs in the alpine on the lee side of wind exposed terrain. Snowpack continues to facet with recent cold temperatures losing some overall depth as it drys and settles. The base of the snowpack is weakening from the cold but thus far the mid-pack is still bridging this growing weakness. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upwards of 50cm of last week's storm snow continues to settle to closer to boot top depth. Periods of moderate south winds have formed soft windslab on the immediate lee of alpine features. With the temperatures being cool to cold and the surface snow recrystalized the soft slabs appear to be just that, soft. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Small isolated wind slabs exist on leeward slopes in the high alpine. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Small isolated wind slabs exist on leeward slopes in the high alpine. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Supportive and well settled snowpack above 1700m. Thin wind slabs in the alpine on the lee side of wind exposed terrain. Snowpack continues to facet with recent cold temperatures losing some overall depth as it drys and settles. The base of the snowpack is weakening from the cold but thus far the mid-pack is still bridging this growing weakness. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of storm snow is settling out and sits over a well settled mid pack. Dec 2nd surface hoar layer is spotty in distribution but reacting suddenly on tests in the hard range. Moderate south winds within the past 72hrs formed soft to very soft wind slab on the immediate lee of alpine features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light snow is currently burying windslabs formed by this weekend's Mod-Strong SW winds. Below, old layers of settling storm and wind slab are interspersed with two thin layers of facets and possibly surface hoar which continue to slowly stabilize. This overlies the Dec 9th crust (down 50-90cm), still a concern as a developing weak interface. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Small isolated wind slabs exist on leeward slopes in the high alpine. Below 1900m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic. Thin snow pack areas are beginning to facet out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Isolated wind slabs up to size 1.5 exist on leeward slopes at treeline and above from recent wind effect. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Supportive and well settled snowpack above 1700m. Thin wind slabs in the alpine on the lee side of wind exposed terrain. Snowpack continues to facet with recent cold temperatures losing some overall depth as it drys and settles. The base of the snowpack is weakening from the cold but thus far the mid-pack is still bridging this growing weakness. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps are slowing the settlement of last weeks snow. 30-40cm of low density snow sits on a well settled mid pack. Moderate S'ly winds over the weekend shifted to N'ly yesterday, windloading the immediate lee of alpine features and creating pockets of very soft wind-slab. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Isolated wind slabs up to size 1.5 exist on leeward slopes at treeline and above from recent wind effect. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Isolated wind slabs up to size 1.5 exist on leeward slopes at treeline and above from recent wind effect. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable and frustrating wind slabs in open or exposed terrain wreaking havoc with the riding conditions. The snowpack continues to facet with recent cold temperatures losing some overall depth as it drys and settles. The mid-pack is slowly weakening from the cold but thus far is still bridging the facetted base weakness in deeper areas. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps are slowing the settlement of last weeks snow and causing surface facetting which is helping to keep the surface snow soft. 30-40cm of lower density snow sits on a well settled mid pack. Moderate S'ly winds over the weekend shifted to N'ly yesterday, windloading the immediate lee of alpine features and creating areas of thin wind-slab. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of light new snow has buried windslabs formed by the weekend's Mod-Strong SW winds. Below, old layers of settling storm and wind slab are interspersed with two thin layers of facets and possibly surface hoar which continue to slowly stabilize. This overlies the Dec 9th crust (down 50-90cm), still a concern as a developing weak interface. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Isolated wind slabs up to size 1.5 exist on leeward slopes at treeline and above from recent wind effect. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Isolated wind slabs up to size 1.5 exist on leeward slopes at treeline and above from recent wind effect. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain.  Sun crust forming  on steep solar aspects due to warm alpine temperatures.  In most areas the snowpack = Surface facets on a supportive mid-pack that is bridging basal facets.  </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps are slowing the settlement of last weeks snow and causing surface facetting which is helping to keep the surface snow soft. 30-40cm of lower density snow sits on a well settled mid pack. Moderate winds have loaded the immediate lee of alpine features and creating areas of thin wind-slab. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. Isolated wind slabs up to size 1.5 exist on leeward slopes at treeline and above from recent wind effect. Below 2000m, the Dec 3 layer of surface hoar remains visible and produces hard, planar test results in some areas but has not been reactive to skier traffic.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. There is moist surface snow on steep solar aspects. Isolated wind slabs up to size 1.5 exist on leeward slopes at treeline and above from recent wind effect. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible (down 35-70 cm), but is currently dormant. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust forming on steep solar aspects due to warm alpine temperatures. In most areas the snowpack = Surface facets on a supportive mid-pack that is bridging basal facets. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cold temps in the valley bottoms are preserving last weeks snow and causing surface hoar growth and surface facetting. 15-25cm of lower density snow sits on a well settled mid pack. Moderate ridge top winds and stronger localized downflow has loaded alpine features with thin wind-slab and created a variety of wind affected surfaces lower down.</span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surfaces are sun affected on steep solar slopes. 10cm of recent snow has formed small stubborn wind slabs in isolated lees, and buried larger old windslabs. A layer of surface hoar down 40-60cm exists in some Treeline &amp; Alpine locations, and a weakening crust is down 80-100cm. These have produced Moderate - Hard, Sudden results in snowpack tests.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">A well settled snowpack with few weaknesses exists throughout the region. There is moist surface snow on steep solar aspects. Isolated wind slabs up to size 1.5 exist on leeward slopes at treeline and above from recent wind effect. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible (down 35-70 cm), but is currently dormant.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. There is moist surface snow/sun crust on steep solar aspects. Isolated wind slabs exist on leeward slopes in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 35-70 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack = Surface facets on a supportive mid-pack that is bridging basal facets. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps above 1900m and strong solar input created moist surface snow in isolated terrain. A thin crust has developed on steep solar aspects. On shaded slopes and low elevations 30cm of low density faceted snow sits on a well settled pack. Hard wind slabs exist in immediate lee features in the alpine. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. There is moist surface snow/sun crust on steep solar aspects. Isolated wind slabs exist on leeward slopes in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 35-70 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. There is moist surface snow/sun crust on steep solar aspects. Isolated wind slabs exist on leeward slopes in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 35-70 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
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.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack is characterized by facets on a supportive mid-pack that is bridging basal facets. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps above 1800m and strong solar input created moist surface snow in isolated terrain. A thin crust has developed on steep solar aspects. On shaded slopes and low elevations 30cm of low density faceted snow sits on a well settled pack. Hard wind slabs exist in immediate lee features in the alpine. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surfaces are affected by sun/wind in exposed areas.  Small, difficult-to-trigger wind slabs sit in immediate lees on N and E aspect, and are more of a concern in the far East of the park. A surface hoar layer is down 40-60cm in some treeline &amp; alpine locations, and a weak crust is down 80-100cm. These have produced sudden results in snowpack tests.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">A well settled snowpack with few weaknesses exists throughout the region. There is moist surface snow/sun crust on steep solar aspects. Isolated wind slabs exist on leeward slopes in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 35-70 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Overall, the snowpack is well settled with few weaknesses. Sun crusts exist on steep S/SW aspects and large surface hoar is forming below 2000m. Isolated wind slabs exist in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack is characterized by facets on a supportive mid-pack that is bridging basal facets. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">The inversion and strong solar radiation have created thin surface crust on steep solar aspects.  Northerly facing terrain and lower elevation terrain expect 30cm of low density faceted snow on a well settled base. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Overall, the snowpack is well settled with few weaknesses. Sun crusts exist on steep S/SW aspects and large surface hoar is forming below 2000m. Isolated wind slabs exist in the alpine. Below 1900m, the Dec 3 layer of surface hoar and facets remains visible down 30--50 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is well settled with few weaknesses. Sun crusts exist on steep S/SW aspects and large surface hoar is forming below 2000m. Isolated wind slabs exist in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack is characterized by facets on a supportive mid-pack that is bridging basal facets. Widespread surface hoar growth.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">The overnight dusting we received covered up the variable snow surfaces from the holidays. There was widespread surface hoar from 1700m to ridgetop, thin variable slab in wind-exposed alpine areas, and thin sun crusts on steep solar aspects. Lower elevation and wind-protected areas have 10-15cm of low density faceted snow on a well settled base. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack is well settled with few weaknesses. Sun crusts exist on steep S/SW aspects and large surface hoar is forming below 2000m. Isolated wind slabs exist in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting over-top of a well settled mid and lower pack. Sun crusts exist on steep S/SW aspects and large surface hoar is forming below 2000m. Isolated wind slabs exist in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack is characterized by facets on a supportive mid-pack that is bridging basal facets. Widespread surface hoar growth.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Scattered flurries from the past 36 hours have covered a variety of old surfaces. This included surface hoar from 1700m to ridgetop, thin variable slab in wind-exposed alpine areas, and thin sun crusts on steep solar aspects. Lower elevation and wind-protected areas have 10-15cm of low density faceted snow on a well settled base. </span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Traces of new snow have covered previous surfaces; a thin weak suncrust on solar aspects, old unreactive windslab in exposed areas, surface hoar up to 5mm in size in sheltered locations and surfaces facets in shaded areas below treeline. A surface hoar layer down 40-60cm in some treeline &amp; alpine locations continues to gain strength.</span></p>
<style type="text/css">
.p_CC664AAA { margin: 0px 0px 12px 0px;text-align: left;text-indent: 0pt;padding: 0px 0px 0px 0px; } 
.s_AA239A9B { font-family: 'Arial';font-style: Normal;font-weight: normal;font-size: 13px;color: #000000; } 
</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface facetting over-top of a well settled mid and lower pack. Sun crusts exist on steep S/SW aspects and large surface hoar is forming below 2000m. Isolated wind slabs exist in the alpine. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm of new snow sits over the Jan 6 surface hoar and facets. Wind slabs exist in the alpine. Buried sun crusts exist on steep S/SW aspects. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack is characterized by facets on a supportive mid-pack that is bridging basal facets. Widespread surface hoar growth.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Scattered flurries from the past 2 days have covered a variety of old surfaces. This included surface hoar from 1700m to ridgetop, thin variable slab in wind-exposed alpine areas, and thin sun crusts on steep solar aspects. Lower elevation and wind-protected areas have 10-15cm of low density faceted snow on a well settled base. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few cm of new snow sits over the Jan 6 surface hoar and facets. Wind slabs exist in the alpine. Buried sun crusts exist on steep S/SW aspects. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">3-10cm of low density new snow sits over the Jan 6 surface hoar and facets. Isolated wind slabs exist in the alpine near ridge crests. Buried sun crusts exist on steep S/SW aspects. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack is characterized by facets on a supportive mid-pack that is bridging basal facets. Widespread surface hoar growth.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Flurries from the past several days have covered a variety of old surfaces including surface hoar from 1700m to ridgetop, thin variable slab in wind-exposed alpine areas, and thin sun crusts on steep solar aspects. Lower elevation and wind-protected areas have 10-15cm of low density faceted snow on a well settled base. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 5cm of new snow is not likely to bond well to previous surfaces; a thin weak suncrust on solar aspects, old unreactive windslab in exposed areas, surface hoar up to 5mm in size in sheltered locations and surfaces facets in shaded areas below treeline. A surface hoar layer down 40-60cm is most prevalent at treeline and continues to strengthen.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">3-10cm of low density new snow sits over the Jan 6 surface hoar and facets. Isolated wind slabs exist in the alpine near ridge crests. Buried sun crusts exist on steep S/SW aspects. Below 2000m, the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">3-10cm of low density snow sits over the Jan 6 interface of surface hoar, facets and sun crust (buried on steep S aspects). Thin, Isolated wind slabs exist in the alpine near ridge crests. Below 2000m the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack is characterized by facets on a supportive mid-pack that is bridging basal facets. Widespread surface hoar growth.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">6cm of light snow over the past week buried a variety of surfaces. On steep S to SW aspects it covers a sun crust and surface hoar. On other aspects it overlies 10-15cm of loose faceted snow. In wind-exposed alpine areas it may hide old, thin windslabs. Below this sits a very strong and settled snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">About one meter at treeline. A few cm of low density snow sits over the Jan 6 interface of surface hoar, facets and sun crust (buried on steep S aspects).  Below 2000m the Dec 3 layer of surface hoar and facets remains visible down 50- 70 cm but is currently dormant. Thin areas are faceting out and weakening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">3-10cm of low density snow sits over the Jan 6 interface of surface hoar, facets and sun crust (buried on steep S aspects). Thin, Isolated wind slabs exist in the alpine near ridge crests. Below 2000m the Dec 3 layer of surface hoar and facets remains visible down 20-50 cm but is currently dormant. Thin areas are faceting out and weakening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">light snowfall over the last few days (6cm) has softly covered old snow surfaces in the forecast area. On colder northerly aspects the recent snow covers 15cm of recrystallized facets. On steep solar aspects it sits on top of thin sun crusts and along ridgelines it may be hiding rocks and other hazards such as pockets of windslab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is about one meter of settled snow at treeline. 5-10 cm's of low density snow sits over the Jan 6th interface of surface hoar, facets and sun crust (on steep S and SW aspects). Below 2000m the Dec 3 layer of surface hoar and facets remains visible down 30- 60 cm but is currently dormant. Thin areas are faceting out and weakening.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack has been static now for weeks, with little change other than the slow, ongoing process of facetting. Over time, this results in a gradual weakening of the snowpack beginning in shallow areas and the top 20cm of the snowpack. This is of little consequence until the next storm, when new snow will probably bond poorly these weak facets.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> The January 4th surface hoar layer resides in the top 20-30cm of snow which consists of weak facets. On steeper S-SW aspects a breakable suncrust can be found under the 5cm of low density snow from the last few days. Below the surface weak layer is a well settled supportive snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack has been static now for weeks, with little change other than the slow, ongoing process of facetting. Over time, this results in a gradual weakening of the snowpack beginning in shallow areas and the top 20cm of the snowpack. This is of little consequence until the next storm, when new snow will probably bond poorly these weak facets.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Varying amounts of snow fell across the forecast region in the past 24hr. Most of this was in Kootenay with 10-15cm, less in other areas. The new snow sits on top of a generally weak and faceted snowpack due to the recent cold clear period. When more snow load arrives, expect to see a significant avalanche cycle.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind slab in open or exposed terrain. Sun crust formed on steep solar aspects due to previous warm alpine temperatures. In most areas the snowpack is characterized by facets on a supportive mid-pack that is bridging basal facets. Widespread surface hoar growth.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">10-20 cm of new snow buries the January 4th interface. Which is most notably surface hoar in protected areas, sun crust on steep S - SW asps and loose facets at treeline and below. Below the surface weak layer is a well settled supportive snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moderate-Strong SW winds scouring areas of previous melt-freeze crust, and redistributing up to 7cm of recent new snow into thin windslabs.  These are covering surface hoar, up to 6mm in size, in locations sheltered from NW winds and old surface facets. The middle and lower snowpack are well settled and currently giving no notable shears.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A total of 20cm of storm snow sits (~10cm overnight) on top of the Jan 6 surface hoar/crust. Below the Jan 6 layer lies a generally weak and faceted snowpack. Wind slabs in immediate alpine lee areas can be expected due to increased wind last 24 hr. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In general there is 10-15 cm over the Jan 6 combination of surface hoar, facets and sun crust depending on aspect and elevation. Moderate to strong winds have formed small wind slabs in the alpine and can be found on most aspects. The snowpack is facetting but still supportive in this region where over a meter. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine up to 30 cm of new snow buries the January 4th interface. This layer is most notably surface hoar in protected areas, sun crust on steep S - SW aspects and loose facets at treeline and below. With relatively light wind this new snow remains unconsolidated but with increasing temps and wind this could create a more reactive slab </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In general there is 10-15 cm over the Jan 6 combination of surface hoar, facets and sun crust depending on aspect and elevation. Moderate to strong winds have formed small wind slabs in the alpine and can be found on most aspects. The snowpack is facetting but still supportive in this region where over a meter. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In general there is 10-15 cm over the Jan 6 combination of surface hoar, facets and sun crust depending on aspect and elevation. Moderate to strong winds have formed small wind slabs in the upper alpine and can be found on most aspects. The snowpack is facetting but still supportive in deeper areas (&gt; 1m snowpack) </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind slab can be found in open or exposed terrain tree line and above. These pockets are sitting on a weak layer of facets.  The mid-pack remains supportive but has weakened significantly from previous cold temps.  Light snowfall is burying the well developed surface hoar and will become something to watch carefully if blown into slabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine up to 35 cm of new snow buries the January 4th interface. This interface is surface hoar in protected areas, sun crust on steep S - SW aspects and loose facets at tree-line and below. Winds overnight have begun gusting to moderate values from the SW, creating a more reactive slab. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In general there is 10-15 cm over the Jan 6 combination of surface hoar, facets and sun crust depending on aspect and elevation. There are isolated, small wind slabs in the immediate lees of ridge crests formed over the last 48 hours. The snowpack is facetting but still supportive in this region where over a meter. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is now10-15 cm over the Jan 6 combination of surface hoar, facets and sun crust depending on aspect and elevation. Small wind slabs should be expected along high alpine ridgecrests resulting mainly from West winds. The snowpack is facetting. Upper layers are very weak however the snowpack remains supportive in deeper areas (&gt; 1m snowpack) </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind slab can be found in exposed terrain tree line and above. These pockets are sitting on a weak layer of facets. The mid-pack remains supportive but continues to facet. Light snowfall is burying the well developed surface hoar and will become something to watch for into the future or if buried under the windslab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine up to 35 cm of new snow buries the January 4th interface. This interface is surface hoar in protected areas, sun crust on steep S - SW aspects and loose facets at tree-line and below. Where wind-affected, soft slabs have formed in lee features. At lower elevations, the mild temp's are settling the new snow into very soft slabs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30cm of new snow has fallen since January 4th. This overlies: a melt-freeze crust in areas previously scoured be moderate to strong SW winds, surface hoar up to 6mm in size in locations sheltered from NW winds, and old surface facets. The middle and lower snowpack are well settled and currently giving no notable shears.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is now10-15 cm over the Jan 6 combination of surface hoar, facets and sun crust depending on aspect and elevation. Small wind slabs should be expected along high alpine ridgecrests resulting mainly from West winds. The snowpack is facetting. Upper layers are very weak however the snowpack remains supportive in deeper areas (&gt; 1m snowpack) </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is now10-15 cm over the Jan 6 combination of surface hoar, facets and sun crust depending on aspect and elevation. Small wind slabs should be expected along high alpine ridge crests resulting mainly from West winds. The snowpack is facetting. Upper layers are very weak however the snowpack remains supportive in deeper areas (&gt; 1m snowpack)&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine up to 40cm of new snow buries the January 4th interface. This interface is surface hoar in protected areas, sun crust on steep S - SW aspects and loose facets at tree-line and below. Where wind-affected, storm slabs have formed in lee features. At lower elevations, the mild temp's and snow settlement are creating storm slabs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is now an average of 15-20 cm over the Jan 6 combination of surface hoar, facets and sun crust at treeline. Small wind slabs should be expected along high alpine ridge crests resulting mainly from West winds. The snowpack is facetting. Upper layers are very weak however the snowpack remains supportive in deeper areas (&gt; 1m snowpack) </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another 5 cm overnight brings the total storm snow over the last week to 15 cm. This fluff has been blown into isolated windslabs near high alpine ridge crests. Meanwhile, the overall snowpack continues to become weaker from the facetting process, and in some areas you can now break through to the ground in weak snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind slab can be found in exposed terrain tree line and above. These pockets are sitting on a weak layer of facets. 10cm of new snow in the past 48 hours has helped to freshen things up a bit.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine up to 50cm of new snow sits atop the January 4th interface. This interface is surface hoar in protected areas, sun crust on steep S - SW aspects and loose facets at tree-line and below. Where wind-affected, storm slabs have formed in lee features. Storm snow is unconsolidated at lower elevations but slab properties are developing. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25cm of recent snowfall has made for good skiing below treeline, and sluffing in steep terrain. Strong SW winds are blowing this around to form Wind slabs in lee areas, and warm temperatures may be turning unconsolidated recent snow into storm slabs. These sit on a weak layer of Facets and Surface Hoar, or sun crust, down 25-50cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another 5 cm overnight brings the total storm snow over the last week to 15 cm. This fluff has been blown into isolated windslabs near high alpine ridge crests. Meanwhile, the overall snowpack continues to become weaker from the facetting process, and in some areas you can now break through to the ground in weak snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-20cm of recent storm snow from the past week has been blown into windslabs in high alpine areas; expect isolated soft slabs up to 40cm deep in loaded areas. Meanwhile, the overall snowpack continues to gradually become weaker from the facetting process, and in some areas the upper snowpack is comprised entirely of facets with no cohesion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind slab can be found in exposed terrain tree line and above. These pockets are sitting on a weak layer of facets. 10cm of new snow in the past 72 hours has helped to freshen things up a bit, but along with moderate Southwest winds has increased the likelihood of touchy new wind slabs on lee aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine up to 50cm of new snow sits atop the January 4th interface. This interface is surface hoar in protected areas, sun crust on steep S - SW aspects and loose facets at tree-line and below. Where wind-affected, storm slabs have formed in lee features. Storm snow is unconsolidated at lower elevations but slab properties are developing. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30cm of recent snowfall has made for great skiing below treeline. Strong SW-W winds have redistributed this to form Wind slabs on lee / cross loaded slopes. Down 30-45cm lies a weak layer of Facets and large Surface Hoar on shady aspects, or 1-2cm of sun crust on solar aspects. The new snow appears to be bonding well to this layer below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-20cm of recent storm snow from the past week has been blown into windslabs in high alpine areas; expect isolated soft slabs up to 40cm deep in loaded areas. Meanwhile, the overall snowpack continues to gradually become weaker from the facetting process, and in some areas the upper snowpack is comprised entirely of facets with no cohesion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-25cm of recent storm snow from the past week has been blown into windslabs in high alpine areas. Meanwhile, the overall snowpack continues to gradually become weaker from the facetting process, and in some areas the upper snowpack is comprised entirely of facets with no cohesion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind slab can be found in exposed terrain tree line and above. These pockets are sitting on a weak layer of facets. Recent 10cm of new snow has helped to freshen things up a bit, but along with moderate Southwest winds has increased the likelihood of touchy new wind slabs on lee aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine up to 50cm of new snow sits on the January 4th interface. This interface is surface hoar in protected areas, sun crust on steep S - SW aspects &amp; facets at tree-line and below. Where wind-affected, soft slabs have formed in lee features and at lower elevations settlement is promoting slab development. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-25cm of recent storm snow from the past week has been blown into windslabs in high alpine areas. Meanwhile, the overall snowpack continues to gradually become weaker from the facetting process, and in some areas the upper snowpack is comprised entirely of facets with no cohesion.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With the forecast for moderate to strong West wind, the 15-25cm of recent storm snow will continue to build windslabs in the alpine &amp; treeline. The overall snowpack has become weaker from the facetting process but is still supportive. In some areas the upper snowpack is comprised entirely of facets with no cohesion.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind slab can be found in exposed terrain treeline and above. Recent 10cm of new snow has helped to freshen things up a bit, but along with moderate Southwest winds has increased the likelihood of touchy new wind slabs on lee aspects. Midpack is weak below treeline due to faceting.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Low density powder overlies a soft slab that sits on the January 4th interface, down ~40cm. This interface is variable; with the largest surface hoar below 1700m. It appears to be touchiest in our region on steep S-SW aspects where the surface hoar sits on a sun crust, </span><a href="https://www.facebook.com/ParksMountainSafety/videos/vb.145133538869977/927550303961626/?type=2&amp;theater" target="_blank"><span class="s_9255B882">as shown in this video</span></a><span class="s_AA239A9B">. On other aspects it sits on ~20cm of loose facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With the forecast for moderate to strong West wind, the 15-25cm of recent storm snow will continue to build windslabs in the alpine &amp; treeline.  The overall snowpack has become weaker from the facetting process but is still supportive.  In some areas the upper snowpack is comprised entirely of facets with no cohesion.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong westerly winds have been rapidly building slabs at treeline and above out of the 15-25cm of recent snow.  The overall snowpack has become weaker from the facetting process but is still supportive where over 1 meter, otherwise below the new snow, its facets to the ground. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong SW winds building slab on top of a weak faceted snowpack on exposed tree line and alpine features.  10 cm of new snow possible will increase the likelihood of touchy new wind slabs on lee aspects. Mid-pack is weak below tree line due to faceting.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A soft slab that sits on the January 4th interface, down ~40cm. This interface is variable; with the largest surface hoar below 1700m. It appears to be touchiest in our region on steep S-SW aspects where the surface hoar sits on a sun crust. On other aspects it sits on ~20cm of loose facets. Moderate S'ly winds yesterday formed pockets of windslab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Fresh wind slabs are building lee to Moderate - Strong SW winds, sitting atop harder, thicker wind slabs from strong SW winds several days ago. Down 40-50cm is a weak layer: Sun crust on solar aspects, and surface hoar on most non-solar slopes. This layer is producing mainly Moderate-Hard shears. Tests indicate limited propagation potential.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Building winds Thursday are continuing to move the 20-30cm recent snow, forming wind slabs at treeline and above. The overall snowpack has become weaker from the facetting process but is still supportive. Below treeline snow was still unaffected by wind or temperature in this region Thursday, but this could change quickly with incoming weather.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Ongoing storm Friday night is continuing to move the 20-30cm recent snow, forming wind slabs at treeline and above. The moist storm snow and wind slabs overlie weak facets. Below treeline snow was still unaffected by wind on Thursday-Friday, but this could change quickly with Friday nights weather. On Friday there was light rain to 1800 m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">SW (M-S) winds continue to build slab on top of a weak faceted snowpack on exposed tree line and alpine features. Warm new snow (2-4 cm)  pin-wheeling and snowballing on steep terrain below tree line on all aspects on top of a very weak faceted base.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A soft slab sits on top of the Jan 4th interface.  The Jan 4th layer consists of surface hoar over facets on northerly aspects and surface hoar over sun crust on steeper S through SW aspects.  It appears to be touchiest where the slab resides over surface hoar/sun crust combo in our area.  Warming temperatures will settle and stiffen the slab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Ongoing storm Friday night is continuing to move the 20-30cm recent snow, forming wind slabs at treeline and above. The moist storm snow and wind slabs overlie weak facets. Below treeline snow was still unaffected by wind on Thursday-Friday, but this could change quickly with Friday nights weather. On Friday there was light rain to 1800 m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong S and SW winds with up to 10 cm of snow Friday produced soft slabs at Alpine and Treeline elevations as well as fragile cornice growth . Below treeline rain fell up to 2000m. There is now 20 to 25 cm over weak faceted snow in the upper snowpack and while the mid and lower pack are supportive in thick areas, thin areas are faceted out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">SW (M-S) winds have built slab on top of a weak faceted snowpack on exposed tree line and alpine features. Mid-pack starting to loose strength.  Some pin-wheeling and snowballing on steep terrain below tree line on all aspects on top of a very weak faceted base.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures, upwards of 35cm storm snow and a persistent weak layer resulted in an avalanche cycle yesterday. Cooler temperatures and the end of precipitation should have slowed the natural cycle however human triggering is a real concern. Overnight 7hrs of moderate S winds will have formed soft slabs on alpine and treeline lee features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong S and SW winds with up to 10 cm of snow Friday produced soft slabs at Alpine and Treeline elevations as well as fragile cornice growth . Below treeline rain fell up to 2000m. There is now 20 to 25 cm over weak faceted snow in the upper snowpack and while the mid and lower pack are supportive in thick areas, thin areas are faceted out.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-25cm of storm snow sit on top of the Jan 4th layer. Wind-slabs as thick as 60cm can be found in high elevation lee areas. Below the Jan 4th layer there is weak faceted snow in the upper snowpack and while the mid and lower pack are supportive in thick areas, thin areas are faceted out completely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">SW (M-S) winds have built slab on top of a weak faceted snowpack on exposed tree line and alpine features. Mid-pack starting to loose strength.  Very weak faceted snowpack below tree line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field observations yesterday showed evidence of wind loading at and above treeline. Online info reports whumphing in sheltered locations with the suspect layer being either the storm/old snow interface or the Jan 4th persistent weak layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15cm of new fluff sits on Fridays' Rain Crust below 2100m, and on thick, dense Wind Slabs above this. Forecast wind will build new wind slabs in lees. The primary concern, though, are old Wind Slabs. These may propagate widely, especially if they initiate on/step down to a weak layer buried 40-80cm: Crust on solar aspects, Surface Hoar on shady.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15-25cm of storm snow sit on top of the Jan 4th layer. Wind-slabs as thick as 60cm can be found in high elevation lee areas. Below the Jan 4th layer there is weak faceted snow in the upper snowpack and while the mid and lower pack are supportive in thick areas, thin areas are faceted out completely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">25-50 cm reactive slabs overlie the January 6 weak layer, and these slabs are reactive to explosive and human triggers. Their depth varies across the region, with </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/931632023553454/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Kootenay Park being the touchiest situation</span></a><span class="s_AA239A9B">. The middle of the snowpack is facetted, which has been increasing the size of avalanches as they gain mass while descending.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">So much will depend on the forecasted snow coming Tuesday evening. Any new snow will be sitting and/or transported onto weak sandwiched wind slab layers on the top 25 cms of the existing snowpack. These are moderately reactive on a already weaken, faceted snowpack at exposed tree line and alpine features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Evidence of wind loading in the alpine was observed, below treeline the new snow is settling into a reactive slab. </span><span class="s_2823317B">Whumphing</span><span class="s_AA239A9B"> and cracking was also reported in sheltered locations with the suspect layer being the Jan 4th persistent weak layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">40-50 cm reactive slabs overlie the January 6 weak layer, and these slabs are reactive to explosive and human triggers. The middle of the snowpack is facetted, which has been increasing the size of avalanches as they gain mass while descending. All steep gully areas should be considered suspect.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">20-50 cm of new snow overlies the January 6th surface hoar/ facet layer. This layer is most prominent and reactive in the Kootenay region. In the alpine, this snow has been blown into fresh windslabs by moderate SW winds. The middle of the snowpack is facetted which has allowed recent avalanches to gain mass. A rain crust exists below 1500 m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Much will depend on the forecasted snow coming Tuesday evening and through Thursday. New snow will be sitting and/or transported onto weak sandwiched wind slab layers in the lee. Our concerns lie with the top 25cms of the existing snowpack. These are moderately reactive on a already weaken, faceted snowpack at exposed tree line and alpine features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Variable wind-effect in the alpine was observed, with old avalanche crown-lines filled in from the mod-strong SW winds. Below tree-line, with the mild temp's, the new snow is settling into a reactive slab. </span><span class="s_2823317B">Whumphing</span><span class="s_AA239A9B"> and cracking was also reported in sheltered locations with the suspect layer being the Jan 4th persistent weak layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-50 cm of new snow overlies the January 6th weak layer which is surface hoar between 1500 and 2000 m and facets above this. This layer has been reactive to explosives in the last few days and in the alpine, it has been blown into fresh windslabs in exposed locations. The middle of the snowpack is facetted. A rain crust exists below 1500 m.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong west and SW winds have  scoured windward aspects in alpine and and created fresh windslabs in lee terrain at and above treeline. 20-50 cm of snow over-rides the January 6th surface hoar/facet layer which is still reactive in pit tests. This layer is most prominent and reactive in the Kootenay region. A rain crust exists below 1500 m.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only 5-10cm of snow arrived Tuesday night thus little change; however, this will continue to be transported onto weak sandwiched wind slab layers in the lee aspects. The main concern remains the top 25cms of the snowpack. Some wind slabs may be reactive on a already weaken, faceted snowpack at exposed tree line, alpine, and crossloaded features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind accompanied the 10cm of new snow yesterday, forming soft slabs in alpine and tree-line lee features. Below this new snow there is variable wind-effected snow in the alpine and settled, very soft slab at tree-line and below. </span><span class="s_2823317B">Whumphing</span><span class="s_AA239A9B"> and cracking on the Jan 4 persistent weak layer, now buried 50-80cm, is still being reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong to extreme chinook (westerly) winds continue to build windslabs in lees and windpressed surfaces in exposed areas. These windslabs are stubborn to trigger but may propagate widely if they initiate on/step down to previously buried weak layers; a Jan 4th crust/surface hoar (solar/shady aspects) down 40-70cm, and a Dec 9th crust down 70-120cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">30-50 cm of new snow overlies the January 6 weak layer which is surface hoar between 1500 and 2000 m and facets above this. Natural and explosive triggered avalanches have been observed on this layer in the past 48 hours. Strong westerly winds on Wednesday night have created fresh wind slabs at and above treeline. A rain crust exists below 1500 m</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The current storm has so far deposited 15 cm of snow in the last 24-hours, along with strong SW winds and warm temperatures - this combination is creating unstable slabs that overlie a weak layer almost 50 cm below the surface. In some areas, moist surface snow adds to the load and many whumphs were observed today confirming the unstable situation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm in south, less in the north fell on Thursday with moderate SW winds building touchy storm slab on lee slopes at tree line and above.  Moderate rain below tree line along with above freezing temperatures have created a moist snowpack  made up of the large facet crystals.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 20 cm of new snow fell overnight, with temps just below 0 up to 1900m. The new snow is expected to settle rapidly with the mild temps into a slab. The new snow hides variable wind-effected snow in the alpine and soft slab at tree-line and below. Whumphing and cracking on the Jan 4 weak layer, now buried 50-80cm, is still being reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The current storm has so far deposited 15 cm of snow in the last 24-hours, along with strong SW winds and warm temperatures - this combination is creating unstable slabs that overlie a weak layer almost 50 cm below the surface. In some areas, moist surface snow adds to the load and many whumphs were observed today confirming the unstable situation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Thursday's storm added 10 to 25cm with strong SW winds and freezing levels to approx. 1900m. Widespread unstable slabs exist with 30 to 100cm sitting on weak faceted crystals and surface hoar. Wet conditions BTL yesterday refroze overnight and crusts will now help hold things together where they are of sufficient thickness (below about 1900m).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm in south, less in the north fell on Thursday with moderate SW winds building touchy storm slab on lee slopes at tree line and above. Moderate rain below tree line along with above freezing temperatures have created a moist snowpack made up of the large facet crystals.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm dumped up to ~50cm 48hrs. Temps hovered around 0 up to treeline, settling the new snow into a storm slab rapidly. Strong S'ly winds will have loaded lees further. The Jan 4weak layer, down 60-100cm was rapidly loaded and expected to be touchy in areas where it has not yet failed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 12mm of precip fell Thursday, accompanied by freezing levels dropping from 2200m to valley bottom and strong westerly winds.  This over firm surfaces previously affected by Strong to Extreme Chinook winds and warm temperatures.  Two PWLs linger as a concern; a layer of crust or surface hoar down 40-70cm, and a crust facet layer down 70-120cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Thursday's storm added 10 to 25cm with strong SW winds and freezing levels to approx. 1900m. Widespread unstable slabs exist with 30 to 100cm sitting on weak faceted crystals and surface hoar. Wet conditions BTL yesterday refroze overnight and crusts will now help hold things together where they are of sufficient thickness (below about 1900m).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Touchy wind slabs in alpine and treeline areas, and fragile new cornices in the alpine. 30-50 cm of snow sits over the Jan 6 surface hoar/facet layer and is reactive to skier triggering. We have experienced many large whumphs over the last several days with failures on both the Jan 6 surface hoar/facets, and in the mid pack facets below this layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm fell in the Icefields area on Thursday with moderate SW winds building touchy soft slabs on lee slopes at tree line and above. It rained at lower elevations making for a potential rain crust surface. This new snow rests on either a decomposed surface hoar layer that has formed the last few weeks or a facetted unconsolidated snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50cm of recent storm snow is settling into a cohesive slab. Overnight strong S winds created heavily loaded pockets on lee aspects and wind slabs in exposed areas. The Jan 4 weak layer, down 60-100cm was rapidly loaded and will be touchy in areas where it has not yet failed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Touchy wind slabs in alpine and treeline areas, and fragile new cornices in the alpine. 40-70 cm of snow sits over the Jan 6 surface hoar/facet layer and is reactive to skier triggering. We have experienced many large whumphs over the last several days with failures on both the Jan 6 surface hoar/facets, and in the mid pack facets below this layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs in alpine and treeline areas, and new cornices in the alpine. 30-60cm of snow sits over the Jan 6 surface hoar/facet layer and is reactive to skier triggering. Snowpack tests today 1800m in Kootenay yielded moderate compression test results on both the Jan 6 and Dec 3 layers down 55 and 85cm respectively. (surface hoar at this location).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 30 cm fell in the Icefields area on Thursday with moderate SW winds building touchy soft slabs on lee slopes at tree line and above. It rained at lower elevations making for a potential rain crust surface. This new snow rests on either a decomposed surface hoar layer that has formed the last few weeks or a facetted unconsolidated snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last week's storm produced 50cm of storm snow which is now settling into a surface slab. The bond of this layer will be improving but it should not be discounted in travel plans. Wind slabs should be expected on lee features after mod-strong S-SW winds last two nights.  Jan 4th interface down 60-100cm may be touchy in areas where it has not failed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs in alpine and treeline areas, and new cornices in the alpine. 40-70cm of snow sits over the Jan 6 surface hoar/facet layer and is reactive to skier triggering. We have experienced many large whumphs over the last several days with failures on both the Jan 6 surface hoar/facets, and in the mid pack facets below this layer. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in alpine and tree line areas. 30-60cm of snow over the Jan 6 surface hoar/facet/sun crust layer is reactive to skier triggering. Sudden collapse results on the Jan 6 and Dec 3 surface hoar layers down 55 and 85cm in the Kootenay region. Extensive whumphing on mid-pack facets and many very weak faceted areas today near Observation Peak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 35 cm fell in the Icefields area on Thursday with moderate SW winds building touchy soft slabs on lee slopes at tree line and above. Wind slabs to 90cm think overlying weak facets on north aspects found. Rain below tree line- possible rain crusts. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last week's storm produced 50cm of storm snow which is now settling and gaining strength. Soft wind slabs should be expected on lee features after mod-strong S-SW winds on the weekend.  Jan 4th interface down 60-100cm and is still producing sporadic whumfing and possible to trigger especially in less traveled areas or where snowpack is thin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Upto 20cm of snow fell in the alpine on Thursday/Friday, being redistributed into Wind Slabs in the Alpine and Treeline. From Treeline down, rain formed a new crust, making for Variable ski conditions lower down. A December crust buried around a meter deep, although generally requiring large triggers, has potential to produce large avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in alpine and treeline areas. 40-70cm of snow sits over the Jan 6 surface hoar/facet layer and remains reactive to skier triggering. Test results show sudden collapse results on this layer and we have experienced many large whumphs over the last few days, with failures on both the Jan 6 layer, and in the mid pack facets below this layer. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in alpine and tree line areas. 30-60cm of snow over the Jan 6 surface hoar/facet/sun crust layer, which is becoming less reactive to skier triggering. Sudden collapse results persist on the Jan 6 and Dec 3 layers in the Kootenay region. Isolated whumphing on mid-pack facets/surface hoar today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent storm snow has formed new windslabs in the alpine and at treeline, mainly on North Easterly aspects below ridge crests. These slabs add load to a mainly weak and facetted midpack that has a layer of concern down about 60cm at an interface of facets and new snow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last week's storm produced 50cm of storm snow which is now settling and gaining strength. Soft wind slabs should be expected on lee features after mod-strong S-SW winds on the weekend. Jan 4th interface down 60-100cm and is still producing sporadic whumfing and is possible to trigger especially in less traveled areas or where snowpack is thin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in alpine and treeline areas. 40-70cm of snow sits over the Jan 6 surface hoar/facet layer and remains reactive to skier triggering. Test results today on the Jan 6 layer were in the hard range. Isolated whumphing on Mt. Field today, likely on the Jan 6 layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in alpine and tree line areas are now stubborn to trigger. The Jan 6 surface hoar/facet/sun crust layer, down 30-60cm, has becoming less reactive to skier triggering, however sudden collapse results persist on both the Jan 6 and Dec 3 layers. Isolated whumphing on mid-pack facets/surface hoar were observed yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New windslabs have formed in the alpine and at treeline, mainly on North Easterly aspects below ridge crests and cross loaded terrain. These slabs add load to a mainly weak and facetted midpack that has a layer of concern down about 60cm at an interface of facets and new snow. Isolated pockets of decomposing surface hoar at treeline down 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last week's storm produced 50cm of storm snow which is now settling and gaining strength. Soft wind slabs should be expected on lee features after mod-strong S-SW winds on the weekend. Jan 4th interface down 60-100cm and is still producing sporadic whumfing and is possible to trigger especially in less traveled areas or where snowpack is thin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in alpine and treeline areas. 40-70cm of snow sits over the Jan 6 surface hoar/facet layer and remains reactive to skier triggering. Test results today on the Jan 6 layer were in the hard range. Isolated whumphing on Mt. Field recently, likely on the Jan 6 layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in alpine and tree line areas are now stubborn to trigger. The Jan 6 surface hoar/facet/sun crust layer, down 30-60cm, has becoming less reactive to skier triggering, however sudden collapse results persist on both the Jan 6 and Dec 3 layers. Isolated whumphing on mid-pack facets/surface have been observed this past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slab continues to form at tree-line and above on North-Easterly aspects below ridge crests and cross-loaded terrain. These slabs are loading a weak and facetted mid-pack that has a layer of concern down about 60cm at the interface between old facets and new snow. Isolated pockets of decomposing surface hoar at tree-line down 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In most areas, ~30cm of light snow overlies settled snow from last weeks storm. Tests indicate that as the new snow settles into a slab it may be triggerable. In some alpine areas wind slabs have developed on lee features after mod-strong S-SW winds. Jan 4th interface down 60-100cm and remains a concern in less traveled areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of new snow at upper elevations has formed soft Wind Slabs, lee to Moderate Westerly winds. These are currently stubborn to human triggering.  Buried below are older wind slabs, more difficult to trigger. Down 1m is a faceting rain crust. Though mainly requiring large triggers, any avalanche triggered on this would be large &amp; destructive.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs in alpine and treeline areas. 40-70cm of snow sits over the Jan 6 surface hoar/facet layer and remains reactive to skier triggering. Test results Wednesday on the Jan 6 layer were in the hard range. Isolated whumphing on Mt. Field recently, likely on the Jan 6 layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slabs forming in the alpine and tree line areas which are easy to trigger. The Jan 6 surface hoar/facet/sun crust layer, down 30-60cm, is becoming less reactive to skier triggering, however sudden collapse results persist on the Jan 6 and Dec 3 layers. Isolated whumphing on mid-pack facets/surface hoar have been observed this past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Buried and new wind slab formed at tree-line and above on North-Easterly aspects below ridge crests and cross-loaded terrain. These slabs are loading a weak and facetted mid-pack that has a layer of concern down about 60cm at the interface between old facets and new snow. Isolated pockets of decomposing surface hoar at tree-line down 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Up to 40cm of light snow overlies settled snow from last weeks storm. In most areas the snow is loose and sluffs easily. Tests indicate that as it settles into a slab it may be triggerable. In some alpine areas wind slabs exist on lee features from S-SW winds. Jan 4th interface down 60-100cm and remains a concern in less traveled areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slabs forming in the alpine and tree line areas which are easy to trigger. The Jan 6 surface hoar/facet/sun crust layer, down 30-60cm, is becoming less reactive to skier triggering, however sudden collapse results persist on the Jan 6 and Dec 3 layers. Isolated whumphing on mid-pack facets/surface hoar have been observed this past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are forming in the alpine and at tree line that are easy to trigger. The Jan 6 surface hoar/facet/sun crust layer, down 30-100cm, is becoming less reactive to skier triggering, however sudden collapse results persist on the Jan 6 and Dec 3 layers. Isolated whumphing on mid-pack facets/surface hoar have been observed this past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Buried and new wind slab formed at tree-line and above on North-Easterly aspects below ridge crests and cross-loaded terrain. These slabs are loading a weak and facetted mid-pack that has a layer of concern down about 30 to 60cm at the interface between old facets and new snow. Isolated pockets of decomposing surface hoar at tree-line down 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm continues this morning with 30cm+ along with moderate to strong S-SW winds and warming temperatures. Fresh fragile windslabs have formed and a natural avalanche cycle is occurring as these slabs overload the weak old snow surface. Sluffing of loose snow can be expected in steep terrain. The Jan 4 interface down 70-110cm remains a concern. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5-10cm of recent snow in higher terrain has formed Wind Slabs, which may be found in usually sheltered locations, due to extreme W winds Friday night. Buried below are older wind slabs, more difficult to trigger. Down 50 cm is a weak layer in isolated areas, and 1m deep is a faceting rain crust. Sensitivity of these will rise with temperatures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs are forming in the alpine and at tree line that are easy to trigger. The Jan 6 surface hoar/facet/sun crust layer, down 30-100cm, is becoming less reactive to skier triggering, however sudden collapse results persist on the Jan 6 and Dec 3 layers. Isolated whumphing on mid-pack facets/surface hoar have been observed this past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs exist in the alpine and at tree line that are easy to trigger. The Jan 6 surface hoar/facet/sun crust layer, down 40-100cm, is becoming less reactive to skier triggering, however sudden collapse results persist on the Jan 6 and Dec 3 layers. Isolated whumphing on mid-pack facets/surface hoar have been observed this past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slab formed at tree-line and above on North-Easterly aspects below ridge crests and cross-loaded terrain. These slabs are loading a weak and facetted mid-pack that has a layer of concern down about 30 to 60cm at the interface between old facets and new snow. Isolated pockets of decomposing surface hoar at tree-line down 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Expect wind effect down into treeline with touchy windslab from moderate S-SW wind loading. Freshly formed fragile cornice will be prevalent along ridges and may react to solar trigger this morning. Upwards of 50cm of settling storm snow overlies a less dense layer and storm slab may be prone to human triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind slabs exist in the alpine and at tree line that are easy to trigger. The Jan 6 surface hoar/facet/sun crust layer, down 40-100cm, is becoming less reactive to skier triggering, however sudden collapse results persist on the Jan 6 and Dec 3 layers. Isolated whumphing on mid-pack facets/surface hoar have been observed this past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 50-100 cm slab now overlies the January 6 weak layer of surface hoar, facets and sun crust and snowpack tests indicate an unstable bond between the two. Extreme warming and sunshine forecast for Tuesday will provide the necessary trigger, and slab avalanches are likely in many locations along with cornice failures and wet sluffs in gullies.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind slab formed at tree-line and above on North-Easterly aspects below ridge crests and cross-loaded terrain. These slabs are loading a weak and facetted mid-pack that has a layer of concern down about 30 to 60cm at the interface between old facets and new snow. Isolated pockets of decomposing surface hoar at tree-line down 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Surface is 30-40 cm settling storm snow and new wind slabs from recent strong southerly winds.  January 4 persistant weak layer is down 100cm and continues to produce sudden shears </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 50-100 cm slab now overlies the January 6 weak layer of surface hoar, facets and sun crust and snowpack tests indicate an unstable bond between the two. Extreme warming and sunshine forecast for Tuesday will provide the necessary trigger, and slab avalanches are likely in many locations along with cornice failures and wet sluffs in gullies.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 50-100 cm slab now overlies the January 6 weak layer of surface hoar, facets and sun crust and snowpack tests indicate an unstable bond between the two. Extreme warming and sunshine promoted rapid settlement and an avalanche cycle. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Tuesday's warm temperatures softened alpine surface snow and weakened lower elevations snowpack making for moist/wet conditions. Slabs will persist at tree-line and above on North-Easterly aspects below ridge crests and cross-loaded terrain. The mid-pack is facetted, new snow interface is a concern along with a decomposed surface hoar down 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterdays warm temps is promoted rapid settlement of the storm snow. Above 1950m a thin crust formed over widespread windslab, which will very likely break down this morning and the surface snow should become moist.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">January 4 Surface hoar persistent weak layer is down 90-130cm with today's skyrocketing temps this layer could become more reactive!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Ongoing warm temperatures are causing rapid settlement of the upper snowpack. A surface crust formed Monday night at treeline and below, but had broken down again by midday Tuesday. Windslabs from the extreme W winds last weekend are now difficult to trigger. Down 50 cm is a weak layer in isolated areas, and 1m deep is a faceting rain crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">50-100 cm of snow overlies the January 6th weak layer of surface hoar, facets and sun crust and recent natural and explosive triggered avalanche activity indicates this layer is still reactive. Extensive wind effect exists in the alpine and at treeline and recent warm temperatures have created suncrusts on southeast through west aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 50-100 cm slab now overlies the January 6 weak layer of surface hoar, facets and sun crust and snowpack tests indicate an unstable bond between the two. Below this the snowpack is facetted and quite weak. Warm temperatures over the past 48 hours has triggered an avalanche cycle and left the surface snow effected by sun, temperature &amp; wind crusts.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Tuesday's warm temperatures softened alpine surface snow and weakened lower elevations snowpack making for moist/wet conditions. Slabs will persist at tree-line and above on North-Easterly aspects below ridge crests and cross-loaded terrain. The mid-pack is facetted, new snow interface is a concern along with a decomposed surface hoar down 40cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With yesterdays inversion and warm temps the surface of the snow became moist above 1500m on all but north facing alpine slopes. Once the sun went down the moist snow turned into a thick crust. Windslabs exist up high however they are becoming more stubborn. The Jan 4th is down 90-130 and was still producing sporadic sudden planar results.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 50-100 cm slab now overlies the January 6 weak layer of surface hoar, facets and sun crust and snowpack tests indicate an unstable bond between the two. Below this the snowpack is facetted and quite weak. Warm temperatures over the past 48 hours has triggered an avalanche cycle and left the surface snow effected by sun, temperature &amp; wind crusts.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 50-100 cm slab overlies the January 6th weak layer of surface hoar, facets and sun crust and snowpack tests indicate an unstable bond between the two. The lower snowpack is facetted and quite weak. Warm temperatures over the past 72 hours have triggered an avalanche cycle and left the surface snow affected by sun, temperature &amp; wind crusts.</span></p>