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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 2 wet slab avalanche was observed on Cheops South in the highway corridor below treeline. Below treeline, wet snow is capable of running on a buried crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some natural activity was noted in the Emerald Lake area was noted today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of natural activity to size 3.5 with wide propagations (hundreds of meters) stepping to ground. Most of these were triggered by fresh wind loading by N winds accompanied by solar effect. Over the last 2 days there have been notable skier triggered avalanches which stepped down to the basal weak layers. </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJw9yssNACAIBNGODL91of~;GTEQ5vswwq5IwUlmCxefwDNC~_tfuergI1r~_n9~_zPlGnEAupwT0Q~-~-.bps.a.745152068868118/789987514384573/?type=1&amp;theater" target="_blank"><span class="s_9255B882">See here</span></a><span class="s_AA239A9B"> for photos of today's events.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been an avalanche cycle with numerous size 2 slab avalanches ranging form 1700 m to 2600 m on all aspects, many stepping down to the basal facets/November rain crust.  Several larger avalanches also observed including a full path size 3.5 on the South Churchill Slide path (East Aspect 2400 m) </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">Overnight avalanche cycle attributed to last nights rain event has released several size 3 avalanches within the highway corridor and one size 3.5. These avalanches are very spring like in character, leaving large and heavy deposits. More of such avalanches can be expected in the backcountry. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Limited observations today in Little Yoho but a natural cycle occurred East of the Divide in Banff/Yoho/Kootenay Parks.These were mainly triggered by recent loading by N winds and sun. Click </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJw9yssNACAIBNGODL91of~;GTEQ5vswwq5IwUlmCxefwDNC~_tfuergI1r~_n9~_zPlGnEAupwT0Q~-~-.bps.a.745152068868118/789987514384573/?type=1&amp;theater" target="_blank"><span class="s_9255B882">here</span></a><span class="s_AA239A9B"> for photos of these events. As well, a few skier triggered slides were reported over the last 2 days with limited involvement in the same region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed on Sunday. Lots of natural activity up to size 3.5 with wide propagations in the past 48 hrs. Most of these were triggered by wind loading accompanied by solar heating. There have also been notable skier triggered avalanches which stepped down to the basal weak layers. </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJw9yssNACAIBNGODL91of~;GTEQ5vswwq5IwUlmCxefwDNC~_tfuergI1r~_n9~_zPlGnEAupwT0Q~-~-.bps.a.745152068868118/789987514384573/?type=1&amp;theater" target="_blank"><span class="s_9255B882">See here</span></a><span class="s_AA239A9B"> for photos of recent events.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been a natural avalanche cycle in the last 48 hours with numerous size 2 and 3 slab avalanches at treeline and alpine elevations, many stepping down to the early season basal facets/crust layer. The most notable slide was a full path size 3.5 on the South Churchill Slide path whose crown wall extended for over 800m.</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">Natural avalanche cycle yesterday morning from the previous nights rain had released several size 3 avalanches within the highway corridor and one size 3.5. Avalanche activity was extended yesterday afternoon when the sun came out releasing numerous loose avalanches to size 2.5 on sun effected slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed today in Little Yoho, but a recent natural cycle occurred East of the Divide in Banff/Yoho/Kootenay. These were mainly triggered by recent loading by N winds and sun. Click </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJw9yssNACAIBNGODL91of~;GTEQ5vswwq5IwUlmCxefwDNC~_tfuergI1r~_n9~_zPlGnEAupwT0Q~-~-.bps.a.745152068868118/789987514384573/?type=1&amp;theater" target="_blank"><span class="s_9255B882">here</span></a><span class="s_AA239A9B"> for photos of these events. As well, a few skier triggered slides were reported over the last 3 days in the Banff/Yoho/Kootenay region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another skier accidental: </span><a href="https://www.facebook.com/ParksMountainSafety" target="_blank"><span class="s_9255B882">size 2</span></a><span class="s_AA239A9B"> in the Sunshine Backcountry on Sunday. One new avalanche reported on Monday: a size 2.5 naturally triggered slab on a SW aspect at 2500m in the Mt. Assiniboine area. Limited observations today, however, we are just coming out of a natural avalanche cycle on </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJw9i8kRAEEIAjOa8kI0~;8TW2jn4NQ2s7iKMVLZg8XB4BWiXdft8XgVq3s~;vvR~_m~;IxYc5pQ5p8oPh7vdnxCVKeJlg9eHx1w.bps.a.745152068868118/789987514384573/?type=1&amp;theater" target="_blank"><span class="s_9255B882">Saturday</span></a><span class="s_AA239A9B">, and conditions are still touchy. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche activity yesterday. From rain event 3 days ago, numerous natural avalanches with large propagation and depth. In the Asulkan Valley, size 3.0 from Mt Pollux running on the Nov 9 crust, size 3.0 in the bowl between the Rampart and Mt Afton running to the valley, suspect Jan 30 or 15 layers. A size 2.0 natural icefall below Mt Leda. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was significant solar and heat induced loose moist activity while conditions remained warm last week. Things have cooled over the weekend and the snowpack has begun to refreeze creating strong surface crusts below tree line. Avalanche activity has diminished as a result with no new avalanches seen since Saturday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho, however our field teams haven't had good observations from this area for a week or so. Although not in the Little Yoho region, on Saturday, a natural avalanche cycle to size 3 occurred in the Bow Summit area. Click </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJw9yssNACAIBNGODL91of~;GTEQ5vswwq5IwUlmCxefwDNC~_tfuergI1r~_n9~_zPlGnEAupwT0Q~-~-.bps.a.745152068868118/789987514384573/?type=1&amp;theater" target="_blank"><span class="s_9255B882">here</span></a><span class="s_AA239A9B"> for photos of these events. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. However, forecasters conducted a fracture line profile at the avalanche that occurred on Sunday that was posted to our facebook page. Here is the </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://on.fb.me/1Em7PTf" target="_blank"><span class="s_9255B882">link</span></a><span class="s_AA239A9B"> to see this profile.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 solar induced avalanches yesterday to size 2.5 within the highway corridor. From Feb 14, 2 impressive deep slab avalanches, one a size 3.5, running on glacier ice from the </span><a href="https://www.facebook.com/media/set/?set=a.778767212173270.1073741874.145133538869977&amp;type=3&amp;uploaded=1#!/ParksMountainSafety/photos/a.778767212173270.1073741874.145133538869977/791098590940132/?type=3&amp;theater" target="_blank"><span class="s_9255B882">slope between Clark peak and Mt Swanzy</span></a><span class="s_AA239A9B">, North aspect visible from Loop Brook, and in the Asulkan Valley, East aspect, size 3.0 from Mt Pollux running on the ground/Nov 9 crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho, however our field teams haven't had good observations from this area for a week or so. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Solar triggered avalanches have been observed for the past 2 days to size 2.5. On the weekend, impressive deep slab avalanches occurred. A size 3.5 from the col </span><a href="https://www.facebook.com/media/set/?set=a.778767212173270.1073741874.145133538869977&amp;type=3&amp;uploaded=1#!/ParksMountainSafety/photos/a.778767212173270.1073741874.145133538869977/791098590940132/?type=3&amp;theater" target="_blank"><span class="s_9255B882">between Clarke Peak and Mt Swanzy</span></a><span class="s_AA239A9B"> was likely triggered by cornice fall and ran on glacier ice. In the Asulkan Valley, a size 3.0 from Mt Pollux ran on the Nov 9 crust/to ground. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday. Recent avalanches were solar triggered. On the weekend, impressive deep slab avalanches occurred. A size 3.5 from the col </span><a href="https://www.facebook.com/media/set/?set=a.778767212173270.1073741874.145133538869977&amp;type=3&amp;uploaded=1#!/ParksMountainSafety/photos/a.778767212173270.1073741874.145133538869977/791098590940132/?type=3&amp;theater" target="_blank"><span class="s_9255B882">between Clarke Peak and Mt Swanzy</span></a><span class="s_AA239A9B"> was likely triggered by cornice fall and ran on glacier ice. In the Asulkan Valley, a size 3.0 from Mt Pollux ran on the Nov 9 crust/to ground. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Conditions have remained relatively cool with good overnight freezes. The February 14 crust has not been heated to the point of breaking down and is effectively limiting avalanche problems to minor surface concerns below 2000m and to ridge top on solar aspects.  Elsewhere, concern for human triggering remains. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday. Suspect that overnight winds contributed to small loose snow avalanches in steep terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday in the highway corridor. No signs on instability were observed by a field team on MacDonald West Shoulder. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday in the highway corridor. A field team on Mt Fidelity observed cracking in pockets of soft wind slab at treeline. Reports of small skier controlled avalanches on wind loaded pockets near ridgeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few size 1-2 loose wet avalanches observed out of steep solar aspects today. A larger size 2.5 slab on a south aspect of Mt. Redoubt occurred on Monday afternoon during the heat of the day.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1 Size 2 loose wet avalanche was observed yesterday in the highway corridor from 2590m on a South aspect. There were reports yesterday of a large cornice fall (Size 3) off the north face of Bonney that didn't trigger a slab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few minor windslabs have been observed in the alpine that were likely triggered by continued wind loading. Pin-wheeling and minor loose wet avalanches occurred with heating yesterday and today on steep S and very steep E slopes and this activity may continue Tuesday morning with strong solar and an alpine temperature inversion possible.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho, although we would have expected loose wet avalanches out of steep solar terrain to size 2.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today. A few size 1-2 loose wet avalanches observed out of steep solar aspects on Monday. A larger size 2.5 slab on a south aspect of Mt. Redoubt also occurred on Monday afternoon during the heat of the day. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday solar with an alpine inversion triggered numerous loose, solar triggered avalanches to size 2. Just outside the park boundary a solar triggered avalanche on a S aspect stepped down to deep persistent layers, propagating 400m wide and was a size 3.5. On solar aspects, small loose avalanches were triggered by riders, running on the crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent natural avalanches have been primarily solar triggered. Strong solar has triggered loose wet avalanches, or caused cornices to fail sometimes triggering deep slabs. Small pockets of windslab have been triggered by skiers, which is primarily a concern on exposed slopes where the consequences are high (ie steep faces or over cliffs). </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today from observations on the Banff/Jasper highway, Stanley Valley, Sunshine Village and Lake Louise areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural solar triggered avalanches and cornice failures were reported yesterday from outside the park boundary. Small pockets of wind slab have been triggered by skiers, which is primarily a concern on exposed slopes where the consequences are high (ie steep faces or over cliffs). </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> The new snow has been sluffing out of steep terrain over the last 24 hours but there has been no evidence of any deeper avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today in Little Yoho.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today except for one small explosive triggered avalanche at one of the local ski areas to open up their last steep piece of terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A field team observed a small skier triggered wind slab from a steep alpine up track.&nbsp; Avalanches from the past several days have been triggered by strong afternoon sun on steep solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity other than the odd isolated cornice induced slab avalanche in steep alpine terrain. Ski areas are reporting little to no activity.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday. Recent natural avalanche activity has been limited to small skier triggered avalanches on isolated wind slabs and sun triggered loose avalanches on steep solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday. Recent natural avalanche activity has been limited to small skier triggered avalanches on isolated wind slabs and sun triggered loose avalanches on steep solar aspects. </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">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. Limited observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday. Recent natural avalanche activity has been limited to small skier triggered avalanches on isolated wind slabs and sun triggered loose avalanches on steep solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. Limited observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity to report.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The new snow has been sluffing out of steep terrain but there has been no evidence of any deeper avalanches.</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">No new avalanches reported or observed today.</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">No new avalanches reported or observed today.</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">No new avalanches were observed or reported today. Limited observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed in Glacier National Park recently. In the region, small isolated pockets of windslab have been reactive to skiers at ridgetop and the loose surface snow sluffs on steep slopes.</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">No new avalanches reported or observed today.</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">No new avalanches reported or observed today.</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">No new avalanches were observed or reported today. Limited observations.</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">Small pockets of windslab have been reactive to skiers at ridgetop and the loose surface snow sluffs on steep slopes. No new natural avalanches have been observed recently. </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">March 4 saw a small cycle of natural avalanches failing on the previous crusts down 20 to 40cm as the snow from earlier in the week was redistributed on to northerly lee areas. No avalanches were observed on Thursday, March 5th</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</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">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field teams skiing in the Hilda /Parker zones reported no new avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several reports from outside the park boundary of small skier controlled avalanches failing on wind slabs. In Glacier Park, small pockets of wind slab have been reactive to skiers at ridge top and the loose surface snow sluffs on steep slopes. No new natural avalanches have been observed recently. </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">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday, a field team on Ursus Minor observed several whumphs and shooting cracks up to 20m wide and 10-20cm deep in steep wind loaded areas. No new natural avalanches have been observed recently. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new natural avalanches have been observed yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported by our field team today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new natural avalanches have been observed yesterday. </span></p>
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</style><p class="p_427A7D41"><span class="s_AA239A9B">There has been snowballing and sluffing out of exposed rocky areas in sun exposed slopes. Otherwise there has been no new avalanche activity in the last couple of days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One skier triggered wind slab (size 1.5) on a south slope at 3000 m reported from the Wapta on Tuesday. Several loose wet avalanches up to Class 1.5 on solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A single size 1 loose avalanche occurred in the alpine on a solar aspect originating out of rock cliffs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new natural avalanches have been observed recently. In the region, windslabs continue to be triggered by skiers. Windslabs appear to be most reactive on northerly aspects in the alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One skier triggered wind slab (size 1.5) on a south slope at 3000 m reported from the Wapta on Tuesday. Several loose wet avalanches up to Class 1.5 on solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another report of a small windslab triggered by skiers on Mt. Cathedral two days ago. This makes for several small windslabs being triggered in isolated areas this week, which is not a huge trend but certainty notable.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 2 SL was observed in the alpine in the Saskatchewan river valley as well as several loose size I avalanches on solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps and strong solar triggered a few loose, moist natural avalanches to size 2 yesterday. Skiers were also able to ski cut a size 2.5 avalanche from a steep S asp at 2350m. The avalanche was loose and ran several hundred meters, entraining the loose moist surface snow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday but visibility was poor. On Tues skiers ski cut a size 2.5 from a steep S asp at 2350m. The avalanche ran several hundred meters entraining the moist surface snow. North of the Park a size 3 skier triggered avalanche resulted in a fatality. This showed that while unlikely, triggering deep slabs is possible. </span></p>
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</style><p class="p_427A7D41"><span class="s_AA239A9B">There has been continued snowballing and sluffing out of exposed rocky areas in sun exposed slopes with the warm temperatures and daytime heating. Otherwise there has been no new avalanche activity in the last couple of days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New avalanche activity is small &amp; restricted to steep solar slopes usually near rocky terrain. Additional inputs of energy from rain, strong solar radiation, &amp; poor refreezing temperatures overnight will exacerbate this problem. Windslabs could be triggered by skiers, and these smaller avalanches could trigger the basal weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural cycle of loose wet avalanches was observed yesterday in the highway corridor, up to size 2.5. Warm temperatures will continue to destabilize the snowpack throughout today. Yesterday skiers reported feeling a large whumph on the approach to Little Sifton Col, prompting the group retreat. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new avalanches reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very poor visibility so no observations for high elevations.  Sluffing out of steep terrain was observed at peak of storm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural cycle of loose wet avalanches yesterday afternoon in the highway corridor. Avalanches started in moist, high alpine start zones and ended with wet deposits up to size 2.5. Wind slab avalanches were observed on the north face of Mt Cheops to size 1.5. On Dome Glacier, a size 2.0 wind slab was triggered by the 5th skier on the slope. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small wind slabs reacting to ski cuts and explosives but nothing larger than size 1.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 2.5 slab avalanche was observed below an alpine ridge on NE aspect.  This avalanche stepped down to a crust deeper in the snowpack.  No other natural avalanches were noted today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural cycle of moist/wet avalanches yesterday in the highway corridor. Avalanches were observed to size 2.5. This cycle continued into the evening as rain, snow and wind continued. Two days ago on Dome Glacier, a size 2.0 wind slab was triggered by the 5th skier on the slope, running 130m to the bench below the headwall. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The interfaces that were buried with this recent storm, particularly on the south aspects - should be treated with respect and caution.  No natural avalanches have been reported recently.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small wind slabs reacting to ski cuts and explosives but nothing larger than size 1.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday skiers reported triggering a Sz 2.5 avalanche in the Ursus area 25cm deep, 150-200m wide. Lots of whumphing was observed at TL. Natural moist/wet and slab avalanches to Sz 3.0 occured on Saturday. Two days ago on Dome Glacier, a size 2.0 wind slab was triggered by the 5th skier on the slope, running 130m to the bench below the headwall. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Visibility has been poor for the last few days but some size 2.5 debris piles can be seen below the clouds in the run-outs in several of our large alpine paths. We suspect the storm snow is failing as a soft slab and running on the new rain crust or entraining the moist snow below. The surface snow sluffs easily with skier traffic in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No natural avalanches have been reported recently.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural size avalanche size 1.5 was observed near the Balfour Hut today. The observer describes the avalanche as a hard windslab. It was noted at 2300m on a North aspect. No other avalanches were observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Whumphing has been observed in the Hermit area ~2000m yesterday. Two days ago skiers reported triggering a Sz 2.5 avalanche in the Ursus area 25cm deep, 150-200m wide. Lots of whumphing was observed at TL on that day in the Connaught Drainage </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No natural avalanches have been reported recently.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural size avalanche size 1.5 was observed near the Balfour Hut on Tuesday. The observer describes the avalanche as a hard windslab. It was noted at 2300m on a North aspect. No other avalanches were observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent activity observed. A  large cornice failure onto a easterly facing alpine start zone, known to be a frequent performer, failed to produce an avalanche.  Limited older (&gt;48hrs) size 2 activity from treeline and above is thought to have been triggered by solar radiation. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday skiers triggered a slab avalanche on Youngs Peak. It was on a NW aspect, ~2400m, was reported to be 15-60cm deep, 30m wide and 100m long. In the region, windslabs have been triggered by riders daily causing avalanches to size 2. Whumphing continues to be reported from treeline areas throughout the park. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No natural avalanches have been reported recently.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent activity observed. A large cornice failure onto a easterly facing alpine start zone, known to be a frequent performer, failed to produce an avalanche. Limited older (&gt;72hrs) size 2 activity from treeline and above is thought to have been triggered by solar radiation. Today's observations were limited due to poor visibility.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday skiers triggered a slab avalanche on Youngs Peak. It was on a N aspect, ~2100m, was reported to be 15-60cm deep, 30m wide and 100m long. In the region, windslabs have been triggered by riders daily causing avalanches to size 2. Whumphing continues to be reported from treeline areas throughout the park. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Good visibility today showed evidence of previous widespread loose dry avalanches and storm slab avalanches from treeline and above which resulted in substantial moist debris piles as they reached lower elevations. Loose wet activity has been focused on mainly E and S slopes but will become more widespread as heating continues into the weekend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No natural avalanches have been reported recently.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Local ski areas were able to ski cut small wind slabs in immediate lees areas on Friday. This problem is expected to increase slightly over the next 36hrs as more snow arrives. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche patrol on Friday. No avalanches reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several avalanches were reported in the Connaught Creek drainage from the north side of Mt Cheops, running half fan. A small natural cycle was observed in the highway corridor with 3 slab avalanches size 2- 2.5, beginning in high aline start zones and terminating mid-fan with moist deposits. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Good visibility today showed evidence of previous widespread loose dry avalanches and storm slab avalanches from treeline and above which resulted in substantial moist debris piles as they reached lower elevations. Loose wet activity has been focused on mainly E and S slopes but will become more widespread as heating continues into the weekend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several skier triggered small wind slabs in immediate lee features were reported by the local ski areas on Friday. We expect this problem to increase slightly over the weekend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Local ski areas were able to ski cut small wind slabs (sz.1) in immediate lee areas on Saturday.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new avalanches reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A field team on Grizzly Shoulder heard several natural avalanches occurring up the Connaught Creek drainage as daytime temperatures warmed. While descending Grizzly Shoulder the field team ski cut several loose moist avalanches up to size 2, entraining moist snow and running far and fast on the March 14 crust. Several moist naturals in HWY paths. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous wet avalanches below treeline today in the afternoon due to heavy rains in the Little Yoho region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunshine Backcountry: </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">1. Peak 2880 North of Fatigue Mtn: Size 2 windslab 50m wide 50cm deep and 400m long in steep terrain in the immediate lee within the last 48 hours </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">2. Newfie Bowl (adjacent to Bye Bye Bowl): Size 2 windslab 80m wide 40cm deep and 200m long at 2400m in elevation. Steep rocky terrain in immediate lee within the last 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new avalanches reported, but limited visibility today for higher elevation areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there was a small natural avalanche cycle, numerous avalanches to size 3 in the highway corridor east of the Rogers Pass summit. Backcountry user reported very touchy conditions just west of the Park below 2000m releasing avalanches 30-60cm deep. 2 days ago, a field team ski cut moist avalanches to size 2 running far on Grizzly Shoulder.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today. However, there is a strong likelihood that wet loose avalanches were running on solar aspects this afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Local ski hills reported a few small explosive controlled windslabs in steep unsupported terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1 size 2 slab avalanche near Big Bend on 93S was noted where wind loading and/or rising freezing levels triggered a 70m wide slab from a steep Northeast slope at 2300m. Recent snow and winds had mostly smoothed out the fracture line, and much of the scoured Alpine has a deceptively camouflaged white cover.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday, neighboring backcountry users reported touchy conditions outside the Park releasing avalanches and remotely triggering them 30-60cm deep. Numerous loose avalanches from solar radiation on south aspects in the highway corridor. From two days ago a there was a natural avalanche cycle with numerous slab and loose avalanches to size 3. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">It has been a fairly active week with high freezing levels driving a prolonged cycle. Storm and winds slabs that developed from last week's storms failed TL and above to size 2.5 mainly as a result continued wind loading. Extensive loose moist activity to sz 2 associated with rain or solar heating has affected many slopes mainly TL and below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Local ski hills reported a few small explosive controlled windslabs in steep unsupported terrain over the past 2 days. Temperatures remained cool today - no pinwheeling observed and crusts remained intact down to 1900 m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">ltd observations, no new reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the park yesterday a field team found touchy conditions on northerly aspects at treeline. Convex rolls were reactive to ski cuts, triggering 65cm deep slabs. Loose snow sluffing off cliffs has been triggering similar deep slabs. Yesterday on a SE aspect, ~2200m on Mt Catamount 2 size 2.5-3 natural avalanches occurred. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small windslab avalanches triggered by explosives or skiers occurred earlier in the week.  No new avalanches reported or observed today. Temperatures remained cool again today - no pinwheeling observed and crusts remained intact.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field reports found no new activity to report.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Conditions are touchy at treeline. Convex rolls are reactive to ski cuts, triggering 65cm deep slabs. Loose snow sluffing off cliffs has been triggering similar slabs. Yesterday strong solar in the afternoon triggered a size 2 in &quot;Frequent Flyer&quot; up Connaught, which ran into the avalanche fan stopping above the uptrack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One skier triggered size 1.5 wind slab reported from a SE aspect at 2700 m in Bow Summit area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field reports found no new activity to report.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Additional load and warming temperatures will increase the sensitivity of the weak layers in the upper snowpack.  Convex rolls are reactive to ski cuts triggering slabs on the weak facet layer on top of crust combo.  Loose snow sluffing out of steep terrain has also been enough load to trigger this layer.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche activity has tapered off compared to last weekend with cooler temperatures on Tue/Wed. New snow translated into loose dry activity overnight Tue creating some large debris piles with up to sz 2 avalanches. Rain and warmth triggered snowballing and small loose wet activity only size 1 overnight Wed and during the day Thur. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported in this area today. See report of skier triggered avalanche in Banff/Yoho/Kootenay Region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Several natural avalanches occurred today up to size 2.5 around the Sunshine Ski Area back country. Many loose wet avalanches with some of them triggering slab avalanches in the lower track below tree line. Suspect with today's warm temps that cornices will be very touchy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A loose wet avalanche cycle occurred Friday afternoon primarily at treeline on easterly aspects up to size 2. Of note was a large size 3 slab on Mt. Saskatchewan on a steep NE facing alpine slope likely on the basal facet layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday a field team on Mt Abbott observed several loose snow avalanches up to size 2.0, running in steep alpine terrain during the warmest part of the day. Two size 2.0 moist avalanches were observed in the highway corridor running on Mt MacDonald, on the east side of Rogers Pass. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Several natural avalanches occurred today up to size 2.5 around the Sunshine Ski Area back country and some loose wet avalanches up to size 1.0 at the Lake Louise Ski area.  Many loose wet avalanches with some of them triggering slab avalanches in the lower track below tree line. Suspect with today's warm temps that cornices will be very touchy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Many loose wet avalanches to size 2 at treeline and below were noted Saturday through the forecast region due to Friday's heat, and Saturday's rain.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The loose wet avalanche cycle that occurred on Friday has abated with field teams only observing two wet slides on northerly aspects to size 2. The size 3 slab on Mt. Saskatchewan that failed on the basal facet layer highlights the issue of this lingering deep persistent weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Artillery avalanche control in the highway corridor resulted in several size 20-2.5 slab avalanches. Avalanches were moist in character and failed on a crust in the upper snowpack. Several Natural loose wet and slab avalanches were observed in the highway corridor and adjacent backcountry areas during the warmest part to the day. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of loose/wet avalanches today up to size 2 occurring at treeline and below with limited visibility into the alpine.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lake Louise and Sunshine reported significant cornice growth and several wind slabs up to size 1.5 being easily triggered on the March 28th crust interface. Wind slabs were far more stubborn to trigger on north aspects due warm temps and rapid settlement.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The loose wet avalanche cycle that occurred on Friday has abated because of cooler temps and cloud cover. The size 3 slab on Mt. Saskatchewan that failed on the basal facet layer highlights the issue of this lingering deep persistent weakness.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose wet avalanches observed in the highway corridor yesterday ranging in size 2.0 to 2.5. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine several storm snow avalanches were reported out of steep terrain. Lake Louise and Sunshine reported significant cornice growth and several wind slabs up to size 1.5 being easily triggered on the March 28th crust interface. Wind slabs were far more stubborn to trigger on north aspects due warm temps and rapid settlement.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in the forecast area today. The size 3 slab on Mt. Saskatchewan that failed last week on the basal facet layer highlights the serious issue that this lingering deep persistent weakness presents.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose wet avalanches observed in the highway corridor yesterday ranging in size 1.5 to 2.5. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warming and rain to 2400m last week created widespread loose wet avalanches to ridgetops on solar slopes and to Treeline on shaded slopes. Heating and strong west contributed to several cornice failures, a few of which triggered significant slabs to size 2.5 on North facing slopes in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the alpine several storm snow avalanches were reported out of steep terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today, however Lake Louise and Sunshine reported significant cornice growth and several wind slabs up to size 1.5 being easily triggered on solar aspects yesterday. Wind slabs were far more stubborn to trigger on north aspects due warm temps and rapid settlement.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in the forecast area today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose wet snow avalanches through the highway corridor yesterday ranging from size 1.5 to 3. Of note was a glide crack release off the north side of Mount MacDonald. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is lots of evidence of loose wet avalanches from warm weather and rain over the past weekend. No avalanches have been observed or reported in past 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche patrol today.  No new avalanches reported in the forecast area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous size 2-3, loose wet avalanches were observed along the highway corridor. Avalanche activity tapered off in the afternoon as temps cooled, precipitation rates decreased and winds died down.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 2 on a steep (40+ degree) moraine feature was triggered yesterday by a party exiting from Peyto hut with no involvement.  The slide was approximately 100m wide and was the site of recent wind loading.  The slide stepped to ground showing that the basal facets are mainly dormant, but features like these are still possible to initiate.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new natural avalanches reported in the forecast area. No natural avalanches were observed during a fieldtrip to the Whislter creek drainage. However, some snowballing was evident on solar aspects in the afternoon</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches were observed in Glacier National Park yesterday. Ski cuts produced small sluffs in the new snow on steep slopes at treeline. Wind slabs on lee features in the alpine were reported to be reactive to skier traffic, producing size 1 avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With the cooling over the last two days, slab activity has diminished however today loose moist activity was occurring with solar heating and loose dry activity could be seen on the shaded aspects as the new snow failed over the surface crusts to size 1. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Thin wind slabs with explosives produced up to size 1.0 in the alpine. No other avalanche activity reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small point release avalanches at treeline observed on Good Friday.  Of note, a large serac fall off Mt. Athabasca failed to initiate an avalanche. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches were observed in Glacier National Park yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_DDF6C5E8">An isolated size 2-2.5 avalanche was triggered by a ski touring group on the approach to the Peyto Glacier. The avalanche failed on basal facets in a shallow, steep and rocky moraine feature and had been freshly loaded with snow from the moderate to strong winds this past week.</span><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche activity reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Patrols up Maligne and to the Icefields yielded no new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches were observed in Glacier National Park yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_DDF6C5E8">No new avalanches reported in this area today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some ski cutting results by local ski areas up to size 1.5. Loose dry avalanches have also been observed naturally out of steep unsupported alpine features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches yesterday</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose snow natural avalanches up to size 1.5 were observed in the alpine in isolated locations as well as some natural storm slab failures up to size 1-1.5 at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some solar induced sluffing up to size 1.5 out of steep terrain and loose dry avalanches up to size 1 have been observed in the last 36hrs. We expect to see more avalanche activity out of steep solar aspects as the sun comes out during the next few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several recent cornice falls were observed on steep unskiable terrain which DID NOT propogate any avalanches on the slopes below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 natural size 2.0 slab avalanche yesterday within the highway corridor</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Visibility has been poor over the last few days however neighboring areas are reporting that the new snow is failing as loose dry avalanches to size one. This activity can be expected to continue heating causes a transition to loose wet activity instead. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some solar induced sluffing up to size 1.5 out of steep terrain and loose dry avalanches up to size 1 have been observed in the last 36hrs. We expect to see more avalanche activity out of steep solar aspects as the sun comes out during the next few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some solar induced sluffing up to size 1.5 out of steep terrain and loose dry avalanches up to size 1 have been observed in the last 36hrs.  They likely occurred later in the day over the past few days.  This pattern will continue the next few days with solar input. For tomorrow, the temperatures should remain relatively cool through day.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several loose snow avalanches originating near ridgetop on solar aspects. Debris from recent cornice falls were observed on steep unskiable terrain which DID NOT propagate any avalanches on the slopes below. Despite relatively sunny skies, the air remained cool dampening avalanche activity. Likely the same condition expected Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skier triggered avalanche at the top of Forever Young couloir yesterday, size 2.0, ~40m wide, 10cm deep, 400m long, NW aspect, ~2600m. More information at </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/" target="_blank"><span class="s_9255B882">avalanche.ca</span></a><span class="s_AA239A9B"> when you click on the blue dot in Glacier National Park</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some solar induced sluffing up to size 1.5 out of steep terrain and loose dry avalanches up to size 1 have been observed in the last 36hrs. They likely occurred later in the day over the past few days. This pattern will continue the next few days with solar input. For tomorrow, the temperatures should remain relatively cool through day.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">As of 2:00 pm on Wednesday, no significant avalanches have been observe or reported. This time of year there is often avalanche activity in the late afternoon when the sun is most intense on S and W aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several loose snow avalanches up to size 2 originating near ridgetop on very steep solar aspects were observed yesterday. Debris from recent cornice falls were also noted on steep unskiable terrain which DID NOT propagate any avalanches on the slopes below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Monday there was a skier triggered avalanche at the top of the Forever Young couloir. A thin windslab was triggered at the top resulting in a size 2.0 that ran 400m. Yesterday there were a few natural solar triggered loose wet avalanches to size 2.5. Cornice failures have also been triggering slabs in isolated locations to size 2.0</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">As of 2:00 pm on Wednesday, no significant avalanches have been observe or reported. This time of year there is often avalanche activity in the late afternoon when the sun is most intense on S and W aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed in the Maligne lake area today. Debris from recent cornice falls have been noted recently on steep unskiable terrain which DID NOT propagate any avalanches on the slopes below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Monday there was a skier triggered avalanche at the top of the Forever Young couloir. A thin windslab was triggered at the top resulting in a size 2.0 that ran 400m. Daily there continue to be a few natural solar triggered loose wet avalanches to size 2.5. Cornice failures have also been triggering slabs in isolated locations to size 2.0</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose dry activity to sz 2 started early this week. As temperatures climbed Tuesday through Thursday, loose wet activity to ridgetops could be seen on all but alpine shaded slopes to sz 1.5. Some significant slab avalanches and cornice failures to sz 2.5 have been seen along ridgecrests faces in alpine and high treeline terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small loose wet avalanches from steep rocky terrain were noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few loose wet avalanches up to size 1.5 out of steep south facing rocky terrain in the past 24 hrs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed for sometime. Debris from recent cornice falls have been noted recently on steep unskiable terrain which DID NOT propagate any avalanches on the slopes below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The daytime heat triggered 2 natural cornice avalanches that pulled out slabs on the slope below. On the North face of Mt Bonney and Mt Clarke, a cornice triggered a size 3.0 avalanche that failed on glacier ice. Glide crack avalanches continue to be observed below treeline up to size 2.5. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One small skier accidental on a N aspect on Mt Bell on Saturday in the new snow. Ski cutting produced numerous small wind slabs at the local ski areas. One recent size 2.5 failing on the basal facets in the Observation Peak area in the past 48hrs. Several recent cornice failures pulling out small slabs on the basal facets have been reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some point releases to size 2 observed running on the recent temperature crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday. Natural avalanches are expected today with last night's snowfall returning the area to winter conditions. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One small skier accidental on a N aspect on Mt Bell on Saturday in the new snow. Ski cutting produced numerous small wind slabs at the local ski areas. One recent size 2.5 failing on the basal facets in the Observation Peak area in the past 48hrs. Several recent cornice failures pulling out small slabs on the basal facets have been reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported but the potential for triggering wind-slabs at ridge crest is definitely there today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Limited observations on 93 south today due to poor visibility and blowing snow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some windslab activity up to size 2 observed in alpine areas over the last 24-hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Three cornice failures were noted today. One initiated a size 2 slab on Parkers ridge. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous Na Sz 1.5 to 2.5 Natural avalanches observed yesterday on North and south aspects. `</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With the snow over the weekend there was a limited cycle of loose dry avalanches out of steep shaded terrain. With strong heating today widespread loose wet and a limited amount of wet slab activity was seen as the storm snow failed over the previous crusts. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some windslab activity up to size 2 observed in alpine areas over the last 24-hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_A9A7295C">A very close call yesterday with a solo skier triggering a size 2 windslab avalanche on a N aspect in the alpine on Cathedral mountain. The skier went for a ~300m ride and was partially buried with some gear broken. He was lucky to walk away with minor injuries. This is indicative of the windslab problem that has formed over the last few days</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Three cornice failures were noted yesterday. One initiated a size 2 slab on Parkers ridge.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1 size 2.0 natural avalanche and 1 size 2.0 natural cornice release yesterday in the highway corridor east of the Rogers Pass summit. From two days ago, skiers triggered slab avalanches to size 1.5 in the Tree Triangle gully, ~2000m, 30-40cm deep, 20m wide and 75m long</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A very close call yesterday with a solo skier triggering a size 2 windslab avalanche on a N aspect in the alpine on Cathedral mountain. The skier went for a ~300m ride and was partially buried with some gear broken. He was lucky to walk away with minor injuries. This is indicative of the windslab problem that has formed over the last few days</span></p>
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</style><p class="p_CC664AAA"><span class="s_A9A7295C">A large (size 3) slab avalanche triggered by a cornice fall was observed on the Simpson Ridge, beyond the Sunshine backcountry. Also, a pair of skiers triggered a size 2 avalanche on the obviously windloaded roll to the north of Quartz Ridge - this one could have been predicted as that is a fat, convex roll. Generally the wind kept the snow cool.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural cornice failures continue and many more are waiting their turn to fall. Several point releases observed on steep solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 size 2 naturals were observed along the highway yesterday, triggered by windloading. On Sunday, skiers triggered slab avalanches to size 1.5 in the Tree Triangle gully at ~2000m, 30-40cm deep, 20m wide and 75m long. In the surrounding region there were reports of cornices triggering slabs, and skier remote's and accidentals to size 2.</span></p>
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</style><p class="p_CC664AAA"><span class="s_A9A7295C">A large (size 3) slab avalanche triggered by a cornice fall was observed on the Simpson Ridge, beyond the Sunshine backcountry. Also, a pair of skiers triggered a size 2 avalanche on the obviously windloaded roll to the north of Quartz Ridge - this one could have been predicted as that is a fat, convex roll. Generally the wind kept the snow cool.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant avalanches were observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity reported or observed</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday, but several size 1.5-2.0 avalanches were observed in the highway corridor within the past few days. Point release activity has occurred on steeper solar aspects caused by above freezing temperatures at higher elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant avalanches were observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity reported or observed</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant avalanches were observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity reported or observed on Thursday. No avalanche patrol conducted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lake Louise reporting only small soft wind slabs in the immediate lees of ridge crests. A field trip to the Sunshine are saw no new activity.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity reported </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread natural avalanche cycle accompanied new precipitation and wind yesterday afternoon and into the overnight period. Several large avalanches were observed from the highway corridor east of Rogers Pass, up to size 3. Avalanches starting high in&nbsp; the alpine triggered additional slabs at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only small avalanches from from alpine terrain were reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous avalanches were observed from the highway corridor east of Rogers Pass, up to size 2.5. Avalanches starting high in the alpine triggered additional slabs at lower elevations. Whumpfing and cracking was observed below treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only small avalanches from from alpine terrain were reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Small windslabs local to ridgecrests are reactive to skier traffic in the alpine and at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity observed in the Maligne Valley area on Sunday or the Columbia Icefield area on Saturday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous avalanches were observed throughout the highway corridor. These slides have been running far, well down the runout fans.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Small windslabs local to ridgecrests are reactive to skier traffic in the alpine and at treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Small windslabs local to ridgecrests are reactive to skier traffic in the alpine and at treeline. Some cracking observed in a steep below treeline glade today where the Dec. 3rd surface hoar was present. Limited observations in the alpine due to poor visibility.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanches and skier triggered slides in the 1-1.5 size range were reported yesterday. Numerous avalanches were recorded in the highway corridor. These slides all appeared to be releasing on the Dec 2nd surface hoar layer. Field tests on a SE aspect at 2000m on Grizzly Shoulder gave a Rutch block 3 full block 50cm down on a sun crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small windslabs local to ridgecrests are reactive to skier traffic in the alpine and at treeline. Some cracking observed in a steep below treeline glade today where the Dec. 3rd surface hoar was present. Limited observations in the alpine due to poor visibility.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Small windslabs local to ridgecrests are reactive to skier traffic in the alpine and at treeline. Some cracking observed in a steep below treeline glade today where the Dec. 3rd surface hoar was present. Again, limited observations in the alpine due to poor visibility.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Icefields was described as driving through pea soup thus visibility was poor. Expect some natural activity in the alpine with this storms input. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural cycle is underway, with numerous size 2 to size 3 avalanches observed along the highway corridor last night and this morning. Yesterday, field teams were able to easily ski-cut size 1 soft slabs from unsupported features, especially below 1700m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small windslabs local to ridgecrests are reactive to skier traffic in the alpine and at treeline. Some cracking observed in a steep below treeline glade today where the Dec. 3rd surface hoar was present. Again, limited observations in the alpine due to poor visibility.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Size 1 wind slabs in immediate lees of alpine terrain ski cut and with explosive work in the Louise area. Size 1 sluffs off steep cliffs triggered by wind gusts today. Some cracking has been observed in a&nbsp; steep below treeline glades where the Dec. 3rd surface hoar is present. Again, limited observations in the alpine due to poor visibility.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility during this storm. No new avalanches observed, but natural activity is expected in the alpine. Expect shedding of loose snow from steep rocky terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Artillery avalanche control yesterday produced numerous avalanches up to size 4. Numerous natural avalanches up to size 3 were observed in the highway corridor before avalanche control commenced, earlier in the day. We suspect there were numerous natural avalanches in the backcountry yesterday, continuing today with the warm temperatures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control at the Sunshine ski resort produced small slab avalanches in leeward areas, but otherwise no significant avalanches have been reported - keep in mind that backcountry observations have been very limited over the past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural slab avalanches in the alpine up to size 3 were observed in the Columbia Icefield area as well as the lands adjacent to Marmot Basin. Several of these slides started as a storm slab, which stepped down to trigger basal weaknesses and caused large full depth avalanches. Loose dry point release were noted out of steep rocky terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there were reports of the Dec 2 surface hoar being remotely and skier triggered producing up to size 2 avalanches at ~1500m. At treeline and above, pockets of soft windslab have been easily triggered with propagations up to 80m wide. On Tuesday avalanches to size 3.5 were triggered naturally and by avalanche control. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control at the Sunshine ski resort produced small slab avalanches in leeward areas, but otherwise no significant avalanches have been reported - keep in mind that backcountry observations have been very limited over the past week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Friday at the Lake Louise ski resort produced slab avalanches in alpine lee areas up to size 2. Small loose snow avalanches were also observed in steep alpine terrain.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural slab avalanches in the alpine up to size 3 were observed in the Columbia Icefield area as well as the lands adjacent to Marmot Basin. Several of these slides started as a storm slab, which stepped down to trigger basal weaknesses and caused large full depth avalanches. Loose dry point release were noted out of steep rocky terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday numerous size 2 natural avalanches were observed in steep avalanche paths, likely triggered by windloading. On Wednesday, there were reports of the Dec 2 surface hoar being remotely and skier triggered producing up to size 2 avalanches at ~1500m. At treeline and above, pockets of soft windslab have been easily triggered.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Friday at the Lake Louise ski resort produced slab avalanches in alpine lee areas up to size 2. Small loose snow avalanches were also observed in steep alpine terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed today in our forecast area. Ski cutting produced some small slabs on the Dec 3 SH in steep terrain below tree line near Bow Summit. Kananaskis Country reported one size 2.5 natural avalanche out of steep wind loaded alpine terrain in the Hero's Knob area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The natural cycle of storm slab avalanches (some stepping down to ground) which occurred following the last big storm has subsided. The majority of the avalanche activity occurred in the alpine and treeline elevation bands. No avalanches have been observed or reported associated with the Dec3 surface hoar layer down 60cm in the Jasper region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive tests produced 2 size 1.5 avalanches triggered in the storm slab at treeline.  No other new avalanches were observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed today in our forecast area. Ski cutting produced some small slabs on the Dec 3 SH in steep terrain below tree line near Bow Summit. Kananaskis Country reported one size 2.5 natural avalanche out of steep wind loaded alpine terrain in the Hero's Knob area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed today in our forecast area. Ski cutting produced some small slabs on the Dec 3 SH in steep terrain near the Simpson slide paths today. These slabs were ski cut in the immediate lee.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The natural cycle of storm slab avalanches (some stepping down to ground) which occurred following the last big storm has subsided. The majority of the avalanche activity occurred in the alpine and treeline elevation bands. No avalanches have been observed over the weekend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new observations in the last 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed today in our forecast area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunshine ski area avalanche control team reported triggering small soft windslabs in steep alpine terrain with explosives today. Otherwise no new avalanches observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new significant avalanche activity has been observed albeit minor point releases reported on solar aspects from steep rocky terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche activity has tapered off since Friday. The only recent activity that has been observed is out of regular performers in steep, 'unskiable', wind loaded gullies.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed today in our forecast area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new avalanches observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed and reported </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Pockets of wind affected snow above 2200m from previous wind events. Skier triggering is possible and reported to be within the top 20cm of snow, cracking up to 10m wide. Keep this in mind when transitioning into open slopes.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">No reports of the Dec 2 interface being reactive over the weekend, but this layer can still trigger a large avalanche.</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 new avalanches observed in past 48 hours</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new avalanches observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed and reported </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sluffing and skier triggered size 1's from sidewalls of steep gully features have been reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed in past few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new avalanches observed in the last few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed and reported </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sluffing and skier triggered size 1's from sidewalls of steep gully features have been reported in the alpine. Yesterday, a team was able to ski cut small size 1's from steep, unsupported features at and below tree-line in NRC Gully. These soft slabs were failing on the Dec 2 surface hoar/sun crust, which was only 20cm deep due to wind-scouring.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed in past few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new avalanches observed in the last few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed and reported </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sluffing and skier triggered size 1's from sidewalls of steep gully features have been reported in the alpine. Several size 1.5 point release avalanches were observed in the Connaught area, triggered from steep rocky terrain. A size 2.5 natural slab avalanche had a long thin run of 1500m from cliffs below Teddy Bear Ridge in to the basin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose dry sluffing observed out of steep terrain this afternoon. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed in past few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> A few reports of loose dry and windslab activity out of alpine terrain. Recent snowfall has combined with moderate W and SW winds creating isolated fresh slabs in alpine terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations yesterday. Received reports of skiers remote triggering small soft slab avalanches in the Connaught Creek drainage within the top 20cm of new snow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> A few reports of loose dry and windslab activity out of alpine terrain. Recent snowfall has combined with moderate W and SW winds creating isolated fresh slabs in alpine terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports citing windslabs up to size 2 in the alpine sensitive to skier traffic have come in over the last 24 hrs as well as a few natural cornice events. Small loose dry activity has also been seen at treeline and above, while these are of minimal consequence at this time in all but extreme terrain, their size is likely to increase. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Six size 2-2.5 slab avalanches observed out of steep N facing terrain just east of Rogers Pass.&nbsp; These slabs initiated in the storm snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity. A size 1.5 avalanche was observed out of the extreme terrain on the East face of Forum peak yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports citing windslabs up to size 2 in the alpine sensitive to skier traffic have come in over the last 24 hrs as well as a few natural cornice events. Small loose dry activity has also been seen at treeline and above, while these are of minimal consequence at this time in all but extreme terrain, their size is likely to increase. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small loose dry avalanches have been observed in very steep alpine terrain. Local ski areas were able to trigger small wind slabs up to size 1 in the alpine with avalanche control. No new natural slab avalanches have been observed.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 2.5 and one size 1.5 storm slab avalanches out of steep S aspect terrain of Mt Tupper yesterday along the highway corridor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small loose dry avalanches have been observed in very steep alpine terrain. Local ski areas were able to trigger small wind slabs up to size 1 in the alpine with avalanche control. No new natural slab avalanches have been observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new natural slab avalanches have been observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the past 24hrs there has been one new observation of a class 2 slab avalanche from steep alpine NE facing terrain which was triggered by a large cornice failure in the icefields area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural cycle occurred yesterday along the highway corridor with numerous avalanches up to sz 2.0 coming out of steep, wind loaded, 'un-skiable' terrain.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous sz 1.0 surface sluffs were observed out of steep, rocky features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several size 1 loose snow avalanches, both natural and human triggered, have been observed and reported in the past couple of days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new natural slab avalanches have been observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural slab avalanches have been observed today, except sluffing in really steep terrain due to the low density surface snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the past 24hrs there has been one new observation of a class 2 slab avalanche from steep alpine NE facing terrain which was triggered by a large cornice failure in the icefields area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches were observed in the Park yesterday. Recent avalanches have been triggered when the winds pick up, loading steep lee features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One large slab avalanche failed naturally within the last 24 hours, on an open slope at Treeline elevation on the Eastern aspect of Mt Rowe. Also, several size 1 loose snow avalanches, both natural and human triggered have been observed over the past two days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Today a natural cornice fall occurred in the upper left fork of the Emerald Lake Slide Path, running 400m down the ski line. The good news is that this large load didn't trigger a slab in the start zone below; the bad news is that it obliterated someone's uptrack. A good reminder of the residual risk that lingers even during periods of Low danger. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural slab avalanches have been observed recently. Some sluffing has been observed in really steep terrain due to the low density surface snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in past 48 hours</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there was one natural avalanche observed in the Park. It was a size 2.5 from a very steep north facing path off Mt Macdonald. There was one skier triggered size 2 avalanche east of the Park. It was a 40cm deep windslab on a NW aspect in the alpine and ran 600m. </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 new natural slab avalanches have been observed recently. Some sluffing has been observed in really steep terrain due to the low density surface snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One new natural slab avalanche was observed on a steep N facing hanging snowfield on White Pyramid, 15-20m wide and about 1m deep, possibly cornice triggered. Some sluffing has been observed in really steep terrain due to the increasing winds moving the low density surface snow .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations in the last 24hrs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One new natural slab avalanche was observed on a steep N facing hanging snowfield on White Pyramid, 15-20m wide and about 1m deep, possibly cornice triggered. Some sluffing has been observed in really steep terrain due to the increasing winds moving the low density surface snow .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One new natural slab avalanche was observed Friday on a steep N facing hanging snowfield on White Pyramid, 15-20m wide and about 1m deep, possibly cornice triggered. Some sluffing has been observed in really steep terrain due to the increasing winds moving the low density surface snow .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in past 48 hours</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Moderate winds out of the south triggered a small avalanche cycle east of the pass along the steep faces of Mt MacDonald and Mt Tupper. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several size 1 loose snow avalanches were observed yesterday, likely triggered by the snowfall on Christmas eve.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One new natural slab avalanche was observed Friday on a steep N facing hanging snowfield on White Pyramid, 15-20m wide and about 1m deep, possibly cornice triggered. Some sluffing has been observed in really steep terrain due to the increasing winds moving the low density surface snow .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some sluffing and small natural cornice failures have been observed in really steep terrain due to the increasing winds moving the low density surface snow. Local ski areas have reported being able to ski cut small winds slabs in alpine lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small loose snow avalanches in steep isolated areas. Observed below tree-line where the snowpack is shallow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several size 1.5 soft slabs have been observed along the highway corridor out of steep extreme terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some sluffing and small natural cornice failures have been observed in really steep terrain due to the increasing winds moving the low density surface snow. Local ski areas have reported being able to ski cut small winds slabs in alpine lee areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous size 1.5 soft slabs have been observed along the highway corridor out of steep extreme terrain.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Skiers reporting small sz 1 pockets of soft slab along and below ridge crest in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural size 1-2 slab avalanches were observed yesterday, likely triggered by loading and slab development from the weekends wind event.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 1.5 natural slab avalanche was observed at 2100 m in an avalanche path above the Sunshine Village parking lot. Trigger is unknown, but we speculate a piece of cornice perhaps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday, a skier accidentally triggered a size 1.5 avalanche on a W aspect at ~2200m while descending &quot;NRC&quot; on the Macdonald West Shoulder. It was a 20cm deep, very soft wind-slab. 7 size 1.5 to 2 natural avalanches were observed from steep N and S facing paths. There was also a size 2 deep slab avalanche when a glide crack released on a S aspect</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural and skier triggered wind slabs up to size 1.5 have been observed in the past 48 hours at and above treeline. Sluffs out of steep solar terrain were observed today with the warming temperatures.</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">No new avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there were numerous loose, solar triggered avalanches. They were up to size 1.5 and were occurring from steep, rocky terrain exposed to the sun. On Monday, a skier accidentally triggered a size 1.5 avalanche on a W aspect at ~2200m while descending &quot;NRC&quot; on the Macdonald West Shoulder.  There have also been glide crack releases observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few naturally triggered loose snow avalanches up to size 1.0 have been observed in the past couple of days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural and skier triggered wind slabs up to size 1.5 have been observed in the past 48 hours at and above treeline. Sluffs out of steep solar terrain were observed today with the warming temperatures.</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">Several natural and skier triggered wind slabs up to size 1.5 have been observed in the past week at and above treeline. Loose snow avalanches to size 2 out of steep solar terrain were observed again today with the warming temperatures. Several natural cornice failures to size 2 have also been reported over the past few days.</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">Numerous loose snow avalanches to size 1 reported along the Icefields Parkway Thursday afternoon on steep solar exposed gulleys (ice climbs). </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there was evidence of loose, solar triggered avalanches. They were up to size 1.5 and were occurring from steep, rocky terrain exposed to the sun. On Monday, a skier accidentally triggered a size 1.5 avalanche on a W aspect at ~2200m while descending &quot;NRC&quot; on the Macdonald West Shoulder. There have also been glide crack releases observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural and skier triggered wind slabs up to size 1.5 have been observed in the past week at and above treeline. Loose snow avalanches to size 2 out of steep solar terrain were observed again today with the warming temperatures. Several natural cornice failures to size 2 have also been reported over the past few days.</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">On Friday, loose snow avalanches to size 2 were observed on steep cliffy/gullied terrain with the sun affect. In the past few days, there have been a few natural and skier triggered windslabs up to size 1.5 at and above tree line, several natural cornice failures to size 2, and a rockslide triggered size 3 over</span><a href="https://www.facebook.com/ParksMountainSafety/photos/pb.145133538869977.-2207520000.1451672585./919878254728831/?type=3&amp;theater" target="_blank"><span class="s_9255B882"> Home Brew Ice Climb</span></a><span class="s_AA239A9B"> on Mt. Stephen. </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">Numerous loose snow avalanches to size 1 observed along the Icefields Parkway Thursday afternoon on steep solar exposed gulleys (ice climbs).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there was evidence of loose, solar triggered avalanches. They were up to size 2 and were occurring from steep, rocky terrain exposed to the sun. This week we have also had two skier triggered avalanches from high alpine terrain features, both were sz 1.5 windslabs. There have also been glide crack releases observed below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One small loose wet avalanche observed this afternoon from solar aspect Alpine terrain. Also, a few small wind slabs occurred yesterday in Alpine terrain. These were on North facing slopes loaded by downslope winds / light spindrift from steeper terrain above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Today loose snow avalanches to size 2 were observed on steep cliffy/gullied terrain with the sun affect. In the past few days, there have been a few natural and skier triggered windslabs up to size 1.5 at and above tree line, several natural cornice failures to size 2, and a rockslide triggered size 3 over </span><a href="https://www.facebook.com/ParksMountainSafety/photos/pb.145133538869977.-2207520000.1451672585./919878254728831/?type=3&amp;theater" target="_blank"><span class="s_69909980">Home Brew Ice Climb</span></a><span class="s_1681A555"> on Mt. Stephen. </span><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">Numerous loose wet snow avalanches up to size 2 have been observed on steep rocky terrain with the sun affect and warm alpine temperatures. Several recent small cornice failures have also been observed.  </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">Numerous loose snow avalanches up to size 2 observed in the alpine in the Maligne Lake area Saturday on steep solar exposed gulleys. This activity will subside as the inversion dissipates and alpine temperatures fall on Sunday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there was evidence of loose, solar triggered avalanches. They were up to size 2 and were occurring from steep, rocky terrain exposed to the sun. This week we have also had two skier triggered avalanches from high alpine terrain features, both were sz 1.5 wind slabs. There have also been glide crack releases observed below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose wet snow avalanches up to size 2 have been observed on steep rocky terrain with the sun affect and warm alpine temperatures. Several recent small cornice failures have also been observed. </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">Numerous loose wet snow avalanches up to size 2 have been observed on steep rocky terrain with the sun affect and warm alpine temperatures. Forecasters ski cut a small windslab 15m wide, 10cm deep 30m long at 2450m in the alpine (size 0.5). Several recent small cornice failures have also been observed. </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">Numerous loose snow avalanches up to size 2 observed in the alpine in the Maligne Lake area Saturday on steep solar exposed gulleys. This activity will subside as the inversion dissipates and alpine temperatures fall on Sunday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Continued signs of sluffing from steep solar terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small, isolated Loose Wet avalanches were observed on steep solar aspects on Jan 1, associated with a warm layer of air aloft that has since moved on.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported in the forecast region today however, avalanches up to size 2 likely occurred on steep rocky terrain with the sun affect and warm alpine temperatures on today. The possibility of loose/wet avalanches will subside on Monday with incoming cloud cover and light snowfall. Small cornice failures are also possible. </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 new avalanches observed 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">No new avalanche observations in past 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The only recent observations are sluffing out of steep solar terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported 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">No new slab avalanches today, but a party triggered a size 1.5 sluff avalanche in a steep gully. This relatively small avalanche gained speed, hit a party below and they tumbled down the couloir. A good example of a small avalanche having a big impact due to the committing nature of the terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several loose size 1 to 2 avalanches were observed east of Rogers Pass in the highway corridor, all off of Mt Tupper and Mt Macdonald. Start zones were steep, rocky, unskiable terrain and the debris stopped high on the fans, so they were not travelling too far.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new slab avalanches today, but a party triggered a size 1.5 sluff avalanche in a steep gully. This relatively small avalanche gained speed, hit a party below and they tumbled down the couloir. A good example of a small avalanche having a big impact due to the committing nature of the terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new slab avalanches reported in past few days, but a party triggered a size 1.5 sluff avalanche in a steep gully on Tuesday. This relatively small avalanche gained speed, hit a party below and they tumbled down the couloir. A good example of a small avalanche having a big impact due to the committing nature of the terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There were isolated loose avalanches to size 2 from both N and S aspects observed in the highway corridor yesterday. All started from steep, rocky alpine terrain and none ventured further than the beginning of their respective avalanche fans.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been no recent avalanche activity observed or reported. Isolated small natural avalanches were observed as a result of last weekends wind event.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new slab avalanches reported in past few days, but a party triggered a size 1.5 sluff avalanche in a steep gully on Tuesday. This relatively small avalanche gained speed, hit a party below and they tumbled down the couloir. A good example of a small avalanche having a big impact due to the committing nature of the terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of loose dry sluffing up to size 1.5 out of steep terrain Thursday as the arctic air pushed into the Rockies and moved the loose snow around in the alpine. Touchy new wind slabs were reported in immediate alpine lee areas on E - SW aspects, also from the NE winds during the day. These were easily triggered by ski cutting near ridge crests. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skier triggered sluffing in steep terrain. No new avalanches were observed yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of loose dry sluffing up to size 1.5 out of steep terrain Thursday as the arctic air pushed into the Rockies and moved the loose snow around in the alpine. Touchy new wind slabs were reported in immediate alpine lee areas on E - SW aspects, also from the NE winds during the day. These were easily triggered by ski cutting near ridge crests. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Most reports are of minor sluffing out of extreme terrain to size 1.5 over the last 24 hours.  Most of the activity occurred yesterday with increased winds.  Activity has slowed, but small soft wind slabs are still being reported at Sunshine ski village near ridge crests.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skier triggered sluffing in steep terrain. No new avalanches were observed yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been no recent avalanche activity observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Most reports are of minor sluffing out of extreme terrain to size 1.5 over the last 24 hours. Most of the activity occurred yesterday with increased winds. Activity has slowed, but small soft wind slabs are still being reported in the high alpine near ridge crests.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche activity has diminished since the new snow fell, after an initial increase in small, skier triggered wind slabs and surface sluffing out of extreme terrain to size 1.5. Neighboring Kananaskis Country reported a size 2 natural wind slab on a West aspect at 2600m failing 40cm deep on the Jan 6 interface, 40m wide and running 600m.</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 new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been no new natural avalanches observed in the past few days. Earlier this week loose avalanches were triggered by wind-loading from extreme terrain on north aspects, running into avalanches fans. Skiers and snowboarders continue to trigger small sluffs on steep terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm Thursday generated a few natural wind triggered sluffs mainly in extreme terrain. Travellers in steep terrain have been triggering sluffs in the faceted surface snow as these layers continue to weaken with the dry conditions.&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">No new avalanches observed or reported today</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Sunday in Kootenay National Park, ski tourers triggered two size 1.5 slab avalanches near to Vermillion Peak. Reports indicate these were windslabs resulting from the recent 10 cm of snow and wind, bonding poorly to a sun crust at 2500 meters.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Three slides were observed off of the steep north facing terrain of Mt MacDonald yesterday. These slides were up to size 2. Sluffing of the weak recrystallized surface snow out of very steep terrain continued yesterday as well. Sluffing was more pronounced on steep solar facing terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Sunday in Kootenay National Park, ski tourers triggered two size 1.5 slab avalanches near to Vermillion Peak. Reports indicate these were windslabs resulting from the recent 10 cm of snow and wind, bonding poorly to a sun crust at 2500 meters.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1 size 1.5 natural avalanche was reported on an open slope on the treed should of Mt. Hector. This was triggered by new snow loading onto an old windslab. It ran for 300m. Additionally, the new surface snow was sluffing far and fast on steep features below treeline adjacent to Vermillion Peak today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Three slides were observed off of the steep north facing terrain of Mt MacDonald in the last few days. These slides were up to size 2 and were loose new snow avalanches running on the old recrystallized surface. Sluffing was more pronounced on steep solar facing terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been no recent avalanche activity observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 1.5 was observed on a steep rocky slope on Mt. Dennis today. This was probably a windslab that was triggered by a small cornice.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 separate avalanches were reported yesterday and today in the Healy paths near ridge crests. These were both  1-1.5 on South aspects over sun crust.  This is similar to other reports over the last few days.  As well, facet avalanches in extreme terrain are running far when initiated at all elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous avalanches up to size 2 were observed from very steep cliffy terrain yesterday. All these avalanches were storm slabs within the 20 cm of new snow running on the old recrystallized surface.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 1.5 on a South aspect over sun crust was reported in the Healy Paths near Sunshine yesterday. This is similar to other reports over the last few days in Little Yoho and the Banff region in Kootenay. As well, facet avalanches in extreme terrain are running far when initiated at all elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today. However, over the last few days there have been some small windslabs reported, primarily in south facing alpine terrain where a buried suncrust is present. As well, facet avalanches in steep terrain are running far when initiated at all elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of small (sz 0.5) loose dry avalanches on steep terrain along the Icefields Parkway today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yes, we have something to talk about here! Numerous slab avalanches from N and S aspects (Mt Macdonald and Mt Tupper) were observed yesterday. Size ranged from 1.5 to 3.5, with steep, rocky start zones, and most avalanches running close to valley bottom. A few loose and slab avalanches to size 2 were observed west of Rogers Pass.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the last few days facet avalanches have been reported which aren't large in size (1-1.5) but are running much further than expected. These will be of most consequence in gully features and terrain traps. Some small wind slabs have also been triggered of similar size in the alpine which were mainly running on suncrust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Loose dry events to size 1.5 in steep terrain require only a very light trigger as the weak facetted surface layers sluff. These can run a surprising distance. There have been a few small windslabs reported in recent days out of alpine ridgecrests. Expect even the smallest windslab to push a significant sluff if it hits a  steep slope below it. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of small size 0.5 loose dry avalanches on steep terrain along the Icefields Parkway today 48 hours old. Visibility was poor Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 3 slab pulled out of the Crossover path yesterday (Herdman Couloir, Mt Macdonald). The start zone is steep, N-Facing rocky terrain, but the path is a perfect skiing angle. This ran further than initially expected. Several size 1-1.5 slabs were observed from SE-SW paths off of MT Tupper, all propagating on the Jan 4 interface.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">An isolated size 1.5 natural avalanche was observed from a SE aspect below treeline. Ski cutting today produced several loose dry avalanches up to size 1.0.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Loose dry events to size 1.5 in steep terrain require only a very light trigger as the weak facetted surface layers sluff. These can run a surprising distance. There have been a few small windslabs reported in recent days out of alpine ridgecrests. Expect even the smallest windslab to push a significant sluff if it hits a steep slope below it. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Loose dry events to size 1.5 in steep terrain require only a very light trigger as the weak facetted surface layers sluff. These can run a surprising distance. There have been a few small wind slabs reported in recent days out of alpine ridge crests but they remain isolated and &quot;sluggish&quot; to move.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Three size 2 avalanches were observed in the highway corridor east of Rogers Pass. The avalanches were triggered in the developing storm slab layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Loose dry events to size 1.5 in steep terrain require only a very light trigger as the weak facetted surface layers sluff. These can run a surprising distance. There have been a few small wind slabs reported in recent days out of alpine ridge crests but they remain isolated and &quot;sluggish&quot; to move.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lake Louise ski hill reported small windslabs from 20-40 cm deep formed overnight, and our field team today triggered sluffs in steep (40+ degree) south facing glades. Do not underestimate the power of the sluffs that are running these days; they are made of dense facets, and what might seem like a small volume can easily knock you off your feet.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of small size1 loose dry avalanches on steep solar terrain along the Icefields Parkway today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported yesterday in Glacier National Park. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several Size 1 Loose Dry avalanches were artificially triggered by parks forecasters in steep trees near Cameron Lake on Friday, and numerous natural Size 1 Loose Dry avalanches were observed today from steep terrain at all elevations. One natural Size 1.5 Wind Slab was observed today in alpine terrain, triggered by sluffing from cliffs above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lake Louise ski hill reported small windslabs from 20-40 cm deep formed overnight, and our field team today triggered sluffs in steep (40+ degree) south facing glades. Do not underestimate the power of the sluffs that are running these days; they are made of dense facets, and what might seem like a small volume can easily knock you off your feet.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Observed a size 2 natural avalanche that ran 800 meters on Mt. Fairview above Lake Louise today. Additionally, a party of skiers in the Lake Louise backcountry triggered a loose dry avalanche that was large enough the bury their equipment and necessitate a backcountry evacuation since they lost their gear.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of small size1 loose dry avalanches on steep solar terrain along the Icefields Parkway today. One size 1.5 windslab was observed at 2300m on a cross loaded feature.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday 4 recent avalanches were observed in the highway corridor that were in the 1.5 - 2 size range. These avalanches were in very steep north facing terrain and involved only the recent storm snow. Backcountry reports came in of sluffing in steep shallow snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several Natural Wind Slab and Loose Dry avalanches were observed from N and E aspects in the Alpine during the past 36 hours, upto Size 1.5. New glide cracks have been noted in alpine terrain on the South aspect of Mt Carthew, adjacent to exposed rocks. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Observed a size 2 natural avalanche that ran 800 meters on Mt. Fairview above Lake Louise today. Additionally, a party of skiers in the Lake Louise backcountry triggered a loose dry avalanche that was large enough the bury their equipment and necessitate a backcountry evacuation since they lost their gear.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Forecasters were able to ski cut a size 1.5 windslab that entrained facets and ran for 700m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol Tuesday. Monday there were reports of small size1 loose dry avalanches on steep solar terrain along the Icefields Parkway today. One size 1.5 windslab was observed at 2300m on a cross loaded feature.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday a natural avalanche cycle was observed in the in the highway corridor. These avalanches were up to sz 2.5 and came out of very steep unsupported terrain involving only the recent storm snow. Backcountry reports also came in of sluffing in steep shallow snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Forecasters were able to ski cut a size 1.5 windslab that entrained facets and ran for 700m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past week, several skier triggered and natural loose snow avalanches to size 2 have been reported in steep terrain gaining mass as they travel and running far. On Tuesday, forecasters were able to ski cut a size 1.5 windslab that entrained facets and ran for 700m near the Simpson slide paths in Kootenay NP.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field team ski cut a size 2 loose dry avalanche in steep terrain that ran 400m and entrained snow. This avalanche condition should be expected in steep terrain at treeline and below.</span></p>
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</style><p class="p_CC664AAA"><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/MacDWSh%20Sa.JPG" target="_blank"><span class="s_9255B882">A size 2.5 was accidentally triggered by skiers yesterday</span></a><span class="s_AA239A9B">. The avalanche was on a S aspect at 2500m, was 40-50cm deep, 40m wide and ran 200m. In addition, numerous natural avalanches occurred, many triggered by solar. Most were size 2, occurring from all aspects and ran onto the avalanche fans. Sluffing continues to occur when skiing steep slopes. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past week, several skier triggered and natural loose snow avalanches to size 2 have been reported in steep terrain gaining mass as they travel and running far. On Tuesday, forecasters were able to ski cut a size 1.5 windslab that entrained facets and ran for 700m near the Simpson slid paths in Kootenay NP.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past week, several skier triggered and natural loose snow avalanches to size 2 have been reported in steep terrain gaining mass as they travel and running far. Avalanche control on Mt. Bourgeau showed a similar trend Thursday, with one size 2 starting as a  small wind slab which scrubbed all of the facets in the track and hit the road. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Wednesday the field team ski cut a size 2 loose dry avalanche in steep terrain that ran 400m and entrained snow. This avalanche condition should be expected in steep terrain at tree line and below.  Touchy slab conditions can be expected below ridge lines in open tree line areas and in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/MacDWSh%20Sa.JPG" target="_blank"><span class="s_9255B882">size 2.5 was accidentally triggered</span></a><span class="s_AA239A9B"> by skiers on Tuesday on a S aspect at 2500m. It was 40-50cm deep, 40m wide and ran 200m. Only 3 size 1.5 natural avalanches were observed yesterday, but on Tuesday numerous size 2 natural avalanches occurred from all aspects and ran onto the avalanche fans. Sluffing continues to occur when skiing steep slopes. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility is hampering avalanche observations. Cornices have grown, but proved stubborn to triggering when cut by forecasting staff at treeline elevation ridges. Cornice chunks and ski cutting produced only thin surface Wind Slab results in immediate lees and unsupported features, however areas of thicker buried Wind Slab were avoided. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small sloughs were noted in Little Yoho today, but no new avalanches were reported. Avalanche control on Mt. Bourgeau produced numerous avalanches size 1- 2 , one of which started as a wind slab and entrained all of the facets in the track, hitting the road. This is consistent with other observations this week from thin snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 2 observed near Sunshine, N aspect where a thin windslab stepped down to 60-80 cm, propagated 80 m, &amp; ran full path (200 m). Control work on Mt. Bourgeau produced numerous avalanches size 1- 2. One started as a wind slab &amp; entrained all of the facets in the track, hitting the road. This is consistent with other observations this week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A couple of sz 1 loose snow avalanches observed below tree line from steep terrain on Friday. Loose snow avalanches should be expected in steep terrain at tree line and below. Touchy slab conditions can be expected below ridge lines in open tree line areas and in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche activity increased yesterday afternoon with five avalanches off of Mt MacDonald in the size 2.5 to size 3 range with the size 3 running to the bottom of the runout.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility today, but we expect a small cycle to be occurring.&nbsp; Avalanche control on Mt. Bourgeau on Thursday produced numerous avalanches size 1- 2 , one of which started as a wind slab and entrained all of the facets in the track, hitting the road. This is consistent with other observations this week from thin snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Following the storm Friday a natural avalanche cycle resulting from the strong SW winds was evident today. Explosive control in Yoho today confirms that soft slabs can be triggered 20 to 40 cm deep in the alpine and treeline to size 2.5 and that loose dry avalanches continue to run a surprising distance at all elevations up to size 2. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A couple of sz 2.5 slab avalanches in the alpine (a cornice and natural) on south and NE aspects south of the Icefields along the Parkway. Loose snow avalanches should be expected in steep terrain at tree line and below. Touchy slab conditions can be expected below ridge lines in open tree line areas and in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle occurred yesterday with slides up to size 3.5. Of note, Frequent Flyer produced a size 3.0 slide running down past the creek and up onto the bottom of Cheops. Most of the north Cheops paths also released. Avalanche control along the highway corridor produced numerous slab avals in the 2.5 to 3.5 size from all aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Following the storm Friday a natural avalanche cycle resulting from the strong SW winds was evident today. Explosive control in Yoho today confirms that soft slabs can be triggered 20 to 40 cm deep in the alpine and treeline to size 2.5 and that loose dry avalanches continue to run a surprising distance at all elevations up to size 2. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 2 avalanche was observed on Observation Peak. the slide was approx 24 hours old. It was located in the lee of a cross-loaded alpine feature that was easily visible from the highway. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A couple of sz 2.5 slab avalanches in the alpine (a cornice and natural) on south and NE aspects south of the Icefields along the Parkway observed on Saturday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With the good light yesterday morning there were numerous new avalanche observations in the highway corridor. All these slides were attributed to the avalanche cycle of January 22nd.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two large Slab avalanches were observed today on lee N-E aspects, initiating around 2300m. These are likely Wind Slabs, but could be on the Jan 4 Surface Hoar. Earlier, a widespread natural cycle of small avalanches was observed during Fridays warm storm, with a few isolated large avalanches. One of these was a persistent slab on the Jan 4 crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">While no new avalanches were observed or reported today, expect to see evidence of the avalanche cycle from the last 2 days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Monday's avalanche control work on highway 93 south resulted in widespread avalanches between size 2 and 3 with fracture lines ranging from 25-50 cm deep. In Kootenay Park, some fracture lines extended up to 350m wide and ran over 1500m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Sunday, west of Jasper townsite and just outside the boundary of the park, a size 2 skier accidental happened in the afternoon. In an established slide path, a pair of skiers were crossing the path when they heard a whumph. One skier was able to ski to the side but a second skier was caught and rode it out for 70ms. Average crown depth 75cms.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With the break in the weather yesterday, evidence of the large natural avalanche cycle during the storm was observed. Most of this activity was in the top 50-60 cm of the snowpack, but with wide propagation and some avalanches triggered deeper layers. We received reports of skier triggered avalanches within the new snow (down approx. 40) yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanches are running far. Monday's avalanche control work on highway 93 south resulted in widespread avalanches between size 2 and 3 with fracture lines ranging from 25-50 cm deep. In Kootenay Park, some fracture lines extended up to 350m wide and ran over 1500m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Monday's avalanche control work in Kootenay resulted in widespread avalanches between size 2 and 3 with fracture lines ranging from 25-50 cm deep failing on the Jan 6th layer of surface hoar and facets. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday, local ski hills reported several size 1.5 -2 windslabs triggered with explosives in steep alpine terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Sunday, west of Jasper townsite and just outside the boundary of the park, a size 2 skier accidental happened in the afternoon. In an established slide path, a pair of skiers were crossing the path when they heard a whumph. One skier was able to ski to the side but a second skier was caught and rode it out for 70ms. Average crown depth 75cms.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Observations of old avalanches showed significant propagation from alpine and tree-line features, suggesting the storm slabs propagated down to the Jan 4 surface hoar/sun crust layer. Several natural avalanches from yesterday were observed, with a notable size 3 from Tupper (Single Bench path) and 2 sz 2.5's from steep, N-facing tree-line paths.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Monday's avalanche control work in Kootenay resulted in widespread avalanches between size 2 and 3 with fracture lines ranging from 25-50 cm deep failing on the Jan 6th layer of surface hoar and facets. Local ski hills reporting several size 1.5 -2 windslabs triggered with explosives today. No recent avalanche observations in the Little Yoho zone.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Wednesday Sunshine Village Ski Resort reported fresh wind slabs that were reactive to ski-cutting up to Class 1.5.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Monday's avalanche control work in Kootenay resulted in widespread avalanches between size 2 and 3 with fracture lines ranging from 25-50 cm deep failing on the Jan 6th layer of surface hoar and 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">West of Jasper on Sunday a skier triggered a soft slab. Two skiers were on a crossloaded slope. One escaped to the side but the second was caught and slid for 70m. He was buried shallow and self excavated. Average crown depth 75cms. Wednesday's helicopter flight around Columbia Icefields only observed a few size 1-1.5 NE Alpine-TL. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility during the snowfall yesterday limited most observations. However, Macdonald Gully 3, a steep, planar N-facing alpine start-zone, kicked out a size 2.5 yesterday, covering most of the fan in the valley bottom. Otherwise, loose avalanches to size 1 were observed from steeper, rocky features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few isolated large avalanches were observed locally last weekend, these are suspected to have been persistent slabs failing on the Jan 4 crust/surface hoar layer. Neighboring ski operations have been reporting isolated large persistent slab avalanches failing on the Dec. 9th crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Fresh avalanches in the alpine (up to size 2.5) have been observed in the Field and Emerald Lake area.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Monday's avalanche control work in Kootenay resulted in widespread avalanches between size 2 and 3 with fracture lines ranging from 25-50 cm deep failing on the Jan 6th layer of surface hoar and facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Minimal avalanche activity observed today, which is surprising considering the conditions. Several wet loose avalanches were noted in the valley bottoms, and some wet debris was observed in several avalanche paths. Consider that the visibility was poor, so our confidence in these observations is low.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A loose snow avalanche cycle to size 2 occurred on Thursday on all aspects and elevations in steep terrain.  Moist snow avalanches below tree line triggered by moderate rain.  Very limited alpine observations due to obscured skies.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle is occurring as I type, with numerous size 2.5-3 avalanches occurring overnight. They occurred from all aspects, and some avalanches triggered deeper slabs at lower elevations on the avalanche fans. Yesterday numerous size 2-3 natural avalanches were triggered by windloading.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Minimal avalanche activity observed today, which is surprising considering the conditions. Several wet loose avalanches were noted in the valley bottoms, and some wet debris was observed in several avalanche paths. Consider that the visibility was poor, so our confidence in these observations is low.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With today's clearing an extensive cycle of natural avalanches to size 3 were observed mainly above 1900m centered along highway 93N. Slabs propagated several hundred meters wide and over 40cm deep on many of the open slopes.While less activity has been seen in other parts of the region, conditions are ripe for human triggering and large avalanches</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skier accidental occurred at 1230 at Parkers Ridge. Size 3, 1 involvement, partially buried, no injuries, some loss of equipment. Depth 10-240cm x 400m x 400m. Road buried south of Parkers summer trail (100ms with average depth on road 1.5ms). Significant cycle on all aspects, most initiating from the alpine and tree line elevations.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A large natural avalanche cycle occurred yesterday. Most avalanches were size 2-3.5 occurring from all aspects and running to the end of run-outs. The largest avalanche was a size 4 from a steep north facing path off Mt Macdonald. Avalanche control yesterday also produced avalanches to size 3.5. Some avalanches triggered deep slabs below treeline. </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">Several loose wet avalanches up to size 1.5 were observed on Thursday below 2200m.  An isolated size 2.0 natural slab avalanche (likely a fresh windslab) was observed Friday morning from a steep Easterly alpine slope.  Neighboring ski operations have reported isolated large deep persistent slab avalanches failing on the Dec. 9th crust recently.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With today's clearing an extensive cycle of natural avalanches to size 3 were observed mainly above 1900m centered along highway 93N. Slabs propagated several hundred meters wide and over 40cm deep on many of the open slopes.While less activity has been seen in other parts of the region, conditions are ripe for human triggering and large avalanches</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural avalanches were observed Saturday up to size 2. This follows an extensive natural cycle of avalanches up to size 3 during the past 48 hours with slabs propagating up to several hundred meters and over 40cm deep on many slopes. Conditions remain ripe for human triggering and occasional large natural avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Saturday natural activity noted up to size 3 running relatively far on a variety of aspects mainly in alpine. Explosive work was mixed results with sluff's to soft slabs up to size 2.5 on the range of aspects and elevations. On Friday, a skier accidental at Parkers Ridge, size 3, 1 involvement, no injuries. Depth 10-240cm x 400m x 400m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity decreased yesterday following a widespread natural avalanche cycle on Thursday. Ongoing strong winds may contribute to another Natural avalanche cycle today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural avalanches were observed Saturday up to size 2. This follows an extensive natural cycle of avalanches up to size 3 during the past 48 hours with slabs propagating up to several hundred meters and over 40cm deep on many slopes. Conditions remain ripe for human triggering and occasional large natural avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No reported or observed avalanche activity today. However, an extensive natural cycle of avalanches up to size 3 during the past 72 hours with slabs propagating up to several hundred meters and over 40cm deep on many slopes. Conditions remain ripe for human triggering and occasional large natural avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Saturday natural activity noted up to size 3 running relatively far on a variety of aspects mainly in alpine. Explosive work was mixed results with sluff's to soft slabs up to size 2.5 on the range of aspects and elevations. On Friday, a skier accidental at Parkers Ridge, size 3, 1 involvement, no injuries. Depth 10-240cm x 400m x 400m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Half a dozen size slides in the size 1.5-2.5 size yesterday in the highway corridor likely triggered by moderate to strong winds.  Overall natural activity has subsided since the avalanche cycle Thursday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today. However, an extensive natural cycle of avalanches up to size 3 during the past 72 hours with slabs propagating up to several hundred meters and over 40cm deep on many slopes. Conditions remain ripe for human triggering and occasional large natural avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Visitor Safety was able to trigger a size 1.5 wind slab on a SE steep alpine feature on Monday near Observation Peak. A large natural cornice collapse also occurred Monday in the Sunshine backcountry on Quartz Ridge. Lots of evidence of the previous widespread natural avalanche cycle up to size 3 on all aspects with some very large propagations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Saturday natural activity noted up to size 3 running relatively far on a variety of aspects mainly in alpine. Explosive work was mixed results with sluff's to soft slabs up to size 2.5 on the range of aspects and elevations. On Friday, a skier accidental at Parkers Ridge, size 3, 1 involvement, no injuries. Depth 50-150cm x 400m x 400m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity has tapered off with the cooling temps, however with clear breaks yesterday evidence of many large recent avalanches were observed.  WIth lots of available snow to transport any increase in winds could create a more 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">A small loose dry avalanche was observed in steep treeline terrain on Monday above Forum Lake. Several slab avalanches were observed on Friday near Forum and Cameron Lakes. These were small, with the exception of a Large (Size 3) slab avalanche, from a NE aspect on Forum Peak. This propagated surprisingly wide (300m) and ran onto Cameron Lake.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Visitor Safety was able to trigger a size 1.5 wind slab on a SE steep alpine feature on Monday near Observation Peak. A large natural cornice collapse also occurred Monday in the Sunshine backcountry on Quartz Ridge. Lots of evidence of the previous widespread natural avalanche cycle up to size 3 on all aspects with some very large propagations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Visitor Safety was able to trigger a size 1.5 wind slab on a SE steep alpine feature on Monday near Observation Peak. A large natural cornice collapse also occurred Monday in the Sunshine backcountry on Quartz Ridge. Lots of evidence of the previous widespread natural avalanche cycle up to size 3 on all aspects with some very large propagations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1 new natural slab avalanche noted in the Mt Diadem area - East aspect, 2100m. 80m wide, ran 50m, and appeared to be about 60-90cm deep, most likely sliding on facets and possibly decomposing surface hoar. Several loose dry slides to size 2.5 out of steep rocky terrain in the alpine, entraining mass especially where confined by terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity has tapered off with the cooling temps, however with clear breaks yesterday evidence of many large recent avalanches were observed. WIth lots of available snow to transport any increase in winds could create a more 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">Lots of evidence of the previous widespread natural avalanche cycle up to size 3 on all aspects with some large propagations around Mt. Field today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control using explosives at local ski resorts on Tuesday produced windslab up to size 1.5, and an isolated size 2.0 persistent slab avalanche on a West aspect in the alpine. Lots of evidence of the previous widespread natural avalanche cycle up to size 3 on all aspects with some very large propagations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of natural avalanche activity on Wednesday, mainly slab avalanches to size 2 on steep solar aspects between 1500 - 2500m, as well as numerous point releases to size 1.5, mainly on Westerly aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity has tapered off with the cooling temps, however with clear breaks yesterday a size 2.5 avalanche was spotted from a steep south facing ridge off Avalanche Pk The slab released from the base of a steep cliff with a maximum crown depth of ~1m and was likely triggered by cornice fall or solar release from the cliffs above.</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">Lots of evidence of the previous widespread natural avalanche cycle up to size 3 on all aspects with some large propagations around Mt. Field.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported over the last 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of natural avalanche activity on Wednesday, mainly slab avalanches to size 2 on steep solar aspects between 1500 - 2500m, as well as numerous point releases to size 1.5, mainly on Westerly aspects.  No avalanche patrol on Thursday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches were observed yesterday. On Tuesday, size 2.5 avalanches occurred from south aspects at ~2300m below Avalanche Peak as well as off of Mt Smart. Crisp crowns up ~1m deep with wide propagations indicate that they likely failed on the Jan 4th and were likely triggered by cornice fall or solar release from the cliffs above. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous small loose dry avalanches observed today from very steep terrain. One Size one Wind Slab observed today, at 2000m on an open, NE facing slope. On Sunday, a large, Deep Persistent slab avalanche was noted on the same slope... these are occurring on an occasional, but semi-regular, basis. They are large, and difficult to predict. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported over the last 24 hours.  Lots of evidence of the previous widespread natural avalanche cycle up to size 3 on all aspects with some large propagations around Mt. Field.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several new natural wind slab failures were observed Friday up to size 2 in the Lake Louise area as the winds began to increase and the temperatures warmed up. We expect a substantial increase in natural activity over the next 24 hours as the storm arrives. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday numerous size 2's and 1 size 3 occurred on steep N aspects, triggered by windloading, and ran into the fans. On Tues, size 2.5 avalanches occurred from S aspects at ~2300m. Wide crisp crowns up ~1m deep indicate that they likely failed on the Jan 4th. In addition, skiers could easily trigger the loose surface snow, sluffing fast. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several new natural wind slab failures were observed Friday up to size 2 in the Lake Louise area as the winds began to increase and the temperatures warmed up. We expect a substantial increase in natural activity over the next 24 hours as the storm arrives. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility has limited avalanche observations today. The Forecast avalanche cycle is expected to continue as the wind moves around to the NW and begins to calm tonight.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some natural activity up to size 2, possibly mid storm, observed in the Alpine and TL elevations on northerly aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday afternoon a natural avalanche cycle began with slides up to size 3 observed.  The natural avalanche cycle continues today with overloading of the old snow interface from precipitation and S-SW wind loading.  Highway avalanche control is currently in progress.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several small Wind Slab avalanches were observed on Saturday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility has limited avalanche observations today. The Forecast avalanche cycle is expected to continue as the wind moves around to the NW and begins to calm tonight.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received a reliable report that two of the Healy Creek slide paths went size 3 sometime yesterday during or after the storm. Debris came within 50m of the trail in both occasions. Additionally, visitor safety staff observed a size 2.5 avalanche in the Mt. Whymper slide paths on highway 93S, it ran for approx 700m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility but expect we had a natural avalanche cycle to size 3 yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A major avalanche cycle occured on Saturday (Feb 6). Many slabs up to size 2.5 were observed throughout the Yoho Valley today. Cornices appear to be fragile due to the strong wind yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The past 48 hours saw a widespread avalanche cycle of natural and human triggered avalanches up to size 3. Evidence of recent avalanches exists in many avalanche paths - most are slabs that failed 50-70 cm deep on the Jan 6 weak layer. Today we observed one fresh size 2 on Mt Whymper on a south facing, windloaded slope at 2400 (crown depth ~100 cm)</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two size 2.5 avalanches reported by Visitor Safety Techs in the Icefields in the alpine on south and west aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported yesterday.  Expect to see some new activity today if temperatures get as warm as forecast.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The past 48 hours saw a widespread avalanche cycle of natural and human triggered avalanches up to size 3. Evidence of recent avalanches exists in many avalanche paths - most are slabs that failed 50-70 cm deep on the Jan 6 weak layer. Today we observed one fresh size 2 on Mt Whymper on a south facing, windloaded slope at 2400 (crown depth ~100 cm)</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Highway avalanche control conducted by Visitor Safety on the Sunshine road 93S produced several avalanches up to size 2.5. Typically, the avalanches were 40cm deep, 50m wide and 300m long. Evidence of a small natural cycle up to size 2.5 that was induced by temperatures up to 7 degrees in the alpine today as well.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures induced a natural avalanche cycle on Tuesday late afternoon. Size 3's noted in the alpine and size 2's at lower elevations. Highway 93 was subsequently closed in the late afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two new avalanches were observed yesterday associated with the start of the warming trend. Both size 2 from 1800-2200m SZ's. With the very warm temps today expect a widespread loose wet avalanche cycle, especially on southerly aspects if the sun pokes out. With the added heat we may see the deeper layers become reactive producing large avalanches</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several size 2-3 avalanches were triggered with explosive control in Yoho Park today. These were all on solar aspects and started as dry slabs then entrained loose wet snow and finished as slow moving wet avalanches. Many triggered slabs lower in the tracks indicating the Jan 6th persistent slab problem is still reactive.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The avalanche cycle triggered by warm temperatures continued today with a near burial on Twin Cairns near Sunshine Village, and </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/938965199486803/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Cascade Waterfall ran full path</span></a><span class="s_AA239A9B"> in the afternoon. Large avalanches have been observed, such as this </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/938965189486804/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 3 slab above the Sunshine Village road</span></a><span class="s_AA239A9B"> triggered by explosives on Tuesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures induced a natural avalanche cycle on Tuesday late afternoon. Size 3's noted in the alpine and size 2's at lower elevations. Highway 93 was subsequently closed in the late afternoon. Control work on Wednesday produced loose wet avalanches to size 2 that crossed the highway and wet slabs that showed propagation up to 100m across.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity should taper off today with the freezing level dropping.  However temps remained above zero in the alpine overnight and with a nudge from solar input we could see southerly aspects producing avalanches</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The avalanche cycle triggered by warm temperatures continued today with a near burial on Twin Cairns near Sunshine Village, and </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/938965199486803/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Cascade Waterfall ran full path</span></a><span class="s_AA239A9B"> in the afternoon. Large avalanches have been observed, such as this </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/938965189486804/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 3 slab above the Sunshine Village road</span></a><span class="s_AA239A9B"> triggered by explosives on Tuesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been many large natural and explosive triggered avalanches in the last few days triggered by warm temperatures and solar radiation. A very close call on Twin Cairns in the Sunshine backcountry yesterday - a s</span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/939519679431355/?type=3&amp;theater" target="_blank"><span class="s_9255B882">ize 2.5 accidentally</span></a><span class="s_AA239A9B"> triggered took a skiier for a ride and partially buried the skiier.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures and strong solar induced a natural avalanche cycle  again on Wed. afternoon.  Numerous loose wet to sz 2 at lower elevations. Icefields Parkway was closed for control work on Thursday producing numerous loose wet avalanches to size 2 that crossed the highway and wet slabs that showed propagation up to 100m across.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity slowed yesterday to a few loose avalanches to size 2.5 in the highway corridor. A field team up on the Dome Glacier observed old activity from Tuesday's dramatic warm-up. South and west aspects were cooked from 1700m and above and numerous point releases to size 1.5 were observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been many large natural and explosive triggered avalanches in the last few days triggered by warm temperatures and solar radiation. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been many large natural and explosive triggered avalanches in the past week triggered by warm temperatures &amp; solar radiation. Activity tapered Friday with the lack of solar input. A very close call on Twin Cairns in the Sunshine backcountry on Wednesday - a s</span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/939519679431355/?type=3&amp;theater" target="_blank"><span class="s_9255B882">ize 2.5 accidentally</span></a><span class="s_AA239A9B"> triggered took a skier for a ride &amp; partially buried him.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No field patrol today but we suspect less natural activity today with cooler temperatures. Monday-Thursday's warm temperatures and sun induced afternoon natural avalanche creating numerous loose wet to sz 2 at lower elevations and some size 3 slabs in the alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous slabs from size 1.5 to 2.5 were observed in the highway corridor yesterday, the majority coming off of Mt Macdonald's steep, N-facing alpine start zones. No new activity was noted by a field team in the Connaught Creek area, though, but there was evidence of avalanches from Tuesday during the warm-up.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few size 1.0 loose snow avalanches occurred as a result of warming earlier this week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been many large natural and explosive triggered avalanches in the past week triggered by warm temperatures &amp; solar radiation. Activity tapered Friday with the lack of solar input. Emerald Lake slide path slid on Wednesday size 3, but not a full cleanout with lots of remaining hangfire on the climbers left side of the path.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A number of avalanche incidents with very close calls this week. The most recent was a group of 7 which triggered a size 2 Friday evening, left of the regular final approach slope to Bow Hut. It initiated at 2400m on a NE aspect, was 40-80cm deep (Jan 6th layer), and ran 350m. This fully buried 1 person, and almost fully buried another. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Good visibility Saturday with no new naturals noted. Monday-Thursday's warm temperatures and sun induced afternoon natural avalanche creating numerous loose wet to sz 2 at lower elevations and some size 3 slabs in the alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed in the highway corridor with limited visibility. A party in the Asulkan Valley ski cut a sz 1.5 wind slab on a NE aspect at 2000m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 1.5 natural avalanche was observed in North facing alpine terrain on Saturday; likely a cornice fall, triggering a small Wind Slab below. Several loose wet avalanches, up to Size 1.5, occurred during Fridays' minor rain event. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A number of avalanche incidents with very close calls this week. The most recent was a group of 7 which triggered a size 2 Friday evening, left of the regular final approach slope to Bow Hut. It initiated at 2400m on a NE aspect, was 40-80cm deep (Jan 6th layer), and ran 350m. This fully buried 1 person, and almost fully buried another. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some human triggered windslabs were reported today in alpine areas. A few close calls in the last week. Friday, a group of 8 triggered a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/p.940927699290553/940927699290553/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 2 just left of the regular final approach slope to Bow Hut </span></a><span class="s_AA239A9B">at 2400m on a NE aspect that was 40-80cm deep (Jan 6th layer), and ran 350m. This event caught 3, fully burying 1, and partially burying 2 more. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility Sunday. No new natural avalanches reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received a report of a skier accidental slab avalanche size 1.5 on the lower slopes of Mt Cheops in the Connaught valley, N aspect, 1780m, 40cm deep. This area is typically affected by outflow winds. This slide likely failed on the Feb 10 storm interface. 5 size 2.5 wind slab avalanches were observed on the N face of Mt MacDonald.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some human triggered windslabs were reported today in alpine areas. A few close calls in the last week. Friday, a group of 8 triggered a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/p.940927699290553/940927699290553/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 2 just left of the regular final approach slope to Bow Hut </span></a><span class="s_AA239A9B">at 2400m on a NE aspect that was 40-80cm deep (Jan 6th layer), and ran 350m. This event caught 3, fully burying 1, and partially burying 2 more. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Close calls continue - on Monday the 15th, two climbers triggered a size 2 slab on the approach to &quot;Nightmare on Wolf Street&quot; on the Stanley Headwall. This failed on the ground and would have been an ugly ride. Last Friday, a group of 8 triggered a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/p.940927699290553/940927699290553/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 2 just left of the regular final approach slope to Bow Hut </span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches observed. Recent cooler temps have refrozen solar aspects and 'tightened' up the snowpack in the wake of last weeks high freezing levels and widespread natural avalanche cycle.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches have been observed from paths along the highway corridor, caused by rapid loading and strong winds. Ski tourers are reporting skier accidental avalanches from the backcountry, and at least one of these avalanches has resulted in a human burial. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Although no observations from Little Yoho, many close calls in the Rockies in the last week. On Monday, 2 climbers triggered a size 2 slab on the approach to &quot;Nightmare on Wolf Street&quot; on the Stanley Headwall. This failed on the ground. Last Friday, </span><a href="https://www.facebook.com/ParksMountainSafety/photos/p.940927699290553/940927699290553/?type=3&amp;theater" target="_blank"><span class="s_9255B882">a group of 8 triggered a size 2 just left of the regular final approach slope to Bow Hut</span></a><span class="s_AA239A9B" /></p><p class="p_CC664AAA"><a href="https://www.facebook.com/ParksMountainSafety/photos/p.940927699290553/940927699290553/?type=3&amp;theater" target="_blank" /><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche activity subsided Tuesday with minimal new snow overnight, however we are just coming out of a natural cycle on Sunday night and we have had many close calls in the last week. A new report yesterday of a size 2 l</span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/941930302523626/?type=3&amp;theater" target="_blank"><span class="s_9255B882">ow down on the approach to Bow hut that crossed the regular uptrack </span></a><span class="s_AA239A9B">is indicative of activity we have been seeing lately. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field team in the Whistler Creek drainage reported isolated large avalanches to size 3 in the alpine from past 72 hours and remotely triggered 2 small avalanches in wind loaded terrain at treeline. These small avalanches are noteworthy because of the remote triggering, the significant propagation and slab thickness that ranged from 20cm to 1m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">3 separate human-triggered avalanches yesterday, 2 up the Asulkan Brook area and 1 up Connaught. All were around 2000-2200m, 35+ degrees, and on unsupported terrain. Sunday afternoon saw a skier-triggered avalanche on Avalanche Crest hit 2 skiers, partially burying them and injuring one person. Avalanche control this a.m. is producing to sz 3.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A Size 1.5 naturally triggered avalanche was observed to have occurred near Cameron Lake on Tuesday. This started in steep, un-skiable, NE aspect Alpine terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported on Tues in Little Yoho. Forecasters on Mt Field on Tuesday saw evidence of a cycle 2-4 days old. Multiple size 2-3 avalanches failing on the Jan 6th layer in steep alpine terrain, often with a cornice trigger. Additionally, the Monarch slide path on Mt Field ran naturally size 2.5 within the l</span><a href="https://www.facebook.com/ParksMountainSafety/photos/p.940927699290553/940927699290553/?type=3&amp;theater" target="_blank" /><span class="s_AA239A9B">ast 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche activity has slowed down slightly, but we are just coming out of a natural cycle and have had many close calls in the last week indicating that human triggering remains likely in many areas. Today we observed a fresh size 2 avalanche on the slopes of Mt Jimmy Junior (Bow Summit area), SE aspect at 2300m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field team in the Whistler Creek drainage reported isolated large avalanches to size 3 in the alpine.  It is possible to trigger slab avalanches from a distance at treeline and above in wind loaded features; as was done on the 16th to size two in the Whister Creek drainage. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The natural avalanche cycle seems to have slowed down. No reports of human-triggered avalanches yesterday. However, 3 from Monday and a serious one involving an injured skier on Sunday underline the fact that the storm slab needs time to bond. Artillery control yesterday produced many slides to size 2.5-3, with a few larger 3.5's. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported on Wed in Little Yoho, although we are only a few days after a healthy avalanche cycle, and human triggering remains likely. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been many close calls in the last week indicating that human triggering remains likely in many areas. Today with warming temperatures there were many loose wet or slab avalanches to size 2 out of steep terrain along the divide, and a large natural avalanche out of the National Geographics in the Lake Louise backcountry.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches reported today and no avalanche patrol was conducted.  Recent large isolated avalanches to size 3 have been reported in the alpine in Whistler Creek drainage.  Remote triggering of slab avalanches is possible at tree-line and above in wind loaded features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The avalanche cycle continued to slow yesterday, with several slabs from sz 1.5 to 2.5 observed in the highway corridor. A field team in the Hermit basin observed debris 48+ hours old in the Grizzly Slide path, including some large cornice chunks.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of loose wet activity in the size 1-1.5 range Thursday at treeline and below from warm temperatures and rain in the Little Yoho region.  Some larger avalanches ( size 2-2.5) were noted on solar aspects when the sun popped out on Mt. Ogden in the Takakkaw falls area.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been many close calls in the last week indicating that human triggering remains likely in many areas. Yesterday with warming temperatures there were many loose wet or slab avalanches to size 2 out of steep terrain along the divide, and a large natural avalanche out of the National Geographics in the Lake Louise backcountry.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Isolated loose dry slides to size 2.5 were observed out of steep rocky rocky terrain on solar aspects in the alpine on Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday a brief, intense storm triggered a natural avalanche cycle from steep avalanche paths. Numerous size 2.5 to 3 avalanches ran well onto the avalanche fans. In addition, skiers were able to ski cut numerous very soft slab size 1-1.5 avalanches. They were 10-20cm deep on N-E aspects at treeline, and ran until the slope angle decreased. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few natural size 1-1.5 avalanches occurred Thursday night into Friday morning out of N-E facing terrain at treeline, these are suspected to have been windslabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of loose wet activity in the size 1-1.5 range Thursday at treeline and below from warm temperatures and rain in the Little Yoho region. Some larger avalanches ( size 2-2.5) were noted on solar aspects when the sun popped out on Mt. Ogden in the Takakkaw falls area. Warm temps and a bit more rain BTL likely induced a bit more activity today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowshoers remote triggered a size 1.5 while approaching the climb Bow Falls today. This was at an upper treeline elevation. Another size </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJyzNDG2MDU3MjUyNjawNDbUs4TyTc3MTIzMTOB8C0tLc1NLcwDnwQm6.bps.a.894261093957214.1073741886.145133538869977/943857258997597/?type=3&amp;theater" target="_blank"><span class="s_9255B882">2.5 skier triggered avalanche</span></a><span class="s_AA239A9B"> occurred in the alpine area of Vermillion Peak in Kootenay, scrubbing to ground. Other natural activity to size 2.5 noted on a flight this afternoon occurring in the last 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past few days, skiers have been triggering size 1-1.5 avalanches at treeline and above. These soft slabs are generally 10-30cm deep and some are running long distances. Natural avalanches are occurring from steep avalanche paths with start zones that are loaded by S'ly winds. These size 2.5 to 3 avalanches ran well onto the avalanche fans. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 wind slab avalanches were observed today on Mt. Field at 2300-2400m.  These were size 1.5 to 2 in un skiable terrain and occurred in the last  36 hours.  No other avalanches were observed today in this region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A lot of human triggered activity occurred yesterday with a size 3 triggered form the South ridge of Bow Peak being the most eye catching. This event had a crown up to 1.5 m deep,450m wide failing below the cornice at 2600m on the E aspect. An upper slab ran about 250m but one flank continued 1.1km stopping at 1900m. The persistent slab in action..</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A human triggered size 2 soft slab took a boarder for a 50m ride yesterday burying him waste deep, luckily without injury. This slide occurred on a steeper solar aspect. A limited number of natural avalanches were observed in the highway corridor yesterday. These slides were size 1.5-2. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 wind slab avalanches were observed yesterday on Mt. Field at 2300-2400m. These were size 1.5 to 2 in un-skiable terrain and occurred in the last 36 hours. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A lot of human triggered activity has occurred in the last three days ranging from size 1.5 to size 3! Monday a skier was caught and partially buried in a size 2 slab triggered near Richardson's Ridge at Lake Louise. Flights in the Lake Louise area on Sunday also showed an extensive natural avalanche cycle up to size 3 in the previous 48 hrs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Activity observed in field trips today seem to be the result of cornice failures triggering the basil weakness in the snowpack. All observations are thought to be 3 to 4 days old or older. Occurring mostly in features where there is obvious loading and in steeper gullies from the Alpine. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skier triggered size 1.5 on Little Sifton col yesterday. The skier was involved but uninjured. The slide was 25cm deep, 50m wide and ran 70m. Size 2 natural avalanche off Little Sifton peak and another size 2 natural observed off the E aspect of Abbot's ridge. Numerous size 1.5-2 avalanches in the highway corridor on mainly solar aspects yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few natural size 1.0-2.0 storm slab avalanches have been observed and reported over the weekend. Ski cutting on Saturday and Sunday easily produced size 1.0 storm slab avalanches in sufficiently steep terrain (it's easy to imagine that these would have been up to size 1.5 in larger terrain features) </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two wind slab avalanches were observed recently on Mt. Field at 2300-2400m. These were size 1.5 to 2 in un-skiable terrain.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 2.5 avalanche ran on an east aspect alpine feature near Sunshine with the first rays of sun this morning. Otherwise, natural activity is tapering, but conditions remain prime for human triggering. For example, on Monday a skier was caught and partially buried in a size 2 slab triggered on a west aspect of Richardson's Ridge at Lake Louise.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Activity observed in field trips today seem to be the result of cornice failures and wind loading, triggering the basil weakness in the snowpack. Two new avalanches observed above the Maligne road appear to be solar triggered.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Without the direct heat from the sun yesterday natural avalanche activity decreased. On the 21st there was a skier triggered sz 1.5 on Little Sifton col, the skier was involved but uninjured. The slide was 25cm deep, 50m wide &amp; ran 70m. There was also BIG (up to sz 4)avalanches in the Asulkan &amp;Loop valleys from cornices failing during solar warming</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent observations or reports from the Little Yoho area. Many recent avalanches in the last week in the neighboring Banff, Yoho &amp; Kootenay bulletin region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday a small sluff ran over the French Reality Ice Climb in Kootenay and triggered a 100 cm deep slab on the slope below. On Monday a cornice triggered a slab on an east aspect in the Bow Hut area. Also on Monday a skier was caught and partially buried in a size 2 slab triggered on a west aspect of Richardson's Ridge at Lake Louise.</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">No field trip Wednesday. Tuesday observed two new avalanches observed above the Maligne road which appeared to be solar triggered. Some cornice failures also noted in Icefields area which triggered the basal weakness. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday we had a few loose moist avalanches from steep South &amp; West facing slopes. On the 21st there was a skier triggered sz 1.5 on Little Sifton col, the skier was involved but uninjured. The slide was 25cm deep, 50m wide &amp; ran 70m. There was also BIG (up to sz 4)avalanches in the Asulkan &amp;Loop valleys from cornices failing during solar warming</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Many loose wet snow avalanches up to size 1.5 observed on Wednesday, otherwise no recent slab avalanches reported. Note that many recent slab avalanches were reported in the last week in the neighboring Banff, Yoho &amp; Kootenay bulletin region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some wet loose snow avalanches were observed today in sheltered alpine bowls. On Wednesday a large slab was triggered by a cornice up high on the Wapta. On Tuesday a small sluff ran over the French Reality Ice Climb in Kootenay and triggered a 100 cm deep slab on the slope below. </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 field trip Thursday. Tuesday observed two new avalanches above the Maligne road which appeared to be solar triggered. Some cornice failures also noted in Icefields area which triggered the basal weakness. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One loose sz 2 avalanche was observed from the W face of Sir Donald yesterday. It did not trigger any deeper layers once it hit the fan below the face. No new activity was observed in the highway corridor. Of note earlier in the week, there were BIG (up to sz 4) avalanches in the Asulkan &amp; Loop valleys, likely cornice-triggered by solar warming.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few loose wet avalanches up to size 1.0 were observed on solar aspects below treeline today. Otherwise there has been no new activity since last weekend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Many loose wet snow avalanches up to size 1.5 observed on Wednesday, otherwise no recent slab avalanches reported. Note that many recent slab avalanches were reported in the last week in the neighboring Banff, Yoho &amp; Kootenay bulletin region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Limited amounts of wet loose snow avalanches were observed today in sheltered alpine bowls as well as treeline and below on solar aspects. On Wednesday a large slab was triggered by a cornice up high on the Wapta. On Tuesday a small sluff ran over the French Reality Ice Climb in Kootenay and triggered a 100 cm deep slab on the slope below. </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 field trips on Friday. A large cornice triggered sz 3 slab avalanche on cross-loaded alpine NW facing slope was reported in the Icefields on Thursday.  Numerous loose wet avalanches to sz 2 were observed in Portal Creek on Friday as sun heated the alpine slopes. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several loose, moist avalanches to size 3 were observed yesterday in the highway corridor, mainly off the steep south face of Tupper. These occurred during the heat of the late morning sun, which should provide incentive to get going early and use the solid overnight freeze as a safety buffer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose wet snow avalanches up to size 1.5 observed on Wednesday through Friday as a result of solar heating, otherwise no recent slab avalanches reported. Note that many recent slab avalanches were reported in the last week in the neighboring Banff, Yoho &amp; Kootenay bulletin region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity seems to be tapering. No new avalanches to report.</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">Field observations in the Maligne Valley with some previous activity observed but nothing new to report. Intense transport observed in the Bald Hills area but no new activity observed from roadside.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there was an isolated natural avalanche cycle of loose solar triggered avalanches on steep, south-southwest facing slopes up to size 2.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches to report. </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">Size 3 skier triggered avalanche on a SW facing alpine slope up Portal Creek today indicates that the persistent slab can be triggered. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity was observed in the highway corridor. We received a report of a skier triggered size 1 soft slab avalanche in Balu Pass, failing 10cm down on the February 27 surface hoar layer. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several small Loose Wet avalanches occurred Below Treeline on Friday night, during warm temperatures and light rain. Small, fresh cornices on Forum Ridge on Sunday were reactive to human triggering, but only propagated a few meters.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches to report. </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">On Sunday, a size 3 avalanche was triggered by a skier on a SW facing alpine slope at 2300m about 5km up Portal Creek off Pevril peak. The sliding layer was a 2cm thick layer of facets/decomposed surface hoar buried 80cm. It was 150m wide x 50cm deep (max 1.3m) x 600m long. Likely triggered in shallow spot and stepped down to ground a couple spots.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received 3 reports of a skier triggered avalanches in the last couple of days. A sz 1 in Balu Pass, failing down 10 on the Feb 27 surface hoar layer and another windslab in the Asulkan valley from a convexity in high north facing terrain. With over 20 cms of new snow, winds gusting over 100kph and heat from the sun, </span><span class="s_2823317B">avalanches are likely today!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Fresh cornices on Forum Ridge on Sunday were reactive to human triggering, but only propagated a few meters. On Monday, a neighboring operation observed a large slab avalanche on a north aspect in the backcountry. It was naturally triggered in extreme terrain by cornice fall.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches to report. </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">On Sunday, a size 3 avalanche was triggered by a skier on a SW facing alpine slope at 2300m about 5km up Portal Creek off Pevril peak. The sliding layer was a 2cm thick layer of facets/decomposed surface hoar buried 80cm. It was 150m wide x 50cm deep (max 1.3m) x 600m long. Likely triggered in shallow spot and stepped down to ground a couple spots.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New snow and strong winds yesterday kicked off a natural avalanche cycle to sz 2.5 mostly from very steep start zones. We've received reports of 4 skier triggered avalanches in the few couple of days:  Windslabs in the Asulkan, Connaught &amp; Loop Valleys from unsupported terrain and a sz 1 in Balu Pass, failing down 10 on the Feb 27 surface hoar.</span></p><p class="p_CC664AAA"><span class="s_2823317B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only sluffing in very steep terrain was observed today (cliffs, steep gullies, etc). </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">Loose dry sluffing from all aspects in the ALP out of steep rocky terrain up to sz 1. Several reports of remotely triggered slab avalanches in the alpine in wind loaded areas up to size 2. These slides went on old snow and are especially prevalent in areas that have not seen skier traffic this winter.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday natural avalanche activity tapered off with minimal precip and little solar input. The windslab in the alpine remains touchy and was triggered yesterday by a group on Puff Daddy 30cm deep and 30m wide running 10m to a natural bench.</span></p><p class="p_CC664AAA"><span class="s_2823317B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent activity has been observed or reported. On Monday, a neighboring operation observed a large slab avalanche on a north aspect, this was triggered by cornice fall in extreme terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed other than sluffing in really steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A skier remote, size 1 avalanche of new snow on suncrust was noted in Kootenay today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several reports of remotely triggered slab avalanches in the alpine in wind loaded areas up to size 2 over the past 48 hours. These slides went on old snow and are especially prevalent in areas that have not seen skier traffic this winter.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous size 2-2.5 avalanches from steep avalanche paths with start zones that are loaded by S'ly winds were observed yesterday. A few small avalanches on S'ly aspects were likely triggered by the warming temps causing trees to drop &quot;tree-bombs&quot;. In the region loose and slab avalanches have been easily triggered by people, including some remotely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed other than sluffing in really steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some solar triggered sluffing out of steep rocky terrain and small cornice failures were observed in the Banff region on Friday. Several natural and skier triggered slabs on the weak mid pack facets have also occurred in the past several days in both </span><a href="https://www.facebook.com/KCPublicSafety/photos/pcb.1325557104128215/1325544534129472/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Kananaskis Country</span></a><span class="s_AA239A9B"> and the </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJyzNDUwNrUwMjQ0szCwMDbVswTyzYwtDEwNDI3NDCwBZO8GSQ~-~-.bps.a.894261093957214.1073741886.145133538869977/950358211680835/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Banff region</span></a><span class="s_AA239A9B"> showing the potential for avalanches on this weak layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several reports of remotely triggered slab avalanches in the alpine in wind loaded areas up to size 2 over the past 72 hours. These slides went on old snow and are especially prevalent in areas that have not seen skier traffic this winter.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received a report of a skier accidental size 1.5 avalanche on the moraines of The Dome Glacier, failing on a rapidly formed wind slab.  2 large size 3 natural avalanches were observed in the highway corridor, likely triggered during an strong wind even yesterday morning. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some solar triggered sluffing in steep rocky terrain, and moist sluffing and snowballing at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility limited observations, but no new avalanches were seen today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field reports of solar triggered slab avalanches in the alpine and treeline in wind loaded areas up to size 3 in the Maligne area. Scoured areas, beside loaded features are obvious and we can't stress enough diligent decision making and general avoidance of these weaker and shallow areas . </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread natural avalanche cycle was observed in the highway corridor. Wind slab releases on polar aspects, loose solar triggered on solar aspects and one large cornice triggered avalanche that ran size 3. Several size 1.5 wind slab avalanches were observed in the backcountry. These avalanches were on a wind loaded east aspect. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Extensive observations on Friday revealed only one small avalanche from extreme terrain, on Forum Peak. Large Glide cracks still exist on the South aspects of Mt Carthew.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some solar triggered sluffing in steep rocky terrain, and moist sluffing and snowballing at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Forecasters received a report of a skier accidental size 2 in the slide path above Peyto Lake, which is accessed from Bow Summit. The party indicated they received numerous whumphs while approaching the slope. They then committed to the slope and the second skier triggered the slide. 15-100cm deep, 30m wide and 300m long. No burials or injuries. </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 new observations today but reports of numerous remotely triggered avalanches to size 2 on slope angles as little as 15 deg around Marmot Pass along with widespread whumphing and cracking.  Whumphing and cracking also noted in the Maligne area.  In contrast, no reports of any propagations in the Icefields area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread avalanche cycle occurred yesterday mostly in the size 2-2.5 range. These slides were moist and were running to mid run out in most cases. The avalanche cycle is expected to continue today with freezing levels rising to 1800m, 12cm of snow forecast for higher elevations and moderate SW winds. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported in Yoho today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Monday a skier accidental size 2.5 on the </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.900984726618184.1073741889.145133538869977/894726227244034/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Collie Glacier</span></a><span class="s_AA239A9B">, at 2600m, approaching the Richard and Louise Guy Hut from Mt Collie. The avalanche failed on the Jan 6th mid-pack facets and was triggered when crossing below a steep rocky slope in poor visibility. 2 partial burials with minor injuries. Sunday a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJyzNDUytDAwMbQwNDM1sjDUswTzjS0hfGMo38TYxMLY0NLEDADlkwmT.bps.a.894261093957214.1073741886.145133538869977/952180418165281/?type=3&amp;theater" target="_blank"><span class="s_9255B882">skier accidental size 2.5</span></a><span class="s_AA239A9B"> near Bow Summit.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No field patrol Monday. Previous reports of numerous remotely triggered avalanches to size 2 on slope angles as little as 15 deg around Marmot Pass along with widespread whumphing and cracking. Whumphing and cracking also noted in the Maligne area. In contrast, no reports of any propagations in the Icefields area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread avalanche cycle over the weekend producing slides mostly in the size 2-2.5 range.  Slides became moist in the lower track and runout of the paths.  Highway avalanche control produced a few size 3 avalanches with most in the size 2.5 range.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rain at all elevations on Saturday caused a widespread loose wet avalanche cycle. Several of these were large, near the divide. New glide cracks were observed on Monday, on a steep solar aspect slope Below Treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Report on Monday of a skier triggered avalanche on the Wapta near Mt. Collie. Size 2.5 on SE aspect at 2600m. </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">Two size 2 - 2.5 natural avalanches overnight Monday in the Sunshine area. These were on N aspects in the alpine and were triggered by small loads (10-15cms of new snow with light winds). Additionally, a couple recent close calls: Monday a skier accidental size 2.5 on the </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.900984726618184.1073741889.145133538869977/894726227244034/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Collie Glacier</span></a><span class="s_AA239A9B"> and on Sunday a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJyzNDUytDAwMbQwNDM1sjDUswTzjS0hfGMo38TYxMLY0NLEDADlkwmT.bps.a.894261093957214.1073741886.145133538869977/952180418165281/?type=3&amp;theater" target="_blank"><span class="s_9255B882">skier accidental size 2.5</span></a><span class="s_AA239A9B"> near Bow Summit.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Tuesday's field patrol in the Icefields observed no new avalanches with good visibility. Previous reports of remotely triggered avalanches to size 2 on slope angles as little as 15 deg around Marmot Pass with whumphing and cracking. Whumphing also noted in the Maligne area. In contrast, no reports of any propagations in the Icefields area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Highway avalanche control on Sunday produced avalanches up to sz 3.5 but most were in the size 2-2.5 range. One notable from the shoot was a 300+ m propagation on the East face of Mt Cheops. Yesterday a survey of the Connaught valley showed numerous sz 2's had run into the creek from Cheops Pk.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received a report on Monday of a skier triggered avalanche on the </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/focus/ec0d81f4-8050-42b8-a9f1-3c9f94a69174" target="_blank"><span class="s_9255B882">Wapta near Mt. Collie</span></a><span class="s_AA239A9B"> and the Richard and Louise Guy Hut. It was a size 2.5 on a SE aspect at 2600m. This failed on a facet layer near the base of the snowpack and took two skiiers for a ride, partially burying one with minor injuries.</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 new avalanches were reported today. A couple of recent close calls are worth noting however: Monday a skier accidental size 2.5 on the </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.900984726618184.1073741889.145133538869977/894726227244034/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Collie Glacier</span></a><span class="s_AA239A9B"> and on Sunday a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJyzNDUytDAwMbQwNDM1sjDUswTzjS0hfGMo38TYxMLY0NLEDADlkwmT.bps.a.894261093957214.1073741886.145133538869977/952180418165281/?type=3&amp;theater" target="_blank"><span class="s_9255B882">skier accidental size 2.5</span></a><span class="s_AA239A9B"> near Bow Summit.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field teams in the Maligne/Bald Hills with good visibility. Large destructive avalanches noted in the area up to size 3, one measuring 900ms in length at the crown. Potential for human triggered is very likely. Not expected to get any better with new forecasted storm snow. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">No reports of any significant avalanche activity in the Icefields area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Highway avalanche control on Sunday produced avalanches up to sz 3.5 but most were in the size 2-2.5 range. One notable from the shoot was a 300+ m propagation on the East face of Mt Cheops. Monday a survey of the Connaught valley showed numerous sz 2's had run into the creek from Cheops Pk.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been no new avalanche activity since last weekends rain event.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received a report on Monday of a skier triggered avalanche on the </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/focus/ec0d81f4-8050-42b8-a9f1-3c9f94a69174" target="_blank"><span class="s_9255B882">Wapta near Mt. Collie</span></a><span class="s_AA239A9B"> and the Richard and Louise Guy Hut. It was a size 2.5 on a SE aspect at 2600m. This failed on a facet layer near the base of the snowpack and took two skiiers for a ride, partially burying one with minor injuries.</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 few cornice collapses triggered size 1.5 avalanches in the Sunshine area, otherwise no new avalanches reported, but visibility has been poor. A couple of recent close calls are worth remembering however: last Monday a skier accidental size 2.5 on the </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.900984726618184.1073741889.145133538869977/894726227244034/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Collie Glacier</span></a><span class="s_AA239A9B"> and on Sunday a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJyzNDUytDAwMbQwNDM1sjDUswTzjS0hfGMo38TYxMLY0NLEDADlkwmT.bps.a.894261093957214.1073741886.145133538869977/952180418165281/?type=3&amp;theater" target="_blank"><span class="s_9255B882">skier accidental size 2.5</span></a><span class="s_AA239A9B"> near Bow Summit. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Previously noted large destructive avalanches noted in the Maligne Valley up to size 3, one measuring 900ms in length at the crown. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Field team in the Icefields noted 3 avalanches on similar cross-loaded Alpine features, up to size 2.5 on south aspect. No other Alpine observations due to weather.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle is currently underway, with numerous sz 2-3's from W-SW aspects on Avalanche Crest and NRC Gully. A large sz 3.5 from a SW aspect on </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/Flat%20Creek%202016%2003%2009.JPG" target="_blank"><span class="s_9255B882">Mt Smart was observed yesterday</span></a><span class="s_AA239A9B">, propagating several hundred metres wide and scrubbing down to vegetation. Also, a cornice failure in Cheops North yesterday, with debris in the valley.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility on Thursday and no new avalanches reported. Last Monday there was a skier triggered avalanche on the </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/focus/ec0d81f4-8050-42b8-a9f1-3c9f94a69174" target="_blank"><span class="s_9255B882">Wapta near Mt. Collie</span></a><span class="s_AA239A9B"> and the Richard and Louise Guy Hut. It was a size 2.5 on a SE aspect at 2600m. It failed on a facet layer near the base of the snowpack and took two skiers for a ride, partially burying one with minor injuries.</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">Numerous avalanches to size 2.5 occurred Thursday morning after the passing of the storm. Most appeared to be windslabs in lee or cross-loaded areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field team in the Icefields noted a few size 2 slab avalanches on cross-loaded Alpine features, west aspect. Whumphing and cracking noted below tree line around Bald Hills.  Marmot reported little in the way of natural activity around the ski hill today except a cornice initiated slab on Sherpa. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle is currently underway, with numerous sz 2-3's from recent snowfall and strong to extreme winds. A large sz 3.5 from a NE aspect on Parson's Peak in the Bonney drainage was triggered by a cornice fall early this morning and dug down through the entire winters snowpack and in places to glacier ice.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous naturally triggered small to large storm slab avalanches occurred on N-E (lee) aspects during Thursdays storm. Ski cutting in a steep lee at treeline produced a small (size 1.5) storm slab avalanche on Friday, this was observed to have run on the early March crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose wet slides up to size 2 out of steep terrain below treeline in Little Yoho with limited activity at higher elevations. Numerous natural avalanches observed on the Icefields Parkway and 93 South up to size 3, all aspects during the last 24 hrs . Most of this was triggered by wind loading with failures on crusts and the deep facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous avalanches to size 2.5 occurred Thursday morning after the passing of the storm. Most appeared to be windslabs in lee or cross-loaded alpine areas, many of these failed on crusts seen on S and W aspects, a few notable examples of deep persistent slabs were seen on east and north aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Previously noted size 2 slab avalanches on cross-loaded Alpine features, west aspect. Significant whining and moaning from travel partners once you step off the beaten track BTL in the Maligne valley, as well as whumphing and cracking. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skier partially buried after triggering a wind slab below Illecillewaet Glacier. Cornice failures triggered slabs on a NW asp, sz 1.5 to 2.5. Cornice and icefall triggered sz 2.5 and sz 3.0 slabs in the Asulkan drainage, below Mt Leda. A cornice triggered a sz 4 avalanche failing to glacial ice on the N facing slopes of Parsons Peak (Loop Brook). </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose wet slides up to size 2 out of steep terrain below treeline in Little Yoho with limited activity at higher elevations. Numerous natural avalanches observed in the Alpine on the 93N on 93S up to size 3 all aspects following the storm on Thursday. Most of this was triggered by wind loading with failures on crusts and the deep facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous avalanches to size 2.5 occurred Thursday morning after the passing of the storm. Most appeared to be windslabs in lee or cross-loaded alpine areas, many of these failed on crusts seen on S and W aspects, a few notable examples of deep persistent slabs were seen on east and north aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Four size 2 avalanches with moist deposits were observed in the highway corridor yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Saturday and Sunday, several small Storm Slab avalanches were observed in lee terrain. These started in steep terrain, or under headwalls. Two very large avalanches were observed recently near the divide. These began in steep, unsupported terrain. The dates of these are unknown, but warm storms on March 6 or March 10 were likely responsible.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few significant avalanches occurred today: a sz 3  on Mt Buller in the K-country at 2300m on a NW aspect, a sz 2.5 was reported at 2400m on a North aspect on Mt Lougheed, both of these were reported as natural windslabs triggering deep facets. A skier triggered sz 2.5 occurred on a West slope near the Sunshine Village ski area on deep facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Close call today. In the Simpson area (deeper snowpack) we were on a ridge crest and triggered a large cornice. This cornice dropped onto the slope below and triggered a 400m wide size 3 avalanche that ran for approximately 900m. The slab failed on a buried suncrust, and ranged from 50-100cm deep. Watch out for buried crusts with accumulated load!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Three skier accidental thin surface slabs were triggered in the Balu Pass area yesterday on easterly aspect. These slides were composed of the surface slab, 10-15cm deep, 50-60m wide and ran 50m+. 4 slides in the size 1.5 range observed in the highway corridor. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Close call today. In the Simpson area (deeper snowpack) we were on a ridge crest and triggered a large cornice. This cornice dropped onto the slope below and triggered a 400m wide size 3 avalanche that ran for approximately 900m. The slab failed on a buried suncrust, and ranged from 50-100cm deep. Watch out for buried crusts with accumulated load!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A round of avalanche control on Mt Bosworth and Field in Yoho and Mt Whymper and the Simpson paths in Kootenay today produced numerous avalanches up to size 3. Many of these were running on sun crusts or melt freeze crusts and stepping down to the basal facets in thinner areas. Cornices were large and easy to trigger. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 25cm storm slab has been catching skiers &amp; boarders off guard. There has been 4 reports of avalanches on this layer in the Connaught and Hermit areas. The largest was 20cm deep, 70m wide and running 50m to a bench. The storm slab is bonded to a crust and most reactive in unsupported terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Monday, a few storm slabs were observed in steep, lee terrain below 2200m. These varied from small (Size 1), to large (Size 2). On Tuesday, a large (Size 2.5 ) storm slab was observed to have occurred in a steep and unsupported alpine slope below cornices, in the Forum Lake area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A round of avalanche control on Mt Bosworth and Field in Yoho and Mt Whymper and the Simpson paths in Kootenay today produced numerous avalanches up to size 3. Many of these were running on sun crusts or melt freeze crusts and stepping down to the basal facets in thinner areas. Cornices were large and easy to trigger. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">More avalanche control today on the sunshine road produced numerous large avalanches stepping down to ground on 5 of 8 shots. These were in thin, windloaded alpine areas on all aspects and show that the deeper weak layers are still reactive. Additionally, cornices were large and easily triggered.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A 25cm storm slab has been catching riders off guard. There has been 4 reports of avalanches on this layer in the Connaught &amp; Hermit areas. The largest was 20cm deep, 70m wide and ran 50m to a bench. The storm slab is poorly bonded to a crust and most reactive in unsupported terrain. Forecasters observed five sz 2's from steep terrain yesterday</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">More avalanche control today on the sunshine road produced numerous large avalanches stepping down to ground on 5 of 8 shots. These were in thin, windloaded alpine areas on all aspects and show that the deeper weak layers are still reactive. Additionally, cornices were large and easily triggered.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent avalanche control along the highways produced large, deep avalanches. Additionally, cornices were large and easily triggered.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was less solar than expected yesterday, but when the sun peaked out it triggered small loose avalanches. In the region a size 2.5 avalanche was triggered by skiers on a S'ly aspect, failing on the crust down 1m. Size 2-4 natural avalanches occurred on S'ly aspects, while on N'ly aspects a few size 1.5-2 slabs occurred on windloaded features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Mts. Stephen ad Dennis Friday produced avalanches to size 3. On the same flight numerous large natural avalanches to size 3 were </span><a href="https://www.facebook.com/media/set/?set=a.894261093957214.1073741886.145133538869977&amp;type=3#!/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/958836140833042/?type=3&amp;theater" target="_blank"><span class="s_9255B882">observed</span></a><span class="s_AA239A9B">. These were 24-48 hours old on NE through N aspects in the alpine, some stepping right to ground or near ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Artillery avalanche control procured several size 1.5 to 2.0 avalanches and one large size 3.0 avalanche.  3 size 2.0 natural avalanches were observed in the highway corridor. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous small loose snow avalanches occurred during Thursday's snowfall, and as a result of Friday's rapidly warming temperatures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Mts. Stephen and Dennis Friday produced avalanches to size 3, one of which slid to ground in a steep, thin snowpack area. That flight saw numerous slides to size 3 mainly along and East of the divide where the basal weak layers are more prevalent.  These were on N- NE aspects in the alpine in the last </span><a href="https://www.facebook.com/media/set/?set=a.894261093957214.1073741886.145133538869977&amp;type=3#!/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/958836140833042/?type=3&amp;theater" target="_blank"><span class="s_9255B882">24-48 hours.</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Mts. Stephen ad Dennis Friday produced avalanches to size 3. On the same flight numerous large natural avalanches to size 3 were </span><a href="https://www.facebook.com/media/set/?set=a.894261093957214.1073741886.145133538869977&amp;type=3#!/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/958836140833042/?type=3&amp;theater" target="_blank"><span class="s_9255B882">observed</span></a><span class="s_AA239A9B">. These were 24-48 hours old on NE through N aspects in the alpine, some stepping right to ground or near ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Significant large avalanches reported for field teams in the Icefields area. Appear that the most significant of which have been triggered by cornice failure up to sz 3.5 in the Alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received reports of several natural avalanches in the Rogers Pass backcountry.  Avalanches were triggered on solar aspects and ranged from loose point releases to storm slab releases.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Mts. Stephen and Dennis Friday produced avalanches to size 3, one of which slid to ground in a steep, thin snowpack area. That flight saw numerous slides to size 3 mainly along and East of the divide where the basal weak layers are more prevalent. These were on N- NE aspects in the alpine in the previous </span><a href="https://www.facebook.com/media/set/?set=a.894261093957214.1073741886.145133538869977&amp;type=3#!/ParksMountainSafety/photos/a.894261093957214.1073741886.145133538869977/958836140833042/?type=3&amp;theater" target="_blank"><span class="s_9255B882">24-48 hours.</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Significant large avalanches reported for field teams in the Icefields area. Appear that the most significant of which have been triggered by cornice failure up to sz 3.5 in the Alpine in the past 72 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 2 cornice triggered slide observed on an east aspect around 2500 elevation. No new slides observed in the highway corridor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility throughout the forecast region. Nothing new to report.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the weekend there was a number of avalanches triggered by cornice fall. Yesterday's warm temps triggered a natural avalanche cycle to sz 2.5, with avalanches leaving moist deposits.  Unfortunately freezing levels won't drop enough to significantly improve avalanche hazard below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several cornice failures were noted in the Sunshine area. Really important to note the large avalanche in Kananaskis Country that occurred on Sunday - this is now only 48 hours old now, and was a deep, hard slab overlying fist hard depth hoar - sobering. Similar results can be expected in the our region, which is adjacent.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nothing new to report.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the weekend there was a number of avalanches triggered by cornice fall. Monday's warm temps triggered a natural avalanche cycle to sz 2.5, with avalanches leaving moist deposits. Freezing levels have dropped significantly which has improved avalanche hazard at treeline &amp; below</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent activity has been observed or reported. Several small loose wet avalanches occurred during the peak of the warming last weekend. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today in the Little Yoho region - we did close the Field back road in anticipation of afternoon wet snow avalanches running down near Guiness Gully, etc. It reached 13 degrees down in Field on Tuesday - but Wednesday should be cooler and overcast.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past week there  have been reports large avalanches triggered by cornice failure, explosive or human.  Of note was the large human triggered avalanche in Kananaskis Country last Sunday involving a thick hard slab over weak depth hoar. Similar results can be expected in the our region, which is adjacent. Human triggering remains possible.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nothing new to report.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was little in the way of avalanche activity yesterday, even with the warm temp's and intense sunshine. The exceptions were several natural size 2's that ran on south aspects at low elevations late in the day. This is something to consider today, given that the overnight temp's barely hit the freezing mark and for a very short time.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today in the Little Yoho region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past week there have been large avalanches triggered by cornice failures, explosives and humans. Of note was a large human triggered avalanche in K-Country last Sunday involving a thick, hard slab over weak depth hoar. Similar results can be expected in the our region. On warm afternoons, wet snow avalanches are occurring below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field team in the Icefields area report only minor pin-wheels and snow-balling on immediate solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed in the highway corridor yesterday, nor were there any noted by field crews up Perley Rock and Fidelity. Older debris was noted from several days previous, when temp's first warmed up. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported in the Little Yoho region over the past 24-hours. Climbing in Guinness Gully today revealed a lot of old, wet debris in the gullies on Mt. Dennis and this should be expected during the afternoon periods over the next few days</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past week there have been large avalanches triggered by cornice failures, explosives and people. Of note, a large human triggered avalanche in K-Country last Sunday involving a thick, hard slab over weak depth hoar. Similar results can be expected in the BYK region. On warm afternoons, wet snow avalanches are occurring treeline and below </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Thursday's field team in the Icefields area report only minor pin-wheels and snow-balling on immediate solar aspects. No field patrol Friday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday, avalanches up to size 2.5 were triggered by skiers. They were generally larger on N'ly aspects where the slab is deeper due to wind-loading. They were easily triggered in predictable places; steep slopes with a convexity. Natural size 2-3 avalanches were observed from all aspects along the highway. Several were from skiable terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity has been observed, suspect that some small loose snow and storm slab avalanches have occurred as a result of the storm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported in the Little Yoho region over the past 24-hours. Climbing in Guinness Gully Thursday revealed a lot of old, wet debris in the gullies on Mt. Dennis and this should be expected during the afternoon periods over the next few days. Loose wet avalanches to size 2 were seen on solar aspects to treeline in Kootenay NP Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the past week there have been large avalanches triggered by cornice failures, explosives and people on the deep persistent layer. Activity has tapered off in the last few days. Some loose wet avalanches noted on solar aspects over the last 24 hours to size 2 along Hwy 93 N. One slide observed pulled out a deeper slab in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field teams in the Icefields area reporting several loose wet slides on solar aspects in the south end of the park. One sz 2.5 on a SW'ly aspect near the Boundary. Large serac collapse on the north glacier of Mt. Athabasca. Debris running 100ms wide x 300ms long and does not appear to have triggered any slab in the surrounding snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There were lots of skier triggered avalanches yesterday. A size 3 was accidentally triggered on the &quot;Thorington&quot;, NE aspect ~2700m. It was ~1m deep and ran ~1km on the crust. Several size 2's were also triggered, they were up to 40cm deep running up to 500m. A lower elevations wet slabs were triggered. Luckily no-one was involved in any of them!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported in the Little Yoho region over the past 24-hours. Climbing in Guinness Gully Thursday revealed a lot of old, wet debris in the gullies on Mt. Dennis and this should be expected during the afternoon periods over the next few days. Loose wet avalanches to size 1.5 on steep solar aspects on Mt. Field Saturday PM.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No field patrol Sunday. Several loose wet slides on solar aspects in the south end of the park likely occurred on Friday when temperatures were higher. Saturday observationed a sz 2.5 on a SW'ly aspect near the Boundary. Large serac collapse on the north glacier of Mt. Athabasca. Cornice failure noted in Marmot Basin backcountry. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures brought several small loose wet releases as well as a very large glide crack release (size 3.5). On Friday, a group of 5 accidentally triggered a size 3.0 avalanche on the steep roll on the Thorington line in the Asulkan Valley (NE asp, 2600m, 70m X 100m, 80cm deep on a crust). </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread cycle of small, Loose Dry avalanches occurred on Friday. On Saturday, forecasters observed shooting cracks from their ski tips, propagating several meters. These cracked 40cm deep through recent wind slabs, isolated to ridgetop lee slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One avalanche was reported on the West face of Mt. Ogden from a party coming off of the Bow-Yoho traverse. Size 3 and approximately 500m wide. It is expected to be approx 48 hours old. No further details. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Shooting cracks in the Maligne lake Bald Hills flats a result of surface crust over weak facets and shallow conditions. Loose wet slides on solar aspects in the south end of the park occurred on Friday with high temperatures. Saturday observed size 2.5 on SW'ly aspect near the Boundary and large serac collapse on the north glacier of Mt. Athabasca.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity observed yesterday. However, warm temperatures over the weekend triggered wet point releases as well as a very large glide crack release (size 3.5). On Friday, a group of 5 accidentally triggered a size 3.0 avalanche on the steep roll on the Thorington line in the Asulkan Valley (NE asp, 2600m, 70m X 100m, 80cm deep on a crust). </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Heavy snowfall and poor visibility prevented observations of any avalanche terrain today. New snow was stubborn to sluffing on steep road cuts; however small Storm Slabs were observed peeling off many steep surfaces at valley bottom, such as roofs.  A nearby operation reported very touchy conditions, including large (Size 2) Loose Dry avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One avalanche was reported on the West face of Mt. Ogden from a party coming off of the Bow-Yoho traverse Saturday . 2600m, Size 3 and approximately 1100m wide and likely failed on a crust in the previous 2-3 days. Loose wet natural activity continues to size two and skier triggering of the moist new snow over crusts was easy today at treeline</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small wet avalanches were noted from steep alpine terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some wet slides on solar aspects in the south end of the park occurring below treeline. Several size 2's and a couple size 3's on a variety of aspects mainly in alpine noted Tuesday, related to steep slopes, shallow locations, rocks, cornice failures, and loose avalanches triggering slabs below.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The strong heat yesterday from the sun triggered numerous loose avalanches to size 3 from steep alpine and tree-line start zones. Expect to see the same today once the frozen surface crust breaks down this morning. Another glide crack release was observed in Lone Pine on Tupper, reminding folks of the unpredictable nature of these looming threats.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No activity noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous wet snow avalanches up to size 2 observed in the Lake Louise area, and one size 2 slab on a north aspect at 2400m that failed on deep facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche activity will reach dangerous levels by mid afternoon if the weather forecasts holds true.  Cornices can be expected to collapse and are are of sufficient size to trigger large avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Solar and warm temperatures have been triggering loose wet avalanches, as well as slab avalanches up to size 3 over the past few days. Recent activity has been primarily from sun exposed slopes, as temps had remained relatively cool at higher elevations with good overnight recoveries. Glide crack releases and cornice failures have been occurring. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous wet snow avalanches up to size 2 observed in the Lake Louise area, and one size 2 slab on a north aspect at 2400m that failed on deep facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A flight from the Wapta to Banff showed solar induced loose,wet avalanches to size 2 in the last 24 hours, and some deeper releases to size 2.5, mainly below steep cliffs in the alpine. Reports of many solar induced natural avalanches in Kootenay today to size 3.5 where the sun has been out all day. Many of these are stepping to ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The solar radiation is energizing the snowpack and numerous avalanche have been reported today from all elevations. Both loose moist avalanches and dry slab avalanches have occurred up to size 2. Point release events from steep rocky alpine terrain are able to trigger deeper instabilities creating much larger avalanches that can scrub to ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Solar and warm temperatures have been triggering loose wet avalanches, as well as moist slab avalanches up to size 3 yesterday. Recent activity has been primarily from sun exposed slopes and from cornices. </span><span class="s_2823317B">Glide crack releases </span><span class="s_AA239A9B">have been releasing as large destructive wet avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread cycle of small (size 1 - 1.5) Loose Wet avalanches occurred on Thursday evening and Friday, during and after 10mm of rain / wet snowfall. Two large (Size 2) Loose Wet avalanches were observed Below Treeline on Bertha Peak, due to the Eastern ranges of the Park catching the bulk of Thursday night's precipitation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A flight from the Wapta to Banff showed solar induced loose,wet avalanches to size 2 in the last 24 hours, and some deeper releases to size 2.5, mainly below steep cliffs in the alpine. Reports of many solar induced natural avalanches in Kootenay today to size 3.5 where the sun has been out all day. Many of these are stepping to ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another day of widespread natural activity. Numerous deep persistent avalanches to size 2.5 on N-NW aspects in and loose wet avalanches to size 2 on solar aspects. On Thursday, there were solar induced natural avalanches in Kootenay today to size 3.5 where the sun has been out all day. Many of these were stepping to ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread avalanche cycle took place on Thursday evening with little overnight freezing this will likely occur again this evening. Numerous point releases from the alpine then triggered wet slabs that ran to ground. The largest events were on south and westerly facing and ran to size 2.5. Fewer slides are occurring on northerly terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread natural avalanches occurred yesterday from all aspects and elevations. Most were size 2-2.5 but several very large size 3 avalanches put wet debris into valley bottoms. Avalanche activity has been beginning mid morning and generally follows the sun occuring from sun exposed slopes. Glide cracks continue to release deep wet slabs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread avalanche cycle on all aspects over the past 2 days. Numerous deep persistent slabs failing to ground to size 3.5 in the BYK zone especially on N-NW aspects. Numerous wet avalanches on solar aspects. The Field backroad is currently closed with debris on it.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Less natural activity today due to moderate winds. Yesterday, numerous deep persistent avalanches to size 3 on many aspects, and loose wet avalanches to size 2.5 on solar aspects. On Thursday, there were solar induced natural avalanches in Kootenay to size 3.5 where the sun has been out all day. Many of these were stepping to ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread avalanche cycle continues (beginning on Thursday). Point releases and wet slab avalanches to size 3 running at all elevations primarily on solar aspects. Fewer slides are occurring on northerly terrain.&nbsp; The Weeping Wall main curtain collapsed in past 48 hrs and we are expecting to see the same thing happen on similar features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large loose wet avalanches continued to be observed, triggered by strong solar input during the heat of the day. Artillery avalanche control produced 2 large loose wet avalanches on solar aspects, running well into the run-out zones of their paths. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Less natural activity today due to moderate winds. Yesterday, numerous deep persistent avalanches to size 3 on many aspects, and loose wet avalanches to size 2.5 on solar aspects. On Thursday, there were solar induced natural avalanches in Kootenay to size 3.5 where the sun has been out all day. Many of these were stepping to ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Slightly cooler temperature and light cloud cover have helped to reduce natural avalanches. No avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread avalanche cycle continues (beginning on Thursday). Point releases and wet slab avalanches to size 3 running at all elevations primarily on solar aspects. Fewer slides are occurring on northerly terrain. Ice climbs are cracking and collapsing because of the warm temps. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large loose wet avalanches continued to be observed, triggered by strong solar input during the heat of the day. Overnight a South facing avalanche path on Mt Cheops ran sz 3 to the end of runout. Artillery avalanche control produced large loose wet avalanches on solar aspects, running well into the run-out zones of their paths. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The widespread cycle of natural activity resulting from last weeks heavy snowfall followed by warm temps has abated. No new avalanche activity was observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Slightly cooler temperature and light cloud cover have helped to reduce natural avalanches. No avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Slightly cooler temperature and light cloud cover have helped to reduce natural avalanches. No avalanches observed or reported on Monday. Lots of natural activity up to size 3.5 observed in the past week with intense solar heating. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent reports or observations today (no avalanche patrol).  Point releases and wet slab avalanches have been observed to size 3 running at all elevations primarily on solar aspects. Fewer slides are occurring on northerly terrain. Ice climbs are cracking and collapsing because of the warm temps. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunday there was a natural avalanche cycle in the park triggered by poor overnight freeze, daytime highs of +11, 3mm of rain and strong solar. Destructive wet avalanches were observed to size 3, the most notable were glide crack releases &amp; low elevation slabs. Saturday night a south facing avalanche path on Cougar Mtn ran sz 3 to the end of runout. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Slightly cooler temperature and light cloud cover have helped to reduce natural avalanches. No avalanches observed or reported on Monday. Lots of natural activity up to size 3.5 observed in the past week with intense solar heating. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Today remained cool, with no new avalanches observed or reported. Our field trip through Surprise Pass showed a snowpack locked up from the cold temperatures with no new avalanches anywhere.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New and old activity to size 2.5, mostly on solar aspects observed by field teams today along the Icefields Parkway. Mix of loose wet and slab avalanches observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The parade of moist and wet avalanches continued yesterday with the rain. Numerous moist and wet avalanches, both loose and slab, were observed throughout the highway corridor. These slides are pushing very heavy, dense debris and are digging down to ground by the time they reach the valley. A moist size 3 was observed from Perley Rock yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Today remained cool, with no new avalanches observed or reported. Our field trip through Surprise Pass showed a snowpack locked up from the cold temperatures with no new avalanches anywhere.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another day of cool day.  Tuesday's trip through Surprise Pass showed a snowpack locked up from the cold temperatures.&nbsp; Sunshine reports isolated wind slabs in the immediate NW lees of ridgelines 20-50 cm thick. They were less reactive today, but may be more touchy in the warmer days to come. Similar conditions may exist on the Wapta.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Old activity to size 2.5, mostly on solar aspects observed by field teams along the Icefields Parkway. Mix of loose wet and slab avalanches observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Very little activity was noted yesterday. Isolated avalanches to size 2.5 were observed from very steep, N-facing start zones on Mt Macdonald and Ross Peak, travelling as far as the top of the avalanche fan. A field team at the Illecillewaet Glacier toe noted 15-20cm of dry surface snow with over 50cm of weak, moist snow below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new activity has been observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another day of cool weather. Tuesday's trip through Surprise Pass showed a snowpack locked up from the cold temperatures. Sunshine reports isolated wind slabs in the immediate NW lees of ridgelines 20-50 cm thick. They were less reactive today, but may be more touchy in the warmer days to come. Similar conditions may exist on the Wapta.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only smaller loose wet avalanches were noted today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large (sz 3) slab avalanches on North alpine aspects starting to be seen.  Old slab and loose wet avalanche activity to size 2.5, mostly on solar aspects observed by field teams along the Icefields Parkway on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday a skier triggered a size 2.5 on the headwall of Youngs Peak; a W aspect at ~2675m. The avalanche was 20-80cm deep and ran 150m. Luckily the skier was not buried. In addition a few loose wet natural avalanches, mostly size 2 but one size 3, were observed running into valley bottoms.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only some small loose wet avalanches were noted today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reasonably strong heating today likely generated a cycle of loose wet avalanches mainly on S and W aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed at time of bulletin (15:30 hrs) but expecting continued solar and temperature triggered avalanches on all aspects and elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanches continue to occur daily with loose wet avalanches running to valley bottom. They have been occurring primarily from aspects where the start zones are in the sun. On Wed a skier triggered a size 2.5 on the headwall of Youngs Peak; a W aspect at ~2675m. The avalanche was 20-80cm deep and ran 150m. Luckily the skier was not buried. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small (Size 1) Loose Wet avalanches were observed on Friday from steep terrain.  New glide cracks are appearing almost daily, as the whole snowpack slumps downhill on certain slopes, though no glide avalanche releases have been noted yet.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A cycle of loose wet avalanches likely occurred with the reasonably strong heating Friday mainly on South and Western aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong heating today with a light freeze generated a small and predictable cycle of loose wet avalanches mainly on S and W aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Spring afternoon cycle can be expected daily as the season closes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several loose wet avalanches were observed in the highway corridor up to size 2.5. Some time yesterday evening, a large mid-elevation glide crack released on Mt MacDonald creating a large size 3 avalanche. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A cycle of loose wet avalanches likely occurred with the reasonably strong heating Saturday mainly on South and Western aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity was observed or reported on Sunday due to a good overnight freeze. Explosive control on Saturday during the heat of the afternoon was able to produce several 2.5-3 loose wet avalanches out of steep treeline terrain in the Kootenay region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Spring afternoon cycle can be expected daily as the season closes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 loose wet avalanches size 2.5 were observed yesterday in the west end of the highway corridor. These avalanches started small but entrained a lot of mass. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observed or reported on Sunday due to a good overnight freeze. Some snowballing at lower elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Report of a skier triggered size 3 slab avalanche on the Corral 3 slide path near Lake Louise on Sunday, April 10. This was a NE aspect at 2400m and was triggered at 2:00 pm</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control on Saturday during the heat of the afternoon was able to produce several 2.5-3 loose wet avalanches out of steep treeline terrain in the Kootenay region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have been experiencing regular natural avalanche cycles in the afternoon associated with daytime warming and the strong effects of the sun. Avalanches have been in the sz 1.5 - 2.5 range and either loose or wet slab releases. Sporadic glide crack releases have been witnessed every few days and are destructive and tricky to forecast.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread avalanche cycle (Cornice, Loose Wet, and Wet Slab avalanches, Size 1 - 2) occurred late Friday and Saturday with high freezing levels. This has slowed somewhat, but a few large natural avalanches were observed on Sunday (Loose Wet), and Monday (a Size 2.5 Cornice and Wet Slab avalanche). Many glide cracks exist - avoid these areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose wet avalanches up to size 2 on solar aspects in the afternoon.</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 avalanches observed or reported today.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control on Saturday during the heat of the afternoon was able to produce several 2.5-3 loose wet avalanches out of steep treeline terrain in the Kootenay region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have been experiencing regular natural avalanche cycles in the afternoon with daytime warming and the strong effects of the sun. Avalanches have been in the sz 1.5 - 2.5 range and either loose wet or wet slab releases. Sporadic glide crack releases to sz 3 have been witnessed every few days which are large, destructive &amp; tricky to forecast</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today however, loose wet avalanches up to size 2 on solar aspects are likely this afternoon.</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 avalanches observed or reported today.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Last Sunday around 2 pm, there was a size 3 skier triggered wet slab avalanche outside of Lake Louise ski area on a NNE aspect in the Corral Creek-Hidden Bowl area. Last Saturday, in the heat of the afternoon explosive control caused several 2.5-3 loose wet avalanches out of steep treeline terrain in KNP.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have been experiencing regular natural avalanche cycles in the afternoon with daytime warming and the strong effects of the sun. Avalanches have been in the sz 1.5 - 2.5 range and either loose wet or wet slab releases. Sporadic glide crack releases to sz 3 have been recorded recently. No new avalanches have been recorded in the last 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported 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">No new avalanches were observed through the highway corridor yesterday. One occurrence was noted from Tuesday, a size 2.5 wet slab on the SW face of Cheops Mountain at about 2500 metres,</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A large (Size 2) cornice avalanche occurred on Tuesday at Treeline. Some activity is expected within the new snow due Thursday night. Glide Cracks on many slopes confirm the potential for full-depth Wet Slab avalanches. Although unlikely, these would be very large. Avoid these slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been very little avalanche activity lately, but sporadic avalanches continue to occur. On Tuesday, a size 3 wet slab on the SW face of Cheops Mountain at about 2500 meters. Glide-cracks are opening up on many slopes and can fail unpredictably. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity has been limited to small loose avalanches over the past few days. A field team yesterday ski cut numerous steep unsupported rolls while descending from Lookout Col and found the snow to be unreactive in that area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent activity observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The SW winds were blowing hard on the alpine ridges this morning. While only minor amounts of snow remain available for the winds to transport, surface faceting has weakened the snow in the alpine lee areas and we witnessed a couple of size 1.5 loose dry avalanches sluff off the steep lee terrain below the summit ridge on Mt Cascade.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field team in Parkers and Hilda area. Limited alpine observations due to poor visibility. Natural activity limited to TL observations. 2 natural slides up to sz 2.5 on N and E aspects, 2200 to 2400ms. One possible skier triggered sz 1, 2200ms in the Christmas Trees above Hilda hostel.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Light winds and only small amounts of snow over the past few days has resulted in little natural avalanche activity. Natural avalanches up to size 2 have been observed from steep, unskiable terrain. There have also been a few reports of ski cuts causing small loose avalanches. We expect avalanche activity to increase rapidly as the storm arrives.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No obs Little Yoho. The SW winds were blowing hard on the alpine ridges this morning. Only minor amounts of snow remain available for the winds to transport but surface faceting has weakened the snow in alpine lee areas and we witnessed a couple of size 1.5 loose dry avalanches sluff off the steep lee terrain below the summit ridge on Mt Cascade.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Lake Louise region received enough new snow and wind to create fresh wind slabs up to size 2 in lee alpine features. These were reported as touchy in the morning but will settle out quickly. Other areas such as Sunshine ski area were reporting much smaller wind slabs only in the immediate lees of ridge features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field team in Parkers and Hilda area on Saturday. Still seeing long shooting cracks in front of skis. Limited alpine observations due to poor visibility. Some evidence of a mid storm cycle.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little natural activity reported or observed in the last couple of days. Avalanche activity is expected to increase with continued loading.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent observations from this area</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunshine Village patrol was reporting soft wind slabs formed with minimal propagation (fractures not spreading far), and otherwise no avalanches observed or reported - although visibility was poor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunday's Icefield's patrol observed several loose dry activity on solar aspects. 2300 to alpine small windslabs 24-48 hrs old. Visibility was in and out. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">13 avalanches observed on Mt MacDonald in the highway corridor on N aspect running into the fan. 1 size 3 avalanche off S asp of Mt Tupper overnight. An MCR report noted an avalanche running 3/4 path off of Cheops yesterday afternoon.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent activity observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunshine Village patrol was reporting soft wind slabs formed with minimal propagation (fractures not spreading far), and otherwise no avalanches observed or reported - although visibility was poor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control at Lake Louise ski area produced results up to size 2 this morning. Predominantly these slides were storm snow instabilities and very soft slabs up to 15-30cm deep. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol Monday. Sunday's Icefield's patrol observed several loose dry activity on solar aspects. 2300 to alpine small windslabs 24-48 hrs old. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread natural avalanche cycle in the Connaught drainage to size 2. The slab depths were reported as approx 50cm in depth and were not stepping down to deeper layers. Some avalanches were stopping near valley bottom. Numerous size 2 to 3 avalanches in the HWY corridor off Mt Mcdonald and Tupper and Cougar.</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">Explosive control at Lake Louise ski area produced results up to size 2 this morning. Predominantly these slides were storm snow instabilities and very soft slabs up to 15-30cm deep. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Observer isolated avalanche activity to size1.5, thin slab releases out of steep alpine lees as the recent storm snow failed on old faceted surface. Suspect some buried wind slab developed during the recent storm. Notable is a minimal amount of avalanche activity due to the calm winds following the storm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observed or reported today. Probably because no one wants to go outside anymore!! </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several size 2 to 3 natural avalanches were observed from steep alpine terrain yesterday (Mt Macdonald, Camp West, Railroad Gunners). Most natural activity has tapered off with the cold temp's and calm winds, but this past weekend, widespread storm slabs were failing 50cm thick and running to near valley-bottom.</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">Skier accidental size 2.5 released on the november crust, total of two size 2.5 released on the crust today in the lake Louise area. Isolated natural avalanche activity to size1.5, thin slab releases out of steep alpine lees as the recent storm snow failed on old faceted surface. Suspect some buried wind slab developed during the recent storm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Of note is a skier triggered avalanche in the Lake Louise side-country on Tuesday. This was on a southerly aspect and ran on the November crust. Lake Louise Ski Hill also reported on Tuesday an explosive triggered avalanches up to size 2.5. This was also on a south aspect and running on the Nov crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous Sz 1 loose dry avalanches, all aspects and elevations. Two Sz 2 avalanches; natural cornice fall triggered a thin slab on a NE aspect, the other was a cross loaded feature on a W aspect, both occurring in alpine terrain. Cold temps and lack of wind will begin faceting of the upper snowpack, expect loose dry avalanches in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A sz 2.0 avalanche was observed from the steep North face of Mt Macdonald yesterday. While most natural activity has tapered off with the cold temp's and calm winds, evidence of a recent widespread avalanche cycle is visible throughout the park. These slabs failed from rapid loading during the storm, were 50cm deep &amp; running to near valley-bottom.</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 recent activity observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Of note is a skier triggered avalanche in the Lake Louise side-country on Tuesday. This was on a southerly aspect and ran on the November crust. Lake Louise Ski Hill also reported on Tuesday an explosive triggered avalanches up to size 2.5. This was also on a south aspect and running on the Nov crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Of note is a skier triggered avalanche in the Lake Louise side-country on Tuesday. This was on a southerly aspect and ran on the November crust. A fresh size 2 avalanche was also noted running on top of the raincrust, on south facing terrain north of Observation Peak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed nor reported. Cold temps and lack of wind will begin faceting of the upper snowpack, expect loose dry avalanches in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">While most natural activity has tapered off with the cold temp's and calm winds, evidence of a recent widespread avalanche cycle is visible throughout the park. These slabs failed from rapid loading during the storm, were 50cm deep &amp; running to near valley-bottom.</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">Of note is a skier triggered avalanche in the Lake Louise side-country on Tuesday. This was on a southerly aspect and ran on the November crust. A fresh size 2 avalanche was also noted running on top of the raincrust, on south facing terrain north of Observation Peak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small loose dry avalanches observed in steep terrain Friday as the surface snow facets and weakens. Several recent natural and skier triggered slab avalanches have been observed on southerly aspects in the alpine running on the November 12 crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Road patrols on the Maligne Road and Icefields Parkway observed 3 significant slab releases up to size 2. These were likely triggered from a combination of weak solar input, triggering a point release from the exposed rocks and hitting the shallow slope below. Several of these point releases in similar features noted on steep S aspects.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity has tapered off. A skier triggered a size 1.5 wind slab on the SW aspect of Mt Cheops yesterday at 2300m. Similar wind slabs will likely be reactive to human triggering where they exist in steep terrain that receives heavy wind loading. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small loose dry avalanches observed in steep terrain Friday as the surface snow facets and weakens. Several recent natural and skier triggered slab avalanches have been observed on southerly aspects in the alpine running on the November 12 crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small loose dry avalanches observed in steep terrain as the surface snow facets and weakens. A few recent natural and skier triggered slab avalanches have been observed on southerly aspects in the alpine running on the November 12 crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Road patrol yesterday on the Icefields Parkway observed 3 significant slab releases up to size 2. These were likely triggered from a combination of solar input triggering a point release from steep exposed rocks and hitting the slope below triggering a slab. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The most recent reported or observed avalanche activity is two days old. A skier triggered size 1.5 windslab on the SW aspect of Mt Cheops at 2300m. Pockets of windslab may still be reactive to human triggering especially in steeper terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread spindrift was observed in steep wind-exposed terrain on Saturday afternoon.  It is likely loose snow avalanche activity was occurring in similar areas .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No observations today from the Little Yoho Region. In BNP: A few small loose dry avalanches observed in steep terrain as the surface snow facets and weakens. A few recent natural and skier triggered slab avalanches have been observed on southerly aspects in the alpine running on the November 12 crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small loose dry skier triggered avalanches in steep terrain have been reported in several locations over the past few days as the surface snow facets and weakens. Lake Louise had a couple small soft slabs that they were able to trigger with explosives in steep N facing rocky terrain. No other avalanches observed or reported in the past 4 days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches reported or observed. Poor visibility on road patrol. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Limited natural activity in the highway corridor with 3 size 2 slabs observed. No new avalanches reported in the backcountry yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small loose dry skier triggered avalanches in steep terrain have been reported in several locations over the past few days as the surface snow facets and weakens. Lake Louise had a couple small soft slabs that they were able to trigger with explosives in steep N facing rocky terrain. No other avalanches observed or reported in the past 4 days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant slab avalanches reported or observed in the past 5 days, but loose dry skier triggered avalanches in steep terrain have been reported in several locations over the past few days. This is a result of the surface faceting that is occurring under these cold temperatures as the surface snow weakens and looses cohesion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose dry avalanches on Westerly aspects up to Size 2 in Alpine terrain observed along the Icefields Parkway today. Recent shift of winds to the Northwest seem to have been the trigger for these events.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed in the highway corridor in the last 24hrs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A road patrol on Monday revealed numerous Small (Size 1 - 1.5) Loose Dry avalanches on all aspects; these were most widespread in the alpine. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">One Small (Size 1) Wind Slab avalanche was observed at 2400m on an Eastern aspect, immediately lee to ridgetop.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant slab avalanches reported or observed in the past 5 days, but loose dry skier triggered avalanches in steep terrain have been reported in several locations over the past few days. This is a result of the surface faceting that is occurring under these cold temperatures as the surface snow weakens and looses cohesion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant slab avalanches have reported or observed in the past week. Loose snow avalanches are occurring out of steeper terrain, mostly related to facetting. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose dry avalanches on Westerly aspects up to Size 2 in Alpine terrain observed along the Icefields Parkway today. Recent shift of winds to the Northwest seem to have been the trigger for these events. One remotely triggered slab avalanche size1.5 was reported from the Boundary Glacier area on Monday, 2400m steep East facing planar slope.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed in the highway corridor in the last 48hrs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few loose and dry avalanches were observed on Mt. Field today originating from steep rocky terrain up to size 1. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant slab avalanches have reported or observed in the past week. Loose snow avalanches are occurring out of steeper terrain, mostly related to facetting. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nothing new noted on Wednesday's road patrol. Visibility was good. Tuesday numerous loose dry avalanches on Westerly aspects up to Size 2 in Alpine terrain along the Icefields Parkway. One remotely triggered slab avalanche size1.5 was reported from the Boundary Glacier area on Monday, 2400m steep East facing planar slope.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed in the highway corridor in the last 72hrs, including during artillery explosive testing yesterday on Mt Macdonald.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday, Wind Slabs in gulleys in Eastern areas were observed to be touchy, often on cross-loaded gully walls (terrain traps). On Wednesday, several large avalanches were observed: A Size 2 Cornice failure, several size 2 Wind Slabs on N and NE facing Alpine slopes, and a fresh Size 2.5 Wind Slab on a NE aspect slope at 2350m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today. They too were hiding from the cold.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant slab avalanches have been reported or observed in the past week. Loose snow avalanches (up to size 1.5) are occurring out of steeper terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed in the highway corridor in the last few days. A brief explosive avalanche control mission Thursday produced no results.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant slab avalanches have been reported or observed in the past week. Loose snow avalanches (up to size 1.5) are occurring out of steeper terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There has been very little natural activity in the park over the last few days. Yesterday two parties had </span><span class="s_2823317B">accidentally triggered fresh windslabs</span><span class="s_AA239A9B"> up to 20 cm deep in unsupported aggressive terrain. The forecasted new snow for the weekend will be a significant load on the weak snowpack, widespread avalanche activity is expected. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant slab avalanches have been reported or observed in the past week. Loose snow avalanches (up to size 1.5) are occurring out of steeper terrain. Because of a faceted snowpack avalanche tend to run further then you may expect.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol Saturday. Brrrrrrrr coooooold. No new avalanches reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Two natural size 2.5 wind slab avalanches were observed in MacDonald Gullies #7 and #10 on the north face of Mt MacDonald. Isolated wind slabs have been reactive to skier loads in the past couple of days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new Natural avalanche activity has been observed since Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No significant slab avalanches have been reported or observed in the past week. Loose snow avalanches (up to size 1.5) are occurring out of steeper terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural and skier triggered wind slab avalanches up to size 1.5 were observed and reported on Sunday. Loose snow avalanches up to size 1.5 are occurring in steep terrain with the strong winds. Some of these avalanches are traveling further than expected because of the weak faceted snowpack acting as marbles near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1 x sz 2 Slab (-24hrs) on east aspect, 2100ms. Bottom 1/3 of feature called Snowboarder Slope on Parkers Ridge. Several size 1 to 1.5 loose snow avalanches observed at TL and above from steep rocky terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Three slab avalanches ranging from size 1-2.5 were recorded in the highway corridor yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural and skier triggered wind slab avalanches up to size 1.5 were observed and reported on Sunday. Loose snow avalanches up to size 1.5 are occurring in steep terrain with the strong winds. Some of these avalanches are traveling further than expected because of the weak faceted snowpack acting as marbles near the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Increase avalanche activity today, natural and skier trigger avalanches to size 2 on wind affected slopes. Releases are failing on the wind slab facet interface and possibly entraining loose facets from deeper in the snowpack. Though the wind slab is the primary concern we suspect loose dry avalanches are still prevalent in steep alpine terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural wind slabs to sz 1.5 observed today, particularly in alpine gulley features and steep NE aspects. We expect that natural activity was fairly widespread in these types of terrain features, but become quickly obscured and re-loaded. Of note, one size 2 with impressive propagation (~250m) observed on Parker slab, NE, at 2200m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We are expecting an avalanche cycle has started overnight and will continue through the day today. Slides will be in the form of both soft slab and loose dry slides when the weak facetted old snow surface gets overloaded. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Increase avalanche activity today, natural and skier trigger avalanches to size 2 on wind affected slopes. Releases are failing on the wind slab facet interface and possibly entraining loose facets from deeper in the snowpack. Though the wind slab is the primary concern we suspect loose dry avalanches are still prevalent in steep alpine terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Monday saw an increase in avalanche activity that was not apparent today. Poor visibility may have limited observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Tuesday's patrol noted a size 1.5 slab 100m below the crevasse rescue wind lip on parkers ridge. It was 80m wide and 40cm deep. Monday was noted numerous wind slabs to sz 1.5 in alpine gulley features and steep NE aspects. We expect that  these types of terrain features will be re-loaded with the current strong winds. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday we observed a widespread natural avalanche cycle to size 3.0. These were both slabs and loose avalanches reaching well into the runouts. Whumphing and shooting cracks from ski tips were also observed by groups that were out skiing. With continued snowfall the slab will remain touchy &amp;natural avalanche activity will continue today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility due to ongoing strong to extreme winds has limited the opportunity for observations. Nearby operations have reported several explosive and skier triggered avalanches up to size 3.0 in stiff Wind Slab failing on previously facetted surfaces and on the ground in shallow snowpack areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Monday saw an increase in avalanche activity that was not apparent today. Poor visibility may have limited observations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Size 2 to 3 slab avalanches observed today running far for their mass. The most impressive results on Mt. Bosworth with long propagations &amp; one slope failed when the explosive bag hit the slope. The failure layer are the windslabs on the facets. Not many naturals reported or seen, except for a size 2 over Pilsner climb area on Mt Dennis. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Continued isolated action on Dec.11 surface hoar. 1.5 slab 100m below the crevasse rescue wind lip on parkers ridge. It was 80m wide and 40cm deep. We expect that these types of terrain features will be re-loaded with the current strong winds. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday a skier was partially buried by a skier accidental size 1 avalanche in the Asulkan. It was 30-50cm deep and failed on the Dec 18th (</span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions%2F8457a028-3e21-403f-b82e-a2a9b1a7cf2e" target="_blank"><span class="s_9255B882">see their MIN</span></a><span class="s_AA239A9B">). They also remotely triggered a size 1.5 on a SW aspect. Numerous natural avalanches, mostly size 2.5 but a few size 3, were observed from steep, lee start zones, running to valley bottom. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Size 2 to 3 slab avalanches observed today running far for their mass. The most impressive results on Mt. Bosworth with long propagations &amp; one slope failed when the explosive bag hit the slope. The failure layer are the windslabs on the facets. Not many naturals reported or seen, except for a size 2 over Pilsner climb area on Mt Dennis. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control on Wednesday resulted in several avalanches up to Class 3 on Mt. Bosworth. One slope failed when the explosive bag hit the slope. The failure layer is the windslabs on the facets. Not many naturals reported or seen, except for a size 2 over Pilsner climb area on Mt Dennis also on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new reports or observations in the past 24 hours. The wind loading over the past 4 days has developed reactive slabs. Once triggered these may propagate widely and step down to the November rain crust producing larger fast running slab avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches were observed yesterday morning in the highway corridor ranging from size 2.5 to 3. On Tuesday a skier was partially buried by a skier accidental size 1 avalanche in the Asulkan drainage. It was 30-50cm deep and failed on the Dec 18th (</span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions%2F8457a028-3e21-403f-b82e-a2a9b1a7cf2e" target="_blank"><span class="s_9255B882">see their MIN</span></a><span class="s_AA239A9B">). They also remotely triggered a size 1.5 on a SW aspect. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control on Wednesday resulted in several avalanches up to Class 3 on Mt. Bosworth. One slope failed when the explosive bag hit the slope. The failure layer is the windslabs on the facets. Not many naturals reported or seen, except for a size 2 over Pilsner climb area on Mt Dennis also on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control Wed/Thurs resulted in avalanches up to size 2.5-3 where wind effect was prevalent. The slabs failed on the persistent Dec.19th facets. Ski hills triggered a couple of size 2's with bombs, initiating on the Nov 12 crust on solar aspects with a thin snowpack where the crust is more pronounced. Not many naturals reported or seen. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new reports or observations in the past 24 hours. The wind loading over the past 4 days has developed reactive slabs. Once triggered these may propagate widely and step down to the November rain crust producing large, fast running avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Hand charge testing produced 1 size 1 avalanche in a thin storm slab. Yesterday, a field team observed whumphing and cracking in the storm slab on approach to the Grizzly Shoulder head wall.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosives control work at neighboring avalanche operations have been producing Large avalanches daily in Wind exposed terrain, especially in areas that were shallow prior to recent wind loading from the West.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Shooting cracks and Whoomphing were observed in pockets of Hard Wind Slab over Depth Hoar in Eastern (shallow snowpack) areas on Friday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control on Wed/Thurs resulted in avalanches up to size 2.5-3 where wind effect was prevalent. The slabs failed on the persistent Dec.19th facets. Ski hills had a couple of size 2 explosive triggered avalanches on the Nov 12 crust on solar aspects with a thin snowpack where the crust is more pronounced. Not many naturals reported or seen. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control this week resulted in avalanches up to size 2.5-3. The largest involved windslabs that failed on the persistent Dec.19th facets. Notably, ski hills triggered a couple of size 2's with bombs that initiated on the Nov 12 crust on solar aspects where both a thin snowpack and pronounced crust exist. Limited natural activity seen </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new reports or observations in the past 24 hours on road patrols in the Maligne Valley and Columbia Icefield Area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The last couple days of avalanche activity in the highway corridor has been limited to very steep terrain off Mt Tupper and Mt MacDonald.  Info from Avalanche Crest area reported small convex rolls were shearing off 50cm down from the surface which would link to the December 18th facet/surface hoar being the weak layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosives control work at neighboring avalanche operations has been producing large avalanches daily in wind exposed terrain, especially in areas that were shallow prior to recent wind loading from the west.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Shooting cracks and whoomphing were observed in pockets of hard wind slab over depth hoar in Eastern (shallow snowpack) areas on Friday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control this week resulted in avalanches up to size 2.5-3. The largest involved windslabs that failed on the persistent Dec.19th facets. Notably, ski hills triggered a couple of size 2's with bombs that initiated on the Nov 12 crust on solar aspects where both a thin snowpack and pronounced crust exist. Limited natural activity seen </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control this week resulted in avalanches up to size 2.5-3. The largest involved windslabs that failed on the persistent Dec.19th facets. Notably, ski hills triggered a couple of size 2's with bombs that initiated on the Nov 12 crust on solar aspects where both a thin snowpack and pronounced crust exist. Limited natural activity seen </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new reports or observations in the past 24 hours on road patrols in the Maligne Valley and Columbia Icefield Area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nine avalanches observed out of steep terrain in the highway corridor in the last couple days. Friday there was a report from treeline on Avalanche Crest of small convex rolls shearing off down 50cm, likely at the Dec 18th interface. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control this week resulted in avalanches up to size 2.5-3. The largest involved windslabs that failed on the persistent Dec.19th facets. Notably, ski hills triggered a couple of size 2's with bombs that initiated on the Nov 12 crust on solar aspects where both a thin snowpack and pronounced crust exist. Limited natural activity seen </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous size 1.5 avalanches were observed between Bow Summit and Lake Louise on peaks such as Observation and Crowfoot. These slides appeared to be 24-48 hours old. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations or reports.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday on Video Pk a skier remote size 2 slab avalanche was observed and several size1 loose dry when the sun came out above the valley fog. No new avalanches observed in the highway corridor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous size 1.5 avalanches were observed between Bow Summit and Lake Louise on peaks such as Observation and Crowfoot. These slides appeared to be 24-48 hours old. </span><a href="https://www.facebook.com/pg/ParksMountainSafety/photos/?tab=album&amp;album_id=1088322677884387" target="_blank"><span class="s_9255B882">Some other slides were observed on a flight today up to size 2.5.</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous size 1.5 - 2 avalanches were observed between Bow Summit and Lake Louise on peaks such as Observation, Crowfoot and Dolomite. These slides appeared to be 24 hours old. As well, 2 naturals were observed off of the N. side of Mt. Fairview today. They were likely initiated by wind transport but the failure layer is unknown. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several new size 2 windslabs out of N to NE terrain around ridgelines (~2100m). These slides ran an impressive 300m, were 50m wide on average, but the sliding layer is unknown due to visibility. Numerous healthy avalanches up to size 2.5 were also observed on steep, Westerly terrain between 2500-2800m. These ran 400m, were 60m wide and 50cm thick.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1122932427756745.1073741905.145133538869977/1166131803436807/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 2 skier-triggered avalanche</span></a><span class="s_AA239A9B"> from steep, shallow, unsupported terrain yesterday resulted in a rescue from NRC Gully. A size 2 skier-triggered slab on the approach slope to Video Peak was reported from Sunday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control work at neighboring avalanche operations has been producing large avalanches in wind exposed terrain, especially in areas that were shallow prior to recent wind loading from the west.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Shooting cracks and whoomphing were observed in pockets of hard wind slab over depth hoar in Eastern (shallow snowpack) areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No observations from this area today.  Numerous size 1.5 - 2 avalanches observed on the East slopes between Bow Summit and Lake Louise. These slides appeared to be 24 hours old. As well, 2 naturals were observed off of the N. side of Mt. Fairview today. They were likely initiated by wind transport but the failure layer is unknown. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Visibility and observations were limited today, but still some reports of whumpfing and cracking and small fresh wind slabs (size 1 to 1.5) being easily skier triggered by avalanche control at the ski hills.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent avalanche activity up to Sz 2 on N-NE-E terrain below ridgeline, ~2400m running 300m and 50m wide on average. Also saw numerous Sz 2.5 on westerly terrain in steep, rocky, cross loaded terrain between 2400-2700m, 50cm deep, 50-80m wide and running up to 400m.</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">Yesterday skiers reported triggerable windslabs on a SW aspect at 2100m on McGill, and there were several size 2 and a size 3 natural avalanche from steep paths east of Rogers Pass. On Monday, a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1122932427756745.1073741905.145133538869977/1166131803436807/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 2 skier-triggered avalanche</span></a><span class="s_AA239A9B"> from steep, shallow, unsupported terrain carried a person over a large cliff and resulted in a rescue. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Visibility and observations were limited today in Little Yoho, but still some reports of whumpfing and cracking and small fresh wind slabs (size 1 to 1.5) being easily skier triggered by avalanche control at the ski hills East of the divide</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility today, but the ski areas reported only small soft slabs within the recent snow inside the ski area boundary.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Previous avalanche activity up to Sz 2 on N-NE-E slopes below ridgeline and to Sz 3 on a westerly aspect in steep, rocky, cross loaded terrain between 2400-2700m.  No new observations due to poor visibility.</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">Yesterday skiers reported triggerable windslabs on a SW aspect at 2100m on McGill, and there were several size 2 and a size 3 natural avalanche from steep paths east of Rogers Pass. On Monday, a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1122932427756745.1073741905.145133538869977/1166131803436807/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 2 skier-triggered avalanche</span></a><span class="s_AA239A9B"> from steep, shallow, unsupported terrain carried a person over a large cliff and resulted in a rescue. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility today, but the ski areas reported only small soft slabs within the recent snow inside the ski area boundary.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little avalanche activity was observed today. Lake Louise ski resort reported some natural activity releasing from recently developed windslabs in the alpine to sz 1.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed along the Parkway and in the Maligne Area this afternoon.  Good visibility.</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">Earlier in the week we had skiers report sensitive wind slab on SW aspect at 2100m on McGill. Now we have 50cm more snow load. Avalanche control east of the pass this morning is producing slides in the size 3 range.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday/Weds, shooting cracks and whoomphing were observed Below Treeline. One large avalanche noted from an Alpine lee slope.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">On Friday, several small Storm Slab and Wind Slab avalanches were observed in new storm snow, primarily on North and East aspects, at Treeline and Alpine elevations.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity is possible on lee slopes Sat-Sun.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little avalanche activity was observed today. Lake Louise ski resort reported some natural activity releasing from recently developed windslabs in the alpine to sz 1.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new natural avalanches observed today, better visibility confirm the recent cycle with numerus avalanches to size 2.5 . Lake louise reported numerus avalanches to size 2 and one size 2.5 triggered with explosives today. Avalanches were initiated in the windlsab problem and stepped down to deeper instabilities. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche patrol today.</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">Widespread natural and artillery controlled avalanche cycle yesterday to size 3 all aspects and elevations. The largest Avalanche though was just west of the park on Mt. Fortitude (size 4)</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No new natural avalanches observed today, better visibility confirm the recent cycle with numerus avalanches to size 2.5 . Lake louise reported numerus avalanches to size 2 and one size 2.5 triggered with explosives today. Avalanches were initiated in the windlsab problem and stepped down to deeper instabilities. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported on Sunday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 slab avalanches observed in the Nigel Basin across from Parkers Ridge in cross-loaded gullies above treeline on SW aspect.  Size 2 and 2.5.</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 was a widespread natural avalanche cycle on Friday up to size 3 on all aspects and elevations. Yesterday no new avalanches were reported or observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No observations were attempted in poor visibility on Sunday.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">On Saturday, debris from several large (Size 2) slab avalanches were observed. These were all in the South-West of the park, which received the highest snowfall totals Thursday night. One Wind Slab on Mt Rowe stepped down to the December 9 Persistent Weak Layer (facets).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported on Sunday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two size 2-2.5 natural avalanches in the Corral 1 and 2 paths, and a size 2 natural on Ptarmigan Peak observed Monday outside the Lake Louise ski resort. A recent size 2.5 avalanche was observed on the N side of Mt Burgess as well as a couple smaller slides on the SW aspect of Wapta Peak. All appear to be failing on the weak mid pack facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Good visibility Jan 2 highway patrol. Several loose dry avalanches up to size 2 on steep alpine rocky terrain all aspects. 4 slabs up to size 2.5 noted on Mt. Cirrus above polar circus ice climb. They did not crest the wall but critical for ice climbers to take these into consideration. 1 icefall on Athabasca glacier did not initiate a slab 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">No new avalanche activity observed in the highway corridor.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two size 2-2.5 natural avalanches in the Corral 1 and 2 paths, and a size 2 natural on Ptarmigan Peak observed Monday outside the Lake Louise ski resort. A recent size 2.5 avalanche was observed on the N side of Mt Burgess as well as a couple smaller slides on the SW aspect of Wapta Peak. All appear to be failing on the weak mid pack facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches reported today, however a field trip in the Lake Louise area showed numerous avalanches up to size 2.5 from the past four days. These mostly initiated as windslabs and then stepped down into the weak facet layer below. Of note were four avalanches up to Class 2.5 in the Corral Slide Paths adjacent to Lake Louise Ski Resort</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">Road Patrol in the Maligne Valley. Loose dry slides up to sz 1.5 out of steep rocky terrain. Slabs up to size 2.5 noted on Mt. Cirrus above and close to the Polar Circus ice climb. </span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">Yesterday, four size 1.5 wind slab avalanches were observed in Glacier Park; three on the west aspect of Avalanche Crest and one on a north aspect triggered by a cornice. Of note at a nearby touring operation, two size 3.0 avalanches on a south aspect that initially started as wind slab avalanches, stepped down to the mid November layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches reported today, however a field trip in the Lake Louise area showed numerous avalanches up to size 2.5 from the past four days. These mostly initiated as windslabs and then stepped down into the weak facet layer below. Of note were four avalanches up to Class 2.5 in the Corral Slide Paths adjacent to Lake Louise Ski Resort</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 natural activity was reported or observed today. However, Lake Louise and Sunshine Village patrollers/forecasters were able to trigger a few wind slabs with explosives up to size 2.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed or reported in the past 24 hours .</span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">Yesterday there were no natural avalanches observed in the park. In the region there were a few wind-slab avalanches observed. Skiers accidentally triggered a sz 1 windslab on a N aspect at 2100m outside the park boundary. In addition there were several reports of cornices failing, and a few natural avalanches to size 2 were triggered by solar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches have been observed or reported since the weekend.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">On Saturday, debris from several large (Size 2) slab avalanches were observed. These were all in the South-West of the park, which received the highest snowfall totals Thursday night. One Wind Slab on Mt Rowe stepped down to the December 9 Persistent Weak Layer (facets).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No natural activity was reported or observed in Little Yoho today. However, Lake Louise and Sunshine Village patrollers/forecasters were able to trigger a few wind slabs with explosives up to size 2.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small loose dry avalanches were noted on 93N.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed or reported in the past 24 hours .</span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">Yesterday skiers accidentally triggered a size 1.5 windslab on a SW aspect at 2350m (</span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions%2F10ecb6e8-52d6-44a7-b5ad-f8e152be290b" target="_blank"><span class="s_434EB3FA">see their MIN for details</span></a><span class="s_E6FD2046">). In the region there were several similar reports of triggerable windslabs up to 50cm deep. There have been no natural avalanches observed in the park for a few days. In addition there have been reports of cornices failing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No natural activity was reported or observed in Little Yoho today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two small loose dry avalanches were noted in Kootenay today from rocky terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small loose dry avalanches were reported in the Maligne Lake area on Friday out of steep rock slab alpine features.</span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">On Wednesday, skiers accidentally triggered a size 1.5 windslab on a SW aspect at 2350m (</span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions%2F10ecb6e8-52d6-44a7-b5ad-f8e152be290b" target="_blank"><span class="s_434EB3FA">see their MIN for details</span></a><span class="s_E6FD2046">). In the region there were several similar reports of triggerable wind slabs up to 50cm deep. There have been no natural avalanches observed in the park for a few days. In addition there have been reports of cornices failing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A avalanche involvement reported from Glacier NP USA has lead to a fatality.&nbsp; Initial reports indicate the victim succumbed to trauma and was not buried in a slide that occurred at upper elevations. Locally only a few windslabs have been reported in the last few days but avalanches last week indicate the persistent slab problem is still of concern </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No natural activity was reported or observed in Little Yoho today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On a flight from Banff to the Bow Peak area Saturday, a number of recent natural slab avalanches up to size 2 on all aspects above treeline were observed. These slabs failed on the weak mid pack facets and several of them within the last couple days. Two small loose dry avalanches were noted in Kootenay on Friday from steep rocky terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small loose dry avalanches were reported in the Maligne Lake area on Friday out of steep rock slab alpine features.  No avalanche patrol on Saturday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_E6FD2046">On Wednesday, skiers accidentally triggered a size 1.5 windslab on a SW aspect at 2350m (</span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions%2F10ecb6e8-52d6-44a7-b5ad-f8e152be290b" target="_blank"><span class="s_434EB3FA">see their MIN for details</span></a><span class="s_E6FD2046">). In the region there were several similar reports of triggerable wind slabs up to 50cm deep. There have been no natural avalanches observed in the park for a few days. In addition there have been reports of cornices failing.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No natural activity was reported or observed in Little Yoho today though observations in the surrounding area continue to show occasional slabs failing on the mid pack facets during the last couple days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Within the past 48hrs, several Sz 2.5 slab and Sz 1.5 loose dry avalanches observed along the Icefields Parkway. Pockets of slab pulling out in cross loaded gullies, 30-40 degree slopes on Westerly aspects. Loose dry activity on all aspects and elevations.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Recent cold temps have made free hanging ice brittle and is breaking off.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last Wednesday skiers accidentally triggered a size 1.5 windsslab on a SW aspect at 2350m in the Hermit area. Since then there has been little natural avalanche activity observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nearby operations have reported a few small windslabs in the past couple of days. An avalanche involvement in Glacier NP USA on January 5th lead to a fatality. Reports indicate that the avalanche initiated as a soft windslab avalanche which then stepped down in to the basal facets. The victim was not buried.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No natural activity was reported or observed in Little Yoho Sunday. Some recent observations in the surrounding area continue to show occasional slabs failing on the mid-pack facets during the last week. Lots of whumphing on the mid-pack facets at treeline was reported recently in the Stanley Mitchell area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose dry avalanches were observed in steep terrain, releasing from last nights storm snow. The southern part of the forecast region appeared to have slightly more snow and wind, Sunshine ski patrol reported numerus size 1 avalanches in areas where new wind slab exist. These avalanches were triggered by explosives and ski cuts. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol today. Sunday's Icefields patrol noted several 48 hour old size 2.5 slab in cross loaded West aspect gullies and size 1.5 loose dry avalanches on all aspects and elevations. Cold temps have made free hanging ice brittle and they are breaking off.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the last few days five new slides to size 2.5 have been observed in the highway corridor. No new avalanches have been observed by our field crews in the backcountry over the last couple of days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No natural activity was reported or observed in Little Yoho Monday. Some recent observations in the surrounding area continue to show occasional slabs failing on the mid-pack facets during the last week. Lots of whumphing on the mid-pack facets at treeline was reported recently in the Stanley Mitchell area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">SIze 1 skier accidental avalanche in a wind loaded gully at Bow Summit today, followed by our team getting a significant crack in the adjacent gully. Observed a size 2 natural avalanche in a leeward (from the north wind) feature on Observation Peak also. Lake Louise ski hill reported several hard to trigger slabs up to size 1, and lots of cracking.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous size 1-2.5 loose dry avalanches on all aspects and elevations, but mainly out of steep, rocky terrain features. One sz 2.5 slab avalanche pulled out on Mt. Cirrus, several gullies North of Polar Circus, running mid path above the cliff face.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Ice Climbers be aware, the cold temps have made free hanging ice brittle and they are breaking off.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose and storm slab avalanches were observed yesterday from Mt Macdonald and Mt Tupper, all originating from steep, unskiable terrain. No new avalanches have been observed by our field crews in the backcountry over the last couple of days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Monday and Tuesday, several small (Size 1 - 1.5) natural Storm Slab and Loose Dry avalanches were observed in alpine and open treeline terrain.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday, forecasters ski cut a Size 1 Storm Slab at Treeline, and a few Size 1 - 1.5 Loose Dry avalanches in steep terrain at and below treeline. These were easily triggered &amp; gained mass quickly.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche activity reported or observed in Little Yoho today, but we have minimal observations from this area - so low confidence.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 3 was reported yesterday on a SE aspect in the Sunshine backcountry which was likely triggered by reverse loading from North winds. Yesterday also saw some smaller skier triggered wind slabs that were cracking or running a short distance. No new avalanches were reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Helicopter control work produced numerous wind slab avalanches to size 2.5 in the alpine, mainly in loaded gulley features. Loose dry activity continues out of steep, rocky terrain and tends to entrain facets on the slopes below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose and storm slab avalanches were observed Monday from Mt Macdonald and Mt Tupper on steep, unskiable terrain. This occurred during Monday's wind event and debris was observed to spread widely across the fans. A few natural size 1-1.5 slab avalanches, likely from Monday, were observed from steep N-facing terrain on Avalanche Crest. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche activity reported or observed in Little Yoho today, but we have minimal observations from this area - so low confidence.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 3 was reported on Wednesday on a SE aspect in the Sunshine backcountry which was likely triggered by reverse loading from North winds. Wednesday we also saw some smaller skier triggered wind slabs that were cracking or running a short distance in the Bow Summit area. No new avalanches were reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Helicopter control on Jan 11th produced numerous slab avalanches to size 2.5 in the alpine, mainly wind slab in loaded gulley features. Loose dry activity continues out of steep, rocky terrain and tends to entrain facets on the slopes below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose and storm slab avalanches were observed Monday from Mt Macdonald and Mt Tupper on steep extreme terrain. This occurred during Monday's wind event and debris was observed to spread widely across the fans. A few natural size 1-1.5 slab avalanches, likely from Monday, were observed from steep N-facing terrain on Avalanche Crest. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche activity reported or observed in Little Yoho today, but we have minimal observations from this area - so low confidence.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few natural size 2 avalanches were reported on Thursday in the Sunshine and Banff regions. These were likely cornice triggered wind slabs. No avalanches were reported Friday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few loose slides observed from steep terrain today. Size 2 shallow wind-slab from the alpine (2600m, SW aspect) on a loaded rib feature on Boundary Peak</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose and slab avalanches were observed earlier in the week from Mt Macdonald and Mt Tupper on steep extreme terrain. A few natural size 1-1.5 slab avalanches, likely from Monday, were observed from steep N-facing terrain on Avalanche Crest aswell. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A Very Large (Size 3) Deep Persistent slab avalanche was observed in Alpine terrain on Friday, at 2250m on a North aspect.  A small Wind Slab stepped down in a thin area, to a layer near the bottom of the snowpack.  This propagated widely, upto 2 meters deep across a thicker slope. A Few other small Wind Slabs were observed in the Alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche activity reported or observed in Little Yoho today, but we have minimal observations from this area - so low confidence.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a cornice triggered size 2.5 off of a SE aspect at 2800m on Cascade Mountain Friday afternoon. It was hard to tell the bed surface but looked to be over a meter deep.  Another size 2.5 with explosives on an ESE aspect to ground at Sunshine. Other similar avalanches initiated by large triggers have been noted over the last few days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed in the highway corridor since the 10th of January, where we observed wind slabs out of steep terrain to size 3. Small natural avalanches were observed in the back country during this cycle to size 1.5. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche activity reported or observed in Little Yoho today, but we have minimal observations from this area - so low confidence.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skier accidental size 1.5 off panorama meadows (Taylor Lake area) reported yesterday evening. Slab released on the deep persistent problem nobody was involved. Numerus loose dry avalanches were observed today from steep southerly aspects, snow appeared to be triggered from warming temps and solar output, entraining the faceted snowpack below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Five new slides were observed in the highway corridor yesterday up to size 2.5. These slides were generally running out of steep unskiable terrain. No new natural activity was observed by field staff in the back country yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small natural Wind Slab avalanches have been observed recently.&nbsp; A Large (Size 3) Deep Persistent slab avalanche was observed in Alpine terrain last Friday, at 2250m on a North aspect. Triggered by a small Wind Slab hitting a shallow spot, this propagated across the slope into the adjacent deeper snowpack and was up to 2m thick in places. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanche activity reported or observed in Little Yoho today, but we have minimal observations from this area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A skier accidental sz 1 was reported near treeline on Helen Shoulder Sunday. A skier accidental size 1.5 by Panorama Meadows (Taylor Lake area) was reported Saturday. Both of these events sound as though they released on the deep persistent layer involving slabs over the facets. Numerus loose dry avalanches were observed Sunday at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent natural avalanche activity has been limited to steep, unskiable terrain. Skiers reported sluffing of the weak facetted snow when skiing steep terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A skier accidental sz 1 was reported near treeline on Helen Shoulder Sunday. A skier accidental size 1.5 by Panorama Meadows (Taylor Lake area) was reported Saturday. Both of these events sound as though they released on the deep persistent layer involving slabs over the facets. Numerus loose dry avalanches were observed Sunday at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A Class 2.5 avalanche was observed running over Rogan's Gully ice climb on Cascade on Tuesday. This was associated with above freezing temperatures in the Banff area today. Several skier triggered avalanches have been reported over last few days. These have released on the weak facet layer in the midpack.</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 small loose slides observed out of steep rocky terrain at treeline and lower elevations. Poor visibility in the alpine today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the previous week natural avalanche activity has been limited to steep, unskiable terrain. </span><span class="s_2823317B">Expect this to change with the incoming storm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some fresh loose snow avalanches were observed on Mt Stephen above the ice climbs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today but visibility was poor. </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 avalanche patrol today.  No avalanche observations reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches to size 3.5 have been observed in the last 24 hours, several dusting the highway. Confined gullies have been producing the biggest results, with debris reaching the valley floor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent avalanche activity has been observed. A Large (Size 3) Deep Persistent slab avalanche was observed in Alpine terrain last Friday, at 2250m on a North aspect. Triggered by a small Wind Slab hitting a shallow spot, this propagated across the slope into the adjacent deeper snowpack and was up to 2m thick in places. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity reported today. Visibility was poor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Many avalanches to size 2.5 have been reported in the last 24 hours. A size 1.5 skier accidental in the canyon on the approach to Bow Hut was reported yesterday with no involvement. A size 2 avalanche was reported from yesterday afternoon over the ice climb Cascade Falls, and explosive results at Lake Louise ski hill to size 2.5 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">No avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle began yesterday morning with large size 3.0 avalanches east of Rogers Pass summit. Throughout the day artillery avalanche control produced several large far-running avalanches ranging from size 2.5 to 3.5. Avalanches were easily entraining new storm snow and were accompanied by a large power cloud component. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Many storm slab natural avalanches in the size 1 to 2 range below 1800m. These were mainly (but not exclusive to) below cliff walls and were 30-60cm thick. These storm slabs were likely failing on the facets which exist at this elevation band. Alpine observations saw little activity with in and out visibility. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several size 2 avalanches were reported in the Banff area today. Recent reports of human involvement would indicate the need for continued caution. </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">Natural avalanches observed in the alpine from broad, large, wind loaded features from size 2 to 3. One in particular observed in the Boundary area in the Parkers region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity dropped off yesterday but explosive avalanche control produced numerous large avalanches in the west side of Glacier National Park. The avalanches were triggered as slabs in the upper start zones and ran to the valley bottom. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small avalanches Size 1 were noted from extreme terrain Below Treeline on Thursday and Friday. No large avalanches have been observed since a natural Deep Persistent Slab avalanche a week ago. This initiated in a shallow area in a wind-affected Alpine basin, when a small windslab from above stepped down to a faceted crust near ground. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Yoho area was not observed today. Yesterday, numerous observations of storm slab failing on facets were reported below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanches observed in the alpine from broad, large, wind loaded features from size 2 to 3 in the past 48hrs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Significant natural and explosive triggered avalanche cycle on wednesday, residual avalanches on Thursday to size 3.5. Natural avalanche activity has decreased, however we did observe one natural size 3.5 in the highway corridor out of steep North facing terrain yesterday morning!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Yoho area was not observed today. Yesterday, numerous observations of storm slab failing on facets were observed below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Good results (several size 2 to 2.5 in steep rocky alpine terrain) in recent explosive control work at Marmot ski hill, suggests that the weak basal layer is reactive to large loads. No patrol in the Columbia Icefield area today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Four new avalanches observed yesterday in the highway corridor on N-NE asp to size 2, and no new avalanches reported from the back country. Large destructive avalanches ran full path on Wednesday and Thursday in the Highway corridor up to size 3.5. Reports from the back country observed natural slab avalanches to size 2.5 occurred during storm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few deep persistent slabs were observed today both appeared fresh but could be up to 3 days old and were sz 2. SW aspect from 2650m on Mt Ogden failed about 60 deep and 60 wide running about 450m. On the NW aspect of Wapta above Emerald lake 80 deep and 80 wide running several hundred meters. Otherwise evidence of previous loose wet activity BTL. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control in Yoho Park today (Mt Bosworth, Mt Stephen, and Mt Dennis) produced numerous size 2 and 2.5 avalanches. One size 3 avalanche was triggered on Mt Bosworth. These avalanches were either storm slabs or wind slabs that stepped down into a lower facet layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Good results (several size 2 to 2.5 in steep rocky alpine terrain) in recent explosive control work at Marmot ski hill, suggests that the weak basal layer is reactive to large loads. No patrol in the Columbia Icefield area today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">5 new avalanches observed in the highway corridor to size 2.5 on solar aspects yesterday. No NEW avalanches reported from the back country. Large destructive avalanches ran full path last week in the Highway corridor up to size 3.5, and reports from the back country observed natural slab avalanches to size 2.5 during the storm. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small size 1 loose snow avalanches were observed out steep terrain on Monday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Avalanche control in Yoho Park today (Bosworth, Stephen and Mt Dennis) produced numerous size 2 and 2.5 avalanches. One size 3 was triggered on Mt Bosworth. No fresh natural avalanches were observed.</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">Avalanche control in Yoho Park on Monday produced numerous size 2 -2.5 avalanches on Mt. Dennis. One size 3 avalanche on Mt Bosworth. These were storm slabs or wind slabs that stepped down into a lower facet layer.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Report of several size 2 avalanches in Bow Summit area. These were in the alpine on south /south west aspects and ran in past 72 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One new size 2.5 slab avalanche out of a steep rock slab at 2300m, East aspect. May have been triggered by cornice fall. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity has eased off in the last couple of days. No new avalanches were observed in the highway corridor yesterday. Small loose point releases were observed from steep easterly aspects above Teddy Bear Trees. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Avalanche control in Yoho Park on Monday produced numerous size 2 and 2.5 avalanches (Mt Dennis). One size 3 was triggered on Mt Bosworth. No fresh natural avalanches in this area have been observed in past 48 hours</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 new avalanches reported today in this region, but we did see a 24-hr old size 2.5 on Mt. Ogden in Little Yoho region (2600 m). Natural avalanche activity has abated, but we continue to feel that human triggering is likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent natural avalanche activity has been limited to steep unskiable terrain such as off Mt Macdonald. However, there have been size 2.5 avalanches observed from this type of terrain regularly with avalanches running onto fans. Sluffing when skiing/riding steep terrain has also been observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One new avalanche (last 24-hr) was observed at 2600m on the SW side of Mt. Ogden, but we could not tell how deep the fracture line was. Monday's avalanche control in Yoho Park produced numerous size 2 and 2.5 avalanches on Mt Dennis and one size 3 on Mt Bosworth.</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">Out of 24 shots in the Kootenay highway paths  only 1 size 3 was triggered from the top of Mt. Whymper sliding on a layer near ground.  Only 1 natural was observed on a North aspect where a cornice failure triggered a size 2 slab in the past 2 days.  Despite the encouraging results, little confidence in the overall weak snowpack structure remains. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large slab avalanches to size 3 on open solar aspects in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent natural avalanche activity has been limited to steep unskiable terrain such as off Mt Macdonald. However, there have been size 2.5 avalanches observed from this type of terrain regularly with avalanches running onto fans. Sluffing when skiing/riding steep terrain has also been observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One new avalanche (last 48-hr) was observed at 2600m on the SW side of Mt. Ogden, but we could not tell how deep the fracture line was. Monday's avalanche control in Yoho Park produced numerous size 2 and 2.5 avalanches on Mt Dennis and one size 3 on Mt Bosworth. Minimal results in KNP control on Thursday see the BYK bulletin for details.</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">Yesterday: Only 1 size 3 was triggered from the top of Mt. Whymper sliding on a layer near ground with avalanche control efforts. Also, 1 recent natural was observed on a North aspect where a cornice failure triggered a size 2 slab. Despite this minimal avalanche activity, there is still little confidence in the overall weak snowpack structure.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large slab avalanches to size 3 have been reported recently on open solar aspects in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We received a report of a size 2 natural slab avalanche on Mt Swanzy in the Loop Brook area, though it is unclear how old the slide is. Natural activity has generally been limited to sluffing from steep unskiable terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Monday's avalanche control in Yoho Park produced numerous size 2 and 2.5 avalanches on Mt Dennis and one size 3 on Mt Bosworth. Minimal results in KNP control on Thursday see the BYK bulletin for details. A few natural avalanches have been observed over the last week but activity seems to have diminished in the last 2 days. </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">Yesterday a new 300m wide fracture line was spotted at treeline/low alpine near Cathedral Peak. This was a N-NE aspect and was 50cm deep. A few other healthy sized 2 slides were noted in the Lake Lousie backcountry today. 2 were new wind slabs, and 1 was a deep persistent slab on Fossil Peak. We suspect the increase in winds triggered the slides. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Numerous reactive windslab and loose dry avalanches reported along the parkway up to sz 2.5 on all aspects. Most active at TL elevations between (2200m - 2500m).</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 new avalanches were observed yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> A 300m fracture line was seen yesterday on Cathedral Peak which was 50cm deep on a N-NE aspect at treeline/low alpine. Wind loading from yesterday was the suspected culprit.&nbsp; East of the divide new reactive wind slabs were reported in the alpine, and this is likely in Little Yoho as well. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Although reported from the Jasper forecast region a very close call was observed yesterday on the ice climb 'Polar Circus'. Two ice climbers narrowly missed being hit by a large avalanche that went right over their heads. It was suspected to be size 2.5. The high winds in the area likely was the cause for the slide. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Active avalanche cycle through the forecast region. Loading continuing though the night Sunday. Significant activity directly observed from Alpine and TL elevations between (2200m - 2500m) Saturday. No new observations Sunday due to poor visibility. </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">Yesterday afternoon skiers reported observing another group remote triggered a size 2 slab from 30m+/- away at the 2300m elevation of Cheops North 5, N asp. 2 skiers were involved but not buried or injured. The slide was 30cm deep, 20m wide and ran approximately 200m. There were three size 2 slabs observed in the highway corridor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> A 300m fracture line was seen Friday on Cathedral Peak which was 50cm deep on a N-NE aspect at treeline/low alpine. Wind loading from yesterday was the suspected culprit. East of the divide new reactive wind slabs were reported in the alpine, and this is likely in Little Yoho as well. Also see avalanche activity in BYK region for a notable event. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There is evidence of a avalanche cycle over the weekend and continuing today with windslabs and a few larger events involving the midpack / basal layers. Most of these events could be attributed to the wind redistributing recent snowfall and speak to the fragile nature of the snowpack: it required only small inputs to generate natural avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday natural activity produced two size 2 slabs, a cornice triggered size 1.5 wind slab, and a size 1. On Saturday a group remote triggered a size 2 slab from 30m+/- away at 2300m on Cheops North 5, N asp. 2 skiers were involved but not buried or injured. The slide was 30cm deep, 20m wide, and ran approximately 200m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong to Extreme South and West winds have produced an avalanche cycle over the weekend that continued today. Sunday, natural avalanches could originating higher on Mts Stephen, Dennis and Field spilled over ice climbs at the valley bottom level. Fresh windslabs as well as avalanches involving deeper layers have been observed in the BYK region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A small avalanche cycle ran over the weekend but seems to have ended. Most of these events could be attributed to the wind redistributing recent snowfall and speak to the fragile nature of the snowpack: it required only small inputs to generate natural avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle occurred in the highway corridor yesterday, initiated by strong south winds. Eight were size 2.5 wind slabs, one was a size 3.0 triggered by a cornice fall.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been reported or observed. At Treeline on Tuesday, localised cracking from ski tips was observed in a Pencil hard, 5-10cm surface Wind Slab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong to Extreme South and West winds produced an avalanche cycle over the weekend. No avalanches were reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We had a small avalanche cycle this past weekend due to big winds, but as temperatures have cooled and winds abated, the activity has slowed down significantly. No new avalanches reported or observed Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No reports of avalanches today.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a natural avalanche cycle within the last 72 hrs associated with the strong winds and 10cm of new snow. Numerous avalanches from size 2 -3 were observed to run into their runouts. In the backcountry there was reports of both natural and human triggered windslabs. A cornice triggered avalanche was also observed yesterday below Avalanche pk</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a small avalanche cycle this past weekend from strong winds.  The activity has slowed significantly due to decreased winds and cooling temperatures.  No avalanches reported Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We had a small avalanche cycle this past weekend due to big winds, but as temperatures have cooled and winds abated, the activity has slowed down significantly. No new avalanches reported or observed Thursday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Road report of 2 x size 1.5, North and west aspects, alpine elevation.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a natural avalanche cycle earlier in the week associated with the strong winds and 10cm of new snow. Numerous avalanches from size 2 -3 were observed to run into their runouts. In the backcountry there was reports of both natural and human triggered windslabs. A cornice triggered avalanche was also observed Tuesday below Avalanche pk</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a small avalanche cycle last weekend from strong winds. The activity has slowed significantly due to decreased winds and cooling temperatures. No avalanches reported Thursday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We had a small avalanche cycle this past weekend due to big winds, but as temperatures have cooled and winds abated, the activity has slowed down significantly. No new avalanches reported or observed Thursday or Friday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations or reports today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a natural avalanche cycle earlier in the week associated with the strong winds and 10cm of new snow. Numerous avalanches from size 2 -3 were observed to run into their runouts. In the backcountry there was reports of both natural and human triggered windslabs. A cornice triggered avalanche was also observed Tuesday below Avalanche pk</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been reported or observed at this time (5PM Friday). At Treeline on Thursday, shooting cracking from ski tips were observed in very hard Wind Slab, 15cm deep.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a small avalanche cycle last weekend from strong winds. The activity has slowed significantly due to decreased winds and cooling temperatures. No avalanches reported Thursday or Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were seen or observed in the last 48 hours. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations or reports today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed in the last 24hrs. However after last night's wind and continued snowfall we expect to see natural activity initiating out of extreme terrain today. Skiers and riders should expect sensitive storm slabs especially as they venture into more wind exposed terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported in the last 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small size 1 avalanches were reported on Mt. Dennis (Dennis 1 slide path) and from the Lake Louise ski area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Saturday we found touchy surface slab on thin sun crust on a SE aspect 2050m off Christiania Ridge. We remotely triggered (5m distance) a size 2 slab 70m across, 20-65cm deep that ran 50m. Dig and evaluate the snowpack for the suncrust if venturing onto solar aspects. 10 new avalanches to size 2.5 observed yesterday in the highway corridor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nearby operations reported a widespread storm slab problem yesterday, which was easily triggered by skiers and explosives.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 1 avalanche was observed in the Dennis 1 slide path above the Field Back-road today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small, explosive triggered slab avalanches reported below treeline at Sunshine Village. Road patrol down Kootenay Park showed no new avalanche activity.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations or reports today, though visibility was limited.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Mt Fidelity yesterday we saw a widespread storm slab avalanche cycle to size 2 on all aspects and elevations. The slabs were 20cm deep, propagating up to 50m wide and remoting from up to 50m away. In the Highway corridor, there was also a widespread avalanche cycle to size 3.5 mainly on the East side of the Pass, with the average size being a 2.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed today, but our observations were limited.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control today produced small results up to size 2 across the forecast region. A recreational party also reported remotely triggering a small size 1 avalanche from about 10m away. This slide occurred at treeline at the Hector Glades above highway 93N.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations or reports today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong N'ly winds triggered several size 2-2.5 natural avalanches along the highway corridor. They were primarily from steep paths with lee start zones, and avalanches ran well onto the fans. Skiers/riders have reported triggering slabs up to 60cm deep, with some remote triggering from up to 50m away. Propagation has been minimal in the soft slab. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small avalanches up to size1.5 were triggered by explosives on Mt. Bosworth today during a control run. In general, forecasters observed the avalanches during the control run to be thin and sluggish with little mass. A recreational party reported remotely triggering a size 1 avalanche from 10m away at the Hector Glades near highway 93N.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control on Tuesday produced small results up to size 2 across the forecast region. <br />On Wednesday morning a natural Class 3.5-4 avalanche was triggered on the Mt Stephen Road Avalanche Path. This was triggered at 2600m by a large serac fall and ran down to the bottom of the run-out. Debris on highway was 50m wide X 1.5m deep.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A highway patrol revealed a 48-72hr old natural avalanche cycle up to Sz 3. Most occurring below ridgeline, cross loaded gullies or within steep rocky terrain on NE to W aspects in the Alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong N'ly winds triggered several size 2-2.5 natural avalanches along the highway corridor. They were primarily from steep paths with lee start zones, and avalanches ran well onto the fans. Skiers/riders have reported triggering slabs up to 60cm deep, with some remote triggering from up to 50m away. Propagation has been minimal in the soft slab. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A concerning lack of natural activity was observed in the wake of last weekends storm. Most starting zones are still holding up to 130cm of fresh storm snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Explosive control on Tuesday produced small results up to size 2 on Mt Bosworth and Mt Bourgeau.<br />On Wednesday morning a natural Class 3.5-4 avalanche was triggered on the Mt Stephen Road Avalanche Path. This was triggered at 2600m by a large serac fall and ran down to the bottom of the run-out. Debris on highway was 50m wide X 1.5m deep.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility today, but during our field trip to Crowfoot Pass we could hear avalanches occurring in the cliffs overhead.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No road patrol today. Snowfall amounts adding up throughout the day.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday before the storm, skiers observed widespread whumpfing and cracking in the persistent slab layer in treeline areas. On steep rolling terrain, this layer has been initiated with ski cuts producing size 1 to 1.5 avalanches. With ongoing heavy precipitation, avalanche activity will increase today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility today, but during our field trip to Crowfoot Pass in Banff Park, we could hear avalanches occurring in the cliffs overhead.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches were observed and reported throughout the forecast region up to size 3 in the last 24hrs. These have been a mix of loose dry avalanches in steep gullies, wind loaded slopes in the alpine and at treeline, and deep persistent slabs triggered by the wind slabs and loose dry avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread Na cycle up to Sz 2.5 on all aspects and elevations today along the Parkway. Poor visibility into the high alpine.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">While accessing a short and steep slope adjacent to the highway, an avalanche technician triggered the storm slab resulting in a full burial with no injuries.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Ongoing natural avalanche cycle that began yesterday and should continue into this morning. Avalanches to size 3 were reported in Cheops 4 path twice Thursday running to valley bottom. Frequent Flyer path ran across the normal Connaught Creek uptrack, and it will have reloaded overnight. Hwy avalanche control numerous slides to size 3.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Thursday and Friday, fresh Natural avalanche activity was visible in most paths observed. Many of these were large (Size 2 - 3). This included numerous avalanches from windward and front range locations that are typically wind-scoured scree, but are now holding snow. Natural triggering is expected to taper off over the weekend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches were observed and reported throughout the forecast region up to size 3 in the last 24hrs. These have been a mix of loose dry avalanches in steep gullies, wind loaded slopes in the alpine and at treeline, and deep persistent slabs triggered by the wind slabs and loose dry avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Many natural, skier, and explosive triggered avalanches were observed and reported throughout the forecast region up to size 3 in the last 48hrs. Most are occurring within the storm snow, 30-60cm deep, with some &quot;step down&quot; avalanches in the deeper weak layers of the snowpack. These have been on many aspects and all elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The avalanche cycle is continuing in the alpine with natural avalanches observed to Sz 2.5 on alpine lee. Avalanche control revealed the potential for wide windslab propagation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity will taper off slightly today after a massive 2 day cycle triggered by the heavy snow and strong winds. In the last 2 day avalanches to sz 4 were observed, most running the full extent of their paths to valley bottom. In Connaught crk sz 3's were reported from Mt Cheops &amp; Frequent Flyer path ran across the normal uptrack! </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural and explosive triggered avalanches were observed and reported throughout the forecast region up to size 3 in the last 48hrs. These have been occurring on many different aspects and at all elevation bands. Most are between 40-60cm in depth, with some &quot;stepping&quot; down to the deeper weak layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong to extreme wind has produced another avalanche cycle. A size 3 avalanche ran over the Bourgeau Left ice climb going full path. Also, a size 3 near Bow summit was observed by forecasters this morning. Photo </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1211663068883680/?type=3&amp;theater" target="_blank"><span class="s_9255B882">here.</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several avalanches to size 2 were observed on west facing cross-loaded features in the alpine today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Thursday's storm triggered a massive natural avalanche cycle with avalanches to sz 3.5, most running the full extent of their paths to valley bottom. In Connaught sz 3's were reported from Mt Cheops &amp; Frequent Flyer path ran across the normal uptrack! Artillery controlled avalanches to sz 4 and </span><span class="s_2823317B">yesterday fresh naturals to sz 3 were observed again.</span><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent avalanche activity has been observed or reported. Thursday/Fridays warming and snow/rain event triggered a widespread natural avalanche cycle, many of these were large (Size 2 - 3). This included numerous avalanches from windward and front range locations that are typically wind-scoured scree, but are now holding snow.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural and explosive triggered avalanches were observed and reported throughout the forecast region up to size 3 in the last 72hrs. These have been occurring on many different aspects and at all elevation bands. Most are between 40-60cm in depth, with some &quot;stepping&quot; down to the deeper weak layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The recent avalanche cycle continued into Sunday when a size 3 avalanche ran to the creek over the Bourgeau Left ice climb. Avalanche control flights Monday observed widespread natural activity and produced windslab and deep persistent slabs of size 2.5 and 3 above the Sunshine Village access road as well as a </span><a href="https://www.mountainconditions.com/reports/vermillion-peak-large-avalanche" target="_blank"><span class="s_9255B882">sz 3 on Vermillion Peak in Kootenay NP</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on the Icefields Parkway and Maligne Lake road. Loaded lee features showing impressive propagation character up to size 3 in alpine targets. Previously controlled slopes two days prior were reloaded and ran again to size 2.5; burying the road more than a meter deep.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Most recent storm slab avalanches in the hwy corridor were 4 size 1.5 to 2.5 on S and N aspects. Yesterday, on steep southerly aspects, a few size 1.0, loose moist slides were observed. On Avalanche Crest yesterday, some ski touring public reported, shooting cracks, whumphing and hollow drum like sounds - OBVIOUS signs of instability!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural and explosive triggered avalanches were observed and reported throughout the forecast region up to size 3 in the last 72hrs. Avalanche control Saturday found thin, sensitive hard slabs and touchy cornices in the alpine. Soft slabs over the persistent weak layers failed easily at treeline and easily entrained loose snow BTL. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Went to Sunshine Village today and was impressed by the widespread avalanche cycle that occurred the last 48-hours - many big, deep avalanches. Avalanche control on Tuesday produced an </span><a href="https://www.mountainconditions.com/reports/vermillion-peak-large-avalanche" target="_blank"><span class="s_9255B882">impressive size 3 avalanche on Vermillion Peak.</span></a><span class="s_AA239A9B"> Patrol up the Icefields Parkway today showed nothing new in the last 24-hr, but lots of large avalanches last 72-hr.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only one small avalanche observed on the solar aspect of Mt Tupper yesterday. We should see steep solar aspects wake up today with moist surface avalanche activity from daytime warming and solar input.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Went to Sunshine Village today and was impressed by the widespread avalanche cycle that occurred the last 48-hours - many big, deep avalanches. Avalanche control on Tuesday produced an </span><a href="https://www.mountainconditions.com/reports/vermillion-peak-large-avalanche" target="_blank"><span class="s_9255B882">impressive size 3 avalanche on Vermillion Peak.</span></a><span class="s_AA239A9B"> Patrol up the Icefields Parkway today showed nothing new in the last 24-hr, but lots of large avalanches last 72-hr.</span></p>
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</style><p class="p_CC664AAA"><a href="https://www.facebook.com/pg/ParksMountainSafety/posts/?ref=page_internal" target="_blank"><span class="s_9255B882">Skier triggered a size 2.5 avalanche </span></a><span class="s_AA239A9B">on West aspect, in Lipalian 2 outside Lake Louise ski area. Numerous large deep avalanches over the past 4 days. Avalanche control on Tuesday produced an </span><a href="https://www.mountainconditions.com/reports/vermillion-peak-large-avalanche" target="_blank"><span class="s_9255B882">impressive size 3 avalanche on Vermillion Peak.</span></a><span class="s_AA239A9B">  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field teams in the Columbia Icefield Area report numerous loose wet to size 1.5, not triggering slopes below. Less natural slab activity than expected today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A dozen moist avalanches to size 2.5 were observed along the highway corridor mainly releasing on steep solar aspects. A size 2 solar released slide was observed on the SE aspect of Ross Peak yesterday morning before 10am. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday, several small Loose Wet avalanches were observed in steep Alpine terrain. One of these triggered a small (Size 1.5) Storm Slab in extreme terrain. On Wednesday, widespread snowballing was noted.</span></p>
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</style><p class="p_CC664AAA"><a href="https://www.facebook.com/pg/ParksMountainSafety/posts/?ref=page_internal" target="_blank"><span class="s_9255B882">Skier triggered a size 2.5 avalanche </span></a><span class="s_AA239A9B">on West aspect, in Lipalian 2 outside Lake Louise ski area. Numerous large deep avalanches over the past 4 days. Avalanche control on Tuesday produced an </span><a href="https://www.mountainconditions.com/reports/vermillion-peak-large-avalanche" target="_blank"><span class="s_9255B882">impressive size 3 avalanche on Vermillion Peak.</span></a><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A series of loose wet avalanches triggered by warm weather and rain were observed at lower elevations on Thursday. Skihills reported several smaller windslab avalanches near ridgetops. A </span><a href="https://www.facebook.com/pg/ParksMountainSafety/posts/?ref=page_internal" target="_blank"><span class="s_9255B882">Skier triggered a size 2.5 avalanche </span></a><span class="s_AA239A9B">on Lipalian 2 (west aspect) outside Lake Louise ski area occurred on Wednesday.</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">Late this afternoon, small loose wet avalanches were being reported below tree-line on steep rocky terrain.  Surprisingly, little other activity was observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday, moderate S'ly winds loaded lee aspects and triggered size 2 avalanches from paths with steep N facing start zones. On N aspects in the alpine, stubborn windslabs were reported to be reactive to skiers producing size 1 avalanches. At low elevations, loose wet avalanches were observed this morning up to size 2.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Thursday, several small-large (Size 1 - size 2) avalanches were observed in steep paths Below Treeline. They were mainly Loose Wet, triggered by steady rainfall. One was a Deep Persistent Slab, releasing on ground in a thin snowpack area. Starting small, it gouged wet snow in its track, finishing large.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps and rain below 1800m in Field on Thursday triggered a loose wet avalanche cycle at lower elevations. Avalanches up to size two were observed running over several of the ice climbs on Mt Dennis. A Class 3 avalanche occurred in past few days on Emerald Lake slide path.</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">In the last 24 hrs, two large avalanches </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1216901315026522/?type=3&amp;theater" target="_blank"><span class="s_9255B882">outside the Lake Louise</span></a><span class="s_AA239A9B"> and Sunshine ski area boundaries and stepped down to the ground. Skihills reported several smaller windslab avalanches near ridgetops. A </span><a href="https://www.facebook.com/pg/ParksMountainSafety/posts/?ref=page_internal" target="_blank"><span class="s_9255B882">Skier triggered a size 2.5 avalanche </span></a><span class="s_AA239A9B">on Lipalian 2 (west aspect) outside Lake Louise ski area occurred on Wednesday.</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">1 Size 2.5 natural avalanche reported in the Whistler Creek drainage on steep NE tree-line slope.  No other activity was observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures, precipitation and strong winds contributed to a widespread natural moist/wet avalanche cycle yesterday, especially at lower elevations. Avalanches were generally in the size 2-2.5 range, however there were some avalanches running up to size 3 in the highway corridor off of Mt MacDonald. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1216901315026522/?type=3&amp;theater" target="_blank"><span class="s_9255B882">avalanches in the BYK region</span></a><span class="s_AA239A9B"> in the past 24 hrs, some stepping down to deep persistent layers and the ground. Warm temps and rain below 1800m in Field on Thursday triggered a loose wet avalanche cycle at lower elevations. Avalanches up to size two were observed running over several of the ice climbs on Mt Dennis. </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 size 3 on the W face of Noseeum peak (Hwy 93 N) was reported to have run in the last 12 hours, stepping to ground. 2 large avalanches </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1216901315026522/?type=3&amp;theater" target="_blank"><span class="s_9255B882">outside the Lake Louise</span></a><span class="s_AA239A9B"> and Sunshine ski area boundaries reported yesterday also stepped down to ground. Smaller wind slabs to size 1.5 in the alpine are still being triggered, although harder to initiate 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">A sz 3 slab released from a steep rocky area below ridgeline from Churchill South, NE aspect, 2500m elevation. Crown was ~100cm deep, 200m wide and traveled into the runout zone. A sz 2 released in a steep gully at treeline on Mt. Wilson today, dusting the highway.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread whumphing and shooting cracks were noted on all elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temperatures, precipitation and strong winds contributed to an ongoing widespread natural moist/wet avalanche cycle in the last 48hrs, especially at lower elevations. Avalanches were generally in the size 2-2.5 range, however there were some avalanches running up to size 3 in the highway corridor off of Mt MacDonald. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Friday a few Small - Large (Size 1 - 2) Storm Slab and Loose Wet avalanches were observed, mostly near the divide. On Thursday, Several Small - Large avalanches were observed in steep paths Below Treeline. They were mainly Loose Wet, triggered by rain. One was a Deep Persistent Slab, releasing on ground in a thin snowpack area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1216901315026522/?type=3&amp;theater" target="_blank"><span class="s_9255B882">avalanches in the BYK region</span></a><span class="s_AA239A9B"> in the past 48 hrs, some stepping down to deep persistent layers and the ground. A rain event on Thursday triggered a loose wet cycle below 1900m in the Field area. With cooling over the last 2 days the natural activity has slowed and no new avalanches were reported in that area Saturday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Not much new avalanche activity was observed on Sunday with the exception of the new snow sluffing out of steep cliff features. There has been a lot of natural and human triggered avalanche activity over the past 5 days up to size 3. While natural activity is expected to taper off, human triggering will remain likely for some time.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several avalanches up to Sz 3 occurred yesterday along the Parkway, one of which dusted the highway from Mt. Wilson. Several avalanches reported today in the backcountry terrain adjacent to the Marmot Ski area.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread whumphing and shooting cracks were noted on all elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday. Whumphing and cracking was observed in the alpine along shallow, faceted S/SW aspects at ridge-top. The cooler temp's have ended the natural avalanche cycle from several days ago, where avalanches were generally in the size 2-2.5 range, with lots of activity at lower elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Not much new avalanche activity was observed on Sunday with the exception of the new snow sluffing out of steep cliff features, so ice climbers take note. Lots of natural and human triggered avalanche activity over the past 5 days up to size 3. While natural activity is expected to taper off, human triggering will remain likely for some time.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two notable events in the last 24hrs. One was a </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/mountain-information-network/submissions/1fd50b6a-0418-4cd1-85d8-8fe726e6ca5e" target="_blank"><span class="s_9255B882">remotely triggered size 3 avalanche</span></a><span class="s_AA239A9B"> near Cirque peak triggered by a large whumph almost 200m away. The second was </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJwzNDIyMDUxMTYwt7Q0NTU10zOECJiYmpiZGRkZWMAFTMAqTIwAAK0KGg~-~-.bps.a.1088322677884387.1073741902.145133538869977/1220544307995556/?type=3&amp;theater" target="_blank"><span class="s_9255B882">two large avalanches triggered by explosives</span></a><span class="s_AA239A9B"> in &quot;the Elevator Shaft&quot; at Lake Louise after numerous smaller explosives had been tried in the previous 24hrs. All ran on the weak facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Friday several size 2-3 avalanches were remote triggered by skiers a significant distance away in the McCarib Pass area. Several avalanches to Sz 3 occurred Saturday along the Parkway with one dusting the highway from Mt. Wilson. Widespread whumphing and shooting cracks were noted in the Whistler creek area on all elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several size 1.5-2 slabs from steep, N-facing terrain on Mt Macdonald were observed yesterday. Saturday, whumphing and cracking was observed in the alpine along shallow, wind-blown S/SW aspects at ridge-top.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two notable events in the last 24hrs. One was a </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/mountain-information-network/submissions/1fd50b6a-0418-4cd1-85d8-8fe726e6ca5e" target="_blank"><span class="s_9255B882">remotely triggered size 3 avalanche</span></a><span class="s_AA239A9B"> near Cirque peak triggered by a large whumph almost 200m away. The second was </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJwzNDIyMDUxMTYwt7Q0NTU10zOECJiYmpiZGRkZWMAFTMAqTIwAAK0KGg~-~-.bps.a.1088322677884387.1073741902.145133538869977/1220544307995556/?type=3&amp;theater" target="_blank"><span class="s_9255B882">two large avalanches triggered by explosives</span></a><span class="s_AA239A9B"> in &quot;the Elevator Shaft&quot; at Lake Louise after numerous smaller explosives had been tried in the previous 24hrs. All ran on the weak facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Notable avalanches every day. A </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/mountain-information-network/submissions/1fd50b6a-0418-4cd1-85d8-8fe726e6ca5e" target="_blank"><span class="s_9255B882">remotely triggered size 3 avalanche</span></a><span class="s_AA239A9B"> near Cirque peak on Sunday. On Monday, </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJwzNDIyMDUxMTYwt7Q0NTU10zOECJiYmpiZGRkZWMAFTMAqTIwAAK0KGg~-~-.bps.a.1088322677884387.1073741902.145133538869977/1220544307995556/?type=3&amp;theater" target="_blank"><span class="s_9255B882">two large avalanches triggered by explosives</span></a><span class="s_AA239A9B"> in &quot;the Elevator Shaft&quot; at Lake Louise as well as a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1221360687913918/?type=3&amp;theater" target="_blank"><span class="s_9255B882">remote triggered size 2 </span></a><span class="s_AA239A9B">in Kootenay Park. On Tuesday, skiers triggered a size 1.5 onto another group below in Lipalian 3 at Lake Louise.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Friday several size 2-3 avalanches were remote triggered by skiers a significant distance away in the McCarib Pass area. Several avalanches to Sz 3 occurred Saturday along the Parkway with one dusting the highway from Mt. Wilson. Widespread whumphing and shooting cracks were noted in the Whistler creek area on all elevations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Five avalanches to size 2 mainly from steep solar aspect on Mt Tupper were observed in the highway corridor yesterday. We were able to trigger a few surface slabs to size 1.0 skiing down from Avalanche Crest yesterday. The top 10-15cm were moist and would push off of convexities down the route.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Notable avalanches every day. A </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/mountain-information-network/submissions/1fd50b6a-0418-4cd1-85d8-8fe726e6ca5e" target="_blank"><span class="s_9255B882">remotely triggered size 3 avalanche</span></a><span class="s_AA239A9B"> near Cirque peak on Sunday. On Monday, </span><a href="https://www.facebook.com/ParksMountainSafety/photos/ms.c.eJwzNDIyMDUxMTYwt7Q0NTU10zOECJiYmpiZGRkZWMAFTMAqTIwAAK0KGg~-~-.bps.a.1088322677884387.1073741902.145133538869977/1220544307995556/?type=3&amp;theater" target="_blank"><span class="s_9255B882">two large avalanches triggered by explosives</span></a><span class="s_AA239A9B"> in &quot;the Elevator Shaft&quot; at Lake Louise as well as a </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1221360687913918/?type=3&amp;theater" target="_blank"><span class="s_9255B882">remote triggered size 2 </span></a><span class="s_AA239A9B">in Kootenay Park. On Tuesday, skiers triggered a size 1.5 onto another group below in Lipalian 3 at Lake Louise.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday, skiers triggered a size 1.5 onto another group below in Lipalian 3 at Lake Louise. A large natural avalanche was reported on the North Face of Mt Temple today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol on Monday or Tuesday. SAR team busy in Mcbride on rescue. On Feb 17 several size 2-3 avalanches were triggered by skiers from a significant distance away in the McCarib Pass area. Widespread whumphing and shooting cracks were noted in the Whistler creek area recently.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two slides to size 2 out of steep solar terrain on Mt Tupper yesterday at mid-day. One size 1 slab off the N aspect of the wind scoop below the W side of Dome col. This slide was 20cm deep, 40m across and ran down into the scoop, maybe 10m distance. This slide appeared to be human triggered sometime on February 20.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One older avalanche was noted today on a Southerly aspect in the Northern corner of Little Yoho. Neighbouring areas are reporting skier triggered avalanches.</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 was good visibility today and the&nbsp; field team observed evidence of cycle from the past week including a number of skier triggered and natural avalanches around Lake Louise Ski Area and along the east side of the Banff Jasper Highway. No fresh avalanches reported in past 24 hours.</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">Skiers report whumphs in Whistler creek drainage on Thursday. On Feb 17 several size 2-3 avalanches were triggered by skiers from a significant distance away in the McCarib Pass area. Not much has changed in terms of the snowpack characteristics.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little in the way of natural avalanche activity was observed yesterday. In the highway corridor we only saw 1 size 2 avalanche, loose dry in nature and came out of steep solar facing terrain. Small sluffs were observed yesterday by field teams on steep north aspects at TL, running  slow and stopping short.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was good visibility today and the field team observed evidence of an avalanche cycle from the past week including a number of skier triggered and natural avalanches around Lake Louise Ski Area and along the east side of the Banff Jasper Highway. There was no recent avalanche activity reported from Little Yoho Valley and the Wapta Icefields.</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">2 size 2.5 natural avalanches were observed within the last 24 hours. Both were on E-SE aspects in the alpine on Mounts Ball and Brett and both appeared to scrub down to the ground. The trigger was unknown. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Friday's patrol observed 2 avalanches remotely triggered by skiers size 1.5-2 in Columbia Icefield area at 2000m treeline elevation. Two size 2-2.5 noted in the alpine south of Parkers ridge. One was a cross-loaded NW alpine feature, the other was triggered by cornice failure. Some loose dry activity size 1 noted in steep alpine terrain.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 size 2- 2.5 slab avalanches occurred yesterday off the north side of Mt. Macdonald in the highway corridor. 1 skier accidental size 1 wind slab was triggered on Glacier Crest. Small sluffs were observed by field teams on Wednesday in steep north aspects at TL, running slow and stopping short.</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">Numerous small Loose Dry avalanches were observed from steep terrain on Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity noted today, but signs of a previous avalanche cycle were evident on Mt. Field to size 2.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wind triggered sluffing but no new slab avalanches observed on Saturday. Sporadic natural and human triggered avalanches on the weak facets of the lower snowpack continue. Two size 2.5 natural avalanches were observed within the last 48 hours on E-SE aspects in the alpine on Mount Ball and Mount Brett. Both appeared to scrub down to the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nothing new noted on Saturday. Friday's patrol observed 2 avalanches remotely triggered by skiers size 1.5-2 in Columbia Icefield area at 2000m treeline elevation. Two size 2-2.5 noted in the alpine south of Parkers ridge. One was a cross-loaded NW alpine feature, the other was triggered by cornice failure.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the last few days two size 2- 2.5 slab avalanches occurred on the north side of Mt. Macdonald. A size 1 wind slab was accidentally triggered on Glacier Crest aswell. Small sluffs were observed by field teams on Wednesday in steep north aspects at TL, running slow and stopping short.</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 new avalanche activity noted or reported on Saturday. Signs of the previous widespread avalanche cycle were evident on Mt. Field up to size 2.5 on Friday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The ski hills have been working small windslabs isolated to the immediate lees of the last two days. Two size 2.5 natural avalanches were observed Friday on E-SE aspects in the alpine on Mount Ball and Mount Brett. Both appeared to scrub down to the ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol on Sunday and nothing new noted on Saturday. Friday's patrol observed 2 avalanches remotely triggered by skiers size 1.5-2 in Columbia Icefield area at 2000m treeline elevation. Two size 2-2.5 noted in the alpine south of Parkers ridge. One was a cross-loaded NW alpine feature, the other was triggered by cornice failure. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the last few days two size 2- 2.5 slab avalanches occurred off of Mt. Macdonald. A size 1 wind slab was accidentally triggered on Glacier Crest aswell. Heavy sluffing was observed Saturday on steep, Northerly treeline features. The sluff was relatively small in size but could knock a rider off their feet or pile up deep in a terrain trap.</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 Cornice fall was observed on Saturday on a steep alpine N aspect. The chunks of cornice entrained enough loose snow to produce a Large avalanche. Nearby operations also reported skier triggering of small fresh Wind Slabs on Saturday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity noted or reported on Sunday. Signs of the mid February widespread avalanche cycle were evident however. A size 3 in the Emerald Lake Slide Path had initiated on the summit ridge, taken the left half of the start zone and ran to valley floor while activity up to sz 2.5 was evident on Mt. Field.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity was observed or reported on Monday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol on Sunday or Monday. Nothing new noted on Saturday. Friday's patrol observed 2 avalanches remotely triggered by skiers size 1.5-2 in Columbia Icefield area at 2000m treeline elevation. Two size 2-2.5 noted in the alpine south of Parkers ridge. One was a cross-loaded NW alpine feature, the other was triggered by cornice failure. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skier triggered and natural sluffing has been observed on steeper slopes over 35deg. These avalanches were generally small but could push you into terrain traps and trees. On Friday, there were three size 1.5 storm slabs on Glacier Crest and a size 2.0 NC in the Crossover slidepath. Macdonald Gully 6 had a size 3.0 NC, running to almost full extent</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported on Monday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity was observed or reported on Tuesday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Tuesday's patrol up Cavel road observed no new natural activity but this is only a small part of our region. Snowpack was extremely weak underfoot.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent human triggered avalanche activity has been limited to sluffing in steep terrain, and small pockets of reactive windslab in the alpine. In the region, cornices have been failing, providing large triggers. In most cases they have not triggered avalanches, but in a few locations have triggered very large, deep avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported on Tuesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity was observed or reported on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">1 new size 2 slab avalanche observed out of steep terrain  on a NE aspect at 2400m off Mt. Kerkeslin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">While recent human triggered avalanche activity has been limited to sluffing in steep terrain, and pockets of reactive windslab in the alpine, </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions%2F2e150b18-696f-4c34-9c5a-066baeccd2b9" target="_blank"><span class="s_9255B882">there have been some close calls. </span></a><span class="s_AA239A9B">In the region, cornices have been failing, providing large triggers. Generally they have not triggered avalanches, but cornices have triggered a few very large avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nearby operations reported skier triggering of small Wind Slab and Loose Dry avalanches on Monday and Tuesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported on Tuesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity was observed or reported on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural avalanches reported up to Sz 2 along the Icefields Parkway over the last few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural wind slab avalanches ranging from size 1.5-2.5 were observed in in steep terrain facing the highway corridor east of Rogers Pass.  A suspected cornice fall triggered a size 2.5 avalanche on Mt Green, west of Rogers Pass.  We received a </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/glacier?panel=mountain-information-network-submissions%2F5a40c121-f6ac-47e1-9710-5cf5df37edd1" target="_blank"><span class="s_9255B882">report </span></a><span class="s_AA239A9B">of a skier accidental size 1, triggered in a wind slab on Puff Daddy.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity was observed or reported on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity was observed or reported on Thursday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">With whiteout conditions and steady snow there have been no reported avalanches due to poor visibility. However, the danger and likelihood of natural avalanche is currently high and will remain so until the weather system passes. All avalanche terrain should be considered suspect and avoided as large far running avalanches are expected.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">4 size 2 natural avalanches were observed in steep terrain facing the highway corridor east of Rogers Pass. Yesterday a field team ski cut a small size 1 avalanche on a steep roll on the Balu Pass headwall that failed down 35cm at the storm snow interface. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Thursday at Treeline, a small (Size 1) Persistent Slab was accidentally triggered by a skier, on a steep, South facing, cross-loaded slope, and a small natural Storm Slab was observed on a SE aspect. On Friday, several natural Small - Large (Size 1.5 - Size 2) Wind Slabs were observed. These were on N and E (lee) aspects, from 1950m to 2350m.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The forecast team on Mt Field today witnessed what was likely a cornice failure off Mt Wapta resulting in a pretty decent cloud seen despite poor visibility at around noon as the storm just started to take hold. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility on Saturday, but natural, skier and explosive triggered avalanches were observed up to size 3 on all aspects running far down the paths. A skier remote size 3 occurred at 2300m on a SE aspect on Observation Peak failing on the Dec facets. Lots of sluffing in steep gullies was observed. Lots of whumphing in thin areas today as well!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control was stalled due to poor flying conditions. Field teams were able to determine that there was widespread avalanche activity up to size 3. Although the visibility was poor these events seem most prevalent in the alpine from the new storm slab which, as predicted, is stepping down to basal weakness resulting in deep releases.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle was in full-swing last night, with numerous storm slab avalanches to size 3-3.5 ripping out of Mt Tupper, Mt Macdonald, Cheops, and adjacent to NRC Gully. Avalanches were running to the end of their paths, depositing branches and dust on the highway. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility on Saturday, but natural, skier and explosive triggered avalanches were observed up to size 2.5 on all aspects running far down the paths. Ski cutting of wind loaded slopes produced avalanches and lots of sluffing in steep gullies was observed. Lots of whumphing in thin areas today!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural and skier triggered avalanches to size 3 were reported today, initiating in the storm slab and in some cases stepping down to the deep persistent problem. Explosive control work on the sunshine road produced several size 2-3 avalanches. A number of remote triggered storm slabs have occurred in the last 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control work produced results up to sz 3, some of which stepped down to deep persistent layers or to the ground where weak facets and depth hoar exist. Natural activity was most prevalent in the alpine and similar to the control work, was stepping down, resulting in deep releases, sz 2-3.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread avalanche activity up to size 3.5 yesterday in the highway corridor as well as in the backcountry. Numerous crown-lines were observed from the valley-bottom that showed wide propagation around ridges and gullies. </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1122932427756745.1073741905.145133538869977/1235060539877266/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Skiers remote triggered</span></a><span class="s_AA239A9B"> from 200m away a size 2.5 slab avalanche on Teddy Bear Trees that partially buried several skiers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> As recently as Saturday, large wind and storm slab avalanches have been observed as a result of natural triggers in the alpine and at treeline, these occurred primarily on N and E (lee) aspects. Last Thursday at Treeline, a small (Size 1) persistent slab was accidentally triggered by a skier, on a steep, south facing, cross-loaded slope,</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of natural avalanches to size 2.5 initiating from storm slabs at alpine and tree line elevations. In isolated cases these avalanches have stepped down to the deep persistent problem. In neighboring forecast regions, remote triggered avalanches have occurred on the storm slab by skiers and explosives. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Mt. Bosworth today (near Lake O'Hara) resulted in widespread fracture propagations (up to 400m)that released very easily. The ease and speed of the fractures was surprising;  most avalanches occurred in the recent storm snow and one size 3 released on the Dec 19 facets. Lots of storm slab avalanches observed in the backcountry.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control work on Sunday produced up to sz 3, some stepping down to deep persistent layers or to the ground where weak facets and depth hoar exist. Natural activity was most prevalent in the alpine and similar to the control work, was stepping down, resulting in deep releases, sz 2-3. Sun came out today resulting in some natural activity.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread avalanche activity up to sz 3.5 in the previous 36 hrs in the highway corridor as well as in the backcountry. Numerous fracture lines were observed from the valley-bottom that showed wide propagation. In a recent close call </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1122932427756745.1073741905.145133538869977/1235060539877266/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Skiers remote triggered</span></a><span class="s_AA239A9B"> a sz 2.5 slab avalanche from 200m away on Teddy Bear Trees partially burying several skiers</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Mt. Bosworth today (near Lake O'Hara) resulted in widespread fracture propagations (up to 400m)that released very easily. The ease and speed of the fractures was surprising; most avalanches occurred in the recent storm snow and one size 3 released on the Dec 19 facets. Lots of storm slab avalanches observed in the backcountry.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Mt Whymper and Mt Simpson today. On Whymper results were similar to previous control this week, touchy storm slabs producing avalanches to size 3 as well as remote avalanches on adjacent slopes. Further south at Mt Simpson results were less dramatic, mostly smaller soft slab releases with one size 2.5 from a cornice release.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Tuesday noted two recent size 3's on Kitchener slopes facing highway. They were wide and ran far. Avalanche control work on Sunday produced up to sz 3, some stepping down to deep persistent layers or to the ground where weak facets and depth hoar exist.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Six avalanches to size 2.5 were observed in the highway corridor. Our field team was able to shear off the top 30cm of storm snow off of convex unsupported features at below treeline elevation in the west end of the forecast area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Recent avalanche control on Mt. Bosworth resulted in widespread fracture propagations (up to 400m) that released very easily. Most avalanches occurred in the recent storm snow and one size 3 released on the Dec 19 facets. Lots of storm slab avalanches observed in the backcountry. More avalanche control today showed similar results on HWY 93S.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the last few days there have been many larger than expected avalanches to size 3 within the storm snow from avalanche control as well as naturals.  Some have been seen to step down to the deeper weak layers.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Skiers on March 7 in Bald hills triggered a size 2 from a km away. Report and pictures can be viewed on CAA's Mountain Information Network. No patrol occurred on March 8. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two new slides in the highway corridor to size 2.5. A flight into the NE ridge of Ursus Minor showed widespread avalanche activity during the storm cycle with size 3 slides off the north sides of 8812 and Ursus Major. The most interesting slide was a soft slab at treeline, 500m wide, 30-40cm deep and ran 200-300m and likely occurred on Monday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Early in the week, a Large Cornice fall at Treeline triggered a slab in steep, lee terrain, resulting in a Large (size 2.5) avalanche. On Tuesday, forecasters easily ski cut Small (Size 1) Loose Dry avalanches in steep terrain. On Wednesday, Several Natural Storm Slabs (Size 1.5) were observed from NE-NW aspects at Treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Over the last few days there have been many larger than expected avalanches to size 3 within the storm snow from avalanche control as well as naturals. Some have been seen to step down to the deeper weak layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large avalanches continue to occur daily.. On the east side of Hwy93N we triggered a size 3 on Mt Hector and a size 2.5 on Dolomite Peak from avalanche control on Thursday - both released in the deep facets. Also a size 3 on Mt Field. Observed numerous recent (last 48 hr) avalanches including several fresh size 2-2.5's above the Dolomite Peak loop.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nothing new was noted with good visibility on Thursday's patrol town to Churchill slide path. No whumphing or cracking in the area but stayed near the trees. Skiers on March 7 in Bald hills triggered a size 2 from a km away. Report and pictures can be viewed on CAA's Mountain Information Network.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche activity has been decreasing as a trend, however we are still observing infrequent natural wind slabs failing in steep terrain in the highway corridor to size 2.5. </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">Large avalanches are occurring daily. Thursday's avalanche control produced size 3 avalanches on Mt Field running over the ice climb Silk Tassel. On Hwy93N, we triggered a size 3 on Mt Hector and a size 2.5 on Dolomite Peak as well as observed fresh natural avalanche activity. Heads up if you're ice climbing in Field - naturals may run on Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large avalanches have been running this week naturally, or with explosives along the highway. Some of the failures have been associated with less steep areas and these slides have been running surprisingly far. It is expected that the natural activity will be reduced but human triggered avalanches will continue to be touchy and likely. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Friday's field patrol into Portal creek from Marmot basin had no whumphing or shooting cracks. Thursday a cornice triggered a size 2.5 on Parkers Slabs. Churchill slide path on Thursday observed no whumphing or shooting cracks but the team stayed very conservative near the trees. Skiers on March 7 in Bald hills triggered a size 2 from a km away.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there was a </span><a href="https://www.mountainconditions.com/reports/selkirks-rogers-pass-connaughtstone-arch-area-march-9th-2017" target="_blank"><span class="s_9255B882">MCR</span></a><span class="s_AA239A9B"> and a </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/north-columbia?panel=mountain-information-network-submissions%2F07e8f055-7ad5-4570-afcd-4f956623a760" target="_blank"><span class="s_9255B882">MIN post </span></a><span class="s_AA239A9B"> of 2 small size 1 slab avalanches failing on the late Feb Cr in the Connaught slide path and one size 1 slab avalanche on route to little Sifton . This am in the highway corridor we observed 2 size 3 avalanches (Tupper 1 and 2 slide paths) running full path. We think this will increase through out the day.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Thursday, a Large Storm Slab avalanche was observed at Treeline(2050m), on a steep, open N aspect below large cliffs. Numerous Small Loose Dry avalanches were observed in steep terrain. A few other slab avalanches (Size 1 -2)were observed in the Alpine, but observations were hampered by visibility. Poor visibility limited observations on Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have had many large, deep avalanches this week, both natural and along highway control paths. It is worth noting that quite a few backcountry paths in Yoho that should have been expected to run to valley bottom by now have not produced any results. Consider your overhead hazard on ice climbs and on traditional ski tours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Large storm/wind slabs have been reactive this last week up to size 3, triggered by explosives or running naturally. Some avalanches have stepped to the basal layers, especially East of the divide. Less natural activity noted on Saturday of these slabs. The big story are widespread cornice failures up to 300m wide reported in many areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Road patrol on the Icefields Parkway observed no new avalanches. Poor visibility at treeline and above. Late report from the Ascend split-board festival group of a rider remote from a treeline location into the alpine. Two size 2 to 2.5 Sr(300) 100 to 150cm thick x 35m wide, running to bottom of the path. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday there was a widespread natural avalanche cycle to sz 4 on the highway corridor. These naturals were running full path &amp; were triggered by rapid loading from heavy snowfall, </span><span class="s_2823317B">avalanche activity will continue today</span><span class="s_AA239A9B">. Friday there was a </span><a href="https://www.mountainconditions.com/reports/selkirks-rogers-pass-connaughtstone-arch-area-march-9th-2017" target="_blank"><span class="s_9255B882">MCR</span></a><span class="s_AA239A9B"> &amp; </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/north-columbia?panel=mountain-information-network-submissions%2F07e8f055-7ad5-4570-afcd-4f956623a760" target="_blank"><span class="s_9255B882">MIN post </span></a><span class="s_AA239A9B"> of sz 1 slab avalanches in the Connaught slide path &amp; Little Sifton failing on the Feb Cr</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have had many large, deep avalanches this week, both natural and along highway control paths. Less activity was noted Saturday except for widespread cornice failures which were formed this past week. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 2.5 deep persistent slab avalanche was observed on Fossil Mountain today near Skoki Lodge. The slide covered the trail to Cyclone cabin and pushed right up to the trim line. With recent storm snow and warming temps, there was surely much naturally activity through out the region today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sunday's Maligne patrol observed no new avalanches. Saturday's Icefield's patrol observed no new avalanches but it was poor visibility. March 11 report from skiers of a remotely triggering from a treeline location 300m into the alpine two size 2.5's 1.5m thick and 35m wide. They ran to bottom of the path. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural and artillery triggered avalanches to size 4 are running full path to the valley floor this morning. </span><span class="s_2823317B">Natural avalanche activity will continue throughout today. </span><span class="s_AA239A9B">Human-triggered avalanches are very likely at all elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several small-large storm slab, cornice and loose snow avalanches occurred on Saturday as a result of ongoing snowfall, warm temps and wind. On Saturday night a large (size 3) slab avalanche occurred on a cross-loaded NW aspect, this is suspected to have failed on a deep persistent weak layer of facets, possibly combined with a crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have had many large, deep avalanches this week, both natural and along highway control paths. With warming temperatures, we expect to see continued avalanche activity. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Size 2.5 avalanche ran over the ice climb, Rogan's Gully today (you could expect a similar occurrence on Cascade). Lake Louise and Sunshine ski areas reported 10-20 cm size 1 windslab avalanches from Sunday night's winds, and Lake Louise got one size 2 in the deep facets from an explosive in Elevator Shaft. Generally poor visibility today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Monday's patrol observed several wet loose size 1's running in the storm snow at treeline in the Big Bend area. They were likely triggered by solar radiation.  March 11 skiers reported remotely triggering from 300m away into the alpine two size 2.5's 1.5m thick and 35m wide. They ran to bottom of the path. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural and artillery triggered avalanches to size 4 ran full path to the valley floor yesterday. As freezing levels remain high and the snow/rain will continue </span><span class="s_2823317B">Natural avalanche activity will continue throughout today. </span><span class="s_AA239A9B">Human-triggered avalanches are likely at all elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No observations from the Little Yoho or Field area today, but a trip to Mt. Cathedral did not observe any avalanche activity (poor visibility). East of here, a size 2.5 windslab ran over the ice climb Rogan's Gully near Banff. Local ski areas are reporting thin windslabs formed from overnight winds on Sunday night.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two skier triggered avalanches on the Wapta on Monday evening, and then a flight along the Bow Valley Tuesday morning revealed dozens of fresh avalanches ranging from size 1 to size 3. There is an avalanche cycle underway now.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No Patrol on Tuesday. Monday's patrol observed several wet loose size 1's running in the storm snow at treeline in the Big Bend area. They were likely triggered by solar radiation and warm temperatures. March 11 skiers remotely triggered two size 2.5's 1.5m thick and 35m wide. We are expecting natural activity to increase with the incoming weather.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches occurred in the highway corridor in the last 48hrs. These slides were size 2-3 with several running full path. Avalanche control on Sunday gave numerous large avalanches running to full path. Expect that a widespread natural avalanche cycle has occurred in the back country as well. Freezing levels remain high</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday a Large (Size 3) slab avalanche, up to 2m deep, was observed on a N aspect at 2200m. It ran to valley floor. Several small Loose Wet avalanches were observed in steep terrain Below Treeline. On Sunday, another Size 3 Deep Persistent slab avalanche occurred on a cross-loaded NW aspect, suspected to have failed on deeply buried facets. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two skier triggered avalanches on the Wapta on Monday evening, and then a flight along the Bow Valley Tuesday morning revealed dozens of fresh avalanches ranging from size 1 to size 3. There is an avalanche cycle underway now.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A major avalanche cycle is underway, avoid avalanche terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread avalanche cycle is underway on all aspects and elevations. Wet slabs and point releases are occurring below 1,800m. At higher elevations dry storm slab avalanche are running far into the valley bottom. Several class 2 avalanche were observed and larger events are also expected with deep releases.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We are in an avalanche cycle. A dozen natural avalanches to size 3 were observed this morning in the highway corridor with some running to the end of path. Four lower elevation fresh point release slides were observed near Ross Peak slide path. These slides appeared to be digging deeper into the snowpack as the slide debris was dirty.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A major avalanche cycle is underway, avoid avalanche terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A historic avalanche cycle is underway, with avalanches up to size 3.5 being widespread.  Some are reaching maximal runouts, including onto trails in simple terrain.  Avoid all avalanche terrain .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control work on the Icefield Parkway produced numerous slab avalanches to size 2.5, but control efforts were limited by weather. One large natural size 3.5 was observed in the alpine near Sunwapta - East aspect, 2700m and ran on the ground (deep persistent basal weakness). Numerous large natural avalanches were observed up Maligne. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last Friday was the beginning of this long tenured natural avalanche cycle, peaking yesterday and last night with significant precipitation amounts, strong winds &amp; warm temperatures. Yesterday we initiated 63 Artillery controlled avalanches to size 4, we saw 40+ naturals in the highway corridor to size 3. IT'S NOT OVER and on sat it'll peak again!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Thursday a size 2.5 Deep Persistent slab was observed from a cross-loaded, typically rocky slope in the Alpine. This failed near ground on a NW aspect at 2200m. Two other Deep Persistent slabs (Size 3) were observed during the past week, running from the Alpine to Valley bottom. <br />Numerous Large, Loose Wet avalanches were observed on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A historic avalanche cycle is underway, with avalanches up to size 3.5 being widespread. Some are reaching maximal runouts, including onto trails in simple terrain. Avoid all avalanche terrain .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A flight up Hwy. 93N today showed the extent of the avalanche carnage up to size 4 on all aspects and elevations. Some fracture lines are over 1km wide. Explosive control at the ski hills and on Hwy 93 South produced large results up to size 3.5 stepping down to the deep Dec. facets or the ground showing it is still extremely sensitive out there.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous large natural avalanches (class 3) were observed from the Maligne area to the icefelds at Tree Line and above. These slab avalanches are failing at varied depths; from recent storm snow to deeper older instabilities. Warm temperatures and precipitation will keep the landscape dangerously active.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity subsided yesterday at higher elevations. Below treeline, small loose wet avalanches were observed next to the highway corridor. A field team ski cut a size 1.5 storm slab on a steep SE facing roll at 2000m. Newly formed storm and wind slabs remain reactive and will once again fail naturally with the forecasted precipitation . </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Many avalanches up to size 4 in the past 3 days on all aspects and elevations, in many cases reaching historical maximums .  Avalanche control on Hwy. 93 South produced results to size 3.5 showing it is still extremely sensitive.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Control work yesterday on the 93 S produced surprisingly large results reaching historical runnouts to sz 3.5. Extensive Natural activity has been seen on flights throughout the forecasting region to size 4 with fracture lines longer than 1km in many locations. Reports today indicate new activity to the same scale as the latest storm hits.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous large natural avalanches (class 3) were observed from the Maligne area to the icefelds at Tree Line and above. These slab avalanches are failing at varied depths; from recent storm snow to deeper older instabilities. Warm temperatures and precipitation will keep the landscape dangerously active.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One natural avalanche was reported from Cheops North 5 yesterday, while another </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1122932427756745.1073741905.145133538869977/1250972184952768/?type=3&amp;theater" target="_blank"><span class="s_9255B882">size 3.5+ in Loop Brook ripped out deep persistent layers on moraines.</span></a><span class="s_AA239A9B"> The powder cloud was observed coming across the normal up-track towards Balu Pass. Several natural avalanches to size 2.5 were also observed in the highway corridor. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several small Loose Wet avalanches and one Large (Size 2) Wet slab were observed Below Treeline on Saturday. It is expected more natural activity will be apparent on Sunday with better visibility.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Three Large (Size 3) Deep Persistent slabs were observed during the past week (Most recent: Wednesday night), running from the Alpine to Valley Floor. <br /></span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Control work yesterday on the 93 S produced surprisingly large results reaching historical runnouts to sz 3.5. Extensive Natural activity has been seen on flights throughout the forecasting region to size 4 with fracture lines longer than 1km in many locations. Reports today indicate new activity to the same scale as the latest storm hits.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New evidence of Natural activity has been observed today on patrols around the park and explosive control work has produced massive results in the Lake Louise and Yoho regions with impressive propagation. Large avalanches that initiate in the alpine and at treeline continue to entrain moist snow BTL attaining large destructive potential and reach.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Historically quiet avalanche paths running full path and hitting the highway. Historically active paths, acting normal and hitting the highway. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural and artillery controlled avalanches to size 4 were observed in the highway corridor yesterday. The biggest avalanche was Macdonald West Shoulder failing simultaneously in 4 start zones, ripping through mature timber and running to the valley floor. We did not patrol the backcountry yesterday, but suspect the same results there.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New evidence of Natural activity has been observed today on patrols around the park and explosive control work has produced massive results in the Lake Louise and Yoho regions with impressive propagation. Large avalanches that initiate in the alpine and at treeline continue to entrain moist snow BTL attaining large destructive potential and reach.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity to size 3+ was observed again today in Yoho and Banff. Both </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1252958291420824/?type=3&amp;theater" target="_blank"><span class="s_9255B882">natural</span></a><span class="s_AA239A9B"> and </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1252958148087505/?type=3&amp;theater" target="_blank"><span class="s_9255B882">explosive</span></a><span class="s_AA239A9B"> control work in the last several days has produced massive results in the Lake Louise and Yoho regions with impressive propagation. Many large avalanches have run to the bottom of their run outs entraining moist snow at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread avalanche cycle took place over the weekend with crowns up to a kilometer long and in places 2m deep. The largest  are size 3.5 and have run full path several stepped to basal layers near ground. From treeline less activity and more in the class 2-2.5 range. Control work today produced numerous size 3 avalanches from the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural and artillery controlled avalanches to size 4 were observed on Saturday. The biggest avalanche was Macdonald West Shoulder failing simultaneously in 4 start zones naturally, ripping out mature timber and running to the valley floor. Large fracture lines are visible in the backcountry showing wide propagation and multiple step down layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity to size 3+ was observed again today in Yoho and Banff. Both </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1252958291420824/?type=3&amp;theater" target="_blank"><span class="s_9255B882">natural</span></a><span class="s_AA239A9B"> and </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1252958148087505/?type=3&amp;theater" target="_blank"><span class="s_9255B882">explosive</span></a><span class="s_AA239A9B"> control work in the last several days has produced massive results in the Lake Louise and Yoho regions with impressive propagation. Many large avalanches have run to the bottom of their run outs entraining moist snow at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity to size 3+ was observed Monday in Yoho and Banff. Explosive control work </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1253845691332084/?type=3&amp;theater" target="_blank"><span class="s_9255B882">today</span></a><span class="s_AA239A9B"> and over the last several days has produced massive results in the Lake Louise and Yoho regions with impressive propagation. Many large avalanches have run to the bottom of their run outs snapping trees and entraining moist snow at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A widespread avalanche cycle took place over the weekend with crowns up to a kilometer long and in places 2m deep. The largest are size 3.5 and have run full path several stepped to basal layers near ground. From treeline less activity and more in the class 2-2.5 range. Control work on Monday produced numerous size 3 avalanches from the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack has demonstrated it's potential to produce very destructive avalanches. For example, on Sat Macdonald West Shoulder avalanched naturally ripping out mature timber and running to the valley floor. Sporadic avalanches continue to occur, like </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/20170320%20N%20Face%20Mt%20Smart.jpg" target="_blank"><span class="s_9255B882">this one yesterday in the Smart drainage</span></a><span class="s_AA239A9B">, showing wide propagation and multiple step down layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed on Tuesday. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">On Saturday, a warm storm caused a widespread cycle of Large (Size 2-3) Natural avalanches, mainly in the West where precipitation was heaviest. Many Wet Slabs initiated around 1900-2200m, some on the February 16 MFcr. Several Storm slabs &amp; Deep Persistent slabs failed in steep, lee Alpine terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity to size 3+ was observed Monday in Yoho and Banff. Both </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1252958291420824/?type=3&amp;theater" target="_blank"><span class="s_9255B882">natural</span></a><span class="s_AA239A9B"> and </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1252958148087505/?type=3&amp;theater" target="_blank"><span class="s_9255B882">explosive</span></a><span class="s_AA239A9B"> control work </span><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1088322677884387.1073741902.145133538869977/1253845691332084/?type=3&amp;theater" target="_blank"><span class="s_9255B882">today</span></a><span class="s_AA239A9B"> and over the past several days has produced massive results in the Lake Louise and Yoho regions with impressive propagation. Many large avalanches have run to the bottom of their run outs entraining moist snow at lower elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Report of big avalanche activity on the Bow Hut approach today. Fresh size 2 avalanche over the trail, and a very large (estimated size 3.5) deep slab from the Vulture Glacier ran over the Bow Hut headwall and covered the trail through the moraines. These are our only reports from today, but they indicate that large avalanches remain very likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol Wednesday. Saturday and Sunday was a widespread cycle with crowns a kilometer long and 2m deep. Some were size 3.5 and ran full path stepping to basal layers near the ground. Less activity at treeline with size 2-2.5. Monday's control produced numerous size 3 avalanches from the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The snowpack has demonstrated it's potential to produce very destructive avalanches. For example, on Sat Macdonald West Shoulder avalanched naturally ripping out mature timber and running to the valley floor. Sporadic avalanches continue to occur, like </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/20170320%20N%20Face%20Mt%20Smart.jpg" target="_blank"><span class="s_9255B882">this one in the Smart drainage</span></a><span class="s_AA239A9B"> on Monday, showing wide propagation and multiple step down layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Report of big avalanche activity on the Bow Hut approach today. Fresh size 2 avalanche over the trail, and a very large (estimated size 3.5) deep slab from the Vulture Glacier ran over the Bow Hut headwall and covered the trail through the moraines. These are our only reports from today, but they indicate that large avalanches remain very likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Although the natural activity is tapering, we are still getting reports of large avalanches daily. This morning, a size 2.5 was triggered by solar radiation on a NE aspect of Jimmy Junior near Bow Summit</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Although the visibility was poor several new slab avalanches were recorded at treeline and into the alpine. A class 3 triggered by a falling chunk of cornice on a NE facing slope. A size 2 from a S facing slope was likely triggered by solar radiation. A skier appeared to have triggered another size 2 on a N slope. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small loose wet avalanches were observed yesterday in the highway corridor. Natural avalanche activity has subsided since our last major snowfall. Expect to see avalanche activity pick up this weekend as more snow and wind arrives in Rogers Pass. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity has been slowly tapering over the last few days although we have still seen large avalanches running to valley bottom most days! Today, in Little Yoho, there were no  new avalanches seen or reported, although a size 2.5 avalanche initiated by a cornice fall was reported near Bow Summit. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The natural activity has begun to diminish over the last few days however daily reports of activity continue to come in with a sz 2.5 reported on the NE aspect of Mt Fatigue today. It appears to take only very small inputs of sun, wind or precip to trigger natural events and artificial / human triggering should be considered likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol on Friday and nothing new reported. Thursday several fresh slab avalanches were recorded at treeline and alpine. Such as a class 3 triggered by a falling chunk of cornice on a NE facing slope, a size 2 from a S facing slope likely triggered by solar radiation, and a skier may have triggered a size 2 on a N slope near Boundary lake. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 size 2.5 avalanches were observed from the highway corridor on the north face of Mt MacDonald. These slides were triggered during a spike in wind speed late in the day on March 22nd. There have been reports of cornices failing and triggering large slabs in steep terrain in areas near Glacier National Park. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Friday, a small cornice fell into a steep lee slope at treeline. This triggered a relatively deep slab in the steep, rocky slope, which stepped down multiple times to deeply buried Persistent Weak Layers, and to Ground lower down. This ended up as a Large (Size 2.5) avalanche. No new avalanches were observed on Thursday with good visibility.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The natural activity has begun to diminish over the last few days however daily reports of activity continue to come in with a sz 2.5 reported on the NE aspect of Mt Fatigue today near Sunshine. It appears to take only very small inputs of sun, wind or precip to trigger natural events and artificial / human triggering should be considered likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The natural activity has decreased over the last few days however daily reports of activity continue to come in, Na size 3 observed on 93S in the Numa falls area suspect cornice trigger today. It appears to take only very small inputs of sun, wind or precip to trigger natural events and artificial / human triggering should be considered likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 3 skier accidental slab avalanche was reported Saturday afternoon north of the Icefields on a NE aspect at tree-line. The avalanche was triggered from below as group worked their way through the trees. It was triggered from a whumph and propagated wide and ran to ground. One member was partially buried with no injuries.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 size 2.5 avalanches were observed from the highway corridor on the north face of Mt MacDonald. These slides were triggered during a spike in wind speed late in the day on March 22nd. There have been reports of cornices failing and triggering large slabs in steep terrain in areas near Glacier National Park. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The natural activity has decreased over the last few days however daily reports of activity continue to come in, Na size 3 observed on 93S in the Numa falls area suspect cornice trigger today. It appears to take only very small inputs of sun, wind or precip to trigger natural events and artificial / human triggering should be considered likely.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity has decreased over the last few days however avalanche reports continue to come in. A cornice triggered Na size 3 was observed on Fatigue Mountain Sunday, and reports of solar triggered avalanches up to size 3 East of our forecast area. It still appears to take only small inputs of sun, wind or precip to trigger natural events.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 3 skier accidental slab avalanche was reported Saturday afternoon north of the Icefields on a NE aspect at tree-line. Cycle continues, especially in the Alpine where new wind load is triggering deep slabs and cornice triggered slabs on North through West aspects, up to size 3 observed in field work today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We experienced a natural avalanche cycle in the park yesterday to size 3. These were triggered by rapid loading from convective flurries, steady winds and warm temps. Field teams in the Asulkan area found a moist slab below 1900m. This slab was touchy where it was sitting on a crust and produced loose wet avalanches to sz 2 with heavy debris. </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">Natural activity has decreased over the last few days however avalanche reports continue to come in. A cornice triggered Na size 3 was observed on Fatigue Mountain Sunday, and reports of solar triggered avalanches up to size 3 East of our forecast area. It still appears to take only small inputs of sun, wind or precip to trigger natural events.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed today. This is the first day in about two weeks that we have not seen, or heard of a fresh avalanche in our forecast region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New wind load is triggering deep slabs and cornice triggered slabs on North through West aspects, up to size 3. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday, six natural size 2.0 to 2.5 moist slab avalanches occurred in the west end of the park. With daytime warming or solar inputs this type of activity will continue. On Saturday, at the 1900m elevation and below, field teams were able to ski-cut numerous reactive loose wet avalanches, 20 to 30cm deep and overlying a crust. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed. Several large to very large avalanches from last week and the week before suggest that deep persistent weaknesses in the snowpack will remain as a concern well in to the spring.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We traveled in the Little Yoho Valley today and did not observe any fresh avalanches from the past 24-48 hours. No reports were received of any new avalanche activity in the Field, Emerald Lake or Little Yoho areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday a size 3 avalanche was reported on the 'Onion Skin' near Bow Hut. A cornice dropped onto a slope which triggered the slide. It was reported that it ran for 800m. Additionally, forecasters experienced a significant whumphf near Dolomite Pass today. A high degree of uncertainty still exists.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">New snow transport continuing to over-load cornices and immediate lee features making them susceptible to natural triggering. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Yesterday, several loose moist avalanches to size 1.5 - 2.0 were observed later in the afternoon on Avalanche Crest. Activity is expected to pick up with last nights 5-10cm of new snow adding to 30cm of storm snow and forecast moderate to strong south winds. Expect loose dry, and lee slope windslabs avalanching  out of steep alpine terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No reports were received of any new avalanche activity in the Field, Emerald Lake or Little Yoho areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Tuesday a size 3 avalanche was reported on the 'Onion Skin' near Bow Hut. A cornice dropped onto a slope which triggered the slide. It was reported that it ran for 800m. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity seen or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Yesterday we observed one size 2 avalanche in the highway corridor on steep, unsupported Nth facing terrain in the alpine and one glide avalanche size 2 below tree line on a south aspect. On Monday when the sun came out in the afternoon a small loose wet cycle started to size 2 on steep, solar asp. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No reports were received of any new avalanche activity in the Field, Emerald Lake or Little Yoho areas.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported today, except for lots of smaller loose, wet slides at treeline and below on solar aspects in steep terrain as the day warmed up .</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field teams reporting cornice failures in the Alpine to 2.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Artillery controlled avalanches in the Highway corridor up to size 3 yesterday, limited observations of natural avalanche activity due to poor visibility. No reports from skiers/riders in the back country, but there are fewer and fewer people out there as we transition into spring. On the 28th we observed a size 2 glide on a south asp btl.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small-large (up to size 2.0) wind slabs were observed on alpine N aspects Thursday. Several large to very large avalanches from last week and the week before suggest that deep persistent weaknesses in the snowpack will remain as a concern well in to the spring.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some loose, wet slides out of steep solar terrain in the alpine today on Mt. Field. No other avalanches noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few loose wet slides were reported on Friday from the local ski areas. These occurred below treeline on South and West aspects in steep terrain as the day warmed up.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several slab avalanches  size 2-3  from steep easterly facing alpine terrain. These were likely triggered by cornice failures and stepped down to basal layers running into the valley bottom. Explosive work at lower elevations produced several class 2 moist snow avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">In the highway corridor there was some natural avalanche activity from steep north faces, because of recent new snow and a spike in winds.  Earlier in the week a sz 2.0 glide crack avalanche was observed. There has been minimal reports from skiers/riders in the back country as fewer people are out there and we transition into spring. </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 few loose wet slides were reported on Friday from the local ski areas. These occurred below treeline on South and West aspects in steep terrain as the day warmed up.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The new snow combined with strong winds overnight has created some small touchy windslabs in alpine areas. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent cornice and windslab failures have triggered the deep persistent slab creating large full path avalanches that are traveling well into historic run-outs. Loose wet avalanches have been occurring on steeper south and west aspect below tree-line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Yesterday numerous moist avalanches were observed triggered by the intense solar and warm daytime temps. A field team observed a sz 2 glide crack release on a South east aspect below treeline. There are minimal reports from skiers/riders in the back country as fewer people are out there and we transition into spring. </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">Loose wet activity that was seen on Friday likely continued to a lesser degree today with rain below 1800m. Although no direct observations were made in the Little Yoho Region today, small new windslabs at alpine and treeline elevations were reacting to skiers in the Banff region today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent cornice and windslab failures have triggered the deep persistent slab creating large full path avalanches that are traveling into valley bottoms. Loose wet avalanches have been occurring on steeper south and west aspect below tree-line.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">There was limited natural avalanche activity observed yesterday, due to poor visibility and slightly cooler temp's. Glide cracks below tree-line continue to grow and should not be trusted, especially with no solid refreeze overnight. A field team observed a glide crack failure 2 days ago from a SE aspect at around 1300m. </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 new avalanches have been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No direct observations were made in the Little Yoho Region today, </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations on Monday, but previous cornice and windslab failures have triggered the deep persistent slab resulting large full path avalanches. Loose wet avalanches have previously occurred on steep south and west aspect below 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">One notable cornice-triggered size 3 avalanche from Railroad Gunners made it down to the fan. Several skier accidental and skier cut size 1.5's were reported from Bonney Moraines, N Cheops, and Balu Ridge descending into 8812 bowl. These were reported to be 20-30cm deep, running on the storm interface on N aspects and on a crust on SE aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several cornice triggered avalanches up to size 2 were reported on the Wapta today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A little cooler today overall and no new avalanches were observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations on Tuesday. Previous cornice and windslab failures have triggered the deep persistent slab resulting large full path avalanches. Loose wet avalanches have previously occurred on steep south and west aspect below 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">One new size 2.5 slide observed off Mt MacDonald's north face yesterday. Also a report of a remote trigger of cornice off the Jupiter traverse that triggered a size 2 down to rock on the east face of Castor. The slide ran down to the glacier bench below. Several skier accidental slides and skier cut slides to size 2 from Sunday observed up Balu. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several cornice triggered avalanches up to size 2 were reported on the Wapta Monday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today (teams on the western side of the Wapta and at the Sunshine Village area).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Helicopter flight from Jasper to Sunwapta Resort to Maligne. No new avalanches noted on this flight and visibility was good but very windy at ridge-tops. Tuesday's Bald Hill patrol also did not note any new avalanches. Previous cornice and wind-slab failures have triggered the deep persistent slab resulting large full path avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 3 natural cornice triggered slide in Crossover path yesterday in the highway corridor. Two other smaller slides were observed on solar aspects along the highway. Field team skied steeper N'ly aspects off of Glacier Crest and the Ravens. Both locations resulted in 0.5 surface sluffs from initial turns on the slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural loose wet avalanches were observed on solar aspects Tuesday. Ski cutting on Tuesday also produced loose dry avalanches on North aspects at Treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today (teams on the western side of the Wapta and at the Sunshine Village area).</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today.&nbsp; On the Wapta, reports of several recent cornice failures triggering deep slabs on the slopes below.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No Patrol or public reports on Thursday. Wednesday's helicopter flight from Jasper to Sunwapta Resort to Maligne lake reported no new avalanches noted and visibility was good. Tuesday's patrol at Bald Hills also did not note any new avalanches. Despite natural activity subsiding forecasters have low confidence in the deep basal weakness. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">High elevation N aspects hold dry snow that sluffs easily with skier traffic. Natural avalanche activity has been sporadic, but very large avalanches continue to be reported in the region daily. Cornices or smaller avalanches have been triggering deep persistent layers. At lower elevations, wet snow on crusts are expected to be reactive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous small to large (up to size 2.0) natural loose wet avalanches were observed on Thursday by neighboring operations, these occurred on all aspects and at all elevations.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several cornice triggered deep slab avalanches have been observed on the Wapta over the past few days,</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No Patrol or public reports on Thursday or Friday. Wednesday's helicopter flight from Jasper to Sunwapta Resort to Maligne lake reported no new avalanches noted and visibility was good. Tuesday's patrol at Bald Hills also did not note any new avalanches. Despite natural activity subsiding forecasters have low confidence in the deep basal weakness. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">High elevation N aspects hold dry snow that sluffs with skier traffic. At lower elevations, the wet snow is easily triggered running far and fast on crusts. Yesterday we observed a few size 2 natural storm slab avalanches with moist debris running to the end of the paths. Cornices or smaller avalanches have been triggering deep persistent layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small slab releases to size 1.5 out of the new windslab.  reports were skier triggered and specific to loaded lees slopes.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new activity observed on road patrols in the Maligne and Icefields.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Three size 2-2.5 moist/ wet natural avalanches were observed in the highway corridor yesterday.  Reports were received from surrounding areas of natural and skier triggered loose wet avalanches at lower elevations, failing on recently buried temperature  crusts.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small wind slab in the alpine produces skier triggered avalanches to size 1.5. No new natural avalanches observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No slab avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A couple sz 3 avalanches in steep un skiable terrain NE alpine where cornice failure has triggered deep persistent slab. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous slab avalanches up to size 3 were triggered by artillery control in the highway corridor yesterday. All slabs were in the upper storm snow, failing on sun or temperature crusts, and were not observed to be digging deeper into the snowpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Nearby operations reported a natural cycle of small loose wet avalanches over the weekend.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few loose moist avalanches up to size 1.5 were observed out of steep solar alpine terrain on Monday near Lake Louise. Explosive control produced a couple size 1.5-2 slab avalanches in the recent storm snow with minimal propagation. Ski areas reported being able to ski cut small wind slabs from the recent snow up to size 1 that were running far.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No patrol Monday. On Sunday a couple sz 3 avalanches in steep un-skiable terrain NE alpine where cornice failure has triggered deep persistent slab. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed in the highway corridor nor up the Illecillewaet drainage yesterday. Artillery control from Saturday produced surface slabs mainly size 2, some to size 3. All slabs were from the storm snow and were not observed digging down into the deeper layers.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few loose moist avalanches up to size 1.5 were observed out of steep solar alpine terrain on Monday near Lake Louise. Explosive control produced a couple size 1.5-2 slab avalanches in the recent storm snow with minimal propagation. Ski areas reported being able to ski cut small wind slabs from the recent snow up to size 1 that were running far.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported on Tuesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar yesterday morning triggered loose, moist avalanches to size one. These loose avalanches triggered a few size 2 slabs, running on the crust down ~45cm. In addition a few large cornice failure were observed from N'ly aspects, but they did not step down and trigger deeper layers. Small, thin windslabs have been reported 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">No new avalanches were observed or reported on Tuesday, but field teams were not in the Little Yoho area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported on Wednesday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Field team reporting some observed loose wet slides and snow-balling BTL. Visibility poor and no ALP observations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Strong solar yesterday afternoon triggered loose moist avalanches to size two below tree line. Older storm slabs were most reactive on solar asp where a crust exists down ~45cm. In addition a few large cornice failures were observed from N'ly aspects and small, thin windslabs have been reported 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">On Tuesday, forecasters observed several small (Size 1) Loose Dry avalanches on NE - SE aspects, in extreme (unskiable) Alpine terrain. These happened as strong April sun hit cold new snow for the first time.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported on Wednesday, but field teams were not in the Little Yoho area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported on Thursday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported on Maligne patrol.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed in the highway corridor yesterday (but we had poor visibility). TRU observed a natural cornice to size 2 in the Perley area and our neighbors are still observing large natural avalanches. Earlier in the week cornices were failing and a few storm slabs and loose wet slides to size 2.</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 new avalanches were observed or reported on Thursday, but field teams were not in the Little Yoho area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Late day heating Thursday may have triggered two sz 2.5 storm slabs near the Lake Louise resort 60cm x 100m wide. West winds overnight resulted in several skier triggered windslabs propagating up to 100m wide in the alpine. Skiers deliberately triggered a sz 2 windslab at the top of the North gulley on Mt Cathedral.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several large windslab avalanches around 2400 m on x-loaded gulley features and steep lee slopes observed south of  Icefields on Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches to size 2.5 were observed in the highway corridor yesterday. All were failing within the recent storm snow and had shallow deposits. Neighbours surrounding Rogers Pass are still observing large natural avalanches, often triggered by large cornices.</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">Late day heating Thursday may have triggered two sz 2.5 storm slabs near the Lake Louise resort 60cm x 100m wide. West winds overnight resulted in several skier triggered windslabs propagating up to 100m wide in the alpine. Skiers deliberately triggered a sz 2 windslab at the top of the North gulley on Mt Cathedral.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of a couple skier triggered wind slabs in the alpine at Bow Summit and Cathedral Peak on Friday as the winds increased. Propagation up to 100m was reported. On Saturday local ski areas were seeing rapid cornice growth and were able to ski cut small wind slabs in lee areas throughout the day. No new naturals observed but visibility was poor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several large windslab avalanches around 2400 m on x-loaded gulley features and steep lee slopes observed south of Icefields on Friday. Nothing new reported or observed on Saturday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several large natural avalanches were observed in the highway corridor yesterday in the size 2.0-2.5 range. Two size 3.0-3.5 avalanches were observed on the north face of Mt MacDonald including a deep slab release that cleared trees and ran to the end of the run out zone. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Saturday, a recent cornice fall avalanche from an Alpine ridge was observed, which had triggered a small storm slab from a steep, unsupported lee slope. (This amounted to a Small avalanche - Size 1.5) On Friday, Numerous Small, Loose Wet avalanches occurred, as rain soaked fresh new snow that sat on a crust.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of a couple skier triggered wind slabs in the alpine at Bow Summit and Cathedral Peak on Friday as the winds increased. Propagation up to 100m was reported. On Saturday local ski areas were seeing rapid cornice growth and were able to ski cut small wind slabs in lee areas throughout the day. No new naturals observed but visibility was poor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">An avalanche was noted over Cascade Falls this morning.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches observed or reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Five size 2 natural avalanches were observed in the highway corridor from very steep, wind-loaded start zones on the north face of Mt Macdonald. Steep, wind loaded features are the number one avalanche concern heading into today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were noted</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A tour to the Ferris Glacier saw very little recent avalanche activity. One sz 2 natural windslab was seen out of a snowfield between two NE facing cliff bands at around 2700m. This freshly formed slab appeared to be 40 to 50 cm deep and likely was a result of wind driven sluffs spilling over the cliffs above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches observed or reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports came in late yesterday of a natural avalanche cycle triggered by new snow and wind loading. The avalanche path 'Frequent Flyer' ran during the day on Dec 1, pushing through alders and burying the skintrack 7-10m wide. </span><a href="https://www.mountainconditions.com/reports-0" target="_blank"><span class="s_9255B882">A good report here.</span></a><span class="s_AA239A9B"> Avalanche activity is expected to continue today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent tours in Little Yoho however a tour to the Ferris Glacier saw very little recent avalanche activity. One sz 2 natural windslab was seen out of a snowfield between two NE facing cliff bands at around 2700m. This freshly formed slab appeared to be 40 to 50 cm deep and likely was a result of wind driven sluffs spilling over the cliffs above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few size 2's and one size 3 were observed today with good visibility on a flight from Lake Louise to the Wapta . All were in the high alpine (above 2800m) on E/NE aspects in steep, extreme terrain. Most appeared to step down to near ground, likely the Halloween facets. Triggers were wind loading and cornice failures. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Several old (+48hrs) slab avalanches to size 2.5 in steep alpine terrain on North aspect observed around the Churchill Range.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The storm from Friday and Saturday brought heavy snowfall and strong winds at ridgetop. This triggered a natural avalanche cycle to size 3 with some paths running to valley bottom. Friday the avalanche path 'Frequent Flyer' ran during the day, burying the skintrack 7-10m wide. </span><a href="https://www.mountainconditions.com/reports-0" target="_blank"><span class="s_9255B882">A good report here.</span></a><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few size 2's and one size 3 were observed today with good visibility on a flight from Lake Louise to the Wapta . All were in the high alpine (above 2800m) on E/NE aspects in steep, extreme terrain. Most appeared to step down to near ground, likely the Halloween facets. Triggers were wind loading and cornice failures. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been reported in the past 24 hours</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several naturals yesterday along the highway corridor up to Sz 2.5</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">The storm from Friday and Saturday brought heavy snowfall and strong winds at ridgetop. This triggered a natural avalanche cycle to size 3 with some paths running to valley bottom. </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 avalanches were observed or reported today. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small loose dry avalanches were observed in steep terrain triggered by wind on Mt Fairview. Additionally, a couple size two slabs were observed near the Pulpit area on the Icefields Parkway. These were on steep NE facing terrain and likely triggered by windloading and sluffing. . </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol on Tuesday and nothing new reported. No new avalanches noted on Monday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity tapered off yesterday, with only one size 2 natural observed in the highway corridor out of extreme terrain. Skiers in the Video Peak area yesterday, reported an old size 1 on a steep unsupported feature, probably failing in the storm snow.</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 small loose dry avalanches were observed in steep terrain triggered by wind on Mt Fairview. Additionally, a couple size two slabs were observed near the Pulpit area on the Icefields Parkway. These were on steep NE facing terrain and likely triggered by windloading and sluffing. . </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches were observed or reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been observed or reported on Wednesday. The high freezing levels on Thur is expected to wake up the weaknesses within the snowpack. Small snowballs and sections of falling cornice may trigger deeper instabilities producing large avalanches. Solar facing avalanche terrain should be avoided at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Recent natural size 3 slab E aspect, 2400m off the Dome ridge, estimate150m wide, 200cm deep ran 200m. Probably down to basal ice. 1 size 1 slab off a small convexity on Video Peak. No new avalanches were observed in the highway corridor yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches were observed or reported today in Little Yoho.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches were observed or reported at the time of writing although temperatures have spiked to over 3 degrees C at 3000m due to a strong temperature inversion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">There were numerous dry loose avalanches (size 1-2), along the Icefields Parkway and Maligne Lake Road on steep solar aspects, running to treeline today.  A large size 3 slab avalanche was observed in the Icefields this afternoon on a steep South facing slope that ran on the Halloween Crust to treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Minor sluffing was observed on steep solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches were observed or reported at the time of writing although temperatures have spiked to over 3 degrees C at 3000m due to a strong temperature inversion.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Given the heat in the alpine its a bit of a surprise there have been very few avalanches observed or reported at the time of writing, probably due to the short days this time of year.  Some very small loose wet avalanches were noted up Hwy 93N on terrain that was in the sun, sheltered, and below steep cliffs (climbing terrain) up high. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol occurred on Friday and nothing new was reported. A helicopter flight on Thursday observed numerous dry loose avalanches, size 1-2, along the Icefields Parkway and Maligne Lake Road on steep solar aspects, running to treeline. One size 3 slab avalanche was noted on a steep South facing slope that ran on the Halloween Crust to treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose avalanches up to size 2 were observed on steep solar aspects, especially near rocky outcrops. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Given the heat in the alpine its a bit of a surprise there have been very few avalanches observed or reported at the time of writing, probably due to the short days this time of year. Some very small loose wet avalanches were noted up Hwy 93N on terrain that was in the sun, sheltered, and below steep cliffs (climbing terrain) up high. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the last 24 hours only a few very small loose wet avalanches in the alpine were observed. These were in steep rocky terrain that was in the sun, and sheltered from the wind. Where observed, these did not triggered any deeper weaknesses.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol occurred on Saturday and nothing new was reported. A helicopter flight on Thursday observed numerous dry loose avalanches, size 1-2, along the Icefields Parkway and Maligne Lake Road on steep solar aspects, running to treeline. One size 3 slab avalanche was noted on a steep South facing slope that ran on the Halloween Crust to treeline. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose avalanches up to size 2 were observed on steep solar aspects, especially near rocky outcrops in the last few days. These avalanches have been triggered by warm alpine temps and strong solar.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the last 24 hours only a few very small loose wet avalanches in the alpine were observed. These were in steep rocky terrain that was in the sun, and sheltered from the wind. Where observed, these did not triggered any deeper weaknesses.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">During the last few days with inverted temperatures yielding above freezing conditions treeline and above, only a few very small loose wet avalanches in the alpine were observed. These were in steep rocky terrain that was in the sun, and sheltered from the wind. Where observed, these did not triggered any deeper weaknesses.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol occurred on Sunday. No avalanches reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose avalanches up to size 2 were observed on steep solar aspects, especially near rocky outcrops in the last few days. These avalanches have been triggered by warm alpine temps and strong solar heating.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">During the last few days with inverted temperatures yielding above freezing conditions treeline and above, only a few very small loose wet avalanches in the alpine were observed. These were in steep rocky terrain that was in the sun, and sheltered from the wind. Where observed, these did not triggered any deeper weaknesses.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">During the last few days with inverted temperatures yielding above freezing conditions treeline and above, only a few very small loose wet avalanches in the alpine were observed. These were in steep rocky terrain that was in the sun, and sheltered from the wind. Where observed, these did not triggered any deeper weaknesses.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Highway 93 patrol. No avalanches reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose avalanches up to size 2 were observed on steep solar aspects, especially near rocky outcrops in the last few days. These avalanches have been triggered by warm alpine temps and strong solar heating.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">During the last few days with inverted temperatures yielding above freezing conditions treeline and above, only a few very small loose wet avalanches in the alpine were observed. These were in steep rocky terrain that was in the sun, and sheltered from the wind. Where observed, these did not triggered any deeper weaknesses.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the inversion creating warm temperatures in the alpine, only a few very small loose wet avalanches in the alpine have been observed over the last few days. These were in steep rocky terrain that was in the sun, and sheltered from the wind. Where observed, these did not trigger larger avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No avalanches observed or reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several loose avalanches up to size 2 were observed on steep solar aspects, especially near rocky outcrops in the last few days. These avalanches have been triggered by warm alpine temps and strong solar heating.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Despite the inversion creating warm temperatures in the alpine, only a few very small loose wet avalanches in the alpine have been observed over the last few days. These were in steep rocky terrain that was in the sun, and sheltered from the wind. Where observed, these did not trigger larger avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches in the past few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No avalanches observed or reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches have been observed recently in the highway corridor or reported from the backcountry.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches in the past few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches in the past few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">An older (+48hr) slab avalanche was reported in the Icefields are on a South aspect at 2850 m that started 20 cm deep and then stepped down to a crust 30 cm below.  The slope angle was ~40 deg. and the size was 2.5.  It was likely a solar trigger avalanche.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">3 small size 1.5 natural avalanches were observed in the highway corridor from steep, high elevation, south facing paths.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">A few small wet avalanches from sunny, steep, and rocky alpine terrain observed earlier this week.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches in the past few days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in the past several days has lead to no avalanche problems being listed in the bulletin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">An older (3 day) slab avalanche was reported in the Icefields on a South aspect at 2850 m that started 20 cm deep and then stepped down to a crust 30 cm below. The slope angle was ~40 deg. and the size was 2.5. It was likely a solar trigger avalanche. No patrol occurred Friday and nothing new reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in the past several days has lead to no avalanche problems being listed in the bulletin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in the past several days has lead to no avalanche problems being listed in the bulletin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol occurred on Saturday and nothing new was reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in the past several days has lead to no avalanche problems being listed in the bulletin.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in the past several days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No highway patrol occurred on Sunday and nothing new was reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports yesterday came in of a skier triggered sz 1 storm slab on the fan of Cheops North 5. It propagated 50m wide and was up to 30 cm deep. Expect to see more avalanches like this but larger as we get more snow or the new settles into a slab on the Dec 15th surface hoar. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported in the past several days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several small size 1-1.5 natural and skiier controlled avalanches involving last nights storm snow were observed mostly in the Lake Louise Ski Hill area and backcountry. Additionally, there were a few isolated small avalanches around Sunshine and Bow Summit areas where they received less snow. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated pockets of wind slab in exposed areas were easily triggered, giving small size 1 avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A recent report came in of a skier triggered sz 1 storm slab on the fan of Cheops North 5. It propagated 50m wide and was up to 30 cm deep. Expect to see more avalanches like this but larger as we get more snow or the new settles into a slab on the Dec 15th surface hoar. A natural cycle&nbsp; to sz 2 was observed from steep slide paths.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several small size 1-1.5 natural and skiier controlled avalanches involving last nights storm snow were observed mostly in the Lake Louise Ski Hill area and backcountry. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread small soft slab avalanches were observed on Monday, and to a lesser extent on Tuesday at the local ski areas. Generally these have been size 1 avalanches with little mass, but we expect their size to grow with the additional snow. Loose snow avalanches have also been observed in steep gullies.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No natural activity observed by field team in Columbia Icefield Area. Minimal sloughing and very isolated pockets of soft slab triggered by ski cutting. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A Widespread natural avalanche cycle occurred yesterday morning up to size 2.5 in the highway corridor. Avalanches were mainly size 1.5 to 2 and all failing as a soft slab on the Dec 15th Surface Hoar Layer. Avalanches initiated on all aspects and elevations yesterday, see attached pic of a below tree line slab avalanche. </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/low%20elevation%20slabs.jpg" target="_blank"><span class="s_9255B882">low elevation avalanches</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread small soft slab avalanches were observed on Monday, and to a lesser extent on Tuesday at the local ski areas. Generally these have been size 1 avalanches with little mass, but we expect their size to grow with the additional snow. Loose snow avalanches have also been observed in steep gullies.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> One shallow slab avalanche was noted behind the Hwy 1/Hwy 93N intersection.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol occurred Wednesday and nothing reported. No natural activity observed by field team in Columbia Icefield Area on Tuesday. Minimal sloughing and very isolated pockets of soft slab triggered by ski cutting on Tuesday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle has been continuing over the last 48hrs with over 40 avalanches up to size 3 recorded in the highway corridor. Most slides have been in the size 1.5 to 2 range failing on the Dec 15th surface hoar layer. Avalanches have been on all aspects and elevations including numerous below treeline events.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new observations</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No natural avalanches observed or reported in past 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol occurred Thursday and nothing reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">6 natural avalanches to size 2.5 off the north face of Mt MacDonald before control yesterday. Avalanche control east of Rogers Pass summit produced avalanches up to size 3 with most slides in the size 2 range. These slides were confined to the recent dry storm snow running far and fast. Slides lost momentum where they ran into old avalanche debris.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new observations</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No natural avalanches observed or reported in past 24 hours. Potential for loose dry avalanches exist out of steep terrain</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No natural avalanches observed or reported in past 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches over the past few days up to sz 2.5 from steep terrain. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">The surface hoar layer at tree line and below will become increasingly reactive as the storm snow settles into more of a cohesive slab. Be aware of this when traveling in steeper, open areas or where a slab exists.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> No natural avalanches observed or reported in past 24 hours. Potential for loose dry avalanches exist out of steep terrain</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A loose dry size 1.5 was observed on Rogan's Gully today. A piece of fresh cornice broke off from wind loading and triggered the slide. It did not go over the climb. No other natural activity was noted. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches over the past few days up to sz 2.5 from steep terrain. The artillery control shoot earlier in the week produced avalanches to size 3 that were showing wide propagation in the start zones where the slab was cohesive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A loose dry size 1.5 was observed on Rogan's Gully (Banff region) today. A piece of fresh cornice broke off from wind loading and triggered the slide. It did not go over the climb. No other natural activity was noted. This kind of observation could be very similar to areas in Little Yoho like the Field ice climbs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small thin wind slabs and loose dry sluffs out of steep terrain have been reported over the last couple days. These have been a result of increased alpine winds, as well as ski cutting or explosive work in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches reported or observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches from a few days ago up to sz 2.5 in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few small thin wind slabs and loose dry sluffs out of steep terrain have been reported over the last couple days. These have been a result of increased alpine winds, as well as ski cutting or explosive work in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little change on Monday. Only a few small thin wind slabs and loose dry sluffs out of steep terrain have been reported over the last couple days. These were a result of increased alpine winds, as well as ski cutting or explosive work in steep terrain at the local ski resorts.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Explosive control at the local hill yesterday produced a few small avalanches from isolated pockets of wind slab. </span></p><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been reported or observed along the parkway.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches from a few days ago up to sz 2.5 in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observation in Waterton.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Little change on Monday. Only a few small thin wind slabs and loose dry sluffs out of steep terrain have been reported over the last couple days. These were a result of increased alpine winds, as well as ski cutting or explosive work in steep terrain at the local ski resorts.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only a few small thin wind slabs and loose dry sluffs out of steep terrain have been reported over the last four days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been reported or observed along the parkway.</span></p><p class="p_CC664AAA"><span class="s_3FE45715">Explosive control at the local hill on Christmas Eve produced a few small avalanches from isolated pockets of wind slab. </span></p><p class="p_CC664AAA"><span class="s_3FE45715"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches from a few days ago up to sz 2.5 in steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Only a few small thin wind slabs and loose dry sluffs out of steep terrain have been reported over the last four days. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control at Sunshine Village resulted in thin windslabs near rocks and cliffs, but running far down the path because of the unconsolidated facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been reported or observed along the parkway.</span></p><p class="p_CC664AAA"><span class="s_3FE45715">Explosive control at the local hill on Christmas Eve produced a few small avalanches from isolated pockets of wind slab. </span></p><p class="p_CC664AAA"><span class="s_3FE45715"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 1.5 ski cut surface slab off the west face of Cheops. This slide was observed yesterday but suspect it happened in the Dec 24-25 time period.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control at Sunshine Village resulted in thin windslabs near rocks and cliffs, but running far down the path because of the unconsolidated facets.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control at Sunshine Village resulted in very thin wind slabs which were very stubborn in nature out of very steep terrain.&nbsp; The main concern was the facets which were initiated and acted as a loose dry avalanche running further than expected.&nbsp; Similar reports from recreational ski parties in steep gully terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been reported or observed along the parkway </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 1.5 ski cut surface slab off the west face of Cheops. This slide was observed on Dec 27th but suspect it happened in the Dec 24-25 time period. Expect lenses of thin windslab in the alpine and surface sluffing in steeper protected terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control at Sunshine Village resulted in very thin wind slabs which were very stubborn in nature out of very steep terrain. The main concern was the facets which were initiated and acted as a loose dry avalanche running further than expected. Similar reports from recreational ski parties in steep gully terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several observations Friday of natural or controlled loose dry avalanches up to size 1.5, running all the way to the run out zones after being initiated in steep terrain. These sluffs consist of loose surface facets and are gaining enough mass to easily push skiers and climbers around. A few very thin stubborn alpine wind slabs were also reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been reported or observed along the parkway.</span></p><p class="p_CC664AAA"><span class="s_3FE45715">Explosive control at the local hill on Christmas Eve produced a few small avalanches from isolated pockets of wind slab. </span></p><p class="p_CC664AAA"><span class="s_3FE45715"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">Poor visibility limited observations on Thursday and Friday. Several small natural avalanches (loose dry and wind slab) were observed on NW-NE aspects on Wednesday, in steep terrain at and below Treeline. Widespread whumping and shooting cracks were noted from 1700-1900m, but all except lee areas had too many protruding stumps/rocks to avalanche.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several observations Friday of natural or controlled loose dry avalanches up to size 1.5, running all the way to the run out zones after being initiated in steep terrain. These sluffs consist of loose surface facets and are gaining enough mass to easily push skiers and climbers around. A few very thin stubborn alpine wind slabs were also reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Human and explosive triggered avalanches observed in the last 48 hours including an out of bounds skier at Lake Louise. These avalanches arent yet large in size (1.5) but are running very far, and can drag someone down. Some new small (sz 1-1.5 ) windslabs have been triggered in immediate lees and exposed slopes in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Areas south of Highway 11  in BNP have seen some recent avalanche activity: most notably loose dry avalanches running far in steep terrain as a result of near surface faceting, but a few skier triggered windslabs have been reported as well. These areas have seen considerably more snow over the Dec 18 interface than the JNP forecast area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We experienced a widespread natural avalanche cycle yesterday. Numerous loose dry and storm slab avalanches ran to sz 2.5, mostly from steep terrain. Expect this cycle to continue today with avalanches having the potential to reach out into runout zones.  Be aware of naturals from above especially in areas like Connaught Creek</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Human and explosive triggered avalanches observed in the last 48 hours. These avalanches arent yet large in size (1.5) but are running very far, and can drag someone down. Some new small (sz 1-1.5 ) windslabs have been triggered in immediate lees and exposed slopes in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose dry avalanche's continue to be the main type of activity in the forecast region, ranging in size1-1.5 with a few to size 2. Most observations reported initiation from extreme terrain, running far into the tracks. These avalanches are easy to initiate in steep terrain and can be very hazardous in confined spaces like gullies or terrain traps. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We experienced a natural avalanche cycle yesterday with numerous loose dry and storm slab avalanches up to sz 3.0, mostly from steep, confined terrain. Be aware of naturals from above especially while traveling in confined valley bottoms as avalanches have the potential to reach into run-out zones.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose dry avalanche's continue to be the main type of activity in the forecast region, ranging in size1-1.5 with a few to size 2. Most observations reported initiation from extreme terrain, running far into the tracks. These avalanches are easy to initiate in steep terrain and can be very hazardous in confined spaces like gullies or terrain traps. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose dry avalanche's continue to be the main type of activity in the forecast region, ranging in size1-1.5 with a few to size 2. Most observations reported initiation from extreme terrain, running far into the tracks. These avalanches are easy to initiate in steep terrain and can be very hazardous in confined spaces like gullies or terrain traps. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches have been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle occurred on Dec 30 with numerous loose dry and storm slab avalanches up to sz 3.0, from steep, confined terrain. Dec 31, 4 slides to size 2.0 were observed in the hwy corridor. Be aware of naturals from above especially while traveling in confined valley bottoms as avalanches have the potential to reach into run-out zones.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose dry avalanche's continue to be the main type of activity in the forecast region, ranging in size1-1.5 with a few to size 2. Most observations reported initiation from extreme terrain, running far into the tracks. These avalanches are easy to initiate in steep terrain and can be very hazardous in confined spaces like gullies or terrain traps. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lots of interesting activity around the Lake Louise backcountry today. We received reports of a 3 different avalanches triggered by skiers in West Bowl (size 1), Corral Creek Slides (size 1.5) and Hidden Bowl (size 2). No involvements but these were unexpected and definitely highlight the uncertainty in the snow pack around Lake Louise.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated small loose snow avalanches occurred in steep alpine terrain with today's warming temps.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">There have been no significant avalanches observed or reported in the last few days in Glacier National Park, with many of the standard lines been skied. Our Neighbors have seen more avalanches of late, due to either more load and slab formation or a shallower snowpack resulting in poor bonding between layers. We may see a change today!</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Saw lots of loose snow activity in steep rocky alpine areas today from the sunshine, but otherwise only small windslabs and loose snow avalanches in the past 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose avalanches were running far on steep rocky solar terrain today. Warm temps and sun were the trigger, and these were generally small (up to size 1.5) but big enough to knock a climber off their feet or bury them in a terrain trap. A larger loose dry avalanche that wasn't solar triggered was reported on Heineken Hall ice climb</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated small loose snow avalanches occurred in steep alpine terrain with today's warming temps. 2 X size 2 naturally triggered slab avalanches observed in the Columbia Icefield Area on steep, cross-loaded gully features on solar aspects in the alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two natural size 1.5 slabs in the highway corridor and Frequent Flyer made it down across the summer trail yesterday size 1.5-2. Part of the north face of Swiss Peak also came out size 3 in the last 48hrs. </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/20180102%20Sr%2810%29.JPG" target="_blank"><span class="s_9255B882">Skier triggered size 1 remote from 10m away </span></a><span class="s_AA239A9B">yesterday in the west end of the park.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose avalanches were running far on steep rocky solar terrain today. Warm temps and sun were the trigger, and these were generally small (up to size 1.5) but big enough to knock a climber off their feet or bury them in a terrain trap. A larger loose dry avalanche that wasn't solar triggered was reported on Heineken Hall ice climb</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small, loose, dry avalanches were noted today running in gullied terrain over ski tracks on Hwy 93 North. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated small loose snow avalanches occurred in steep alpine terrain with today's warming temps. Some larger sluffs triggered by skiers up to size 1.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity observed or reported in the last 24 hours. </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/20180102%20Sr%2810%29.JPG" target="_blank"><span class="s_9255B882"> On Tuesday our team had a skier remote size 1</span></a><span class="s_AA239A9B"> on a S aspect in the west end of the park. This slide released on the Dec 15th layer.&nbsp; Frequent Flyer came out size 2 sometime on Tuesday down across the summer trail.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small, loose, dry avalanches were noted today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A skier triggered avalanche in the Lake Louise backcountry was reported yesterday, releasing a size 1.5 below treeline. This is the 4th skier triggered avalanche in the area this week. The majority of natural avalanche activity continues to be loose dry releases out of steep gully features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated small loose snow avalanches occurred in steep alpine terrain with today's warming temps. Some larger sluffs triggered by skiers up to size 1. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday in the highway corridor. A field team on Macdonald West Shoulder was able to ski cut 2 small slabs on the December 15 Surface Hoar Layer in steep, unsupported terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A skier triggered avalanche in the Lake Louise backcountry was reported yesterday, releasing a size 1.5 below treeline. This is the 4th skier triggered avalanche in the area this week. The majority of natural avalanche activity continues to be loose dry releases out of steep gully features. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches observed or reported</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday in the highway corridor. A field team on Macdonald West Shoulder was able to ski cut 2 small slabs on the December 15 Surface Hoar Layer in steep, unsupported terrain. Report of a sz 1.5 skier triggered avalanche(30 cm deep) on the Balu Headwall suggests the Dec 27th surface hoar is becoming reactive.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were noted today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A small skier triggered loose dry avalanche at treeline, and some thin small wind slabs in the alpine were reported on Sunday by the local ski areas. There have also been several small skier accidental avalanches involving thin wind slabs in the alpine during the past several days and reports of the December 15 layer slowly becoming more reactive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous sz 1.5-2.5 observed yesterday along the highway corridor from steep terrain. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Test results from the past few days show that the Dec 27th surface hoar layer is becoming reactive, producing moderate sudden planar fractures in some profiles.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A small skier triggered loose dry avalanche at treeline, and some thin small wind slabs in the alpine were reported on Sunday by the local ski areas. There have also been several small skier accidental avalanches involving thin wind slabs in the alpine during the past several days, and reports of the December 15 layer slowly becoming more reactive. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lake Louise ski area reported that patrollers could ski cut size 1 loose dry avalanches in very steep and confined terrain. Otherwise nothing observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous sz 1.5-2.5 avalanches observed in the past two days along the highway corridor from steep terrain. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Test results show that the Jan 4 and Dec 27 surface hoar layers are becoming reactive, producing moderate sudden planar fractures in some profiles. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been small loose wet avalanches from steep slopes with a smooth bed surface due to the above freezing temperatures. We can expect to see an increase in avalanche activity with the forecasted snow on Tuesday and through the week.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches were observed or reported today in Little Yoho, however the Lake Louise ski area reported that patrollers could ski cut size 1 loose dry avalanches in very steep and confined terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No natural avalanches observed or reported in past 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural slab avalanche cycle to size 3 yesterday in the Highway Corridor stopping in the fan. </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/sz%202%20Sa%2020180108%20%281%29.jpg" target="_blank"><span class="s_9255B882">Skier accidental size 2</span></a><span class="s_AA239A9B">, failing on the Dec 15th PWL in the </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/sz%202%20Sa%2020180108%20%283%29.jpg" target="_blank"><span class="s_9255B882">Asulkan drainage</span></a><span class="s_AA239A9B">. 1 full burial party self-extricated. Several skier controlled avalanches to size 1.5 reported from the backcountry and skier remotes from 10m away, failing on the Jan 4 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">No natural avalanches observed or reported in past 24 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few loose snow avalanches were observed today.&nbsp; Surface snow showed no sign of slab characteristics today in the Sunshine and Louise areas in previously worked terrain, but we expect this to change overnight with the forecasted wind.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Tuesday's avalanche control produced numerous size 3 slab avalanches with one size 4. Monday a skier was fully buried by a self triggered slide releasing on the Dec 15 layer. Also reported Monday were several skier controlled avalanches to size 1.5 reported from the backcountry and skier remotes from 10m away, failing on the Jan 4 layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A few new loose snow avalanches were observed to size 2 near the Mt. Dennis Ice Climbs. A size 2.5 observed off Mt. Stephen, likely a windslab resulting from the strong Yoho Blow outflow wind, but the fracture line was obscured.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A solo backcountry skier triggered a size 2 avalanche on Richardson's Ridge today outside the Lake Louise Ski Resort boundary - this was a treeline area with a shallow snowpack. As well, numerous small windslabs were observed to have run over the past 48 hours during the recent storm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Numerous sz 1 loose dry sluffs were seen spilling off of alpine ridges. </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/mountain-information-network/submissions/129f0ea1-12f7-47fd-a381-afa40bd17c8f" target="_blank"><span class="s_B5813F7D">A sz 2 slab avalanche</span></a><span class="s_3FE45715"> 20cm deep and 50m wide likely failed on the Dec 18 persistent layer. This shallow slab ran a few meters before stepping down another 40 cm (likely through weak facets to the November 27 midpack crust). This ran 70m to a cliff triggering a small slab below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several reports of skier triggered slides occurred yesterday. A size 2 slide at the top of Grizzly Shoulder, East aspect and 30 degree slope was 80m wide, 40cm deep and ran 80m down slope. A remote triggered size 1.5 slide at 1750m 1m deep, 25m wide and ran for 150m taking out part of the ski track. Several slides to size 2.5 in hwy corridor. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous windslab avalanches up to size 2 were observed to have run during the last storm, mainly near ridge crests or under rock bands where spindrift has accumulated. One size 2 persistent slab was observed near the back of Emerald Lake that failed on the Dec 15 surface hoar. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A solo backcountry skier triggered a size 2 avalanche on Richardson's Ridge yesterday outside the Lake Louise Ski Resort boundary - this was a treeline area with a shallow snowpack. As well, numerous small windslabs were observed to have run over the past 48 hours and there has been plenty of settlements being reported at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Yesterday, besides a few small windslabs and sluffs from alpine terrain, </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions/129f0ea1-12f7-47fd-a381-afa40bd17c8f" target="_blank"><span class="s_B5813F7D">a sz 2 slab</span></a><span class="s_3FE45715"> 20cm deep and 50m wide likely failed on the Dec 18 persistent layer. This shallow slab ran a few meters before stepping down another 40 cm (likely through weak facets to the November 27 midpack crust). All of this ran 70m to a cliff triggering a small slab below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 3 natural avalanche occurred yesterday morning on the SE face of 8812 peak. A field team observed evidence of a slightly older widespread natural avalanche cycle while traveling in Connaught Creek drainage. A second field team felt a large whumph while descending through an open glade in the Hermit area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous windslab avalanches up to size 2 were observed to have run during the last storm, mainly near ridge crests or under rock bands where spindrift has accumulated. One size 2 persistent slab was observed near the back of Emerald Lake that failed on the Dec 15 surface hoar. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several small skier triggered slabs on the Dec 15 interface were reported on Saturday in the Rock Isle Lake area. A few small wind slabs from ski cutting and explosive work were seen at the local ski hills. Sluffing was observed in the alpine due to strong West winds. Lots of reports of whumphing and cracking in open glades at treeline and above.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity seen since Thursday when </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions/129f0ea1-12f7-47fd-a381-afa40bd17c8f" target="_blank"><span class="s_B5813F7D">a sz 2 slab</span></a><span class="s_3FE45715"> 20cm deep and 50m wide likely failed on the Dec 18 persistent layer. This shallow slab ran a few meters before stepping down another 40 cm (likely through weak facets to the November 27 mid-pack crust). All of this ran 70m to a cliff triggering a small slab below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 3 natural avalanche occurred Thursday morning on the SE face of 8812 peak. A field team observed evidence of a slightly older widespread natural avalanche cycle while traveling in Connaught Creek drainage. A second field team felt a large whumph while descending through an open glade in the Hermit area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A couple natural avalanches up to size two from the past 48 hrs were observed at treeline in the Little Yoho region. These had failed on the Dec 15 surface hoar interface. Sluffing was observed in the alpine due to strong West winds. Lots of whumphing and cracking in open glades at treeline during a trip to Mt Field on Saturday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The Dec 15 interface continues to show signs of reactivity, reports throughout the forecast region note significant whumphs and cracking from skier traffic at treeline and above. Avalanche activity from this problem was observed along the sunshine road releasing a size 2 slab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">A cycle of loose wet avalanches started on steep south slopes at midday and followed the sun onto West slopes into the mid afternoon. The inversion, calm winds, and strong sun all factored into these events which originated as high as 2900m and ran up to sz 2 in confined features. Only one slab was observed to be triggered by all of this activity.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several sz 1.5 - 2.5 avalanches and one sz 3.0 avalanche from steep, aggressive terrain along the highway corridor yesterday.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Consistent reports of whumphing and shooting cracks since the storm early last week.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Hard Sudden Planar (SP) results down ~60cm on the Jan 4 surface hoar (5mm) during stability tests yesterday.</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">Snowballing observed around rock features on steep solar aspects Sunday afternoon. No new avalanche activity observed. A field team Saturday traveling up Mt Field noticed lots of whumphing and cracking in open glades at treeline, this activity was failing on the Dec.15 persistent weak layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control produced results up to size 2.5 today on Hwy 93S and the Sunshine Road. The larger avalanches were produced on uniform terrain features at treeline where the Dec 15th surface hoar was present. Overall, the control mission produced 'hit and miss' results, which speaks to the variability and distribution of the Dec 15th layer.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Another pulse of natural loose dry point releases was observed today in the Columbia Icefield area and in the Maligne Valley. These slides were mostly out of steep, solar facing terrain. Field teams did not observe any new slab avalanches avalanches. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle occurred yesterday afternoon with numerous </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/20180114%20Avalanche%20Crest.jpg" target="_blank"><span class="s_9255B882">sz 2.0 - 2.5 avalanches</span></a><span class="s_AA239A9B"> and several </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/20180114%20Cheops%20W%20face.jpg" target="_blank"><span class="s_9255B882">sz 3.0 - 3.5 avalanche</span></a><span class="s_AA239A9B"> from steep, solar facing terrain. The cycle occurred midday when solar radiation was at its highest.</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">Avalanche control produced results up to size 2.5 today on Hwy 93S and the Sunshine Road. The larger avalanches were produced on uniform terrain features at treeline where the Dec 15th surface hoar was present. No reports today from Little Yoho, but concern remains.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two days of avalanche control has produced smaller results than expected in all areas except near Field. Bourgeau, Whymper, Simpson and Bosworth each produced a few avalanches up to size 2 failing on the Dec 15 facet layers, but the results were not as widespread as anticipated. Mt. Dennis ice climbs in Field produced large avalanches up to size 3.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol on Tuesday and nothing new reported. Yesterday with sun and warm air, a pulse of natural loose dry point releases were observed. They were mostly out of steep, solar facing terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Seven new natural avalanches to size 2.5 recorded in the highway corridor yesterday off of steep south facing terrain. No new slides observed or recorded in the back country yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Tuesday's avalanche control on Mt. Dennis (above the ice climbs) produced large (size 3) avalanches running over the popular ice climbs with debris and trees reaching the Field Back Road. These were the largest results from a 2-day, park wide avalanche control mission which confirms our suspicion of dangerous conditions at treeline in Little Yoho.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche control on Tuesday was mostly underwhelming with larger avalanches noted on Mt. Dennis in Yoho. No new avalanches were reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Limited visibility, but one report of a size 2 loose dry avalanche on Mt Wilson that originated in the alpine and ran 400m to the forest below. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Limited natural avalanche activity through the highway corridor and no new slides reported or observed in the back country yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanche Control on Mt Dennis on Tuesday showed the facets are still very mobile below treeline. No new avalanches were reported today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 2 natural avalanche observed releasing from a wind loaded lee features. Many small size 1 avalanches triggered from ski cut releasing pockets of winds lab at treeline and above. All avalanches observations today were releasing from windslab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Limited visibility, but field teams report several natural slab avalanches to sz 2, originating in the alpine and running to the bottom of the track. The Jan 7 surface hoar layer was reactive to skier traffic, and ski cutting produced numerous sz 1 wind slabs in the Hilda Creek area. More activity is expected on the Jan 7 layer over the next while. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Skier remote from 20m size 1 slide reported at Balu Pass along with other size 1 skier triggered slides. These avalanches were limited to yesterday's storm snow. A couple slides recorded on the highway corridor to size 2.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 2 natural avalanche observed releasing from a wind loaded lee features. Many small size 1 avalanches triggered from ski cut releasing pockets of winds lab at treeline and above. All avalanches observations today were releasing from windslab.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Minimal avalanche activity reported today, Lake Louise ski patrol reported small skier triggered windslabs from loaded pockets at ridge crest. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Limited visibility, but field teams report several natural slab avalanches to sz 2, originating in the alpine and running to the bottom of the track. The Jan 7 surface hoar layer was reactive to skier traffic, and ski cutting produced numerous sz 1 wind slabs in the Hilda Creek area. More activity is expected on the Jan 7 layer over the next while. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle accompanied strong winds yesterday morning with several size 2-3 avalanches occurring in steep north facing alpine paths. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new observations</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity reported in this forecast region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported today</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new activity reported on the 2 tracked surface hoar layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">In the previous 48 hrs we experienced a natural avalanche cycle triggered by strong winds and snowfall. Forecasters observed size 2-3 avalanches in steep north facing alpine paths. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity reported in this forecast region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Two size 2 slabs triggered by wind loading and cornice failures were observed in the last 24 hours on Quartz Ridge and the 93 North. These both appeared to fail on a mid pack layer of facets. One skier triggered size 1 wind slab was reported in Semi Circular Bowl near Lake Louise. Numerous large sluffs out of steep rocky terrain in the last 36 hrs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Loose and soft slabs up to size 1.5 reported from steep rocky terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural avalanches size 2-3.5 came down the north aspect of Mt. Macdonald this morning. The size 3.5 dusted and spread woody debris on the highway for a 100m section. Two sz 2.5 were observed yesterday from the same area originating from steep, rocky terrain.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanches originating in the Alpine have the potential to run into valley bottoms. </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 new avalanche activity reported in this forecast region, however, a size 2 windslab was triggered by a skiier in the lake louise ski hill backcountry. This was in semicircular bowl (approximately 2400m NE aspect). </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed today. Yesterday, a couple size 2 natural avalanches were observed in the Sunshine Backcountry. Both were likely cornice triggered out of wind loaded alpine terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Limited visibility with no new notable avalanche observations. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural avalanches size 2-3.5 yesterday. The size 3.5 dusted and spread small woody debris on the highway for a 100m section.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Avalanches originating in the Alpine have the potential to run into valley bottoms. </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 new avalanche activity reported in this forecast region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed today.  In the Sunshine Backcountry in the past 48 hours there have been a couple size 2 natural avalanches. Both were likely cornice triggered out of wind loaded alpine terrain. Also a 0.5 soft slab release on the Jan 16 surface hoar layer on a steeper roll at treeline on a NE aspect.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Natural avalanches up to size 1.5 were observed Tuesday in windswept alpine moraine features. Appears to be running on the persistent slab interface dow 30 to 50cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday's artillery control produced avalanches to size 3.5 and naturals to size 3, running full path to valley bottom out of steep extreme terrain. We're expecting natural activity to taper off today, but it will be still possible for isolated large natural avalanches to fail. Human triggered avalanches are probable on specific terrain features.</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 new avalanche activity reported in this forecast region.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed, but people continue to get lots of whumphing and settlement cracks - a definite indication of instability. But . . . no significant avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Natural avalanches up to size 1.5 were observed Tuesday in windswept alpine moraine features. Appears to be running on the persistent slab interface dow 30 to 50cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Highway avalanche patrol observed several Natural avalanches to size 2.5 from various aspects. One of note was a natural size 3 from Jan 21st in Crossover path possibly cornice triggered. Our field team observed a size 2 slide on E aspect, 1800m on steep skiable terrain that looked to be tree bomb triggered.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed, but people continue to get lots of whumphing and settlement cracks - a definite indication of instability. But . . . no significant avalanches.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We have hit the &quot;tipping&quot; point over the weak layers mentioned above and there is a natural avalanche cycle to size 3 occurring. Some avalanches are occurring in the new snow only, with some stepping down to the numerous weak layers below. Explosive control on Bosworth produced results to size 2 within the new snow.&nbsp; </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Natural windslab avalanches up to size 1.5 were observed Tuesday in windswept alpine moraine features. Appears to be running on the persistent slab interface down 30 to 50cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanche activity observed yesterday with poor visibility. Avalanche control produced one size 1 and one size 2.5 on the Cutbank slide paths in the Beaver Valley.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Last nights snow triggered a natural avalanche cycle in Little Yoho on Thursday. Avalanches up to size 3 ran on Mt Dennis including the ice climbs Carlsberg Column, Extra Lite, Super Bok and Heineken Hall. A close call with a group of climbers who were leading the crux pitch of Carlsberg when an avalanche poured over there heads. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a fairly widespread avalanche cycle yesterday to size 3 with wind slabs and persistent slabs failing.  Less activity Friday but still some sporadic size 2-3 persistent slabs failing in the region.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Natural windslab avalanches up to size 1.5 were observed Tuesday in windswept alpine moraine features. These events appeared to be running on the persistent slab interface down 30 to 50cm.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural avalanches size 2-2.5 observed along the highway corridor yesterday. Avalanche control two days ago produced results up to size 2.5.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">No reports of recent avalanche activity in the back-country. If you see anything, please submit a </span><a href="https://www.avalanche.ca/mountain-information-network" target="_blank"><span class="s_9255B882">Mountain Information Network</span></a><span class="s_AA239A9B"> (MIN) Report.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a widespread avalanche cycle yesterday to size 3 in Little Yoho with wind slabs and persistent slabs failing. Less activity Friday but still some sporadic size 2-3 persistent slabs failing in the region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">More evidence of a widespread cycle on persistent weak layers up to size 3 in the last 48hrs was observed. One natural size 2 failed mid-day on the Dec 15 layer in Lipalian 3 near Lake Louise. Close calls continue with a skier triggered size 3 at treeline in Kootenay resulting in a deep burial that turned out OK due to a fast response by the group. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avi control on Parkers Ridge Friday produced 2 large avalanches, size 2 and 2.5 on a N aspect running as the the persistent slab. Slope was hit with 17 explosive charges. The 18th shot, a large crown appeared up to 1.5m thick x 150m long x 300m wide and buried under 2m of debris for 150m. Interesting display of sensitivity and spacial distribution. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural avalanches size 2 observed along the highway.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Test results showing the Jan 16 surface hoar (5-10mm) down ~60cm, fails suddenly and has a high propagation potential, which could result in large avalanches.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">No reports of avalanche activity in the backcountry. If you see anything, please submit a </span><a href="https://www.avalanche.ca/mountain-information-network" target="_blank"><span class="s_9255B882">Mountain Information Network</span></a><span class="s_AA239A9B"> (MIN) report</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">More evidence of a widespread cycle on persistent weak layers up to size 3 in the last 48hrs was observed with debris crossing the Takkakaw Falls road below Wapta Peak and numerous slabs out at treeline in the Yoho Valley. One natural size 2.5 cornice triggered slab was observed on Mt Crowfoot near the Wapta Icefields this morning.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 2.5 natural was observed in the the Sunshine backcountry today. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Low visibility meant that fewer new avalanches were observed, but several close calls in the last few days: </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">- size 3 at treeline in Kootenay resulting in a 2.7 m burial who was rescued with no injuries! </span></p><p class="p_CC664AAA"><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/banff-yoho-kootenay?panel=mountain-information-network-submissions/f4cdef2c-c381-4966-aeee-88e819fd39e5" target="_blank"><span class="s_9255B882">- size 1.5 near Vermillion peak that buried a skiier to his chin</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche control on Parkers Ridge Friday produced 2 large avalanches, size 2 and 2.5 on a N aspect running as the the persistent slab. On the 18th of 18 shots placed, a large crown appeared up to 1.5m thick x 150m long x 300m wide - interesting display of the variability in sensitivity and spacial distribution of buried weaknesses. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Snowboarder triggered size 2 yesterday, see Avalanche Canada </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/glacier" target="_blank"><span class="s_9255B882">Mountain Information Network</span></a><span class="s_AA239A9B"> (MIN) for more details.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Test results showing the Jan 16 surface hoar (5-10mm) down ~60cm, fails suddenly and has a high propagation potential, which could result in large avalanches.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches observed along the highway corridor yesterday.</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">Yesterdays field trip in the Yoho Valley observed numerous natural avalanches to size 3. Several close calls in neighboring bulletin region in the last few days: </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">- size 3 at treeline in Kootenay resulting in a 2.7 m burial who was rescued with no injuries! </span></p><p class="p_CC664AAA"><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/banff-yoho-kootenay?panel=mountain-information-network-submissions/f4cdef2c-c381-4966-aeee-88e819fd39e5" target="_blank"><span class="s_9255B882">- size 1.5 near Vermillion peak that buried a skiier to his chin</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A skier remote avalanche (size 2) was reported in the Sunshine backcountry. Although visibility was limited there have been many reports throughout the forecast region of audible avalanches through the day as the storm intensifies. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche control on Parkers Ridge Friday produced 2 large avalanches, size 2 and 3 on a NE aspect running as a persistent slab. Numerous sloughs observed today from steep rocky terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There was a skier triggered a size 2 on Saturday, see Avalanche Canada </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/glacier" target="_blank"><span class="s_9255B882">Mountain Information Network</span></a><span class="s_AA239A9B"> (MIN) for more details. During the overnight period there was a natural cycle to size 3 with debris running well into runouts. With additional precip in the next 24 hrs, expect avalanches to continue to run full path in areas like Connaught Crk</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Although visibility was limited there have been many reports throughout the forecast region of audible avalanches today as the storm intensifies. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A major cycle is upon us. Avalanche control today produced results up to size 3.5 with deep fractures and wide propagations. Basically, avalanches could been seen anywhere a forecaster looked today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche control on Parkers Ridge today produced several size 2 avalanches, and one size 2.5&nbsp; Avalanches are occasionally stepping down to a deeper persistent slab. Numerous natural size 2 avalanches and two size 3 avalanches failed during the storm overnight on solar aspects above treeline. Avalanche crowns were 50cm-80cm deep and to 150m wide.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We are experiencing a widespread natural avalanche cycle with slides to size 3.5. Avalanches have been running to full path to the bottom of runnout. Initially the cycle began with light winds, warmer temps and heavy precipitation. Now the S'ly winds have picked up continuing the overloading of the weak layers in the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A major cycle is upon us. Avalanche control today produced results up to size 3.5 with deep fractures and wide propagations. Basically, avalanches could been seen anywhere a forecaster looked today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity has tapered slightly, but big results with explosives proves that these layers are prime for triggering. Results up to size 3.5 again today with deep fractures and wide propagations. Avalanches were triggered by 95% or more of the shots. Some avalanches ran full path and put dust or debris on roads</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche control along the Icefields Parkway produced numerous size 3 avalanches in the alpine, and many size 2-2.5 storm slab and loose avalanches at all elevations. Persistent slab avalanches were produced in the alpine where wind loaded areas provided enough of a trigger to step down to these layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The natural avalanche cycle has ended with only a couple avalanches east of the pass in the highway corridor occurring yesterday morning. The recent cycle had slides running full path to the bottom of runnout. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity has tapered slightly, but big results with explosives proves that these layers are prime for triggering. Some avalanches ran full path putting dust or debris on roads. Emerald Lake Slide Path ran naturally size 3.5 in the last 2 days to within 100m of the road. Guinness Gully Ice Climb put debris on the road with explosives</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity has tapered slightly, but big results with explosives over the last few days to size 3.5 proves that these layers are prime for triggering. Some avalanches ran full path and put dust or debris on roads.&nbsp; Many slopes haven't slid yet, and any additional input (snow/wind/human) will overload the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche control along the Icefields Parkway produced numerous size 3 avalanches in the alpine, and many size 2-2.5 storm slab and loose avalanches at all elevations. Persistent slab avalanches were produced in the alpine where wind loaded areas provided enough of a trigger to step down to these layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Jan 29-30, 2018 produced a widespread avalanche cycle to size 3.5. A heli flight yesterday at treeline elevation reported numerous avalanches mainly in the size 2 range, from the same avalanche cycle. Grizzly Bowl released size 3 and ran to 2/3 fan overnight Jan 30-31.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity has tapered slightly, but big results with explosives over the last few days to size 3.5 proves that these layers are prime for triggering. Some avalanches ran full path and put dust or debris on roads. Many slopes haven't slid yet, and any additional input (snow/wind/human) will overload the snowpack.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some natural activity observed Friday with a size 2.5 avalanche over Cascade Falls in Banff and some natural avalanches on Mt Stephen in Yoho but visibility was poor. Big avalanches with explosives over the last few days show that snowpack remains prime for triggering. Some avalanches ran full path and put dust or debris on roads.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche control on Wednesday along the Icefields Parkway produced numerous size 3 avalanches in the alpine, and many size 2-2.5 storm slab and loose avalanches at all elevations. Persistent slab avalanches were produced in the alpine where wind loaded areas provided enough of a trigger to step down to these layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed yesterday. An </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions/1909a982-8057-4299-abd8-c9785a58e229" target="_blank"><span class="s_9255B882">Avalanche Canada MIN</span></a><span class="s_AA239A9B"> report has an excellent description and photos of a large avalanche that occurred in Loop Brook during Monday's widespread natural avalanche cycle. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No recent avalanches observed</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some natural activity observed Friday with a size 2.5 avalanche over Cascade Falls in Banff and some natural avalanches on Mt Stephen in Yoho but visibility was poor. Big avalanches with explosives over the last few days show that snowpack remains prime for triggering. Some avalanches ran full path and put dust or debris on roads.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity reported Saturday on Bourgeau Left, limited observations due to visibility but the powder cloud reached the Sunshine parking lot (suspect a size 3). Big avalanches with explosives over the last few days show that snowpack remains prime for triggering. Some avalanches ran full path and put dust or debris on roads.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Rapid loading from heavy snowfall yesterday triggered a natural avalanche cycle to size 3.0, these were running well into runouts.  Field teams observed a touchy 15 cm storm slab at treeline &amp; below aswell.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">An </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions/1909a982-8057-4299-abd8-c9785a58e229" target="_blank"><span class="s_9255B882">Avalanche Canada MIN</span></a><span class="s_AA239A9B"> report has an excellent description and photos of a large avalanche that occurred in Loop Brook during the 18-01-29. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lake louise ski patrol reported numerous natural and skier triggered avalanches in the recent storm snow with one large explosive result stepping down to a persistent weak layer (size3). We have seen big natural avalanches over the last few days as the snowpack remains prime for triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity was directly observed across Bow Lake today. A cornice released off of a cliff and triggered the slope below it, size 2. An avalanche control operation produced 3 size 3 avalanches on West facing avalanche paths on 93N. The debris ran to mid run out. Additionally, evidence of a widespread cycle up to size 3 was observed.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche control on Wednesday along the Icefields Parkway produced numerous size 3 avalanches in the alpine, and many size 2-2.5 storm slab and loose avalanches at all elevations. Persistent slab avalanches were produced in the alpine where wind loaded areas provided enough of a load to trigger a step down to these mid-pack layers. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several avalanches reported yesterday from backcountry users, some of which buried regular skin track routes. Heavy snowfall and winds produced natural avalanches to size 3.0. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Artillery avalanche control produced numerous avalanches, size 2.0-3.5, with several avalanches dusting the highway.</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">Observed a small loose dry avalanche out of steep, rocky terrain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural activity was directly observed across Bow Lake today. A cornice released off of a cliff and triggered the slope below it, size 2. An avalanche control operation produced 3 size 3 avalanches on West facing avalanche paths on 93N. The debris ran to mid run out. Additionally, evidence of a widespread cycle up to size 3 was observed.</span></p>
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</style><p class="p_CC664AAA"><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1485797691470215.1073741913.145133538869977/1563751620341488/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Forecasters remote triggered a size 2.5 today on the Icefields Parkway</span></a><span class="s_AA239A9B">. They triggered it from ~ 50m away on a low angle ridge. The slide was ~ 300m wide, 80 cm deep and slid on a well preserved surface hoar layer (Jan. 6th). A solo skiier in the Lake Louise backcountry had a very close call today when he triggered a size 2 and was partially buried</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">A good look around today with clear skies. Saw two naturals in the Maligne area in the morning. A few notable avalanches seen through the tenure most of which were at least 48 hrs old; generally windslabs in the alpine to sz 2.5 and a few persistent slabs in the low alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several natural avalanches reported yesterday from backcountry users up to size 2.5 with crowns up to 1.5m deep. Suspect these deep avalanches failed on the Jan 16th surface hoar layer. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Artillery avalanche control on Saturday produced numerous avalanches, size 2.0-3.5, with several avalanches dusting the highway.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><a href="https://www.facebook.com/ParksMountainSafety/photos/a.1485797691470215.1073741913.145133538869977/1563751620341488/?type=3&amp;theater" target="_blank"><span class="s_9255B882">Forecasters remote triggered a size 2.5 today on the Icefields Parkway</span></a><span class="s_AA239A9B">. They triggered it from ~ 50m away on a low angle ridge. The slide was ~ 300m wide, 80 cm deep and slid on a well preserved surface hoar layer (Jan. 6th). A solo skiier in the Lake Louise backcountry had a very close call today when he triggered a size 2 and was partially buried</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Lake Louise ski area reported triggering a large size 3 avalanche with explosives today. At the very end of the day Visitor Safety responded to a potential involvement on Quartz Ridge. It ended up be a remote triggered size 3 from a recreational party with no involvement. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">1 sz 3 natural slab avalanche was observed yesterday in a thin snowpack area in the Maligne valley on the NE side of Proposal peak at 2500m.&nbsp; Yesterday's road patrol noted older avalanches that were generally windslabs in the alpine to sz 2.5 and a few persistent slabs in the low alpine.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several naturals in the HWY corridor yesterday up to size 3. Avalanches reported from the backcountry 2 days ago with crowns 1.5m deep and up to size 2.5. On Mcgill Shoulder yesterday there was a skier accidental size 2, 30-50cm deep, 50m wide and ran for 300m in length. Significant sluffing was also observed in the Bostock drainage. </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">Lake Louise ski area reported triggering a large size 3 avalanche with explosives today. At the very end of the day Visitor Safety responded to a potential involvement on Quartz Ridge. It ended up be a remote triggered size 3 from a recreational party with no involvement. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been large avalanches every day this week, mainly to size 3 with some larger. Most of these avalanches have been failing on the persistent layers mentioned above, with the odd avalanche going on the ground. Many close calls have been associated with these events. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">On Monday a sz 3 natural slab avalanche was observed from a thin snowpack area in the Maligne valley on the NE side of Proposal peak at 2500m. Notable avalanches this past week were generally windslabs in the alpine to sz 2.5 and a few persistent slabs in the low alpine and treeline elevation band.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several naturals in the HWY corridor Monday up to size 3. Only three new slides observed in the corridor Tuesday. On McGill Shoulder Monday there was a skier accidental size 2, 30-50cm deep, 50m wide and ran for 300m in length. Significant sluffing was also observed in the Bostock drainage.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> There have been large avalanches to the West of Waterton, in the Lizard Range, in the last week. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">There have been large avalanches every day this week, mainly to size 3 with some larger. Most of these avalanches have been failing on the persistent layers mentioned above, with the odd avalanche going on the ground. Many close calls have been associated with these events. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Another widespread cycle Thursday to size 3.5 (what we could see) . These were failing on the above mentioned weak layers. Explosive control was producing size 3 avalanches up to 150cm deep with just the explosive hitting the slope. Most of these avalanches are traveling far into the valley bottom which should be a concern for all users. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Epic avalanche cycle through the forecasted region up to size 3.5. Most active at 2400m to 2600m (TL elevation). Expect the same carnage in the alpine but unable to confirm due to poor visability. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous size 2 - 2.5 natural avalanches seen along the highway corridor yesterday. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Sluff was moving fast and traveling far in steep trees yesterday but had no slab properties.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Artillery avalanche control is producing numerous large avalanches up to size 3.5 (possibly 4.0) which have buried the highway in several locations.</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">Another widespread cycle Thursday to size 3.5 (what we could see) . These were failing on the above mentioned weak layers. Explosive control was producing size 3 avalanches up to 150cm deep with just the explosive hitting the slope. Most of these avalanches are traveling far into the valley bottom which should be a concern for all users. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The avalanche cycle seems to be tapering but large, natural events to size 3.5 were noted today. Human triggering continues to be reported. Avalanche control today produced many large avalanches over paths that had been controlled very recently.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Widespread avalanche cycle throughout the forecasted region with numerous to size 3.5 over the last 2 days from all aspects. All elevations saw significant propagation with debris often reaching valley bottom even from ALP start zones. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural and artillery controlled avalanches up to size 4.0 during the avalanche cycle that accompanied yesterday's storm. Several ran full extent, taking out mature trees. A large natural avalanche, size 3.5, was observed running to the valley bottom this morning in the HWY corridor. Natural activity has not yet subsided.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> There have been large several large to very large avalanches in and around Waterton on Thursday and Friday clearing mature timber running to ground.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The avalanche cycle seems to be tapering but large, natural events to size 3.5 were noted today. Human triggering continues to be reported. Avalanche control today produced many large avalanches over paths that had been controlled very recently.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The bulk of the recent avalanche cycle has tapered off. Although less activity has been observed Saturday, reports of the odd size three are still coming in. All avalanche terrain is still highly suspect, and should be avoided.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Widespread avalanche cycle throughout the forecasted region with numerous to size 3.5 over the last 3 days from all aspects. All elevations saw significant propagation with debris often reaching valley bottom even from ALP start zones. Several large natural avalanches were observed off Mt Cirrus late in the day on Friday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural and artillery controlled avalanches to sz 4.0 occurred during Thursdays storm. Several ran full extent, taking out mature trees. Yesterday avalanche control just west of the park produced more large destructive size 4 avalanches piling debris 10-15m deep. While natural activity may taper today, human triggered avalanches are likely</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 bulk of the recent avalanche cycle has tapered off. Although less activity has been observed Saturday, reports of the odd size three are still coming in. All avalanche terrain is still highly suspect, and should be avoided.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The bulk of the recent avalanche cycle has tapered off. Reports of isolated skier and explosive triggered wind slabs were noted today from local ski patrol. All avalanche terrain is still highly suspect.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche activity has tapered, but we could still see some natural activity in the afternoons from solar triggering. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous natural and artillery controlled avalanches to sz 4.0 occurred during Thursday's storm. Several ran full extent, taking out mature trees. Friday avalanche control just west of the park produced more large destructive size 4 avalanches. While natural activity has tapered off, human triggered avalanches are likely given the right location.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The bulk of the recent avalanche cycle has tapered off. Reports of isolated skier and explosive triggered wind slabs were noted today from local ski patrol. All avalanche terrain is still highly suspect.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The bulk of the recent avalanche cycle has tapered off. However, avalanche control with explosives today in Kootenay NP showed conditions are still touchy with avalanches to size 2.5, one of which was triggered with just the bag hitting the slope before the explosion occurred. Another size 3 natural was witnessed today on Quartz Ridge.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Avalanche activity has tapered. No new observations from field team in the Parker Ridge area.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural or skier triggered avalanches observed or reported yesterday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The bulk of the recent avalanche cycle has tapered off. However, avalanche control with explosives today in Kootenay showed conditions are still touchy with avalanches to size 2.5, one of which was triggered with just the bag hitting the slope before the explosion occurred. Another size 3 natural was witnessed today on Quartz Ridge (Sunshine)</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today - but we continue to observe large avalanches that occurred within the last few days. Today on Vermillion Peak we observed an avalanche on a low angled slope at treeline that appears to have been remotely triggered by skiers. We also saw evidence of a large avalanche on a gully wall below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">A couple of fresh slab avalanches (likely failing on a persistent mid snowpack weakness, and up to size 2) were observed by field teams at treeline elevations on Tuesday - likely triggered by significant wind transport and warming temperatures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">6 avalanches in the HWY corridor occurred yesterday to size 3. Character ranged from loose dry to cornice failures and persistent slabs. </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map?panel=mountain-information-network-submissions/3e024bf5-ba28-430a-9416-af8079296428" target="_blank"><span class="s_9255B882">The most notable was a skier remote size 3</span></a><span class="s_AA239A9B">. Skiers were ascending MacDonald West Shoulder #4, adjacent to NRC Gully, when they remotely triggered a size 3.0. It was 50-120cm deep, 200m wide and ran for 1.6km.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today - but we continue to observe large avalanches that occurred within the last few days. Today on Vermillion Peak we observed an avalanche on a low angled slope at treeline that appears to have been remotely triggered by skiers. We also saw evidence of a large avalanche on a gully wall below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported today - but we continue to see evidence of the large avalanches that occurred over the past few days. Today on </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map" target="_blank"><span class="s_9255B882">Hector Shoulder trees </span></a><span class="s_AA239A9B">we could see several deep fractures some of which occurred on low angle terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated slab avalanches (likely failing on a persistent mid snowpack weakness, and up to size 2) were observed by field teams at treeline elevations on Tuesday - likely triggered by the significant wind transport and warmer temperatures.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous new avalanches observed this morning while driving the highway corridor to work up to size 3.0.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Two days ago a group ascending MacDonald West Shoulder #4 </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/glacier?panel=mountain-information-network-submissions/3e024bf5-ba28-430a-9416-af8079296428" target="_blank"><span class="s_9255B882">remotely trigger a size 3.0 into NRC Gully</span></a><span class="s_AA239A9B"> from 10m away, the dust cloud settled within a few hundred meters of the highway. Thankfully no one was involved in the avalanche.</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 new avalanches were observed or reported today - but we continue to see evidence of the large avalanches that occurred over the past few days. Today on </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map" target="_blank"><span class="s_9255B882">Hector Shoulder trees </span></a><span class="s_AA239A9B">we could see several deep fractures some of which occurred on low angle terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several new avalanches were noted today on the Icefields Parkway associated with recent winds.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated windslab avalanches (likely failing on a persistent mid snowpack weakness, and up to size 2.5) were observed today in the Tonquin valley. East, South, and North aspects have formed windslabs and large cornices that have failed in the last 24 hrs in the north portion of the forecast zone.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous avalanches observed yesterday along highway corridor up to size 3.0.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Three days ago a group ascending MacDonald West Shoulder #4 </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/map/forecasts/glacier?panel=mountain-information-network-submissions/3e024bf5-ba28-430a-9416-af8079296428" target="_blank"><span class="s_9255B882">remotely trigger a size 3.0 into NRC Gully</span></a><span class="s_AA239A9B"> from 10m away, the dust cloud settled within a few hundred meters of the highway. No one was involved in the avalanche.</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 were several large to very large avalanches in and around Waterton last weekend clearing mature timber and running to ground. Natural activity has tapered on this layer through the week but might wake up again with the rapid loading on Saturday night.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were noted in Yoho today. Several were noted nearby in Banff, associated with increased winds. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches activity observed Friday. Reports of small skier triggered wind slabs, isolated to ridge crest were noted by ski patrol.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated windslab avalanches were observed today in the Icefields area and loose dry avalanches to size 2 were observed in the Tonquin valley. East, South, and North aspects have formed windslabs and large cornices that have failed in the last 48 hrs in the north portion of the forecast zone.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A natural avalanche cycle occurred yesterday, corresponding to loading from strong daytime winds. A size 3.0 and four size 2-2.5 natural avalanches were recorded in the highway corridor east of Rogers Pass. A size 2.5 was reported in <br />Connaught drainage in the Cheops North 1 slide path that ran to the valley bottom, nearly hitting the skin track. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches activity observed Friday. Reports of small skier triggered wind slabs, isolated to ridge crest were noted by ski patrol.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today. Visibility was poor</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Natural avalanche activity tapered slightly yesterday. On Thursday a hand-full of natural avalanches were observed to size 3 in the highway corridor, most were in steep un-ridable North facing terrain. Also size 2.5 was reported in Connaught drainage in the Cheops North 1 slide path that ran to the valley bottom, nearly hitting the skin track. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported today. Visibility was poor</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed today. Natural activity has been tapering off, but potential still exists.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity observed or reported in the last week however an extensive cycle resulted when the persistent slab became overloaded with successive storms totalling 50cm each on January 30th and February 8th. Avalanches to size 3.5 were observed from most aspects and at most elevations with the majority of the action seen around 21-2500m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A couple size 2 slides recorded in the highway corridor yesterday. Also one slide heard but not observed off the north aspect of Cheops in the Connaught Creek drainage.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed today. Natural activity has been tapering off, but potential still exists.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity observed or reported in the last week however an extensive cycle resulted when the persistent slab became overloaded with successive storms totalling 50cm each on January 30th and February 8th. Avalanches to size 3.5 were observed from most aspects and at most elevations with the majority of the action seen around 21-2500m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A dozen avalanches mostly in the size 2 range observed yesterday in the highway corridor. Two natural cornice triggered slides observed in Grizzly bowl this morning off of solar terrain. MIN report of a size 2 slab avalanche occurring in the alpine yesterday morning off a NE aspect of the Asulkan Glacier below Sapphire Col.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed today.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed in the past 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity observed or reported in the last week however an extensive cycle resulted when the persistent slab became overloaded with successive storms totalling 50cm each on January 30th and February 8th. Avalanches to size 3.5 were observed from most aspects and at most elevations with the majority of the action seen around 21-2500m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The most notable avalanche yesterday was a skier controlled size 2(maybe 2.5) wind slab off Mt Sifton. We observed several avalanches yesterday that probably slid on the 18th. 3 cornice failures up to size 2.5, not pulling slabs or entraining mass. Another skier controlled size 1 in the Hermit slide path that presented as a loose dry avalanche.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were reported or observed in the past 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One size 3 avalanche was observed in good light that occurred within the last 48 hours on a north facing alpine feature on Pilot Mountain. It looked to initiate on the persistent layers but stepped to ground in many locations. No other avalanches have been observed or reported in the last 48 hours. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Older windslab to sz 2 observed from a typically cross-loaded alpine features in the Icefields region, SE aspect, 2500m.  </span></p><p class="p_CC664AAA"><span class="s_3FE45715">An extensive cycle was seen recently, as the persistent slab became overloaded with successive storms. Avalanches to sz 3.5 were observed from most aspects and most elevations with the majority of the action seen around 21-2500m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed yesterday. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Skier controlled size 2.5 wind slab on Mt. Sifton and several skier controlled size 1.0 loose dry sluffs in the Hermit slide path two days ago. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Several cornice failures earlier this week up to size 2.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed in the last 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A couple of wind slabs in steep terrain were reported and were suspected to be in the last 24-36 hours, 1 triggering a deeper slab. No other reports of avalanches in the last 24 hours with good visibility. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Minimal evidence of recent activity exists: mainly small windslabs in the S and W facing alpine. Widespread wind effect is evident. An extensive cycle was seen as the persistent slab became overloaded with successive storms. Avalanches to sz 3.5 were observed from most aspects and most elevations with the majority of the action seen around 21-2500m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed in the past two days. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Skier controlled size 2.5 wind slab on Mt. Sifton and several skier controlled size 1.0 loose dry sluffs in the Hermit slide path several days ago. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Several cornice failures earlier this week up to size 2.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed in Little Yoho in the last 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed in the last 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Minimal evidence of recent activity exists: mainly small windslabs in the S and W facing alpine. Widespread wind effect is evident. An extensive cycle was seen as the persistent slab became overloaded with successive storms. Avalanches to sz 3.5 were observed from most aspects and most elevations with the majority of the action seen around 21-2500m</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches observed in the past three days. Several artillery controlled slab avalanches to size 2.0 yesterday during a target verification shoot.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Skier controlled size 2.5 wind slab on Mt. Sifton several days ago. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Several cornice failures earlier this week up to size 2.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed in Little Yoho in the last 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed in the last 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No patrol and nothing new reported Saturday. This past week we saw minimal natural activity yet it is still prudent to treat slopes that did not avalanche in the last cycle as suspect for human triggering.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches observed in the past few days. Several artillery controlled slab avalanches to size 2.0 on Thursday during a target verification shoot. Skier controlled size 2.5 wind slab on Mt. Sifton several days ago. Several cornice failures earlier this week up to size 2.5.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches reported or observed in the last 48 hours.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 responses to avalanche accidents today. The 1st involved a skier boot packing up a steep couloir near Taylor Lake who triggered a size 2 windslab. The skier was not buried but sustained serious injuries. The 2nd skier near Floe Lake was entrained in a large sluff (surface facets) and was dragged through trees and also sustained serious injuries. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Helicopter patrol down highway 93 noted no new avalanches and visibility was good. This past week there was minimal natural activity yet it is still prudent to treat slopes that did not avalanche in the Feb 8 cycle as being suspect. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche observations from the past 48 hours in the highway corridor. Field team was able to release loose dry 0.5 size avalanches off of steep unsupported convexities at treeline yesterday. The slides moved slowly and did not run far.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">2 responses to avalanche accidents today. The 1st involved a skier boot packing up a steep couloir near Taylor Lake who triggered a size 2 windslab. The skier was not buried but sustained serious injuries. The 2nd skier near Floe Lake was entrained in a large sluff (surface facets) and was dragged through trees and also sustained serious injuries. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of thin wind slabs triggered by ski cutting and explosives in lee areas at the local ski resorts. We had a rescue response to a skier triggered wind slab in a steep couloir near Taylor Lake on Sunday. Reports of skier triggered sluffs resulting in loose dry avalanches running to mid path in steep terrain in the Kootenay area. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Helicopter patrol down highway 93 Sunday night noticed only a few recent windslabs in the alpine. There has been limited activity over that last two weeks following the extensive avalanche cycle on February 8-9 yet it is still prudent to treat slopes that did not avalanche during this cycle with a great deal of respect. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">15 avalanches, mostly in the size 2-2.5 range in the highway corridor yesterday, all initiating in the storm snow and most running to half fan on the run outs. No new avalanche reports from the backcountry.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Reports of thin wind slabs triggered by ski cutting and explosives in lee areas at the local ski resorts. No other recent avalanche observations in the Little Yoho region. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs us to size 1.5 from explosives control at Sunshine Village.  Otherwise no new avalanches reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Limited avalanche activity since the extensive avalanche cycle on February 8-9. Slopes that did not avalanche during this cycle should still be carefully assessed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed in the HWY corridor or reported from the backcountry yesterday. 2 days ago there were several avalanches in the HWY corridor, mostly in the size 2-2.5 range out of very steep terrain. All initiating in the storm snow and most running to half fan on the run outs. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Windslabs us to size 1.5 from explosives control at Sunshine Village. Otherwise no new avalanches reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated large Na avalanches were observed on a road patrol Wednesday, one windslab from a cross loaded pocket on a W aspect, and one persistent slab on an E aspect. Otherwise there has been minimal activity since the extensive avalanche cycle on February 8-9. Slopes that did not avalanche during this cycle should still be carefully assessed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several regular performers produced natural avalanches up to size 2.0 yesterday along the highway corridor.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches observed or reported from the backcountry yesterday.</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 avalanches observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small explosive triggered wind slabs were reported at local ski areas Thursday, with the debris entraining surface facets. Surface sluffing was also reported in steep treeline areas in Kootenay. We have not seen any avalanche activity on the persistent layers for about ten days and have removed this as a problem but the structural weakness remains. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Isolated large Na avalanches were observed on a road patrol Wednesday, one windslab from a cross loaded pocket on a W aspect, and one persistent slab on an E aspect. Otherwise there has been minimal activity since the extensive avalanche cycle on February 8-9. Slopes that did not avalanche during this cycle should still be carefully assessed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 1.5-2.0 skier accidental was reported yesterday in a cross loaded feature, below the cliffs lookers right of Video Peak (Bear Teeth). Slab depth was 30-50cm and likely failed on the Feb 20 facet layer. The skier went for a small ride, no injuries but lost a pole. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches observed along the highway corridor yesterday.</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 new avalanche activity reported or observed in the Little Yoho region. We have not seen any avalanche activity on the persistent layers for about ten days and have removed this as a problem but in some places this structural weakness remains. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small explosive triggered wind slabs were reported at local ski areas Thursday, with the debris entraining surface facets. Surface sluffing was also reported in steep treeline areas in Kootenay. We have not seen any avalanche activity on the persistent layers for about ten days and have removed this as a problem but the structural weakness remains. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Friday's road patrol to Sunwapta noted one giant cornice failure, the size of a bus, with no initiation below. No other naturals were noted in this immediate area. On Wednesday, isolated large Na avalanches were observed. One windslab from a cross loaded pocket on a W aspect and one persistent slab on an E aspect.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new natural avalanches observed. </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 new avalanche activity reported or observed in the Little Yoho region. We have not seen any avalanche activity on the persistent layers for about ten days and have removed this as a problem but in some places this structural weakness remains. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small loose snow avalanches/sluffing has been reported in some steep treeline areas with the storm snow failing on the facets below and running a fair distance. A couple small buried wind slab failures have also been reported recently in steep terrain. The persistent weak layers have been inactive for two weeks and have been removed as a problem. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday's strong solar input &amp; rising freezing level triggered a natural avalanche cycle to size 2.5 mostly from steep solar slopes. The avalanches were loose &amp; moist reaching into the middle of the run outs.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Several loose dry avalanches noted on steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small loose snow avalanches/sluffing has been reported in some steep treeline areas with the storm snow failing on the facets below and running a fair distance. A couple small buried wind slab failures have also been reported recently in steep terrain. The persistent weak layers have been inactive for two weeks and have been removed as a problem. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A recreational party reported triggering (skier controlled) a size 1.5 storm slab today on the East aspect of Vermillion Peak at 2600m. 20cm deep by 60m wide by 200m long. Otherwise some sluffing (loose dry) up to size 1 was observed in the Simpson slide paths. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday's snowfall produced a natural avalanche cycle to size 3. Field teams observed a touchy storm stab in leeward features treeline and above. A party in the Loop Brook drainage noted an avalanche from Mt Ross that ran into the creek at the valley bottom covering previous ski tracks. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Small loose snow avalanches/sluffing has been reported in some steep treeline areas with the storm snow failing on the facets below and running a fair distance. The persistent weak layers have been inactive for two weeks and have been removed as a problem. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sluffing and thin storm slabs up to size 1.5 were observed in steep alpine terrain today, including some solar triggered sluffs out of rocky areas. One small skier triggered wind slab was reported on a cross loaded feature in the Lipalian Chutes outside the Lake Louise ski area. One size 2 natural avalanche was observed, possibly cornice triggered.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Saturday's snowfall produced a natural avalanche cycle to size 3. On Saturday field teams observed a touchy storm slab in leeward features treeline and above. A party in the Loop Brook drainage noted an avalanche from Mt Ross that ran into the creek at the valley bottom covering previous ski tracks. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Loose dry avalanches noted on steep terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported in the Little Yoho area on Monday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Sluffing and thin wind slabs up to size 1.5 were observed in steep alpine terrain in the last 2 days, including some solar triggered sluffs out of rocky areas. No other avalanches reported or observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">No new avalanche activity observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Crossover avalanche path had a natural size 3.5 yesterday afternoon! This cornice trigger was an outlier compared to the rest of the avalanche's size and destructive potential, that we observed yesterday. No new avalanches reported from the backcountry, but nearly a dozen relatively small avalanches occurred on extreme terrain in the HWY corridor.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported in the Little Yoho area on Tuesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small (sz.1) thin wind slab activity has been noted in the last 24 hours from extensive wind transport in the region. Some sluffing of little consequence caused by the sun was also noted in rocky terrain reminding us the sun is starting to have that strong effect. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Some solar triggered loose dry avalanches to sz 2 throughout the forecast zone. Yesterday ridgetop windslab avalanches were triggered with small explosives near Marmot peak.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">One small size one avalanche was reported yesterday beneath the Asulkan hut. In the HWY corridor, we observed one relatively small size 2 avalanche out of steep south facing alpine terrain. Two days ago Crossover avalanche path ran to size 3.5. This cornice triggered slide was an anomaly, but a great reminder to stay vigilant in big terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported in the Little Yoho area on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Some small (sz.1) thin wind slab activity has been noted in the last 24 hours from extensive wind transport in the region. Some sluffing of little consequence caused by the sun was also noted in rocky terrain reminding us the sun is starting to have that strong effect. </span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Explosive assisted, solar induced, loose dry avalanches to sz 1.5 in BTL south and south-west  aspects entraining the facets and running fast. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A small cycle occurred yesterday on steep solar aspects when the sun was shinning, expect this to be an increasing trend with sun in the forecast.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Earlier this week a large cornice failure released a size 3.5 avalanche running to valley bottom. This cornice triggered slide was an anomaly, but a good reminder to stay vigilant in large terrain.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanches were observed or reported in the Little Yoho area on Wednesday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Friday, there was a skier involvement in a size 1.5 windslab avalanche (30-40 cm thick, 50 m wide, ran 200m) on a lee slope above Bow Summit. Also noted were some loose wet avalanches to size 1.5 caused by the sun in steep rocky terrain below treeline.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">Explosive assisted, solar induced, loose dry avalanches to sz 1.5 in BTL south and south-west aspects entraining the facets and running fast on Wednesday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">We are in the middle of a natural avalanche cycle. Activity peaked this morning with strong southerly winds transporting the new snow that fell last night. Several size 2.5 to 3.0 natural avalanches were observed in the highway corridor east of Rogers Pass.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">No new avalanches reported in Little Yoho, but suspect there may have been some loose wet avalanches at lower elevations from steep solar rocky terrain with prolonged sun affect.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Although outside the forecast region, a group of ice climbers were hit by a loose wet avalanche that caused moderate injuries on the ice climb 'Kitty Hawk'. Evidence of a loose wet avalanche cycle was isolated to steep solar gullies. Also observed were a few size 2 slabs on steep solar convex rolls.</span></p>
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</style><p class="p_CC664AAA"><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/mountain-information-network/submissions/ec07eb71-1837-4659-9417-143e183b1ab0" target="_self"><span class="s_B5813F7D">Report of Avalanche on Polar Circus</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday we experienced a significant natural avalanche cycle at Roger's Pass due to heavy snowfall and strong winds. Over 50 avalanches were observed, the largest were sz 3.5s and many ran to the full extent of their runouts. Expect another avalanche cycle again today with warm temps forecast and strong solar radiation.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">On Saturday, a natural avalanche cycle was observed within recent storm snow, on steep slopes, all aspects and elevations. Both Loose Dry and Storm Slab avalanches, mainly Small (size 1) but a few Large (Size 2). Many occurred on solar aspects as cold new snow rapidly became Moist in the sun.  More activity expected during warm temps Monday onward.</span></p>
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</style><p class="p_CC664AAA"><span class="s_1681A555">No new avalanches reported in Little Yoho, but suspect there may have been some loose wet avalanches at lower elevations from steep solar rocky terrain with prolonged sun affect. See the Banff bulletin avalanche activity section for an ice climber involvement on Saturday.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Evidence of a loose wet avalanche cycle was isolated to steep solar gullies. Also observed were a few size 2 slabs on steep solar convex rolls.</span></p>
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</style><p class="p_CC664AAA"><span class="s_3FE45715">A loose wet natural avalanche cycle to size 2.0 was observed on a road patrol in the Maligne area on Sunday.  </span><span class="s_AA239A9B">Avalanche control at Marmot Basin on Saturday produced a size 2.0 cornice failure and one size 2.0 windslab avalanche. </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.cbc.ca/news/canada/edmonton/avalanche-nordegg-mount-kittyhawk-1.4571301" target="_blank"><span class="s_9255B882">Report of an avalanche involvement on Kitty Hawk Satruday.</span></a><span class="s_3FE45715"> </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://www.avalanche.ca/mountain-information-network/submissions/ec07eb71-1837-4659-9417-143e183b1ab0" target="_self"><span class="s_B5813F7D">Report of an avalanche on Polar Circus Friday.</span></a><span class="s_AA239A9B"> </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Yesterday we experienced a significant natural avalanche cycle due to warm temps forecast and strong solar radiation. This cycle kicked off in the afternoon with size 3 moist loose avalanches running well below treeline to the end of run outs. In Connaught the path &quot;Frequent Flyer&quot; ran to valley bottom, crossing the skin track. </span><a id='GoToAdded' href="http://www.pc.gc.ca/apps/links/goto_e.asp?destination=http://data.avalanche.ca/Images/frequent%20flyer.jpg" target="_blank"><span class="s_9255B882">Pic Here</span></a><span class="s_AA239A9B" /></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Evidence of a loose wet avalanche cycle was isolated to steep solar gullies. Also observed were a few size 2 slabs on steep solar convex rolls.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread wet loose avalanches up to size 2 running by 10 am today on sun exposed slopes. In particular, steep faces with rocks and cornices were alive with wet snow avalanches today and should be avoided.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps and rising freezing levels are resulting in loose dry avalanches on shaded slopes and loose wet avalanches on solar slopes to treeline. Avalanches treeline and below are not propagating widely, occurring to size 2, slowing in terrain that levels out or has dense vegetation. Alpine slopes have slab potential and should become more active.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Solar aspects are shedding their surface layers of snow throughout the forecast area. Several avalanches to size 3 from steep solar aspects in the highway corridor. These slides started as early as noon yesterday. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Widespread wet loose avalanches up to size 2 running by 10 am today on sun exposed slopes. In particular, steep faces with rocks and cornices were alive with wet snow avalanches today and should be avoided.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wet loose avalanches up to size 2 were running by noon on Tuesday on sun exposed slopes. These were less active on Tuesday than the day before, but will be most active on steep, thin, rocky solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Warm temps and rising freezing levels are resulting in loose dry avalanches at upper elevations and loose wet avalanches on solar slopes below treeline. Avalanches below treeline are to size 2. Alpine slopes have also released as slabs to midpack and have entrained snow up to size 2.5, but have potential to size 3.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Solar aspects are shedding their surface layers of snow throughout the forecast area. Numerous avalanches to size 3 have been observed on solar aspects along the highway corridor and in the backcountry. Avalanches have been running full path and burying commonly used skin tracks like Connaught ck, which has been buried 3 times in the last 2 days.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wet loose avalanches up to size 2 were running by noon on Tuesday on sun exposed slopes. These were less active on Tuesday than the day before, but will be most active on steep, thin, rocky solar aspects. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Isolated loose wet avalanches out of steep, rocky, sun exposed terrain. By noon today the crust on south aspects had not yet broken down.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cooler temps and cloud cover will shut down the current solar-triggered avalanche cycle and new avalanches will require new snow or very large triggers. This past week, avalanches initiating near and below treeline were primarily loose/wet to sz 2.5, but some alpine slopes had also released as slabs to midpack. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Solar aspects producing loose moist avalanches up to size 3, a few of which have gouged to ground. </span></p><p class="p_CC664AAA"><span class="s_AA239A9B">The Connaught creek skin track has been buried several times this week from avalanches originating from steep solar aspects in the alpine running to valley bottom.</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">Isolated loose wet avalanches out of steep, rocky, sun exposed terrain. By noon today the crust on south aspects had not yet broken down.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Poor visibility today - no avalanches noted. The local ski hills reported storm slabs running light but fast at all elevations and exposures..</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No new avalanche activity has been observed or reported.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose wet avalanches yesterday on steep solar aspects to sz 2.5 due to the warm temps, periods of sun and a high freezing level.</span></p><p class="p_CC664AAA"><span class="s_AA239A9B">Cloudy skies, the drop in temperature and lowering freezing level will reduce avalanche activity 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">Poor visibility today - no avalanches noted. The local ski hills reported storm slabs running light but fast at all elevations and exposures..</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">The local ski hills reported numerous storm slabs running fast and far on all aspects and at all elevations on Thursday, as well as lots of sluffing in steep terrain. Several new storm slabs were noted in Yoho, Banff and Kootenay on Friday up to size 2 and are a good indication that the problem is still present. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Numerous loose wet point release avalanches were observed in the Columbia Icefield area, primarily on steep solar aspects at treeline and below. These slides were generally in the size 1 - 1.5 range, with deeper accumulations noted in gully features. No slab avalanches were observed. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cloudy skies and cooler temperatures yesterday limited natural avalanche activity. Numerous loose wet avalanches occurred with the sun on Wednesday on steep solar aspects to sz 2.5 due to the warm temps, periods of sun and a high freezing level. If the sun comes out today expect surface layer to become active.</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">Small loose wet avalanches off steep terrain as the sun comes out and temperatures rise throughout the day. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B"> Storm slab avalanches up to size 2 were noted today in Yoho, Loose moist, size 1 avalanches were also noted.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Forecasters had a big whumpf in the surprise pass area today. It was on a northerly aspect at 2400m adjacent to the usual ski run and was found to be a 30cm soft slab over facets. Other storm slabs to size 2 have been seen over the last 24 hours including 1 below the ice climb &quot;the tease&quot; and on Cathedral Mountain. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Wet point release avalanches will continue to be a problem whenever the rain line, freezing levels and solar spikes hit spring normals.  </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Cloudy skies and cooler temperatures yesterday limited natural avalanche activity. However one low elevation glide crack released on the west end of the park, resulting in a size 2 wet slab. Previously we've seen numerous loose wet avalanches  on solar aspects. As slopes get the full effect of the sun expect natural avalanche activity to pick up.</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 recent avalanche activity observed in the forecast region. Uncertain snowfall amounts followed by light to moderate west winds may create isolated wind slabs. Once the sun returns, loose wet avalanches are expected on steep solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Isolated storm slabs to size 2 have been seen over the last 24 hours including 1 on Cathedral Mountain on a Northerly aspect. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A road patrol on Sunday confirmed that solar aspects treeline and BTL have been producing loose wet avalanches to size 1 for the past 2-3 days. An isolated large avalanche (size 2.5) was observed to have failed on a steep rock slab, on a NE aspect in the alpine (2500m) in the past 2-3 days, the dimensions of this slab were 300m wide by 100cm deep.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Limited natural avalanche activity over the last couple days with one glide crack release size 2 on Friday. Previously we've seen numerous loose wet avalanches on steeper solar aspects. If the sun does appear move off steeper solar aspects.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">No avalanches observed or reported. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A size 1 avalanche was observed in Unity Bowl near the Lake Louise Ski area today. It was located on a NE aspect at 2500m. Also, yesterday there was a skier accidental size 2.5 on Observation Sub Peak. A group of 3 were descending a steep rocky South aspect when 1 skier triggered the slide and went for a long ride. The party self evacuated. </span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">A road patrol Sunday noted solar aspects treeline and below have been producing loose wet avalanches to size 1 for several days. An isolated large avalanche (size 2.5) which occurred on a steep rock slab, on a NE aspect in the alpine (2500m) had slid in the last few days. The dimensions of this slab were 300m wide by 100cm deep.</span></p>
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</style><p class="p_CC664AAA"><span class="s_AA239A9B">Limited natural avalanche activity over the last couple days with overcast skies and low freezing levels. Expect the new 5-10 cm of snow from overnight to be sluffing from steep terrain today. Of note over the last few days are two size 2 low elevation glide crack releases. Previously we've seen loose wet avalanches on steeper solar aspects.</span></p>