{"blocks":[{"key":"64dc1","text":"10-20 cm of new snow has likely been redistributed into leeward terrain features at upper elevations. A few concerning layers can be found in the upper snowpack. We have uncertainty about if/when these layers will become active (or if they have been during the most recent storm) so we will continue to track them. Most notably:","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"2ice5","text":"A shallowly buried thin, breakable crust as high as 1800 m in the Selkirks and into the alpine in the Monashees.","type":"unordered-list-item","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"7monk","text":"A reactive layer of surface hoar buried 30-70 cm deep in sheltered areas treeline and below. In neighboring Glacier National Park, large, low elevation avalanches running during the day Monday were attributed to this layer.","type":"unordered-list-item","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"5v0im","text":"A layer of facets or surface hoar from the cold snap in early January may be found down 70-100 cm but has not been reactive recently.","type":"unordered-list-item","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"8t6k","text":"The early December crust/facet interface is now typically down 80-140 cm, but as deep as 200 cm in wind loaded terrain. It consists of faceted grains above a decomposing crust formed by the Atmospheric River rain event at the end of November. There has been avalanche activity on this layer as recently as recently as Friday in the region. Heavy triggers like natural cornice falls and storm slab avalanches may still have potential to step down to this layer resulting in very large avalanches. ","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"85om7","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"3k4s2","text":"This video from our field team provides some additional insight into the snowpack in the south of the region. ","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":0,"length":10,"key":0}],"data":{}}],"entityMap":{"0":{"type":"LINK","mutability":"MUTABLE","data":{"url":"https://www.youtube.com/watch?v=CDxrLgJS6kA"}}}}