{"blocks":[{"key":"cb7o1","text":"3-day snow totals of 60-110 cm are expected to accumulate on the surface by Thursday morning. The new snow has buried a mix of large surface hoar from below treeline into the alpine, in places either combined with rime crust or replaced by sun crust on steep sun-exposed aspects.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"5ffrl","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"f9e7a","text":"The new snow adds to 10-30 cm of older storm snow from last week. The (December 27) interface below it may present as a sun crust on steep sun-exposed aspects,  as surface hoar in more sheltered lower elevations, or as a more widespread melt-freeze crust below about 1700 metres. In some places it may behave as a primary storm slab interface below our new snow accumulations.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"ds1ts","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"9jng3","text":"130 to 200 cm of snow is now resting on a widespread layer of large, feathery, surface hoar from mid-December. Activity on this interface has tapered off, but there is concern for the possibility of storm slab releases to step down to this layer.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":79,"length":12,"key":0},{"offset":222,"length":9,"key":1}],"data":{}},{"key":"asirr","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"2j0vu","text":"Another weak layer formed in late November is now over 170 cm deep. Concern for this layer is limited to rocky or variable snowpack depth areas in the alpine where it most likely exists as a combination of facets and crust.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}}],"entityMap":{"0":{"type":"LINK","mutability":"MUTABLE","data":{"href":"https://www.avalanche.ca/glossary#surface-hoar","target":"_self","url":"https://www.avalanche.ca/glossary#surface-hoar"}},"1":{"type":"LINK","mutability":"MUTABLE","data":{"url":"https://www.avalanche.ca/glossary#step-down-avalanche"}}}}