{"blocks":[{"key":"7e8e3","text":"A variable 15-40 cm of new snow is expected to fall at the highest elevations of the region by end of day on Friday. The new snow will cover wind affected recent snow at alpine and upper treeline while rain saturates the surface below about 1900 metres.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"9lieb","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"flo29","text":"A weak layer of surface hoar can currently be found about 70 cm deep around Golden and Kimberley, 30 cm deep around Invermere, and 100 cm deep along Kootenay Lake.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":16,"length":12,"key":0}],"data":{}},{"key":"7htpi","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"bgv42","text":"As usual for the Purcells, the base of the snowpack contains basal facets and it remains possible to trigger these deep weak layers in shallow rocky start zones or from a heavy trigger such as a cornice fall or explosives.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":61,"length":12,"key":1},{"offset":135,"length":25,"key":2}],"data":{}},{"key":"ermi2","text":"","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"8eju","text":"New snow, rain, and warming will collectively add considerable strain to these weak layers. Their potential to fail naturally and produce large, destructive avalanches will be significantly increased during the storm.","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":{"href":"https://www.avalanche.ca/glossary#basal-facets","target":"_self","url":"https://www.avalanche.ca/glossary#basal-facets"}},"2":{"type":"LINK","mutability":"MUTABLE","data":{"href":"https://www.avalanche.ca/glossary/#a-shallow-rocky-start-zone-is-an-area-of-the-snowpack","target":"_self","url":"https://www.avalanche.ca/glossary/#a-shallow-rocky-start-zone-is-an-area-of-the-snowpack"}}}}