{"blocks":[{"key":"mifr","text":"Incoming snow and strong winds will build a reactive storm slab problem, particularly in wind-exposed areas.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[],"data":{}},{"key":"6m1lb","text":"Below the new snow, last week's 25-40 cm of snow accumulation rests on mix of previously scoured surfaces from the arctic outflow winds or a weak layer of facets. The incoming snowfall and wind will add a new load this persistent weak layer, potentially bringing it to its tipping point.","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":155,"length":6,"key":0},{"offset":219,"length":21,"key":1}],"data":{}},{"key":"2o1ro","text":"A layer of surface hoar now buried up to 1 m below the surface may also be found at treeline. A deep crust/facet layer lurks at the base of the snowpack. A couple of large avalanches are suspected to have run on this interface earlier in January. These have typically run in alpine terrain, on lee and cross-loaded slopes. While it is promising that last week's snowfall did not trigger avalanches on this deep persistent weak layer, there is lingering uncertainty as to whether this week's weather could meet the threshold. ","type":"unstyled","depth":0,"inlineStyleRanges":[],"entityRanges":[{"offset":11,"length":12,"key":2},{"offset":101,"length":11,"key":3},{"offset":294,"length":3,"key":4},{"offset":302,"length":12,"key":5}],"data":{}}],"entityMap":{"0":{"type":"LINK","mutability":"MUTABLE","data":{"href":"https://www.avalanche.ca/glossary#faceted-snow","target":"_self","url":"https://www.avalanche.ca/glossary#faceted-snow"}},"1":{"type":"LINK","mutability":"MUTABLE","data":{"url":"https://www.avalanche.ca/glossary#persistent-slab"}},"2":{"type":"LINK","mutability":"MUTABLE","data":{"url":"https://www.avalanche.ca/glossary#surface-hoar"}},"3":{"type":"LINK","mutability":"MUTABLE","data":{"href":"https://www.avalanche.ca/glossary?q=facets#facetcrust-layer","target":"_self","url":"https://www.avalanche.ca/glossary?q=facets#facetcrust-layer"}},"4":{"type":"LINK","mutability":"MUTABLE","data":{"href":"https://www.avalanche.ca/glossary#leeward","target":"_self","url":"https://www.avalanche.ca/glossary#leeward"}},"5":{"type":"LINK","mutability":"MUTABLE","data":{"href":"https://www.avalanche.ca/glossary#cross-loading","target":"_self","url":"https://www.avalanche.ca/glossary#cross-loading"}}}}