Avalanche Forecast
Issued: Dec 26th, 2016 8:14AM
The alpine rating is Storm Slabs.
, the treeline rating is , and the below treeline rating is Known problems includeIsolated storm slabs should keep you on your toes, be vigilant, exercising caution as you investigate each slope independently.
Summary
Weather Forecast
Snow will develop later today with light accumulations approaching 5 possibly 10 cm by late this evening. Temps remaining cool with Alpine high of -13 and light-mod SW winds. Another 5-10cm is forecasted for Tuesday with precip tapering off Wednesday with incremental loading.
Snowpack Summary
Last week's storm brought significant amounts of precipitation @ TL. This overlies a weak facetted layer and surface hoar in isolated locations, which we're calling the Dec 18th interface. This will be the layer to monitor as the next pulse of precipitation arrives tonight and tomorrow. The November 13th Cr has been unreactive to stability tests.
Avalanche Summary
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.
Confidence
Forecast snowfall amounts are uncertain on Tuesday
Problems
Storm Slabs
The recent storm snow has been slow to form a slab in part due to continued cool temperatures. Slab properties are starting to form and this is a concern given the Dec 18th facet/surface hoar weak layer down 50-60cm.
Avoid unsupported slopes.Carefully evaluate terrain features by digging and testing on adjacent, safe slopes.
Aspects: All aspects.
Elevations: All elevations.
Likelihood
Expected Size
Valid until: Dec 27th, 2016 8:00AM