Avalanche Forecast
Issued: Dec 22nd, 2022 4:00PM
The alpine rating is Storm Slabs.
, the treeline rating is , and the below treeline rating is Known problems includeAvalanche danger will increase as snow accumulates and freezing levels rise beginning Friday and into the weekend.
Summary
Confidence
Moderate
Avalanche Summary
No notable recent avalanches have been reported.
Please continue to post your observations and photos to the Mountain Information Network.
Snowpack Summary
10 to 20 cm of snow may have accumulated by Friday afternoon, accompanied by strong winds. The new snow generally overlies a facetted, weak, unconsolidated layer formed during the recent cold weather.
The mid and lower snowpack is generally well settled and bonding well.
At treeline the snowpack depth is roughly 200 cm.
Weather Summary
Thursday night
Cloudy with light snow, about 5cm. Temperatures -10 to -20 C and mostly light south winds.
Friday
Cloudy with snow, about 10 cm. Temperatures of -5 to -15 C and moderate to strong southwest winds.
Saturday
Cloudy with snow and rain at lower elevations, 10 to 20 cm. Temperatures 0 to -5 C and strong southwest winds in the alpine. Freezing levels as high as 1500 m.
Sunday
Cloudy with light snow, about 5cm. Temperatures around 0 c and moderate southwest winds in the alpine. Freezing levels as high as 1500 m.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Wind slabs are most reactive during their formation.
- Watch for fresh storm slabs building throughout the day.
Problems
Storm Slabs
New snow will accumulate throughout the day, accompanied with wind. New snow will take some time to bond the the facetted, weak layer produced during the recent cold snap.
Aspects: All aspects.
Elevations: All elevations.
Likelihood
Expected Size
Valid until: Dec 23rd, 2022 4:00PM