Avalanche Forecast
Issued: Dec 8th, 2022 4:00PM
The alpine rating is , the treeline rating is , and the below treeline rating is Known problems include Wind Slabs.
ahanna,
Avalanche Canada
Avalanche conditions may become increasingly reactive Friday afternoon as the wind ramps up and loads fresh snow into leeward terrain features.
Summary
Confidence
Moderate
Avalanche Summary
No recent avalanches have been reported, but field observations are limited this time of year.
If you head into the backcountry please submit a MIN report! They are extremely helpful to us in the early season when snowpack information is limited.
Snowpack Summary
As winds pick up Friday afternoon, 20-30 cm of fresh snow will likely be loaded into lee terrain features. This recent snow may sit over a surface crust on south aspects and low elevations.
80 to 100 cm of snow can be found in the alpine, with wind-loaded areas up to 150 cm. Many lower elevation areas remain below threshold for avalanches.
Weather Summary
Thursday night
Isolated flurries bringing up to 5 cm new snow. Moderate southwesterly ridgetop winds. Alpine temperature high of -5. Freezing level around 700m.
Friday
5-10 cm new snow. Moderate southerly ridgetop wind increasing to 60 km/h in the afternoon. Alpine temperature high of -5. Freezing level around 500m.
Saturday
15-25 cm new snow. Ridgetop winds 60-80 km/h from the south peaking in the morning. Alpine temperature high of 0. Freezing level rising to 1100 m.
Sunday
Clearing. Calm. Alpine temperature high of -1. Freezing level around 900 m.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Storm snow and wind is forming touchy slabs. Use caution in lee areas in the alpine and treeline.
- Avoid freshly wind loaded terrain features.
- Wind slabs may be poorly bonded to the underlying crust.
- Seek out sheltered terrain where new snow hasn't been wind-affected.
Problems
Wind Slabs
New snow and wind are forming fresh slabs. These wind slabs may be especially reactive where they sit over a crust.
Aspects: North, North East, East, West, North West.
Elevations: Alpine, Treeline.
Likelihood
Expected Size
Valid until: Dec 9th, 2022 4:00PM
