Avalanche Forecast
Regions: Brazeau, Churchill, Cirrus-Wilson, Fryatt, Icefields, Jasper, Maligne, Marmot, Miette Lake, Pyramid.
Changing Conditions, happening now!
Moderate to strong W-SW winds overnight Tuesday are expected to build sensitive windslabs in the alpine and open treeline.
Share your adventure with your Forecasters and submit a MIN report; every flake of snowpack info helps!
Confidence
Moderate
Weather Summary
Overnight Tuesday: Mainly cloudy with isolated flurries. Temperature: Low -9 °C. Moderate to strong, W to SW ridgetop winds promoting intense transport.
Wednesday: Cloudy with sunny periods and isolated flurries in the AM. Light to moderate westerly winds.
Thursday: Cloudy with sunny periods. Alpine temperature: Low -11 °C, High -7 °C. Light westerly winds.
Terrain and Travel Advice
- Approach lee and cross-loaded slopes with caution.
- Be careful with wind-loaded pockets, especially near ridge crests and rollovers.
Avalanche Problems
Wind Slabs
A building hazard is expected overnight on Tuesday, with moderate to strong W-SW winds in the alpine and treeline creating windslabs that are sensitive to human triggering.
Aspects: North, North East, East, South East, South, North West.
Elevations: Alpine, Treeline.
Likelihood: Likely
Expected Size: 1 - 2.5
Deep Persistent Slabs
A variety of crusts with facets above and below exist at the bottom of the snowpack. These layers are going to be with us for a long time and pose a low probability, high consequence situation if triggered.
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Possible
Expected Size: 1 - 2.5