Avalanche Forecast
Regions: Birkenhead, Brandywine, Duffey, Harrison-Fraser, Homathko, Sea To Sky, South Chilcotin, South Coast Inland, Spearhead, Stein, Taseko.
Storm and wind slabs at upper elevations are the main concern.
Confidence
Moderate
Avalanche Summary
There were of a few explosives triggered size 2 storm slab avalanches on a northerly aspects in the alpine on Saturday and Sunday. There were also several skier and explosives controlled size 1-1.5 storm and wind slab avalanches reported on Saturday as well.
Snowpack Summary
Snow and strong wind from earlier this week have formed widespread storm and wind slabs in lee terrain features.
Various melt-freeze crusts can be found in the lower half of the snowpack, which are not concerning avalanche layers.
The snowpack is around 120 to 150 cm at treeline and decreases at low elevations.
Weather Summary
Sunday Night
Mostly cloudy with 0 to 2 cm of snow. 10 to 20 km/h southeast ridgetop wind. Treeline temperature -6 °C.
Monday
Mix of sun and cloud. 5-15 km/h southeast ridgetop wind. Treeline temperature -4 °C. Freezing level 600-900 m.
Tuesday
Mix of sun and cloud. 15 to 25 km/h northwest ridgetop wind. Treeline temperature -5 °C. Freezing level 500-800 m.
Wednesday
Mix of sun and cloud. 20-30 km/h northwest ridgetop wind. Treeline temperature -6 °C. Freezing level 500 m.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Give the new snow several days to settle and stabilize before pushing into bigger terrain.
- Watch for newly formed and reactive wind slabs as you transition into wind-affected terrain.
Avalanche Problems
Storm Slabs
Recent stormy weather has led to storm and wind slab formation. Fresh wind slabs are most likely to be found on west and northwest facing terrain. Storm snow may be concealing older wind slabs that formed last week on a variety of aspects.
Aspects: All aspects.
Elevations: Alpine, Treeline.
Likelihood: Possible
Expected Size: 1 - 2