Avalanche Forecast
Regions: Bonnington, Crawford, Grohman, Kokanee, Kootenay Boundary, Kootenay Pass, Moyie, Norns, Rossland, St. Mary, Ymir.
Warm sunny weather will cause wet avalanches, especially on sun-exposed slopes.
Confidence
Moderate
Avalanche Summary
No recent avalanches have been reported in the region, but we expect wet loose avalanches to occur over the next few days as skies clear and the freezing level rises to mountain tops.
Snowpack Summary
Expect surfaces to melt and weaken as the freezing level climbs to 2700 m on Saturday. This will occur rapidly on sun-exposed slopes.
The upper snowpack consists of various melt-freeze layers and the lower snowpack is strong and bonded.
Weather Summary
Friday Night
Clear skies. 15 km/h west ridgetop wind. Treeline temperature +1 °C. Freezing level 2200 m.
Saturday
Sunny. 15 km/h west ridgetop wind. Treeline temperature +5 °C. Freezing level 2700 m.
Sunday
Sunny. 10 km/h west ridgetop wind. Treeline temperature +8 °C. Freezing level 3000 m.
Monday
Mix of sun and cloud. 40 km/h northwest ridgetop wind. Treeline temperature +2 °C. Freezing level 2300 m.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Minimize exposure to sun-exposed slopes when the solar radiation is strong.
- Minimize your exposure time below cornices.
- Back off slopes as the surface becomes moist or wet with rising temperatures.
Avalanche Problems
Loose Wet
Wet avalanches will occur on steep slopes exposed to heat and/or sun.
Aspects: All aspects.
Elevations: All elevations.
Likelihood: Very Likely
Expected Size: 1 - 2