Wind Slabs
N
NE
E
SE
S
SW
W
NW
- Alpine
- Treeline
- Below treeline
- Likelihood
- Unlikely - Possible
- Size
- 1–1.5
Lingering concern remains for isolated pockets of wind slab which may have formed in exposed terrain during recent westerly winds.
Avalanche forecast
View on mapLizard-Flathead
Dec 5 – 6, 2024Avalanche Canada
Archived · expired 2 years ago
Avalanche danger
Sat
Sun
Alpine
1 · Low
Treeline
1 · Low
Below
1 · Low
Highlights
While the snowpack is generally expected to be stable, continually monitor and assess conditions as you travel, especially around steep, sun-exposed slopes.
Avalanche problems
Confidence
Moderate
Avalanche Summary
On Wednesday, explosives triggered small (size 1) wind slabs in the region.
Snowpack Summary
New surface hoar is being reported on the snow surface in sheltered terrain while wind-affected snow surfaces are being reported in exposed terrain at higher elevations.
The middle of the snowpack is generally expected to be well-settled and stable. A melt-freeze crust exists near the ground but is unreactive.
Total snow depths vary from 100 to 150 cm at treeline.
Weather Summary
Wednesday Night
Mainly clear. 15 to 30 km/h west ridgetop wind. Treeline temperature near 0 °C with a temperature inversion.
Thursday
Mainly sunny. 15 to 30 km/h southwest ridgetop wind. Treeline temperature near 0 °C with a temperature inversion.
Friday
A mix of sun and cloud. 20 to 40 km/h southwest ridgetop wind. Treeline temperature near 0 °C with the temperature inversion beginning to break down through the day.
Saturday
Cloudy with snowfall up to 15 cm. 30 to 60 km/h southwest ridgetop wind. Treeline temperature -3 °C.
More details can be found in the Mountain Weather Forecast.
Terrain and Travel Advice
- Periods of low danger may be a good time to increase your exposure.
- Make observations and continually assess conditions as you travel.
- Use caution above cliffs and terrain traps where even small avalanches may have severe consequences.