Avalanche Forecast

Archived

Dec 5th, 2024–Dec 6th, 2024

Alpine

Natural avalanches unlikely.

Treeline

Natural avalanches unlikely.

Below Treeline

Natural avalanches unlikely.

Alpine

Natural avalanches unlikely, human triggered possible.

Treeline

Natural avalanches unlikely, human triggered possible.

Below Treeline

Natural avalanches unlikely.

Alpine

Natural avalanches unlikely, human triggered possible.

Treeline

Natural avalanches unlikely, human triggered possible.

Below Treeline

Natural avalanches unlikely.

Regions

Lizard-Flathead, Flathead, Lizard, Moyie, St. Mary.

While the snowpack is generally expected to be stable, continually monitor and assess conditions as you travel, looking for signs of wind loading.

Confidence

Moderate

Avalanche Summary

On Wednesday, explosives triggered small (size 1) wind slabs near Fernie.

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

Thursday Night

Clear. 15 to 30 km/h southwest ridgetop wind. Treeline temperature -7 °C.

Friday

Clear. 40 to 60 km/h southwest ridgetop wind. Treeline temperature -4 °C, possible temperature inversion.

Saturday

Cloudy with 10 to 20 cm of snow. 30 to 60 km/h southwest ridgetop wind. Treeline temperature -3 °C.

Sunday

Cloudy with up to 10 cm of snow. 20 km/h north ridgetop wind. Treeline temperature -5 °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.