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Archived

Avalanche Forecast

Mar 19th, 2025–Mar 20th, 2025
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low

Caution as you transition into wind effected terrain.

Confidence

Moderate

Avalanche Summary

Two small (size 1) wind slabs were reported since Monday.

Snowpack Summary

35 to 50 cm of snow overlies a supportive crust.

Two weak layers of surface hoar and/or faceted grains associated with a crust from late January and mid-February may be found 80 to 100 cm deep.

The mid and lower snowpack is well settled and strong.

Weather Summary

Wednesday night

Cloudy with 5 to 10 cm of snow. 30 to 50 km/h south ridgetop wind. Treeline temperature -5 °C.

Thursday

Mostly cloudy. 20 to 40 km/h southwest ridgetop winds. Treeline temperature -5 °C.

Friday

Mostly cloudy with 5 to 10 cm of snow. 40 to 60 km/h south ridgetop wind. Treeline temperature -5 °C.

Saturday

Mix of sun and cloud. 20 t0 40 km/h west ridgetop wind. Treeline temperature -6 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Watch for newly formed and reactive wind slabs as you transition into wind-affected terrain.

Avalanche Problems

Wind Slabs

New snow and moderate winds have formed wind slabs in lee features.

Aspects: North, North East, East, North West.

Elevations: Alpine, Treeline.

Likelihood: Likely

Expected Size: 1 - 1.5