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Avalanche Forecast

Nov 20th, 2023–Nov 21st, 2023
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
Early Season
The avalanche danger rating below treeline will be early season
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
Early Season
The avalanche danger rating below treeline will be early season
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
Early Season
The avalanche danger rating below treeline will be early season

Regions: Brazeau, Cirrus-Wilson, Icefields.

Tuesday's forecasted extreme winds have the potential to increase avalanche reactivity.

Early Season Conditions persist, so travel with caution.

Confidence

Low

Avalanche Summary

No field patrol occurred on Sunday or Monday. Whumphing was reported in the Hilda ridge area on Saturday. Winds will be extreme on Tuesday which could increase avalanche activity.

Snowpack Summary

The snowpack is very shallow with only 25-40cm at treeline. The alpine is heavily wind effected with scoured windward slopes and ridges. Snowpack can be a meter deep in leeward features.

Weather Summary

The Mountain Weather Forecast is available from Avalanche Canada https://avalanche.ca/weather/forecast

Winds on Tuesday may be in the 100km/hr range and zero degrees Celsius at 2700m.

Terrain and Travel Advice

  • Watch for areas of hard wind slab on alpine features.

Avalanche Problems

Wind Slabs

Wind loading create wind slab hazards. Expect strong winds on Tuesday. The team has limited snowpack observations yet tests show the base is weak.

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

Elevations: Alpine.

Likelihood: Possible - Likely

Expected Size: 1 - 2