Avalog
Register
Get forecast notifications
Create an account to receive email notifications when forecasts are published.
Register
Login
Archived

Avalanche Forecast

Dec 6th, 2024–Dec 9th, 2024
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
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
2: Moderate
The avalanche danger rating at treeline will be moderate
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
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
1: Low
The avalanche danger rating below treeline will be low

Regions: Waterton, Waterton Lakes.

Strong winds and new snow overnight on Saturday are likely to build reactive wind slabs in lee features.

Confidence

Moderate

Avalanche Summary

No new avalanches observed.

Snowpack Summary

A new melt freeze crust has formed on solar slopes at all elevations with warm temps this week. This overlies old windslab and settling early season snow. Snow depth at treeline 80-120 cm. There is a basal crust 10-20cm off the ground.

Weather Summary

Sat

Cloudy with snow beginning in the afternoon, 10 - 20 cm by Sunday morning. Ridgetop winds 70 - 90 km/hr from the SW. Alpine high around 0°C.

Sun

Flurries clearing in the morning, ridgetop winds 60 - 80 km/hr. Temperatures dropping to -10°C overnight.

Mon

Flurries, alpine high of -7°C. Wind decreasing slightly to 50 - 60 km/hr.

Check out the Mountain Weather Forecast for the most up to date information.

Terrain and Travel Advice

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

Avalanche Problems

Wind Slabs

New windslabs may bond poorly to the underlying melt freeze crust and be reactive to skier triggering.

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

Elevations: All elevations.

Likelihood: Possible - Likely

Expected Size: 1 - 2