Avalanche Forecast

Issued: Dec 4th, 2024 4:00PM

The alpine rating is low, the treeline rating is low, and the below treeline rating is low. Known problems include Wind Slabs.

Parks Canada, Avalanche Canada

Waterton Lakes, Waterton.

Another big wind event is forecast for this weekend, watch for building hazard late Friday and through Saturday.

Summary

Confidence

Moderate

Avalanche Summary

A few wind slab avalanches up to size 1.5 have been observed from the Akamina Parkway. These likely occurred early in the week. On Monday, explosive control at a nearby ski resort produced one wind slab up to size 1.5

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

Thurs

Sunny with an alpine high near 0Â°C. Moderate to strong westerly winds.

Fri

Cloud increasing but no precip expected. Winds increasing 55 - 85 km/hr at ridgetop. Alpine high near 0Â°C.

Sat

Windy! Likely over 100 km/hr in the alpine. Light flurries in the afternoon, alpine temps decreasing over the day to around -3Â°C in the afternoon.

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

Terrain and Travel Advice

Be alert to conditions that change with elevation, aspect, and exposure to wind.

Problems

Wind Slabs

This problem is likely hard to find but may still exist on wind loaded, polar slopes.

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

Elevations: Alpine, Treeline.

Likelihood

Unlikely

Expected Size

1 - 2

Valid until: Dec 7th, 2024 4:00PM