Archived

Avalanche Forecast

Jan 20th, 2012–Jan 21st, 2012

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

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

Regions: Jasper.

Slow warming trend should allow the snowpack to adjust, but cornice failure could still occur in the high alpine. Flurries are not expected to bring much snow to the forecast area.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Intensity of incoming weather systems is uncertain

Avalanche Problems

Wind Slabs

additional windslabs will develop on lee aspects from moderate SW winds

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

Elevations: Alpine, Treeline.

Likelihood: Unlikely - Possible

Expected Size: 1 - 3

Deep Persistent Slabs

This layer could be triggered by large cornice collapses as they respond to the gradual warming trend through the weekend

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Unlikely - Possible

Expected Size: 2 - 4