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Archived

Avalanche Forecast

Apr 27th, 2012–Apr 28th, 2012
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
2: Moderate
The avalanche danger rating below treeline will be moderate
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
3: Considerable
The avalanche danger rating at treeline will be considerable
Below Treeline
3: Considerable
The avalanche danger rating below treeline will be considerable
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
3: Considerable
The avalanche danger rating at treeline will be considerable
Below Treeline
3: Considerable
The avalanche danger rating below treeline will be considerable

Regions: Glacier.

After a week above freezing, temperatures are forecast to drop below freezing overnight. Avalanche danger will be linked to temperatures and solar radiation. Danger will be lowest early in the day when temps are cool and solar radiation low.

Avalanche Problems

Loose Wet

After a week above freezing, temperatures dropped overnight producing a thin surface freeze. This crust will break down rapidly with daytime warming.

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

Elevations: All elevations.

Likelihood: Possible

Expected Size: 2 - 3

Wet Slabs

Avalanche control yesterday triggered some wet slabs with crowns 40cm or more deep. Loose wet avalanches, or cornice failures could trigger these slabs.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood: Possible

Expected Size: 2 - 4