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Archived

Avalanche Forecast

Apr 30th, 2012–May 1st, 2012
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
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
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

Regions: Glacier.

The Winter Permit system is no longer in effect. All Winter Restricted and Winter Prohibited Areas are now open. The Fidelity Prohibited Access Area remains closed, While artillery control is completed, avalanche control may continue as required.

Avalanche Problems

Loose Wet

Moderate intensity rainfall and above freezing temperatures will continue to de-stabilize the upper snowpack

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Likely

Expected Size: 1 - 3

Wet Slabs

Recent avalanches, both naturals and explosive controlled, have included wet slabs. Loose wet avalanches, or cornice failures could trigger these slabs. Large glide releases are frequently occurring.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood: Possible - Likely

Expected Size: 2 - 4