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Archived

Avalanche Forecast

Feb 15th, 2014–Feb 16th, 2014
Alpine
4: High
The avalanche danger rating in the alpine will be high
Treeline
4: High
The avalanche danger rating at treeline will be high
Below Treeline
4: High
The avalanche danger rating below treeline will be high
Alpine
4: High
The avalanche danger rating in the alpine will be high
Treeline
4: High
The avalanche danger rating at treeline will be high
Below Treeline
4: High
The avalanche danger rating below treeline will be high
Alpine
4: High
The avalanche danger rating in the alpine will be high
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.

A good day to visit your local ski area and stay in bounds

Weather Forecast

A ridge of high pressure over the area will provide a break in the precipitation today and some clearing can be expected. Later today the first in a series of vigorous low pressure systems will move in bringing light to moderate precipitation and moderate to strong SW winds tonight and tomorrow. Freezing levels rising to 1200m today

Snowpack Summary

Over 100 cm of new snow has fallen in the park during the last week. This snow overlies a weak old snow surface that was buried on Feb 10th.

Avalanche Summary

Many natural and artillery triggered avalanches have been observed recently. Some of these occurances have been very large, running to the end of their run out zones. These avalanches are failing in the storm snow or on the Feb 10th weak layer

Confidence

Due to the number and quality of field observations

Avalanche Problems

Storm Slabs

Avoid all avalanche terrain.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Likely - Very Likely

Expected Size: 2 - 4

Wind Slabs

Avoid all avalanche terrain.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood: Likely

Expected Size: 2 - 4

Loose Dry

Avoid all avalanche terrain.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood: Likely

Expected Size: 1 - 3