Avalanche Forecast

Issued: Apr 15th, 2013 3:00PM

The alpine rating is moderate, the treeline rating is moderate, and the below treeline rating is low. Known problems include Storm Slabs and Loose Dry.

Alberta Parks jeremy.mackenzie, Alberta Parks

Watch for continued reverse wind loading with persistent NE winds.NOTE: Bulletins will now be issued sporadically until the end of April.

Summary

Confidence

Fair - Due to limited field observations

Weather Forecast

Light flurries will continue Monday night, with scattered light flurries on Tuesday. Winds are expected to be moderate to strong from the East and temperatures will remain cool.

Avalanche Summary

Nothing new was observed or reported, but observations were very limited today.

Snowpack Summary

Recent storm snow continues to settle. Soft slabs are present in lee and cross-loaded features at alpine and treeline, and isolated thin slabs are also found on S aspects. Previously formed crusts persist.

Problems

Storm Slabs

An icon showing Storm Slabs
Storm slabs up to 60cm thick are present at and above treeline in lee and cross-loaded features. Thin slabs are also found on South aspects due to recent Northerly winds. Carefully evaluate the bond between these slabs and the crusts beneath.
Avoid travelling in areas that have been reverse loaded by winds.>Be cautious as you transition into wind affected terrain.>

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

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 4

Loose Dry

An icon showing Loose Dry
Sluffing is occurring in steep terrain on all aspects. Be aware of overhead terrain.
Be cautious of sluffing in steep terrain.>Avoid areas with overhead hazard.>

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Possible - Likely

Expected Size

1 - 3

Valid until: Apr 16th, 2013 2:00PM

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