Avalanche Forecast

Issued: Nov 14th, 2012 8:13AM

The alpine rating is moderate, the treeline rating is low, and the below treeline rating is below threshold. Known problems include Wind Slabs and Persistent Slabs.

Alberta Parks mike.koppang, Alberta Parks

Still lots of early seasons hazards exist throughout the forecast region. Be patient, and hopeful for more snow soon!

Summary

Confidence

Fair - Due to limited field observations for the entire period

Weather Forecast

Chinook flow forecast to continue for the next 24hrs. NO new precipitations is expected and warm temps will continue until the chinook ridge begins to break down.

Avalanche Summary

No new natural avalanche activity was observed over the past 24hrs.

Snowpack Summary

Widespread windslabs throughout the region have developed as a result of the Chinook flow over the past 48hrs. Nov 6th crust down 30-50cm at treeline elevations and above, Most areas below treeline are still below threshold.

Problems

Wind Slabs

An icon showing Wind Slabs
Watch for pockets of stiff slabs along ridgelines and in gullied terrain features. Being involved in an avalanche in these areas would have high consequences as you would likely be dragged along rough rocky ground.

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

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

1 - 4

Persistent Slabs

An icon showing Persistent Slabs
No new avalanches noted on this layer. Ice climbers should be wary of pockets of slabs between pitches and along the approach or descents.

Aspects: North, North East, East.

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 4

Valid until: Nov 15th, 2012 8:00AM

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