Avalanche Forecast

Issued: Nov 17th, 2012 3:00PM

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

jeremy.mackenzie, Alberta Parks

Kananaskis.

A significant precipitation event with very strong winds is expected on Monday, but exact timing is uncertain. Avalanche hazard will rise if and when this forecast comes true.

Summary

Confidence

Fair - Timing, track, or intensity of incoming weather is uncertain

Weather Forecast

Significant precipitation event expected on Monday with 60 to 80cm of snow possible. Winds expected to be strong to extreme from the SW.

Avalanche Summary

Snowpack Summary

Problems

Wind Slabs

Isolated pockets of wind slab up to 40cm deep are present in lee and cross loaded features in the alpine. Gullies require attention and good snow assessment. Cornices will be developing with the incoming wind event.

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

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

1 - 4

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 18th, 2012 8:00AM