Avalanche Forecast

Issued: Dec 12th, 2011 4:18PM

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

landon shepherd, Parks Canada

Jasper.

While probability of avalanches has decreased, the consequence of triggering a slide on larger features is serious.

Summary

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

The weather pattern is stable

Problems

Deep Persistent Slabs

Facetted snow at the base of the snowpack remains the primary concern.

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

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

2 - 3

Wind Slabs

Multiple hard windslab layers exist in the immediate lees of alpine terrain.

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

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

1 - 3

Valid until: Dec 13th, 2011 4:00PM