Avalanche Forecast

Issued: Dec 15th, 2011 4:00PM

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

Mike Eder, Parks Canada

Jasper.

Forecast calls for warmer temperatures and possibly rain in the Jasper area on Saturday. Avalanche danger will increase with this weather.

Summary

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Problems

Deep Persistent Slabs

basal facet collapses still occurring in isolated locations with shallow snow.

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

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

2 - 3

Loose Dry

windslabs may become reactive with sudden warming temperatures

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

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

1 - 2

Valid until: Dec 16th, 2011 4:00PM