Avalanche Forecast

Issued: Nov 13th, 2011 4:00PM

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

max darrah, Parks Canada

Jasper.

Summary

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Forecast snowfall amounts are uncertain

Problems

Storm Slabs

25cm of snow in the past 72 hours along with steady Southwesterly winds is creating storm slabs on lee aspects.

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

Elevations: Alpine, Treeline.

Likelihood

Possible - Likely

Expected Size

1 - 2

Wind Slabs

Recent storm snow is adding load to previous wind slabs and increasing their sensitivity to triggering.

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

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 2

Valid until: Nov 14th, 2011 4:00PM