Avalanche Forecast

Issued: Apr 21st, 2012 4:33PM

The alpine rating is moderate, the treeline rating is low, and the below treeline rating is low. Known problems include Cornices and Loose Wet.

Brad White, Parks Canada

Banff Yoho Kootenay.

Loose sluffs in steep terrain or cornice falls are the two major issues. Otherwise conditions are good with normal cautions and early starts. Things will change with high temps and no overnight freeze forecast for early in the week. JBW

Summary

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Freezing levels are uncertain on Tuesday

Problems

Cornices

With warm temperatures and high freezing levels a few large cornices have begun to fall off. Several large cornice triggered avalanches have been noted over the last few days running a long way down into the runout.

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

Elevations: Alpine.

Likelihood

Possible

Expected Size

3 - 4

Loose Wet

Loose wet and some wet slab avalanches are running in lower elevations with daytime heating and solar effect. Be sure to travel only while frozen.

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

Elevations: Alpine, Treeline.

Likelihood

Likely

Expected Size

1 - 3

Valid until: Apr 22nd, 2012 4:00PM