Avalanche Forecast

Issued: Apr 14th, 2012 8:21AM

The alpine rating is moderate, the treeline rating is considerable, and the below treeline rating is considerable. Known problems include Loose Wet, Wet Slabs and Wind Slabs.

Parks Canada robert hemming, Parks Canada

Many glide slab avalanches have been observed recently. Be aware of overhead hazards during your travels in the park. RH

Summary

Problems

Loose Wet

An icon showing Loose Wet
Surface layers are now rain soaked to 1700m. 5 to 15 cm of snow overnight now covers the old wet surface above 1300m.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Likely

Expected Size

1 - 3

Wet Slabs

An icon showing Wet Slabs
Upper snowpack is now wet and well settled with a series of variable crusts in the top 60 cm. The crusts provide potential failure plains and good bed surfaces for avalanches Above 1300 m 5- 30cm of storm snow is sitting on the surface.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Possible - Likely

Expected Size

2 - 3

Wind Slabs

An icon showing Wind Slabs
Strong southerly winds in the alpine in the last 48 hours have created windslabs behind terrain features.

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

Elevations: Alpine.

Likelihood

Possible

Expected Size

2 - 3

Valid until: Apr 15th, 2012 8:00AM