Avalanche Forecast

Issued: Nov 16th, 2012 9:05AM

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

Parks Canada jim phillips, Parks Canada

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Summary

Weather Forecast

Southwest flow will bring light flurries and moderate wind today. A low pressure system moves into the interior on Saturday with increased precipitation and rising freezing levels. 20 mm of precipitation is forecast through the weekend

Snowpack Summary

In sheltered treeline areas HS is about 80 to 110 cm. Approximately 45 cm of new and partially settled snow overlies melt-freeze crusts formed in early November. Stability tests show weaknesses down 15 cm in HST and down 55 cm between crust layers.

Avalanche Summary

No new natural avalanches were observed yesterday. Several size 1.5 skier triggered slab avalanches have been reported over the past two days in the Balu Pass and Bruins Pass area.

Confidence

Problems

Wind Slabs

An icon showing Wind Slabs
Soft windslabs up to 50 cm deep formed during periods of strong wind on Nov 13 in open exposed areas. These have proven to be sensitive to human triggering.
Avoid freshly wind loaded features.

Aspects: North, North East, East.

Elevations: Alpine, Treeline.

Likelihood

Possible - Likely

Expected Size

2 - 3

Valid until: Nov 17th, 2012 9:05AM