Avalanche Forecast

Issued: Dec 2nd, 2019 4:00PM

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

Avalanche Canada kdevine, Avalanche Canada

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Caution as you transition into wind exposed terrain. Avalanches are possible in alpine terrain where wind slabs have formed.

Summary

Confidence

Moderate - Uncertainty is due to the limited number of field observations.

Weather Forecast

The notable feature in the weather forecast for the next few days is very high winds at upper elevations.

MONDAY NIGHT - Mainly cloudy with isolated flurries / southwest winds, 30-60 km/h / alpine low temperature near -8

TUESDAY - Mainly cloudy with isolated flurries / southwest winds 40-80 km/h, gusting to 100 km/h / alpine high temperature near -5

WEDNESDAY - Mainly cloudy with flurries, 5 cm / southwest winds, 30-70 km/h / alpine high temperature near -4

THURSDAY - Cloudy with sunny periods / southwest winds, 20-30 km/h / alpine high temperature near -3

Avalanche Summary

There have been no recent avalanches reported in the region. If you are getting out into the mountains, let us know what you see by posting to the Mountain Information Network!

Snowpack Summary

Ongoing strong westerly winds are likely creating wind slabs at upper elevations. Snowpack depths are highly variable this early in the season with amounts ranging between 50-100 cm at higher elevations, and tapering rapidly below treeline. A crust has been reported in the middle of the snowpack. 

Problems

Wind Slabs

An icon showing Wind Slabs

Recent strong winds have likely been forming new wind slabs, which sit on sugary faceted snow. Use caution in wind affected terrain.

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

Elevations: Alpine.

Likelihood

Possible

Expected Size

1 - 2

Valid until: Dec 3rd, 2019 5:00PM

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