Avalanche Forecast

Issued: Dec 22nd, 2022 4:00PM

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

Avalanche Canada isnowsell, Avalanche Canada

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Avalanche danger will increase as snow accumulates and freezing levels rise beginning Friday and into the weekend.

Summary

Confidence

Moderate

Avalanche Summary

No notable recent avalanches have been reported.

Please continue to post your observations and photos to the Mountain Information Network.

Snowpack Summary

10 to 20 cm of snow may have accumulated by Friday afternoon, accompanied by strong winds. The new snow generally overlies a facetted, weak, unconsolidated layer formed during the recent cold weather.

The mid and lower snowpack is generally well settled and bonding well.

At treeline the snowpack depth is roughly 200 cm.

Weather Summary

Thursday night

Cloudy with light snow, about 5cm. Temperatures -10 to -20 C and mostly light south winds.

Friday

Cloudy with snow, about 10 cm. Temperatures of -5 to -15 C and moderate to strong southwest winds.

Saturday

Cloudy with snow and rain at lower elevations, 10 to 20 cm. Temperatures 0 to -5 C and strong southwest winds in the alpine. Freezing levels as high as 1500 m.

Sunday

Cloudy with light snow, about 5cm. Temperatures around 0 c and moderate southwest winds in the alpine. Freezing levels as high as 1500 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Wind slabs are most reactive during their formation.
  • Watch for fresh storm slabs building throughout the day.

Problems

Storm Slabs

An icon showing Storm Slabs

New snow will accumulate throughout the day, accompanied with wind. New snow will take some time to bond the the facetted, weak layer produced during the recent cold snap.

Aspects: All aspects.

Elevations: All elevations.

Likelihood

Possible

Expected Size

1 - 2

Valid until: Dec 23rd, 2022 4:00PM