Avalanche Forecast

Issued: Nov 25th, 2022 4:00PM

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

mbender, Avalanche Canada

East Island.

Avalanche danger will increase through the day as storm and wind slabs form in the alpine and upper treeline elevation bands.

Travel cautiously at lower elevations. A fresh dusting of new snow may start to obscure early-season hazards.

Summary

Confidence

Low

Avalanche Summary

Observations are limited at this time of year. No new avalanches have been reported or observed. If you do head into the backcountry consider submitting a MIN report!

Snowpack Summary

A variable snowpack depth of between 20-100 cm exists in the region. Expect early season conditions and rugged travel. Below treeline is below the threshold for avalanches.

Weather Summary

Friday Night

Overcast with a trace of precipitation, moderate to strong northwest and west wind. Treeline temperature around -1 C. Freezing level 1000m.

Saturday

Cloudy with light to moderate precipitation expected as snow above 1300m. Accumulation 10-20cm Strong to extreme southwest wind. Treeline temperature around 0 C. Freezing level 1200m.

Sunday

Mainly cloudy with isolated flurries. Moderate northwest wind. Treeline temperature around -4 C. Freezing level 500m.

Monday

Mix of sun and cloud. Light to moderate north wind. Treeline temperature around -5 C. Freezing level 300m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

Watch for avalanche hazard to increase throughout the day.
Wind slabs are most reactive during their formation.

Problems

Wind Slabs

Snow accumulating through the day combined with by strong southwest winds will develop wind slabs that will become more reactive as the day progresses.

Aspects: All aspects.

Elevations: Alpine.

Likelihood

Possible - Likely

Expected Size

1 - 2

Valid until: Nov 26th, 2022 4:00PM