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.

Avalanche Canada dsaly, Avalanche Canada

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Precipitation and wind will intensify throughout the day. At upper elevations, expect to find increasingly reactive slabs in wind-loaded areas and plan to get home before the storm really hits.

Summary

Confidence

Low

Avalanche Summary

No new avalanches have been observed or reported in the region, however, observations are limited at this time of year. If you head into the backcountry consider submitting a MIN report.

Snowpack Summary

On Friday wind and warm temperatures quickly impacted up to 15 cm fresh snow found at upper elevations. A variable snowpack depth of between 20-80 cm exists in the region. Expect early season conditions and rugged travel. Below treeline is below the threshold for avalanches.

Weather Summary

Friday night

Cloudy with isolated flurries, trace accumulation. Light northwest wind gusting to 40 km/hr, treeline temperatures around -3 C, freezing level dropping below 1000 m.

Saturday

Snowfall and wind will intensify throughout the day. Up to 20 cm accumulating at upper elevations by 4 pm Saturday as southwesterly winds increase into extreme. Alpine high +2 C. Freezing level around 1100 m.

Sunday

Snowfall and extreme winds are expected overnight, with up to 30 cm of new snow by morning. West wind decreasing to moderate through the day, treeline temperatures dropping to -5 C, and freezing level dropping below 800 m.

Monday

Cold, with a mix of sun and cloud. Light to moderate southerly wind, treeline temperatures around -10 C, and freezing level below 700 m.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Avoid freshly wind loaded terrain features.
  • Dial back your terrain choices if you are seeing more than 25cm of new snow.

Problems

Wind Slabs

An icon showing Wind Slabs

Snowfall accumulation and winds will intensify throughout the day. Expect to find increasingly reactive slabs in wind-loaded areas, this will develop into a widespread storm slab problem by Sunday morning.

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

Elevations: Alpine.

Likelihood

Possible

Expected Size

1 - 2

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

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