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Archived

Avalanche Forecast

Nov 25th, 2022–Nov 26th, 2022
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
Treeline
3: Considerable
The avalanche danger rating at treeline will be considerable
Below Treeline
1: Low
The avalanche danger rating below treeline will be low
Alpine
2: Moderate
The avalanche danger rating in the alpine will be moderate
Treeline
2: Moderate
The avalanche danger rating at treeline will be moderate
Below Treeline
1: Low
The avalanche danger rating below treeline will be low

Regions: Sky Pilot.

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.

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.

Avalanche Problems

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