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Archived

Avalanche Forecast

Nov 28th, 2022–Nov 29th, 2022
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
Alpine
3: Considerable
The avalanche danger rating in the alpine will be considerable
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
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

Fresh snow may remain sensitive to triggering; don't let good riding lure you into a sense of complacency.

Confidence

Moderate

Avalanche Summary

There are only a few eyes out in the mountains, but I haven't received recent reports of avalanches. If you do get out riding please consider reporting in the MIN,

Snowpack Summary

Upper Snowpack: Recent new snow was redistributed by the wind forming wind slabs. Below this is a layer of wind hardened or settled snow.

Lower Snowpack: cold temperatures have weakened and faceted the snowpack. A basal rain crust sits near the ground.

Total snowpack depths at treeline elevations are 40-70 cm and in the alpine 60-120 cm. Below treeline elevations remain below the threshold for avalanches.

Weather Summary

Monday NightDry, -20 C style cold, light northeast wind

TuesdayDry and cold with highs in the minus teens. Increasing cloud and wind throughout the day as a moderate southwest flow becomes established.

Wednesday

Cloudy, southwest moderate to strong wind, warming in the afternoon to near -10 C, and a trace to maybe 10 cm of snow.

Thursday

Similar to Wednesday in terms of temperature and precipitation, Slightly cooler and only moderate southwest wind.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Be especially cautious as you transition into wind affected terrain.
  • Be careful with wind slabs, especially in steep, unsupported and/or convex terrain features.
  • Avoid terrain traps where the consequence of any avalanche could be serious.

Avalanche Problems

Wind Slabs

Wind slabs may be found in leeward terrain just below ridgecrests. However, recent northerly winds have created a slightly unusual pattern.

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

Elevations: Alpine, Treeline.

Likelihood: Possible

Expected Size: 1 - 2