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Archived

Avalanche Forecast

Dec 24th, 2022–Dec 25th, 2022
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
2: Moderate
The avalanche danger rating below treeline will be moderate
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

Regions: North Shore, Sasquatch, Sky Pilot, South Coast, Stave.

Ongoing precipitation and warm temperatures will keep the avalanche hazard elevated.

Confidence

Moderate

Avalanche Summary

Reports document a reactive slab had formed by Friday evening near Squamish, this MIN documents natural avalanches out of steep terrain.

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

Snowpack Summary

Rain has saturated the snowpack at most elevations, expect to find wet and unconsolidated snow until cold temperatures refreeze the snowpack.

Prior to this weekend's rain event, the snowpack was well settled with treeline depths 100-180 cm.

Weather Summary

Saturday night

Rain showers, 10 mm. Ridgetop low temperature +2 C. Southwest wind 30-50 km/hr. Freezing level 1500 m.

Sunday

Rain, 10-30 mm. Ridgetop high temperature +4 C. Southwest wind 40-60 km/hr. Freezing level spiking above 2300 m.

Monday

Heavy rain, 50-80 mm. Ridgetop high temperature +6 C. Southwest wind 30-60 km/hr. Freezing level 2300 m.

Tuesday

Rain, 45 mm. Ridgetop low temperature +2 C. Southwest wind 30-40 gusting to 70 km/hr. Freezing level 1500 m and beginning to fall.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Minimize exposure during periods of heavy loading from rain.
  • The more the snow feels like a slurpy, the more likely loose wet avalanches will become.
  • Avoid exposure to areas with overhead hazard during periods of rain.

Avalanche Problems

Loose Wet

Rain will continue to saturate the snowpack and maintain the ability to produce wet avalanches.

Aspects: All aspects.

Elevations: All elevations.

Likelihood: Possible - Likely

Expected Size: 1 - 2