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Archived

Avalanche Forecast

Dec 15th, 2023–Dec 16th, 2023
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
Below Threshold
The avalanche danger rating below treeline will be below threshold
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
Below Threshold
The avalanche danger rating below treeline will be below threshold
Alpine
1: Low
The avalanche danger rating in the alpine will be low
Treeline
1: Low
The avalanche danger rating at treeline will be low
Below Treeline
Below Threshold
The avalanche danger rating below treeline will be below threshold

Regions: Chic-Chocs.

There is some doubt about the snow available for transport in the alpine.

Assess carefully your line for signs of wind slabs, and remember that they are at their most sensitive during their formation.

Confidence

Low

Avalanche Summary

Early season, observations are limited. Thanks for sharing your observation through the Mountain Information Network if you head out.

No new avalanches have been observed or reported. Please share your observations at [email protected] or via the Mountain Information Network.

Snowpack Summary

The winds from the past couple of days have redistributed the available snow. The summits are back to ice, and greater accumulations can be found on the eastern slopes. In general, 10 to 20 cm of low-density snow covers the December 11 crust, and facets can be found above and below it. The November 28 crust is between 20 and 40 cm deep and rests on facets in the north of the region.

Weather Summary

Synopsis: A cold front and the ice-free St-Lawrence will leave a few centimetres overnight and early tomorrow morning. Temperatures will drop and winds are going to be noteworthy.

Friday evening and night: Cloudy. 1 to 2 cm of snow. Winds from 65 to 75 km/h from the west. -10C. Freezing level at valley bottom.

Saturday: Increasing sun. 1 to 2 cm of snow. Northwest winds from 45 to 55 km/h. -15C. Freezing level at valley bottom.

Sunday: Generally cloudy. No precipitation. Southwest winds from 90 to 100 km/h. Inversion, it will be warmer at higher elevation. Maximum 1C.

Monday: Cloudy. Rainy. Winds from 90 to 100 km/h from the south. 5C.

Terrain and Travel Advice

  • Carefully evaluate steep lines for wind slabs.
  • Watch for newly formed and reactive wind slabs as you transition into wind affected terrain.
  • Be carefull around freshly wind loaded features.

Avalanche Problems

Wind Slabs

The winds from the last few days have created layers of snow of different densities, which have shown results in our tests.

Snow transport was observed by our team on Friday, meaning that new wind slabs may have formed.

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

Elevations: Alpine, Treeline.

Likelihood: Unlikely - Possible

Expected Size: 1 - 2