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Avalanche Bulletin

Friday is set to be snowy and cold. Small slabs could form in alpine terrain.

Exercise caution before venturing onto a slope that has recently been loaded by the wind.

Areas covered by the bulletin : Mont Albert, Mont Ernest-Laforce, Mont Hog’s Back, Champs-de-Mars, Mont Lyall, Mont Vallières-de-Saint-Réal, Mont Blanche-Lamontagne, Mines-Madeleine

Date issued : Thursday 23 April 2026, 16 H 00, Valid until : Friday 24 April 2026, 19 H 00

Prepared by : Avalanche Québec

Danger ratings Friday, Apr 24Saturday, Apr 25Sunday, Apr 26
Alpine 2 - Moderate1 - Low2 - Moderate
Treeline 1 - Low1 - Low2 - Moderate
Below Treeline 1 - Low1 - Low2 - Moderate

Travel advice :

Avalanche problem #1 : Wind slab
What Elevation? Which Slopes? Chances of Avalanches? Expected Size?

There is a possibility that wind slabs could form in alpine terrain, particularly if snowfall exceeds forecasts (more than 5 cm). These slabs would mainly form beneath ridges and below convex slopes. They could rest on a crust formed by falling temperatures, thereby providing a good sliding surface for avalanches.


Avalanche Summary

No new avalanches have been observed or reported.

If you head into the backcountry, thanks for sharing your observations on the Mountain Information Network (MIN).

Snowpack Summary

The new snow will settle on a widespread crust. This week, the snow on sun-facing slopes has warmed in the sun and begun a freeze-thaw cycle. The surface snow has remained drier on north facing slopes.

At mid-mountain, the average snow depth is around 125 cm.

Weather Summary

WEATHER FOR THE CHIC-CHOCS RIDGES AND PEAKS

A low-pressure system moving south of Nova Scotia will bring northerly winds and light snow showers on Thursday evening and Friday.

Thursday evening and overnight: Snow showers, 3 to 6 cm. Northerly winds of 15 to 30 km/h. Low -7°C.

Friday: Light snow. North-easterly wind 20–40 km/h. High of -2.5°C. Freezing level at 600 m.

Saturday: Cloudy. North wind 20–40 km/h. Maximum +3°C. Freezing level at 1,100 m.

Sunday: Sunny. North-westerly wind 10–20 km/h. Maximum +8°C. Freezing level at 1,400 m.

For more details, see the Chic-Chocs alpine weather forecast.

Confidence

Moderate