Avalanche Forecast
Regions: Chic-Chocs.
A winter storm will hit the Chic-Chocs this Easter Sunday, with heavy snowfall expected. The danger rating will gradually increase throughout the day.
Confidence
Low
Avalanche Summary
No new avalanches have been observed or reported.
If you're out in the backcountry, please share your observations on the Réseau d'Information en Montagne (RIM).
Snowpack Summary
The new snow expected on Sunday should accumulate on a refreezing crust, or on wet snow also resting on a refreezing crust. Conditions are highly variable in the alpine and at treeline (rocks, ice, wind-blown snow). The upper part of the snowpack, up to 80 cm deep, is humid. The middle of the snowpack consists of alternating well-consolidated snow and refreezing crusts.
At mid-mountain, the depth of the snowpack varies from 80 to 170 cm.
Weather Summary
A low-pressure system from Colorado will bring significant amounts of snow on Sunday.
Saturday evening and night: Rain. Accumulation 10 mm. Westerly winds, 20 to 40 km/h. Low 0. Freezing level going down to 400m.
Sunday: Snow. Accumulation 20 to 30 cm. Wind northwest, 60 to 90 km/h. Maximum -1. Freezing level at 600m.
Monday: Sunny. Wind northwest, 20 to 30 km/h. Maximum 0. Freezing level at 700m.
Tuesday: Intermittent rain. Wind southeast, 30 to 50 km/h. Maximum +1. Freezing level at 900m.
For more details, consult the Chic-Chocs alpine weather forecast.
Terrain and Travel Advice
- Watch for fresh storm slabs building throughout the day.
- Storm slab size and sensitivity to triggering will likely increase through the day.
Avalanche Problems
Storm Slabs
Some weather models are predicting heavy snowfall in a short period of time, accompanied by extreme winds. This new snow should be deposited on a refreezing crust or on a layer of wet snow.
Aspects: North East, East, South East, South, South West.
Elevations: All elevations.
Likelihood: Unlikely - Possible
Expected Size: 1 - 2