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Avalanche Forecast

Archived

Jan 12th, 2024–Jan 13th, 2024

Alpine
Natural avalanches unlikely, human triggered possible.
Treeline
Natural avalanches unlikely.
Below Treeline
Below Threshold.
Alpine
Natural avalanches unlikely, human triggered possible.
Treeline
Natural avalanches unlikely.
Below Treeline
Below Threshold.
Alpine
Natural avalanches unlikely.
Treeline
Natural avalanches unlikely.
Below Treeline
Below Threshold.

Regions

Chic-Choc Mountains.

The hazard will increase in the afternoon following the arrival of a storm whose winds could cause precipitation to accumulate rapidly. These extreme winds will greatly affect the visibility, making it difficult to assess your line.

Confidence

Low

Avalanche Summary

No new avalanche was reported or observed. If you go into the backcountry, thanks for sharing your observations at [email protected] or on the Mountain Information Network (MIN).

Snowpack Summary

5 cm of new snow was redistributed by light to moderate Northwest winds. The latest storm has left an extremely variable snowpack, depending on aspect, altitude and features, and localized instabilities could persist. On the lees (North west to North East aspects), wind-pressed pockets of dense snow are showing impressive accumulations, with up to 130 cm of snow overlying the New Year's crust. A layer of facets has been observed between this new snow and the crust. Below treeline, despite this latest storm, the hazard is generally below threshold.

Weather Summary

Synopsis: Another storm from the southeast will hit the Chic-Chocs.

Friday evening and night: Partly cloudy. Trace of snow. West winds from10 to 20 km/h. Min. -16C. Freezing level at valley bottom.

Saturday: Cloudy. 15 to 20 cm of snow and blowing snow between Saturday noon and Sunday morning. Southeast winds around 90 km/h gusting up to 150 km/h. Max -8. Freezing level rising to 800m by late evening.

Sunday: Cloudy. 1 to 3 cm of snow. Southwest winds from 35 to 45 km/h. Max. -10C.

Monday: Sunny. Winds 60 km/h from the west. Max. -20C.

For more details, check out the most recent alpine weather forecast.

Terrain and Travel Advice

  • Approach lee and cross-loaded slopes with caution.
  • Storm snow and wind is forming touchy slabs. Use caution in lee areas in the alpine and treeline.
  • Wind slabs are most reactive during their formation.

Problems

Wind Slabs

Wind Slab avalanches are the release of a cohesive layer of snow (a slab) formed by the wind. Wind typically transports snow from the upwind sides of terrain features and deposits snow on the downwind side. Wind slabs are often smooth and rounded and sometimes sound hollow, and can range from soft to hard. Wind slabs that form over a persistent weak layer (surface hoar, depth hoar, or near-surface facets) may be termed Persistent Slabs or may develop into Persistent Slabs.