Bulletin d’avalanche

Northwest Coastal

Dec 15 – 16, 2025Avalanche Canada
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Archivé · expiré 10 months ago

Danger d’avalanche

Wed
Thu
Alpin
4 · Fort
Limite forestière
4 · Fort
Sous la limite
3 · Marqué

Points saillants

6am update: In the wake of the storm, avalanche danger will remain elevated on Monday.

Problèmes avalancheux

  • Storm Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely
    Taille
    1.5–3

    New snow is likely to be most reactive

    • in wind-loaded leeward terrain features at upper elevations

    • in sheltered areas where it may sit over a weak layer of surface hoar

Confidence

Moderate

Avalanche Summary

Natural slab avalanches were observed up to size 2.5 in the alpine on Saturday. Once the storm clears on Monday, we are expecting to see evidence of a widespread natural cycle.

Snowpack Summary

30 to 50 cm of new snow fell this weekend with strong wind. In sheltered areas, the new snow may rest on a weak layer of surface hoar.

In general, this season's snowpack is shaping up ideally; deep, strong and uncomplicated. Snowpack depths in excess of 300 cm can be found at treeline elevations.

Weather Summary

Sunday night
Cloudy. 20 cm of snow. 60 km/h southeast ridgetop wind. Treeline temperature -7 °C.

Monday
Cloudy. 5 cm of snow. 30 km/h southwest ridgetop wind. Treeline temperature -8 °C.

Tuesday
Mostly cloudy. 10 cm of snow. 30 km/h southwest ridgetop wind. Treeline temperature -10 °C.

Wednesday
Mostly cloudy. 10 cm of snow. 30 km/h southwest ridgetop wind. Treeline temperature -9 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Don't let the desire for deep powder pull you into high consequence terrain.
  • Keep in mind that human triggering may persist as natural avalanches taper off.
  • Continue to make conservative terrain choices while the storm snow settles and stabilizes.

Régions couvertes