Boletín de aludes

Northwest Coastal

Dec 11 – 12, 2025Avalanche Canada
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Archivado · caducó 10 months ago

Peligro de aludes

Sat
Sun
Alta montaña
3 · Notable
Límite del bosque
3 · Notable
Bajo el límite
2 · Moderado

Lo esencial

A brief lull in the storm, but the the danger rating remains elevated.

This is not the time to let your guard down.

Seek simple avalanche terrain.

Problemas de aludes

  • Storm Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Likely
    Tamaño
    1.5–3

    Storm slabs are beginning to settle but remain reactive. Expect slab depths on leeward slopes to be deeper due to wind loading.

Confidence

Moderate

Avalanche Summary

On Wednesday avalanche activity began to ease as a few explosive and natural avalanches up to size 1.5 were reported.

On Tuesday, explosive control and natural avalanches were reported up to size 2.
On Monday, a natural avalanche cycle up to size 3 was reported.

Snowpack Summary

Up to 120 cm of recent storm snow can be found in the alpine. Strong southwest winds have loaded leeward slopes and potentially scoured windward slopes down to an old melt-freeze crust.

Buried surface hoar crystals may linger in isolated sheltered areas.

The mid and lower snowpack is expected to be strong, with frozen crusts or dense, settled snow.

At treeline around Terrace we expect a snow depth of 200-250 cm. 250-350 cm around Stewart. Snowpack depth gradually thins as elevation decreases.

Weather Summary

Wednesday Night
Mostly cloudy. 3 to 5 cm of snow. 20 km/h west ridgetop wind. Treeline temperature -7 °C.

Thursday
Mix of sun and clouds. 10 km/h west ridgetop wind. Treeline temperature -10 °C.

Friday
Mix of sun and clouds. 1 to 3 cm of snow. 10 km/h east ridgetop wind. Treeline temperature -12 °C.

Saturday
Mostly cloudy. 10 to 25 cm of snow. 20 km/h southeast ridgetop wind. Treeline temperature -12 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Continue to make conservative terrain choices while the storm snow settles and stabilizes.
  • Be aware of the potential for human triggerable storm slabs at lower elevations, even on small features.
  • Storm slabs in motion may step down to deeper layers resulting in large avalanches.

Regiones cubiertas