Bulletin d’avalanche

Lizard-Flathead

Jan 2 – 3, 2025Avalanche Canada
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Archivé · expiré 2 years ago

Danger d’avalanche

Sat
Sun
Alpin
2 · Modéré
Limite forestière
2 · Modéré
Sous la limite
1 · Faible
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Points saillants

Surface instabilities may remain reactive to riders.

Choose low-consequence terrain and watch for signs of instability.

Problèmes avalancheux

  • Loose Dry

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2

    Found in steep terrain that has been protected from the wind.

  • Storm Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2

    Continued snowfall and light wind have formed slabs in lee and cross-loaded areas.

Confidence

Moderate

Avalanche Summary

On Tuesday explosive avalanche control and testing near Fernie, produced numerous small ( size 1 to 1.5 ) slab avalanches, These failed on the storm interface that was down approximately 20 cm.

If you head out in the backcountry, let us know what you are seeing by submitting a MIN report!

Snowpack Summary

Recent snow accumulations vary across the region from 30 to 50 cm,. Below 1500 m the surface is presenting as moist. A melt freeze crust can be found throughout the region and is down variable depths from 5 to 20 cm.

The mid and lower snowpack is generally well-settled and stable.

Snow depths at treeline range from 140 to 220 cm.

Weather Summary

Wednesday Night

Cloudy, with isolated flurries. 1 to 5 km/h south ridgetop wind. Treeline temperature -10 °C.

Thursday

Cloudy with light snowfall 1 to 5 cm. 15 to 25 km/h southwest ridgetop wind. Treeline temperature -10 °C.

Friday

Cloudy, with periods of clearing. 20 to 40 km/h southwest ridgetop wind. Treeline temperature -6 °C.

Saturday

Cloudy, with snowfall 10 to 15 cm. 20 to 30 km/h southwest ridgetop wind. Treeline temperature -5 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Look for signs of instability: whumphing, hollow sounds, shooting cracks, and recent avalanches.
  • Be careful with sluffing in steep terrain, especially above cliffs and terrain traps.
  • Be aware of the potential for loose avalanches in steep terrain where snow hasn't formed a slab.

Régions couvertes