Bulletin d’avalanche

Banff Yoho Kootenay

Nov 24 – 25, 2011Parks Canada
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Archivé · expiré 15 years ago

Danger d’avalanche

Thu
Fri
Alpin
4 · Fort
Limite forestière
4 · Fort
Sous la limite
3 · Marqué
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Points saillants

Clearing skies and a cooling trend is forecast for Thur and Fri. Don't be tempted by the clear skies, dangerous avalanche conditions will persist for the near future.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely - Very Likely
    Taille
    2–3
    Strong southerly winds associated with the recent storm has created widespread wind slab conditions in the alpine. These slabs are responsible for several natural avalanches observed today and are reactive to skier triggering.

  • Storm Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely
    Taille
    2–3
    30-50 cm of storm snow has fallen in the past 48 hours. This storm snow in combination with strong southerly winds have created touchy avalanche conditions at the treeline and above elevations.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Régions couvertes