Bulletin d’avalanche

Banff Yoho Kootenay

Feb 22 – 23, 2012Parks Canada
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Archivé · expiré 15 years ago

Danger d’avalanche

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

The avalanche danger level has increased dramatically since the weekend. Now is the time for conservative route choices.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible - Likely
    Taille
    1–3
    Strong north west winds forecasted for Tuesday night and Wednesday will create fresh wind slabs in the alpine. These slabs are expected to be reactive to skier triggering.

  • Storm Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely - Very Likely
    Taille
    1–3
    Up to 35 cm of settled storm snow overrides the Feb. 12 surface hoar. The surface hoar is wide spread and the storm snow is reactive to skier triggering. This problem is expected to get worse before it gets better.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Due to the number and quality of field observations

Régions couvertes