Bulletin d’avalanche

Banff Yoho Kootenay

Feb 24 – 25, 2012Parks Canada
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Archivé · expiré 15 years ago

Danger d’avalanche

Fri
Sat
Alpin
3 · Marqué
Limite forestière
3 · Marqué
Sous la limite
3 · Marqué
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Points saillants

More snow is forecasted for Friday night and Saturday morning. This new snow will increase the avalanche hazard for Saturday.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely
    Taille
    1–2
    Moderate to strong winds in the past 48 hours have created touchy wind slab conditions on lee terrain in the alpine.

  • Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely - Very Likely
    Taille
    2–3
    At treeline 40-50 cm of settled storm snow sits overtop of the Feb. 14 surface hoar. Althought the natural cycle we saw yesterday is over these slabs remain reactive to skier triggering. This surface hoar problem will not go away quickly.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Intensity of incoming weather systems is uncertain on Friday

Régions couvertes