Bulletin d’avalanche

Banff Yoho Kootenay

Apr 20, 2012Parks Canada
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Archivé · expiré 14 years ago

Danger d’avalanche

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

Spring is here. The avalanche hazard will increase dramatically in the afternoon when the temperatures rise and the snow becomes moist. Sunday will be particularly warm with the freezing levels forecasted to rise to 2800 m.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2
    Some forecasts call for as much as 10-15 cm of new snow on Thursday night with mod to strong southwest winds. If this snow materializes watch for fresh windslabs in the alpine. In many areas these slabs will be sitting on a smooth crust.

  • Loose Wet

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible - Likely
    Taille
    1–3
    The main concern in the snowpack is with wet loose snow avalanches on solar aspects in the afternoon. Pay attention to how hard of a freeze there was from the previous night and how quickly the snow is warming up. Start and finish yourr tours early.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Régions couvertes