Bulletin d’avalanche

Jasper

Dec 12 – 13, 2011Parks Canada
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Archivé · expiré 15 years ago

Danger d’avalanche

Mon
Tue
Alpin
3 · Marqué
Limite forestière
2 · Modéré
Sous la limite
1 · Faible
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Points saillants

The snowpack is stabilizing however now is not the time to be venturing onto or under big steep slopes.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–3
    There is a veneer of wind slab on lee slopes ranging from soft slab to hard slab and sastrugi. Human triggering is possible which may then step down to the basal facet layer resulting in a large full path avalanche.

  • Deep Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    2–3
    The slabs above the basal facets can be triggered where the snowpack is shallow and along the edges of deeper slopes.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Due to the number of field observations

Régions couvertes