Bulletin d’avalanche

Jasper

Nov 18 – 19, 2011Parks Canada
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Archivé · expiré 15 years ago

Danger d’avalanche

Fri
Sat
Alpin
2 · Modéré
Limite forestière
1 · Faible
Sous la limite
1 · Faible
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Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2
    Soft to hard slabs up to 40cm thick can be found in gullies and lee terrain. The condition is less prevalent at Treeline.

  • Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    2–3
    It is possible to trigger an avalanche at this layer that would involve a full path release to ground. Whumphing was observed at treeline in the Icefield Area, failing on the weak basal facets buried by this layer.

  • Storm Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Unlikely - Possible
    Taille
    1–2
    The 8-10 cm of new snow that fell around the Icefield Area has not yet bonded to the snow below.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

The weather pattern is stable on Friday

Régions couvertes