Bulletin d’avalanche

Jasper

Dec 26 – 27, 2011Parks Canada
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Archivé · expiré 15 years ago

Danger d’avalanche

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

Intense precipitation and gusting strong winds occurring through the Icefields at 1600hrs. Merry Christmas.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–3
    Moderate W-SW winds continue to affect the area. Expected 10-15cm of snow and winds tonight will add to this problem at all elevations. The new snow will rest upon smooth windslabs, sustrugi, and loaded lee slopes. Avoid slabby feeling slopes.

  • Deep Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Unlikely - Possible
    Taille
    2–3
    Basal facet collapses are still possible and will remain a concern as consequences would be big if triggered. Shallow snowpack areas and rocky outcrops are trigger locations.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Timing, track, or intensity of incoming weather system is uncertain on Monday

Régions couvertes