Bulletin d’avalanche

Jasper

Jan 20 – 21, 2015Parks Canada
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Archivé · expiré 12 years ago

Danger d’avalanche

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

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible - Likely
    Taille
    1–2
    Moderate to strong winds continue to redistribute snow creating wind slabs on lee aspects and cross loaded features.

  • Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2
    The weak layer of surface hoar and facets from December can still be found and may become susceptible to triggering with more snow loading.

Weather Forecast

Temperatures remain mild for the time of year with only a few flurries forecast.

Snowpack Summary

15 cm of new snow in the Columbia Icefields area overlies a highly variable snowpack. Moderate westerly ridge top winds are redistributing snow and wind slabs continue to develop on north through east aspects.

Avalanche Summary

The debris of several size 2.5 avalanches were observed in the south of the forecast region today, starting from cross loaded features in the alpine.

Confidence

Régions couvertes