Bulletin d’avalanche

Kananaskis

Dec 4 – 5, 2013Alberta Parks
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Archivé · expiré 13 years ago

Danger d’avalanche

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

Very cold temperatures and no new snow will lead to a slow improvement in the Danger Ratings. Unfortunately ski quality is not likely to improve for some time.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–4
    Reverse wind-loading has formed thin wind slabs on W through SE aspects. In some cases these slabs sit on layers of sun crust or surface hoar. The likelihood of triggering is highly variable, so use caution when choosing terrain features.

  • Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Unlikely - Possible
    Taille
    2–5
    Avalanches initiated in the upper snowpack are likely to step down to the basal October crust and involve the entire winters snowpack.

Confidence

Good - The weather pattern is stable

Weather Forecast

Mostly sunny on Thursday with temperatures topping out near -21. Winds will be light to moderate from the north. No new snow is expected over the next several days.

Avalanche Summary

Very isolated sluffing in steep rocky terrain up to size 1.0.

Snowpack Summary

Surface faceting continues and limited surface hoar growth in isolated areas. Snowpack continues to weaken.

Régions couvertes