Bulletin d’avalanche

Kananaskis

Nov 24 – 25, 2013Alberta Parks
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Archivé · expiré 13 years ago

Danger d’avalanche

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

Although avalanche conditions are slowly improving, caution is still advised in larger Alpine features. Numerous early season hazards remain a concern, but travel conditions have improved.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–3
    Both hard and soft wind slabs are found in lee and cross-loaded features in the Alpine and at Treeline. Steep and unsupported features are the primary concern, and gully features should be evaluated carefully.

  • Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Unlikely - Possible
    Taille
    1–4
    Avalanches that are initiated in the upper snowpack could step down to the October crust or the ground.

Confidence

Good - The weather pattern is stable

Weather Forecast

Monday is expected to be cloudy and relatively mild. Freezing levels will climb to 2000m and winds are expected to be moderate from the West. No precipitation is expected.

Avalanche Summary

Nothing new observed or reported.

Snowpack Summary

Surface facetting. Variable wind effect in Alpine. Test profile at 2300m on NE aspect. Total height of snow at this wind-loaded site was 123cm. Moderate compression tests observed under the October crust down 70cm. Inconsistent moderate shears in upper snowpack at old wind slab interfaces.

Régions couvertes