Bulletin d’avalanche

Jasper

Apr 27 – 28, 2012Parks Canada
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Archivé · expiré 14 years ago

Danger d’avalanche

Sun
Mon
Alpin
1 · Faible
Limite forestière
2 · Modéré
Sous la limite
2 · Modéré
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Points saillants

A strong melt freeze crust overnight will provide excellent early day travel conditions. Expect this crust to deteriorate by early afternoon.

Problèmes avalancheux

  • Loose Wet

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2
    A good melt freeze crust should develop overnight Friday. Expect unstable isothermal conditions below treeline. Loose snow avalanches to size 2 are possible on steeper slopes by the afternoon under sunny skies.

  • Deep Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    2–3
    Large triggers such as cornice failure could release large slab avalanches on several deep failure planes including ground, especially on steep slopes with a smooth rock slab bed surface.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Timing or intensity of solar radiation is uncertain on Saturday

Régions couvertes