Bulletin d’avalanche

Jasper

Feb 10 – 11, 2015Parks Canada
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Archivé · expiré 12 years ago

Danger d’avalanche

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

The storm snow is starting to settle but bonding with the rain crust it its sitting on is uncertain.  Stick to low angle terrain until this can be tested.

Problèmes avalancheux

  • Storm Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible - Likely
    Taille
    1–4
    Thick storm slabs can be found on all aspects at treeline and above.

  • Deep Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–4
    This layer remains a concern in isolated areas above treeline and may be triggered by large loads.

Weather Forecast

Light flurries with light winds and seasonal temperatures for Tuesday and Wednesday.  Warm temperatures expected on Thursday extending into the weekend.

Snowpack Summary

Huge variation in the snowpack across the forecast region!! The Icefields Area received around 1 meter of snow since Friday while areas to the north received much less. Sensitive storm slab sitting of Jan 29 rain crust on all aspects at treeline and above. Trace to 5 cm new snow sitting on rain crust below treeline in most areas.

Avalanche Summary

Minor sluffing of loose dry snow out of steep terrain.  No new observations. 

Confidence

Freezing levels are uncertain on Thursday

Régions couvertes