Bulletin d’avalanche

Jasper

Dec 17 – 18, 2017Parks Canada
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Archivé · expiré 9 years ago

Danger d’avalanche

Mon
Tue
Alpin
1 · Faible
Limite forestière
1 · Faible
Sous la limite
1 · Faible
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Points saillants

A bit of new snow might improve ski quality in sheltered areas on Sunday.  Enjoy the stable conditions while they last.

Problèmes avalancheux

  • Deep Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Unlikely
    Taille
    2–3
    Heavy loads like a cornice failure might trigger this deep instability.

Weather Forecast

10 cm possible through the day on Sunday with light to moderate SW winds and seasonal temperatures.  A return to dry conditions beginning Monday and continuing through the week accompanied by cold temperatures and light to moderate SW winds shifting to NE on Tuesday.

Snowpack Summary

The snowpack is well-settled. There are 3 crusts in the snowpack, one is located near the snowpack base (220 to 2900 m), another about 30 cm below the snow surface around treeline and a melt-freeze crust on the surface on steep solar aspects. Widespread wind affected snow exists in the alpine.

Avalanche Summary

No patrol occurred on Saturday and nothing new was reported.

Confidence

The weather pattern is stable on Sunday

Régions couvertes