Bulletin d’avalanche

Jasper

Feb 28 – Mar 1, 2022
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Archivé · expiré 5 years ago

Danger d’avalanche

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

Points saillants

With the incoming storm there is potential for new wind slabs in the alpine and tree line. 

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2

Weather Forecast

Monday - Flurries. Accumulation: 6 cm. Alpine temperature: High -4 °C. Ridge wind southwest: 10-25 km/h. Freezing level: 1700 metres.

Tuesday - Flurries. Accumulation: 7 cm. Alpine temperature: Low -5 °C, High -3 °C. Ridge wind southwest: 15 km/h gusting to 50 km/h. Freezing level: 1900 metres.

Snowpack Summary

1 cm of new snow over sun crust on solar slopes. New snow has been accompanied by strong westerly winds, suspect new wind slab formation on lee slopes in the alpine and tree line elevations. Alpine stripped to rock at ridgetop & open features. There is weak snow layer at the bottom of the snowpack, this is widespread throughout the park.

Avalanche Summary

1 new size 2 slab avalanche observed on Feb 26 on the Churchill Slabs. Date of avalanche is unknown. 

Confidence

Timing, track, or intensity of incoming weather system is uncertain

Régions couvertes