Bulletin d’avalanche

Jasper

Mar 1 – 2, 2020Parks Canada
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Archivé · expiré 7 years ago

Danger d’avalanche

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

As the winds increase, so will the hazard. Evaluate and choose terrain that avoids thin snow pack areas and/or that have been wind loaded

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–2.5

    Triggering wind slab in shallow areas has the potential to initiate the deep persistent slab.

  • Deep Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–3

    Skier triggering could occur in shallow snowpack areas or from large load. The consequences of triggering would be severe! Caution traveling, skiing and climbing in run out zones as avalanche have the potential to run full path

Weather Forecast

For Sunday, Cloudy with sunny periods and isolated flurries with trace precip. Alpine temperature high -12 °C. Ridge wind west: 20 km/h gusting to 55 km/h. Freezing level at valley bottom. Monday, Mainly cloudy with scattered flurries up to 4cm new snow winds continuing to be moderate with a valley bottom freezing level.

Mountain Weather Forecast

Snowpack Summary

Up 20cm of new low density snow overlies a variety of surfaces including depending on aspect and elevation. The Columbia Icefields region has a well bridged mid pack overlying basal facets and depth hoar. The northern part of the forecast region has a generally shallower snow pack that is less bridged above the basal facets and depth hoar.

Avalanche Summary

Field patrols were conducted at Bald Hills and highway 93N. No new avalanches were observed or reported.

Used daily by Forecasters, The Mountain Information Network is your way to share your field trip observations and helps contribute to the daily avalanche bulletin.

Confidence

Wind effect is extremely variable on Monday

Régions couvertes