Bulletin d’avalanche

Jasper

Mar 27, 2022
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Archivé · expiré 5 years ago

Danger d’avalanche

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

Avalanche hazard is for the warmest part of the day, account for weak overnight freeze Sat-Sun nights. Maligne Road is closed and Icefields Parkway is expected to close on Sunday afternoon.Check Alberta 511 for updates.

Problèmes avalancheux

  • Wind Slabs

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

    New thin, soft wind slab to be found in lees in the alpine.

  • Loose Wet

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

    Warm precipitation and cloud coverage will prevent strong overnight freeze until Monday night. Make sure to investigate the strength of surface crust in the late hours of the day.

Weather Forecast

Sunday: Flurries. Accumulation: 11 cm. Alpine temperature: High 0 C. Ridge wind southwest: 15 km/h gusting to 40 km/h. Freezing level: 2200 metres.

Monday: Periods of snow. Accumulation: 13 cm. Alpine temperature: Low -8 C, High 0 C. Mostly light ridge wind occasionally gusting to 35 km/h. Freezing level: 2200 metres.

Snowpack Summary

0-10cm low density new snow, redistributed by strong SW winds, overlies a sun crust at all elevations and a melt-freeze crust up to 2100m on all aspects. Snow pack below 1700m is either wet or refrozen depending on the time of day and the solar input.

Avalanche Summary

No new natural avalanches observed or reported since Wednesday loose wet cycle.

Confidence

Freezing levels are uncertain

Régions couvertes