Bulletin d’avalanche

Waterton Lakes

Jan 20 – 23, 2024Avalanche Canada
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Archivé · expiré 3 years ago

Danger d’avalanche

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

With an increase in both wind and temperature Friday night and into Saturday, new windslabs will form in the alpine and at treeline. Use cautious route finding while these new slabs bond to old surfaces.

Problèmes avalancheux

  • Wind Slabs

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

  • Persistent Slabs

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

    This layer is likely most reactive in steep sheltered places below treeline.

Confidence

Low

Avalanche Summary

Several dry loose natural avalanches up to size 2 were observed in steep alpine features on Thursday.

Snowpack Summary

20cm storm snow is being redistributed by moderate to strong SW winds. This new windslab overlies older windslabs 30 - 40 cm deep. Jan 7th facets and Dec 23rd crust are down 40-100 cm. Early season basal crust complex exists most places in the alpine and at treeline. Significantly less snow in the eastern areas of the park. Snowpack depths between 30 - 170 cm.

Weather Summary

Sat

Mainly cloudy with isolated flurries. Trace precip with M-S SW winds. FL 1700m

Sun

Cloudy with scattered flurries. Light snow amounts 5cm moderate SW winds. FL 1600m

Mon

Mainly cloudy with isolated flurries. Trace precip with moderate SW winds. FL 1600m

For more info see: Mountain Weather Forecast.

Terrain and Travel Advice

  • Be carefull around freshly wind loaded features.

Régions couvertes