Bulletin d’avalanche

Waterton Lakes

Nov 9 – 12, 2020
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Archivé · expiré 6 years ago

Danger d’avalanche

Tue
Wed
Alpin
Sans niveau
Limite forestière
Sans niveau
Sous la limite
Sans niveau
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Points saillants

Waterton received 50cm of low density snow in the past 72 h. This should set us up nicely for a great ski season but early season hazards require a cautious approach. The Akamina Parkway is closed as of the the writing of this bulletin. 

Problèmes avalancheux

  • Wind Slabs

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

    Wind Slabs will become the primary hazard early next week as Westerly winds increase.

  • Loose Dry

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Likely - Very Likely
    Taille
    1–1.5

    50 cm of unconsolidated snow will be easily triggered in steep terrain. The likelihood of loose dry avalanches combined with early season hazards makes skiing a poor choice at the moment.

Weather Forecast

Tonight- Isolated flurries with a low of -12. West winds increasing to 40km/h

Monday - Cloudy with sunny periods. freezing levels remaining a valley bottom with trace precipitation. 50km/h west wind gusting 70km/h in the afternoon.

Tuesday- Mostly Cloudy with isolated flurries. High of -5 with moderate SW winds.

Snowpack Summary

50 cm of low density snow has fallen in the past 72 h. This snow has fallen on bare ground below 2100m. Above this elevation, new snow sits above a a 5-10 cm thick rain crust.

Avalanche Summary

Extremely limited observations due to adverse travel conditions.

Confidence

Régions couvertes