Bulletin d’avalanche

Brazeau

Nov 16 – 17, 2023Avalanche Canada
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Archivé · expiré 3 years ago

Danger d’avalanche

Sat
Sun
Alpin
2 · Modéré
Limite forestière
1 · Faible
Sous la limite
Sans niveau

Points saillants

Watch out for rocks and stumps just below the snowpack if out skiing. Watch out for small but high consequence avalanches if out ice climbing.

Problèmes avalancheux

  • Wind Slabs

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

    Snow and wind loading with gusting winds created a wind slab hazard. The team has limited snowpack observations yet tests show the base is weak and the new snow interface is uncertain. Remain vigilant for reactive and changing conditions.

  • Loose Dry

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

    Use caution in steep, sheltered areas. Ice climbers should mindful of their overhead hazard.

Confidence

Low

Avalanche Summary

Monday noted one size 1.5 windslab roadside Hilda ridge. Sunday's Icefield patrol noted several size 1.5-2 wind slabs. Several wind slab have been remote triggered around Lake Louise.

Please consider submitting a MIN report.

Snowpack Summary

The Icefields received 20-40cm over the weekend plus gusting winds created wind slabs. It overlies a thin and faceted early season snowpack base. Stability tests fail easy at the base.

Weather Summary

Thursday:

A mix of sun and cloud.

Alpine temperature: High -10 °C.

Ridge wind west: 20 km/h.

Friday

Cloudy with sunny periods.

Alpine temperature: Low -9 °C, High -2 °C.

Ridge wind southwest: 15 km/h.

Freezing level: 2000 metres.

Mountain Weather Forecast https://avalanche.ca/weather/forecast

Terrain and Travel Advice

  • Avoid freshly wind loaded terrain features.
  • Be aware of the potential for loose avalanches in steep terrain where snow hasn't formed a slab.

Régions couvertes