Bulletin d’avalanche

Brazeau

Nov 18 – 20, 2023Avalanche Canada
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Archivé · expiré 3 years ago

Danger d’avalanche

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

Points saillants

Recently formed wind slabs in alpine features remain our main concern.

Early Season Conditions persist, so travel with caution.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    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.

Confidence

Low

Snowpack Summary

The snowpack is still generally very shallow with only 25-40cm at treeline. The alpine is heavily wind effected, with scoured windward slopes and ridges, and deposits up to a meter deep suspected in leeward features.

Weather Summary

Today

Cloudy with sunny periods.

Precipitation: Nil.

Alpine temperature: High -1 °C.

Ridge wind southwest: 10 km/h.

Freezing level: 1800 metres.

Sunday

Mainly cloudy with isolated flurries.

Precipitation: Trace.

Alpine temperature: High -3 °C.

Ridge wind southwest: 20 km/h gusting to 55 km/h.

Freezing level: 1800 metres.

Terrain and Travel Advice

  • Watch for areas of hard wind slab on alpine features.

Régions couvertes