Bulletin d’avalanche

Banff Yoho Kootenay

Jan 9 – 10, 2015Parks Canada
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Archivé · expiré 12 years ago

Danger d’avalanche

Fri
Sat
Alpin
3 · Marqué
Limite forestière
3 · Marqué
Sous la limite
2 · Modéré

Points saillants

Windslabs and basal weaknesses are still a significant threat in the forecast area. Limit your exposure to avalanche terrain.

Problèmes avalancheux

  • Wind Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible
    Taille
    1–3
  • Deep Persistent Slabs

    • Alpin
    • Limite forestière
    • Sous la limite forestière
    Probabilité
    Possible - Likely
    Taille
    1–3

Weather Forecast

A little warming Friday and then a return to moderately cool temperatures. Cloud and a few flurries are also expected for the next two days.

Snowpack Summary

Large weak facets and depth hoar in the basal snowpack layer continue to be a threat in most areas. Midpack faceting and buried surface hoar near treeline and in the alpine are also common. Windslabs on facets can be found on most exposed south and west aspects. Lee slabs on north and east aspects are also common near ridge tops.

Avalanche Summary

Yesterdays avalanche control produced numerous large avalanches and some continued natural activity today would indicate that things have not yet settled. Today's activity included avalanches to size 2 starting in steep terrain and stopping in the track.

Confidence

Régions couvertes