Bulletin d’avalanche

Banff Yoho Kootenay

Feb 17 – 18, 2013Parks Canada
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Archivé · expiré 14 years ago

Danger d’avalanche

Sun
Mon
Alpin
3 · Marqué
Limite forestière
3 · Marqué
Sous la limite
1 · Faible
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Points saillants

Winds switched to SW this afternoon and some heavy precipitation was occurring west of the divide. Watch for new cornices and touchy wind slabs on steep lee slopes.

Problèmes avalancheux

  • Wind Slabs

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

  • Cornices

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

Weather Forecast

A weak storm will pass through on Saturday night followed by a short lived ridge building in for Sunday/Monday

Snowpack Summary

Winds have switched to southwesterly today creating a more usual loading pattern. Perhaps 10cm of new snow may fall overnight. New and old wind slabs persist on all open slopes at and above treeline. Cornices are building. Lower elevation slopes with less than 1m etre depth are weak and facetted.

Avalanche Summary

No new avalanches were observed today. Recent natural activity has been limited to steep lee terrain and small cornice falls.

Confidence

Timing, track, or intensity of incoming weather system is uncertain

Régions couvertes