Lawinenlagebericht

Banff Yoho Kootenay

Feb 25 – 26, 2012Parks Canada
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Archiviert · abgelaufen 15 years ago

Lawinengefahr

Sat
Sun
Hochgebirge
4 · Gross
Waldgrenze
4 · Gross
Unterhalb
3 · Erheblich

Kernpunkte

10-20 cm forecasted for tonight with Mod-Strong SW winds will tip us into another avalanche cycle on the Valentine's surface hoar. Be very selective and conservative with route selections this weekend.

Lawinenprobleme

  • Wind Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Likely
    Größe
    1–2
    Moderate to strong winds in the few days have created touchy wind slab conditions on lee terrain in the alpine. We expect these slabs to be added to with a forecast of mod to strong SW winds and 10-20 cm tonight.
  • Persistent Slabs

    • Hochgebirge
    • Waldgrenze
    • Unterhalb der Waldgrenze
    Wahrscheinlichkeit
    Very Likely
    Größe
    2–3
    At treeline 40-50 cm of settled storm snow sits overtop of the Feb. 14 surface hoar, up to 80 cm in the sunshine region. Even if a feature has avalanched there is likely residual hazard since we haven't seen good cleanouts in what has gone.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Forecast snowfall amounts are uncertain

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