Bollettino valanghe

Banff Yoho Kootenay

Feb 9 – 10, 2012Parks Canada
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Archiviato · scaduto 15 years ago

Pericolo valanghe

Thu
Fri
Alta quota
1 · Debole
Limite del bosco
1 · Debole
Sotto il limite
1 · Debole

In sintesi

As one of our forecasters said, stability is good but not "yahoo good". It is still only early February and a low danger rating does not preclude the triggering of isolated wind slabs the alpine.

Problemi valanghivi

  • Wind Slabs

    • Alta quota
    • Limite del bosco
    • Sotto il limite del bosco
    Probabilità
    Unlikely - Possible
    Dimensione
    2–3
    Field observations show wind slabs still exist at higher elevations (above 2800m) on the lee side of alpine ridges.
  • Cornices

    • Alta quota
    • Limite del bosco
    • Sotto il limite del bosco
    Probabilità
    Possible - Likely
    Dimensione
    2–3
    Strong winds from earlier in the month have created large cornices on lee (mostly easterly) aspects. Several large cornice collapses have been observed over the past week. These cornices could be a big enough trigger to trigger a deep slab.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Regioni coperte