Boletín de aludes

Banff Yoho Kootenay

Nov 14 – 15, 2012Parks Canada
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Archivado · caducó 14 years ago

Peligro de aludes

Wed
Thu
Alta montaña
2 · Moderado
Límite del bosque
1 · Débil
Bajo el límite
Sin grado
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Lo esencial

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Unlikely - Possible
    Tamaño
    1–2
    Various hard and soft wind slabs (20-50cm thick) in the alpine are sitting on the Nov.6 crust and producing moderate shears with compression test. Slabs becoming less reactive but still possible for a skier to trigger these slabs in steep lee terrain

  • Persistent Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Unlikely - Possible
    Tamaño
    2–3
    In helicopter flight over the Wapta on Sunday several deep slabs size 2-3 were been noted on isolated steep alpine slopes . Failure plane was at the bottom of the snow pack on firn or glacier ice. 

Weather Forecast

Mixed sun and cloud for tomorrow with freezing levels around 1300 meters.. No snow forecasted through the end of the week.

Snowpack Summary

25 to 35 cm of last weeks storm snow overtop of Nov. 6 rain crust. This crust is well developed up to 2500 m and disappears around 2700m. Pit at Bow Summit showed mod. shears within crust with compression test. Various hard and soft slabs found in alpine

Avalanche Summary

No new naturals avalanches observed today. 

Confidence

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