Boletín de aludes

Banff Yoho Kootenay

Dec 19 – 20, 2011Parks Canada
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Archivado · caducó 15 years ago

Peligro de aludes

Mon
Tue
Alta montaña
3 · Notable
Límite del bosque
3 · Notable
Bajo el límite
2 · Moderado

Lo esencial

15-30cm fell Sunday, which is making conditions touchy at higher elevations. Skiers had a close call today, causing a size 2.5 avalanche in the Lake Louise backcountry today on basal facets. Click the Facebook link below to see pictures.

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible - Likely
    Tamaño
    1–3
    Many soft wind slabs 15-30cm will be developing in lee areas that will be touchy to human triggering with increased forecast alpine winds on Monday afternoon.
  • Loose Dry

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible - Likely
    Tamaño
    1–2
    Lots of loose snow at all elevations that will spindrift heavily with any wind input, especially in gullies and climbing terrain.
  • Deep Persistent Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    2–3
    The new snow load is adding stress to the snowpack that sits over basal depth hoar and facets. This will be easiest to trigger from thin areas. The Lake Louise avalanche slid on this layer to ground.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Wind speed and direction is uncertain on Monday

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