Boletín de aludes

Jasper

Jan 2 – 3, 2017Parks Canada
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Archivado · caducó 10 years ago

Peligro de aludes

Mon
Tue
Alta montaña
2 · Moderado
Límite del bosque
2 · Moderado
Bajo el límite
1 · Débil
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Lo esencial

Prepare for cold temperatures all this week.

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Unlikely - Possible
    Tamaño
    1–2
    Cold temperatures and hard slab conditions make triggering less likely.  Triggering from shallow spots a possibility.

  • Persistent Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–3
    This layer will weaken with cold temperatures.

Weather Forecast

Temperatures dropping below -30s for lows.  A few flurries possible on Monday.  Dry and cold through the week.

Snowpack Summary

Southerly slopes in the alpine have been stripped by previous Strong SW winds with hard slab on lee features. At treeline, there is a faceted snowpack that is still just supportive but weakening in shallow areas. Cross-loaded slopes on westerly aspects starting to release at Treeline and above.

Avalanche Summary

2 slab avalanches observed in the Nigel Basin across from Parkers Ridge in cross-loaded gullies above treeline on SW aspect.  Size 2 and 2.5.

Confidence

The weather pattern is stable on Monday

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