Boletín de aludes

Jasper

Jan 6 – 7, 2017Parks Canada
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Archivado · caducó 10 years ago

Peligro de aludes

Fri
Sat
Alta montaña
2 · Moderado
Límite del bosque
1 · Débil
Bajo el límite
1 · Débil
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Lo esencial

Just a dusting of new snow leading into the weekend. Mostly cosmetic, not yet enough to improve ski quality.

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Unlikely - Possible
    Tamaño
    1–3
    Cold temperatures and hard slab conditions make triggering less likely. Triggering from shallow spots remains a possibility.

  • Loose Dry

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–2
    Arctic temperatures faceting the surface snow causing it to lose cohesion and release loose dry avalanches in steep alpine rocky terrain. Particularly concerning for ice-climbers in confined terrain.

Avalanche Summary

No new avalanches have been observed or reported in the past 24 hours .

Confidence

Wind effect is extremely variable

Weather Forecast

Warmer temps in the west and south of the park with treeline highs of -8 and lows of -17. Snow flurries may produce up to 5cm of snow in the next 24 hours. Winds will be light from from the west.

Snowpack Summary

Cold and below average snowfall has left the snowpack weak, shallow and with several concerning yet inactive layers. The base is rapidly turning to depth hoar above which is a significant rain crust now buried up to a meter below the surface. The upper snowpack is stratified with wind slabs, the bond between is considered fairly suspect.

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