Boletín de aludes

South Rockies

Apr 9 – 10, 2013Avalanche Canada
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Archivado · caducó 13 years ago

Peligro de aludes

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

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–4
    Recent snow and gusty winds may have formed windslabs in lee features in the alpine

  • Loose Wet

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–4
    Loose moist or wet snow may continue to release naturally from steep terrain or rocky cliffs. Moist or wet snow in motion may scour down to the ground where the snowpack is isothermal.

Confidence

Fair - Due to limited field observations for the entire period

Weather Forecast

Wednesday:  A cold front traveling across the province will bring light precipitation. Freezing levels 1600m and moderate westerly winds are expected.Thursday: A lull between weather systems will mostly overcast skies with sunny breaks. Some light precipitation is possible. Freezing levels 1600m and strong northwesterly winds.Friday: Another pacific frontal system affects the southeast with some precipitation, but not until later in the day.

Avalanche Summary

Loose moist snow in motion released a wet slab on a North aspect of Mt. Hosmer. Loose wet or moist snow is expected to continue to release naturally from steep terrain or rocky areas at lower elevations.

Snowpack Summary

Overnight freezing has consolidated previously loose wet snow at treeline and above. Some new wind slabs may have developed during periods of strong easterly winds combined with new snow. The surface crust is expected to break down during the day and then re-freeze tonight. Moist or wet snow below treeline is not expected to have much of a recovery and may continue to be isothermal and weak.

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