Boletín de aludes

Northwest Inland

Nov 22, 2016Avalanche Canada
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Archivado · caducó 10 years ago

Peligro de aludes

Tue
Wed
Alta montaña
Sin grado
Límite del bosque
Sin grado
Bajo el límite
Sin grado

Lo esencial

Given the very limited information on hand for this bulletin, I would tread cautiously and take the time to gather snowpack information as I go. Please submit any observations from your day to the MIN. Give info get info!

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–2
    Wind slabs may be touchy to rider triggers, especially where a buried crust exists.

Avalanche Summary

There are no recent avalanche observations from this region. Last Friday a MIN post (avalanche.ca) reported a small slab that pulled out below a cornice. The slab was 15 cm deep by 30 m wide.

Confidence

-

Weather Forecast

The arctic front will gradually weaken and move east as the week progresses. Unstable weather will bring light snow accumulations with freezing levels near 700 m tonight through Tuesday. Ridgetop winds will blow moderate to strong from the South. Wednesday will mostly be cloudy with some flurries.

Snowpack Summary

Snowpack depths are variable across the region and significantly peters out below treeline, opening it up for many early season hazards like open creeks, rocks, downed trees and below threshold for avalanche hazard. The average snowpack depth at treeline is 60 cm with 120 cm plus in the alpine. Surface snow tends to be variable with low density fluff to exposed areas of wind effect. A series of crusts buried beneath down 20-30 cm of fairly consolidated snow are showing sudden easy shears in snowpack tests. When traveling in the mountains Id maintain an investigative approach and dig down to test for weak layers before committing to a slope. If you've been in the mountains, please share your observations on our Mountain Information Network.

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