Boletín de aludes

Banff Yoho Kootenay

Mar 17 – 18, 2012Parks Canada
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Archivado · caducó 15 years ago

Peligro de aludes

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

Lo esencial

With sunny periods and fairly calm conditions, the sun will start to pack some punch on solar aspects, This may result in increased hazard. Conditions are improving on the Valentines surface hoar, but we are far from a green light. SH

Problemas de aludes

  • Cornices

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    2–3
    Cooler but sunny periods are forecast, and we could see some of the big cornices start to fail again as the sun heats them up. A cornice release could be the trigger needed to tickle the weaker layers below.
  • Persistent Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible - Likely
    Tamaño
    2–3
    The Valentines surface hoar layer has been less reactive and is producing harder shears as bridging strength increases. Confidence is slowly building but as it is now buried 70-120cm deep, slopes which get triggered will produce large avalanches.
  • Storm Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible
    Tamaño
    1–2
    Storm slabs up to 50cm thick have been less reactive today,but can be still triggered in steeper terrain. Areas around ridge crests will be most susceptible.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Due to the number of field observations

Regiones cubiertas