Boletín de aludes

Banff Yoho Kootenay

Avalanche Canada
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Peligro de aludes

Sat
Sun
Alta montaña
Condiciones primaverales
Límite del bosque
Condiciones primaverales
Bajo el límite
Condiciones primaverales
Desactualizado: este boletín caducó 5 months ago. Estás viendo condiciones pasadas, no el boletín vigente.

Lo esencial

Spring Conditions Exist. The avalanche danger will be Low in the morning and then increase throughout the day as things warm up.

Problemas de aludes

  • Cornices

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Likely
    Tamaño
    1–2.5

    Large cornices exist throughout the forecast area. Warm day time temperatures may weaken the cornices causing them to collapse. Pay attention to what is above your route.

  • Loose Wet

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Likely
    Tamaño
    1–2

    Lots of solar inputs and high freezing levels on Friday will result in a loose wet avalanche problem in the afternoon.

Confidence

Avalanche Summary

Small loose wet surface avalanches out of steep terrain were observed in the afternoon on Thursday.

Snowpack Summary

Sun/temperature crusts exist on all aspects to 2300 m, and to ridge tops on solar aspects. These crusts will break down with afternoon heating. Shady aspects hold dry, settled snow above 2300 m. The January 24 persistent weak layer (facets over crust) is down 70–160+ cm and has been unreactive this week. Below this, the snowpack is generally strong with no significant weaknesses.

Weather Summary

A ridge of high pressure prevails through Saturday bringing clear sky's, lots of sun and high day-time freezing levels.

Friday: Expect a decent freeze Thursday night followed by freezing levels rising to 2600m during the day. Winds will be light from the west..

Saturday: Clear in morning, becoming cloudy in afternoon. Freezing levels rising to 2700m. Light SW winds.

Terrain and Travel Advice

  • Start your day early and be out of avalanche terrain during the heat of the day.
  • Travel early on sun-exposed slopes before cornices weaken with daytime warming.

Regiones cubiertas