Boletín de aludes

Jasper

Mar 30 – 31, 2012Parks Canada
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Archivado · caducó 15 years ago

Peligro de aludes

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

Lo esencial

One size 3 avalanche was noted today off an alpine ridgetop likely cornice triggered. Another 15cm is expected Friday night with a possible E flow Saturday evening delivering additional accumulations at Maligne and Icefields.

Problemas de aludes

  • Wind Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible - Likely
    Tamaño
    2–3
    Thursday night Maligne received 30cm and Icefields 5-20cm. Another 10-15cm may arrive Friday into Saturday. Winds continue to build slabs and add load potentially to a slippery crust from earlier sun effect particularly on steep solar aspects.
  • Persistent Slabs

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Unlikely - Possible
    Tamaño
    2–4
    The buried surface hoar layer 70-120cm down remains a concern in areas that have not avalanched. The layer is still being observed at treeline and below treeline locations yet 'generally' layers are bridging it above. Cautious of shallow locations.
  • Loose Wet

    • Alta montaña
    • Límite del bosque
    • Bajo el límite del bosque
    Probabilidad
    Possible - Likely
    Tamaño
    1–3
    Recent cloud cover has reduced daytime heating. Still be cautious if the sun pokes out as avalanche activity will increase quickly particularly on steep S or W aspect rock bluffs or gullies.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Timing, track, or intensity of incoming weather system is uncertain on Saturday

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