Avalanche forecast

Jasper

Jan 5 – 6, 2012Parks Canada
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Archived · expired 15 years ago

Avalanche danger

Thu
Fri
Alpine
4 · High
Treeline
3 · Considerable
Below
3 · Considerable
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Highlights

Maligne Road and Icefields Parkway closed. Avalanche control operations will take place throughout the day on January 5 along the Parkway. Highway should open Thursday PM.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–3
    Windslabs present in all sheltered lee features, evaluate local wind effect.

  • Storm Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible - Likely
    Size
    2–3
    Intense snow and rain below 1500 m.

  • Deep Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    2–4
    On Sunday, a large cornice failure on Kitchener ridge triggered a size 3 avalanche that ran 800m on moderate angle terrain. Cornices are large and precarious right now from winds and warm temperatures.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Wind effect is extremely variable on Wednesday

Regions covered