Avalanche forecast

Jasper

Nov 24 – 25, 2015Parks Canada
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Archived · expired 11 years ago

Avalanche danger

Tue
Wed
Alpine
3 · Considerable
Treeline
2 · Moderate
Below
1 · Low
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Highlights

More low density snow to 10 cm expected overnight. Still early season conditions  with rocks and rhubarb poking through. Careful at ridge-tops with a shallow snowpack.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    1–3
    Previous strong to moderate winds have formed wind slabs on cross-loaded and lee aspect slopes. They remain stubborn to trigger as no significant sliding layer exists underneath them.

Weather Forecast

The snow started Monday afternoon and up to 10cm is expected  and ending Tuesday. Winds shifting Northerly mid-storm and temperatures dropping. It will be clear skies, cold overnight temperatures, and Northeasterly winds the remainder of the week.

Snowpack Summary

Field observations in the Parkers area found snow depths vary between 10 to 140 cm. Where significant loading has occurred the snow remains stubborn and does not want to propagate. A further 10cm is forecast overnight is coming in with moderate winds.

Avalanche Summary

Limited observations today due to cloud cover. Increased avalanche activity suspected to increase after this latest pulse.

Confidence

Timing of incoming weather systems is uncertain on Tuesday

Regions covered