Avalanche forecast

Jasper

Dec 20 – 21, 2015Parks Canada
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Archived · expired 11 years ago

Avalanche danger

Sun
Mon
Alpine
2 · Moderate
Treeline
1 · Low
Below
1 · Low
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Highlights

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    1–2
    Steady Southwest winds and light precipitation expected to build new soft slabs in the alpine and exposed areas at treeline.

  • Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    1–3
    The Dec3 layer down 60cm has not been associated with any observed natural activity nor has it proven to be reactive to skier traffic. Further cooling temperatures and the consistently supportive mid-pack helping increase confidence in this layer.

Weather Forecast

Alpine temperatures remaining fairly consistent around -10C, with a steady moderate Southwest wind. 10cm of new snow expected by Tuesday. Freezing levels remain below 1000m.

Snowpack Summary

Generally supportive and well settled snowpack above 1700m. Recent wind affect in the alpine has created thin windslabs in the past 24 hours. Dec 3 interface down 60cm appears to be bonding well.

Avalanche Summary

No new avalanche activity observed or reported.

Confidence

Forecast snowfall amounts are uncertain

Regions covered