Avalanche forecast

Jasper

Jan 2 – 3, 2012Parks Canada
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Archived · expired 15 years ago

Avalanche danger

Mon
Tue
Alpine
3 · Considerable
Treeline
3 · Considerable
Below
2 · Moderate
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Highlights

Steady moderate gusting strong winds in Icefields zone over past 48 hrs continue. Scouring and depositing anywhere exposed above 2100m. Variable wind directions from North to South.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–3
    Variable windslabs continue to develop from moderate winds. These slabs remain surprisingly unreactive yet touchy pockets exist in specific locations. Choose conservative tracks.

  • Storm Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–3
    60 cm of snow fell since Tuesday. It has settled down to 45. The snow is wind affected in exposed above treeline locations. Sheltered spots below treeline, snow remains available for transport. Watch for crossloaded gullies or slab formation.

  • Deep Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    2–4
    A few cornice drops were able to trigger this layer proving the hidden danger of this weakness. Full path avalanches are possible.

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Regions covered