Avalanche forecast

Jasper

Nov 11 – 12, 2012Parks Canada
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Archived · expired 14 years ago

Avalanche danger

Sun
Mon
Alpine
2 · Moderate
Treeline
1 · Low
Below
No rating
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Highlights

Daily bulletins will be starting soon, check back for updates on conditions.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–3
    Be aware of changes in snow depth as you travel above treeline - this could be an indication of wind loading and the presence of a wind slab.  Several wind slab releases were observed on steep rock slabs above 2400m.

  • Loose Dry

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2
    Natural sluffing observed in steep rocky terrain with enough mass to ruin a good day of ice climbing.

Weather Forecast

Cold and clear through the weekend with no new precipitation expected.  Milder temps and overcast skies expected next week, with scattered light precipitation. 

Snowpack Summary

Cold temperatures and shallow snowpack is promoting faceting.

Avalanche Summary

Several loose dry avalanches to size 1.5 were observed in the past 24 hours in steep terrain, as well as isolated windslabs to size 2.5 in steep, wind loaded features near ridgetops.

Confidence

Due to the number of field observations

Regions covered