Avalanche forecast

Jasper

Dec 4 – 5, 2014Parks Canada
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Archived · expired 12 years ago

Avalanche danger

Thu
Fri
Alpine
3 · Considerable
Treeline
3 · Considerable
Below
2 · Moderate
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Highlights

Avalanche problems

  • Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2
    Storm snow has evolved into a persistent slab mainly around  treeline. 

  • Loose Dry

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2
    Dry loose snow avalanches are still possible in steep rocky and unsupported terrain.  Solar triggering is likely with forecasted sunny skies.

Weather Forecast

Gradual warming trend will continue with light winds and no precipitation for Thursday.  Light precipitation and cloudy skies are forecast starting on Friday and into the weekend.

Snowpack Summary

Significant settlement in past few days. The main weakness is a sandwich of crusts and facets at the mid to lower snowpack.

Avalanche Summary

Over the past few days, several 1.5 to 2 thin slab avalanches on southerly aspects around treeline have been reported in the Maligne area.

Confidence

Due to the number of field observations on Thursday

Regions covered