Avalanche forecast

Kananaskis

Mar 9 – 10, 2017Alberta Parks
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Archived · expired 10 years ago

Avalanche danger

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

There are many features in the alpine such as cross loaded gullies and lee features that are primed for human triggering.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Likely
    Size
    2–3
    Lee and cross loaded features are especially loaded and look primed for human triggering. 

  • Cornices

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Likely
    Size
    2–3
    Several cornice failures over the past week have triggered deep and large avalanches.

  • Deep Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    2–3
    An avalanche initiated in the upper snowpack could step down to a deeper weak layer.

Confidence

-

Weather Forecast

Friday will see 6cm of snow with a high temperature in the alpine of -6c.  West ridge winds of 25km/hr with gusts to 50km/hr.  Freezing level of 1700m for Friday.

Avalanche Summary

No new avalanches observed.

Snowpack Summary

Wind effected snow in the alpine.  Cornices are large and if they fail, they can wake up the deeper layers.  The weakest part of the snowpack is still the basal facets and depth hoar.

Regions covered