Avalanche forecast

Waterton Lakes

Mar 4 – 7, 2018Parks Canada
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Archived · expired 9 years ago

Avalanche danger

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

Watch out for wind slabs when the Waterton Winds return.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2
    With forecasted winds expected to rise Sunday night, we can expect the new snow to form wind slabs.

  • Loose Dry

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Very Likely
    Size
    1–1.5

  • Deep Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely
    Size
    2–4
    No recent avalanches have been observed on this facet layer but this is the sleeping dragon.

Weather Forecast

Expected moderate SW winds arriving late Sunday through Tuesday. Day time temperatures between -4 and -10.

Snowpack Summary

New snow is adding to Waterton's significant snow pack. The mid-layer is well settled, but overlies a sleeping dragon as a deep persistent layer at the bottom of the snow pack.

Avalanche Summary

Several loose dry avalanches noted on steep terrain.

Confidence

Wind effect is extremely variable on Monday

Regions covered