Avalanche forecast

Waterton Lakes

Jan 25 – 28, 2019Parks Canada
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Avalanche danger

Sat
Sun
Alpine
2 · Moderate
Treeline
2 · Moderate
Below
1 · Low
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Highlights

Freezing Levels are uncertain on Saturday. Expected recently formed Wind Slabs to become reactive as temperatures rise.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2
    Westerly winds have formed thin wind slabs over a crust layer.

  • Deep Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    2–3
    This layer likely requires a large trigger. Be cautious when transitioning from thick to thin snowpack areas

Weather Forecast

Friday: Cloudy with sunny periods and isolated flurries. Moderate west winds. Alpine high -7Saturday: Mainly cloudy with isolated flurries. Moderate westerly winds. Freezing level is uncertain but may rise into the alpine.Sunday:  5cm of snow with increasing West wind.

Snowpack Summary

30cm of recently wind affected snow sits atop a crust layer below 2000m . The midpack is strong in deep snowpack areas, but the facets lingering at the bottom remain a concern in thinner areas.

Avalanche Summary

No new Avalanche activity observed.

Confidence

Freezing levels are uncertain on Saturday

Regions covered