Avalanche forecast

Waterton Lakes

Apr 11 – 14, 2019Parks Canada
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Archived · expired 7 years ago

Avalanche danger

Sat
Sun
Alpine
No rating
Treeline
No rating
Below
No rating
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Highlights

Incoming precipitation will increase the hazard where it falls as rain down low, and where it will form new windslabs up high.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    1–2
    Strong winds and snowfall above treeline on Friday and Saturday will form new windslabs. These will become more reactive if the sun comes out.

  • Loose Wet

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–1.5
    Rain on Saturday may trigger loose avalanches below treeline where snow remains.

Weather Forecast

Friday: Cloudy with sunny periods and isolated showers/flurries with a 1900m freezing level and light winds.Saturday: Showers with flurries up high, up to 10cm of new snow above treeline. Freezing level 1800m with SW winds gusting to 85km/hSunday: Cloudy with sunny periods and light gusting strong SW winds. Freezing level 1600m.

Snowpack Summary

In most areas we are seeing a typical spring snowpack with crusts breaking down in the heat of the day. If you can get above snowline, expect to see 5cm of new, wet snow on Friday and 10cm on Saturday falling as rain at lower elevations. The midpack is generally moist and well settled.

Avalanche Summary

No new recent avalanches observed.

Confidence

Regions covered