Avalanche forecast

Jasper

Jan 17 – 18, 2017Parks Canada
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Avalanche danger

Tue
Wed
Alpine
4 · High
Treeline
3 · Considerable
Below
2 · Moderate
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Highlights

If the forecasted snow shows up (15 to 30cms), it will likely create dangerous avalanche conditions.

Avalanche problems

  • Storm Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Likely
    Size
    1–2
    Forecasted snow amounts expected to be 10 to 30cms over the next 24 hours. Regardless of volume, this snow will fall on to a variety of surface forms (rocks, small surface hoar; facets, or hard windslabs).

  • Deep Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–3
    If triggered, potential for large destructive avalanches incorporating the season's snowpack.

Weather Forecast

Over the next 24 hours freezing levels will rise to 1,500m. Winds will be moderate from the south west and gusting to strong strong values in the alpine. 15 to 30 cm forecast over the next 72 hours , tapering off by Wednesday afternoon.

Snowpack Summary

Multiple surface and buried wind slabs overlying a variety of faceted weaknesses to ground. Extensive scouring and wind affect in the alpine.

Avalanche Summary

No new avalanches.

Confidence

Timing, track, or intensity of incoming weather system is uncertain on Tuesday

Regions covered