Avalanche forecast

Jasper

Mar 17 – 18, 2020Parks Canada
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Archived · expired 7 years ago

Avalanche danger

Thu
Fri
Alpine
2 · Moderate
Treeline
1 · Low
Below
1 · Low

Highlights

Great skiing can be found in sheltered locations. Watch for wind slabs in isolated areas and the looming cornices above!

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely
    Size
    1.5–2.5

    Potential for old lingering wind slabs

    Winds have calmed to the Light range. Katabatic winds (Glacier outflow) will produce localized wind slabs.

    Potential to wake up with day time warming on solar aspects

  • Deep Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    2–3.5

    Large triggers may wake up this layer IE: Cornices in combination with day time warming

Weather Forecast

A mix of sun and cloud with temps dropping to -17 on Thursday. No new snow expected throughout the coming days.

More detailed forecast at: Mountain weather forecast

Snowpack Summary

Snowpack continues to settle due to Diurnal conditions. Scoured from previous winds. Old hard slabs exists in the alpine and open tree line. More confidence in the southern snowpack. Cornices remain an overhead hazard, Surprisingly little activity noted recently.

Avalanche Summary

Loose wet cycle on all elevations on solar aspects yesterday, to Size 2.5

Confidence

Regions covered