Avalanche forecast

Jasper

Apr 14 – 15, 2015Parks Canada
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Archived · expired 11 years ago

Avalanche danger

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

Good spring skiing at upper elevations in sheltered locations.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2
    Wind slabs have formed on lee slopes and cross loaded features at alpine and exposed tree line elevations.

  • Cornices

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–2
    Cornice are large and ominous. Give them a wide berth whenever possible.

Weather Forecast

Cooling trend with light scattered snowfall up to 5cm and light to moderate Southwesterly winds.

Snowpack Summary

15cm to 20cm of recent storm snow has been whipped up by moderate winds into a windslab condition. This rests on a supportive temperature crust which exists up to 2500m.Weak basal facets are bridged by a strong mid-pack in most areas at treeline and above.

Avalanche Summary

Three cornice failures were noted yesterday. One initiated a size 2 slab on Parkers ridge.

Confidence

Regions covered