Avalanche forecast

Jasper

Jan 2 – 3, 2017Parks Canada
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Avalanche danger

Mon
Tue
Alpine
2 · Moderate
Treeline
2 · Moderate
Below
1 · Low
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Highlights

Prepare for cold temperatures all this week.

Avalanche problems

  • Wind Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Unlikely - Possible
    Size
    1–2
    Cold temperatures and hard slab conditions make triggering less likely.  Triggering from shallow spots a possibility.

  • Persistent Slabs

    • Alpine
    • Treeline
    • Below treeline
    Likelihood
    Possible
    Size
    1–3
    This layer will weaken with cold temperatures.

Weather Forecast

Temperatures dropping below -30s for lows.  A few flurries possible on Monday.  Dry and cold through the week.

Snowpack Summary

Southerly slopes in the alpine have been stripped by previous Strong SW winds with hard slab on lee features. At treeline, there is a faceted snowpack that is still just supportive but weakening in shallow areas. Cross-loaded slopes on westerly aspects starting to release at Treeline and above.

Avalanche Summary

2 slab avalanches observed in the Nigel Basin across from Parkers Ridge in cross-loaded gullies above treeline on SW aspect.  Size 2 and 2.5.

Confidence

The weather pattern is stable on Monday

Regions covered