Avalanche Forecast

Issued: Nov 28th, 2019 4:00PM

The alpine rating is moderate, the treeline rating is low, and the below treeline rating is low. Known problems include Wind Slabs and Loose Dry.

Parks Canada jesse milner, Parks Canada

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Be prepared for the weather as one would say. Clear skies and fairly cold temperatures are forecast for the next while.

Summary

Weather Forecast

High pressure system with cool temperatures and clear skies will remain in place with the exception of saturday with a slight warming trend to an alpine high of -8. The winds are forecast to remain light at all elevations. For more details: Avalanche Canada's, Mountain Weather Forecast.

Snowpack Summary

Some surface faceting of the recent 30cm of low density snow in the ice fields area. (less in Jasper town area) Previous reverse loading may have created wind slabs in the immediate lee in the alpine. This new snow is sitting on a variety of surfaces from wind scoured in the alpine to preserved surface hoar in the protected treeline features.

Avalanche Summary

No new avalanches observed or reported. No field observations for several days.

Confidence

Due to the number of field observations

Problems

Wind Slabs

An icon showing Wind Slabs

Be suspicious of wind slabs in the immediate lee from the recent north and easterly winds.

  • Be careful with reverse loaded pockets of wind slab at ridgeline.
  • Keep an eye out for reverse loading created by N-NE winds.

Aspects: East, South East, South, South West, West.

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 2

Loose Dry

An icon showing Loose Dry

Recent low density snow sitting on a variety of surfaces may be a problem in steep terrain such as gully features above ice climbs.

  • Be cautious of sluffing in steep terrain.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 1.5

Valid until: Nov 29th, 2019 4:00PM