Avalanche Forecast

Issued: Feb 4th, 2025 4:00PM

The alpine rating is considerable, the treeline rating is considerable, and the below treeline rating is low. Known problems include Wind Slabs and Persistent Slabs.

Avalanche Canada Avalanche Canada, Avalanche Canada

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Use extra caution in exposed terrain where wind affect is significant

The best riding will be found in sheltered terrain

Summary

Confidence

Moderate

Avalanche Summary

On Sunday, in the Hankin area, a natural wind slab avalanche was observed above the cabin. Review this MIN for further details.

During last weeks avalanche cycle, wind slabs were able to step down to weak layers from December.

Snowpack Summary

Moderate to strong northeast outflow wind continues to impact the snow surface in exposed terrain. In sheltered terrain 20 to 40 cm of snow overlies a layer of facets and a crust from late January. Surface hoar may also be found at this interface.

A layer of facets and crust from early December is buried approximately 60 to 120 cm deep.

Weather Summary

Tuesday Night

Clear skies. 25 to 50 km/h northeast ridgetop wind. Treeline temperature -14 °C, potential temperature inversion with colder temperatures at valley bottom.

Wednesday

Sunny. 20 to 40 km/h north ridgetop wind. Treeline temperature -12 °C, temperature inversion breaking down during day.

Thursday

Sunny in the morning and increasing cloud in the late afternoon. 20 to 30 km/h east ridgetop wind. Treeline temperature -16 °C.

Friday

Sunny. 20 to 30 km/h northwest ridgetop wind. Treeline temperature -17 °C.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Avoid steep, rocky, and wind-affected areas where triggering slabs is more likely.
  • Be careful with wind-loaded pockets, especially near ridge crests and rollovers.

Problems

Wind Slabs

An icon showing Wind Slabs

Northeast winds have heavily impacted the snow surface. Wind slabs are likely in exposed terrain.

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

Elevations: All elevations.

Likelihood

Likely

Expected Size

1 - 2

Persistent Slabs

An icon showing Persistent Slabs

A 50 to 100 cm deep weak layer from early December, may be possible to trigger on steep, rocky or shallow slopes.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

1.5 - 2.5

Valid until: Feb 5th, 2025 4:00PM

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