Avalanche Forecast

Issued: Feb 10th, 2025 4:00PM

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

Avalanche Canada Parks Canada, Avalanche Canada

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We are pressed under a cold Arctic airmass with rock bottom temperatures. Consider the risk of prolonged exposure in the event of even a small incident and plan accordingly.

Summary

Confidence

Moderate

Avalanche Summary

No avalanches were observed or reported today.

Snowpack Summary

Storm snow from last week has been redistributed into wind slabs, which now sit on top of the Jan 30 interface. This layer is active, with recent avalanche activity. The mid-pack is generally weak with facets while depth hoar over a crust forms an even weaker base. The snowpack is the weakest in eastern areas where snow depths are low. In these areas the basal weaknesses should be carefully considered.

Weather Summary

Tomorrow's temperatures will remain as cold as today, with only a gradual warming trend through the coming week. The wind will stay light from the North, maintaining the influence of the Arctic air mass. No snow is expected, though some cloud cover may develop in the afternoon.

Terrain and Travel Advice

  • Be careful as you transition into wind-affected terrain.
  • Closely monitor how the new snow is bonding to the old surface.
  • Be mindful that deep instabilities are still present in the snowpack.

Problems

Wind Slabs

An icon showing Wind Slabs

Winds have created a layer of hard windslab in many alpine lee features and moved snow in open areas at treeline. The wind transport has contributed to slab development with potential failure planes in the storm snow, at the January 30 facets, sun crusts, and isolated surface hoar.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 2

Valid until: Feb 11th, 2025 4:00PM

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