Avalanche Forecast

Issued: Jan 2nd, 2023 4:00PM

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

Avalanche Canada isnowsell, Avalanche Canada

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The snowpack consists of multiple buried weak layers. The likelihood of triggering avalanches is decreasing, however, if you do the consequences could be very high.

Summary

Confidence

Moderate

Avalanche Summary

No recent avalanche activity has been reported in the region.

Please continue to share any observations or photos on the Mountain Information Network.

Snowpack Summary

Roughly 30 to 60 cm of low-density snow overlies a generally weak, facetted snowpack with multiple buried weak layers. A layer of particular concern that was buried in November, consists of weak facets, surface hoar, and/or a thin crust, and is near the bottom of the snowpack.

Snowpack depths are roughly 150 to 175 cm at treeline.

Weather Summary

Monday night

Mostly clear, with no precipitation. Moderate southerly winds. -5 to -10 C at treeline. Temperate inversion in the alpine.

Tuesday

Mostly sunny, with no precipitation. Moderate southwest winds. -5 to -10 C at treeline.

Wednesday

Mostly sunny, with no precipitation. Moderate southerly winds. -5 to -10 C at treeline.

Thursday

Mostly cloudy, with no precipitation. Moderate to strong southerly winds. 0 to -5 C at treeline.

More details can be found in the Mountain Weather Forecast.

Terrain and Travel Advice

  • Watch for newly formed and reactive wind slabs as you transition into wind affected terrain.
  • Keep in mind that human triggering potential persists as natural avalanching tapers off.
  • Be especially cautious near rock outcroppings, on steep convexities and anywhere the snowpack feels thinner than average.

Problems

Persistent Slabs

An icon showing Persistent Slabs

The mid and lower snowpack is generally weak, facetted and contains multiple buried weak layers. Larger than expected avalanches are possible due to the likelihood of avalanches stepping down to deeper weak layers.

Aspects: All aspects.

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

2 - 3

Wind Slabs

An icon showing Wind Slabs

Low density snow on the surface is primed to be redistributed by moderate to strong southerly winds. It is possible for small wind slab avalanches to step down to deeper weak layers creating bigger then expected avalanches.

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

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

1 - 2

Valid until: Jan 3rd, 2023 4:00PM