Avalanche Forecast

Issued: Mar 19th, 2022 4:00PM

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

Avalanche Canada TRettie, Avalanche Canada

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Carefully assess the wind slab hazard as you move through terrain. Wind slab hazard increases with elevation.

Summary

Confidence

Moderate -

Weather Forecast

Saturday night: flurries bringing trace amounts of new snow with moderate westerly winds. Low of -3 at 1200m.

Sunday: mostly cloudy with up to 10cm of snow. Freezing level around 900 m. Light southerly winds.

Monday: stormy with up to 25 cm of snow. Moderate southerly winds and freezing levels around 1300 m.

Tuesday: cloudy with 10 cm of new snow at higher elevations. moderate southerly winds and freezing levels rising to 2100 m.

Avalanche Summary

Natural and human triggered wet loose and dry loose avalanches up to size 1.5 have been observed in the region over the past few days. We suspect storm and wind slab avalanches will be reported on Saturday.

Snowpack Summary

Wind slab can be found on northerly aspects at higher elevations. The upper snowpack contains several crust layers that can likely be found on all aspects and elevations except high north terrain. The snowpack is considered well-settled and strong below these crusts. 

Terrain and Travel

  • Watch for newly formed and reactive wind slabs as you transition into wind affected terrain.
  • Use ridges or ribs to avoid areas of wind loaded snow.

Problems

Wind Slabs

An icon showing Wind Slabs

New wind slabs will likely be found near ridge crests at higher elevations on northerly aspects.

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

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 2

Valid until: Mar 20th, 2022 4:00PM

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