Avalanche Forecast

Issued: Feb 20th, 2024 4:00PM

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

Avalanche Canada BW, Avalanche Canada

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Conditions have improved but the nature of the snow pack still dictates concern for deeper slab releases. Best practice is to avoid rocky and thin snowpack areas in the alpine.

Summary

Confidence

Moderate

Avalanche Summary

No avalanches were observed or reported on Monday or Tuesday.

Snowpack Summary

Suncrust on steep solar aspects. Isolated wind slabs in the alpine. 10-25 cm of facetted snow over the Feb 3 crust. Persistent weak facet layers remain present in the mid and bottom of the snowpack.

Weather Summary

Isolated flurries for Tuesday night and Wednesday with total accumulations less then 3 cm by end of day on Wednesday. Ridgetop winds are forecast to be light to moderate from the west. Freezing Levels will rise to 1800 m on Wednesday.

For more information be sure to check AvCan's Mountain Weather.

Problems

Deep Persistent Slabs

An icon showing Deep Persistent Slabs

Several persistent weak facet layers exist in the mid-pack and at the bottom of the snowpack. Sporadic avalanche activity continues on these layers and the theme seems to be rocky, steep, thin snowpack areas in the alpine.

Aspects: All aspects.

Elevations: Alpine.

Likelihood

Unlikely

Expected Size

1.5 - 2.5

Wind Slabs

An icon showing Wind Slabs

Isolated wind-slabs exist in high alpine lee areas. Increased winds forecast for Friday may increase windslab development in the alpine.

Aspects: All aspects.

Elevations: Alpine.

Likelihood

Unlikely

Expected Size

1 - 2

Valid until: Feb 21st, 2024 4:00PM

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