Avalanche Forecast

Issued: Mar 4th, 2019 4:55PM

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

Avalanche Canada jleblanc, Avalanche Canada

Small wind slabs can be found on isolated terrain features.

Summary

Confidence

High -

Weather Forecast

TUESDAY: Cloudy with sunny periods/ Light to moderate east winds / Alpine temperature high -9C WEDNESDAY: Mainly cloudy with scattered flurries beginning overnight/ Light to moderate south east winds/ Alpine temperature high -5CTHURSDAY: Mix of sun and clouds with isolated flurries and new snow amounts up to 5 cm / Light to moderate south west winds/ Alpine temperature high -9C

Avalanche Summary

Skiers and snowmobilers have recently triggered wind slabs avalanches up to size 1 on alpine slopes and cross-loaded features. These wind slabs failed on older firm surfaces or facets approximately 40 cm down.

Snowpack Summary

10-20 cm of low density snow covers a variety of old surfaces. These include firm wind affected snow (either scoured or hard wind slab) in alpine and treeline terrain as well as sugary faceted snow, sun crusts on steep solar aspects, surface hoar in sheltered areas. The mid and lower snowpack is generally well-settled.

Problems

Wind Slabs

An icon showing Wind Slabs
Easterly wind has formed small pockets of wind slabs at treeline and alpine elevations on lee terrain features near ridges.

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

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

1 - 1.5

Valid until: Mar 5th, 2019 2:00PM

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