Avalanche Forecast

Issued: Mar 26th, 2019 4:00PM

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

snow safety, Parks Canada

Banff Yoho Kootenay.

Watch for winslabs developing in open lee areas and near ridgecrests.

Summary

Weather Forecast

Up to 15 cm has been modeled for the system passing over tuesday night. Accompanying winds will create windslabs.

Snowpack Summary

Some wind and fresh snow will create new windslabs near ridge crests and in open lee areas. Dry snow is still found on high north aspects. Many areas exhibit a cohesive midpack over the basal facets, while other thin areas have weak facets to the ground.

Avalanche Summary

No new avalanches observed or reported.

Confidence

Intensity of incoming weather systems is uncertain

Problems

Loose Wet

With reduced solar inputs and a cooling temperature trend forecasted this week, the loose wet problem will be less of a concern. Any unforseen increases in temps/solar or significant rain could quickly increase the likelihood of this problem.

Aspects: South East, South, South West.

Elevations: All elevations.

Likelihood

Unlikely

Expected Size

1 - 2

Wind Slabs

Use caution in lee areas. Recent wind loading have created wind slabs.

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

Elevations: Alpine, Treeline.

Likelihood

Possible

Expected Size

1 - 2

Valid until: Mar 27th, 2019 4:00PM