Avalanche Forecast

Issued: Dec 19th, 2017 4:00PM

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

max darrah, Parks Canada

Jasper.

Small isolated pockets of windslab may be found in exposed areas at upper elevations.

Summary

Weather Forecast

Scattered flurries throughout the week, totalling 10cm by Friday. Temps to remain cool, warming slightly with a clearing trend mid-week. Winds intensifying to moderate SW on Wednesday, then switching to the North by the end of the week.

Snowpack Summary

Small amounts of new snow cover a variety of wind affected surfaces and rocks. Midpack layers are unreactive in field tests. Recent winds have formed some isolated pockets of soft windslab in exposed areas at upper elevations.

Avalanche Summary

No natural activity observed by field team in Columbia Icefield Area. Minimal sloughing and very isolated pockets of soft slab triggered by ski cutting.

Confidence

Problems

Wind Slabs

Use caution above ledges and cliffs where small avalanches may have severe consequences.

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

Elevations: Alpine, Treeline.

Likelihood

Unlikely - Possible

Expected Size

1 - 1

Valid until: Dec 20th, 2017 4:00PM