Avalanche Forecast

Issued: Mar 14th, 2012 5:00PM

The alpine rating is considerable, the treeline rating is considerable, and the below treeline rating is considerable. Known problems include Storm Slabs and Persistent Slabs.

mike eder, Parks Canada

Jasper.

Summary

Weather Forecast

Snowpack Summary

Avalanche Summary

Confidence

Timing, track, or intensity of incoming weather system is uncertain

Problems

Storm Slabs

Steady moderate Southwest winds in the alpine continue to add slabs on Northeast aspects over the buried surface hoar layer. Even triggering a small storm slab has the potential to step down to the buried weak layer described below.

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

Elevations: All elevations.

Likelihood

Likely

Expected Size

1 - 3

Persistent Slabs

The buried suface hoar layer remains touchy in locations where it did not slide in last week's storm cycle. Cracking and whumphing are still occurring. Extra caution is needed for slopes that did not slide in the last storm.

Aspects: All aspects.

Elevations: All elevations.

Likelihood

Possible - Likely

Expected Size

2 - 4

Valid until: Mar 15th, 2012 5:00PM