Avalanche Forecast

Issued: Mar 14th, 2015 4:00PM

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

Avalanche Canada snow safety, Avalanche Canada

Conditions will improve as temperatures cool off Sunday.  Watch locally for wind slab formation at upper elevations. SH

Summary

Weather Forecast

15-20 cm in the alpine can be expected in most of the forecast region by Sunday AM. Rain will stop this evening and turn to snow at valley bottom.  This is a quick moving system which will  settle down Sunday morning.  Freezing levels to valley bottom and alpine highs of -8C for Sunday. 

Snowpack Summary

Rain at lower elevations (below 2000m) has saturated thin snowpack areas. 15-20cm and mod-strong West winds are expected by Sunday morning, which will form fresh wind slabs over previous wind slabs and hard surfaces in exposed lee terrain.

Avalanche Summary

No new avalanches observed or reported today.

Confidence

Due to the number of field observations on Saturday

Problems

Wind Slabs

An icon showing Wind Slabs

Up to 20cm with mod-strong West winds will form isolated wind slabs in lee features.  These may be touchy in the short term.

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

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

Elevations: Alpine, Treeline.

Likelihood

Possible - Likely

Expected Size

1 - 2

Valid until: Mar 15th, 2015 4:00PM