Avalanche Forecast
Issued: Mar 9th, 2018 4:13PM
The alpine rating is Wind Slabs and Loose Wet.
, the treeline rating is , and the below treeline rating is Known problems includeSummary
Weather Forecast
Our first major warming trend will occur over the next several days. Expect sunny skies and temperatures to get incrementally warmer with each day, peaking on Tuesday/Wednesday. For Saturday, expect treeline highs to be around -3C, winds light from the SW and freezing levels to be around 1600 m.
Snowpack Summary
Last weeks storm of 10-25 cm sits on a supportive midpack. The surface snow has had some wind transport in the alpine forming thin wind slabs .A sun crust has formed on solar aspects at treeline and below. The deeper facet layers down 80-150 cm remain weak and are currently dormant, but could become active with the warm days ahead.
Avalanche Summary
On Friday, there was a skier involvement in a size 1.5 windslab avalanche (30-40 cm thick, 50 m wide, ran 200m) on a lee slope above Bow Summit. Also noted were some loose wet avalanches to size 1.5 caused by the sun in steep rocky terrain below treeline.
Confidence
Problems
Wind Slabs
Aspects: North, North East, East, South East, South.
Elevations: Alpine.
Likelihood
Expected Size
Loose Wet
Aspects: North, North East, East, South East.
Elevations: All elevations.
Likelihood
Expected Size
Valid until: Mar 10th, 2018 4:00PM