April 5, 2022
April 7, 2022
Zone or Region:
Wedge Mountain, Tumwater Canyon
Driving down from Stevens Pass winds were scouring westerlies and depositing snow in massive drifts on lee slopes in alpine terrain.
Observed Avalanche Problem #1: Wind Slab
Comments: Strong to extreme downslope westerly winds and intense transport on ridgelines were observed from Coles Corner to Leavenworth