Observation: Turnagain

Location: Seattle Ridge - SE face, road side

Route & General Observations

Two human triggered wind slab avalanches seen on the front side of Seattle Ridge. These are believed to have been triggered either late in the day on Thursday 3/4 or earlier on Friday 3/5. No signs of persons being caught up in them were visible from looking at the debris.

Slab 1: Skier triggered, ~50′ wide, 5-10″ thick and running 200′

Slab 2: Believed to have been triggered from ridge, ~20′ wide, debris pulled out additional pockets of wind slab below. Largest pocket was ~50-70′ wide and whole avalanche ran around 300-400 feet. Crown estimated between 6-12″ thick.

Photos & Video
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