From obs: "A small snowboarder-triggered avalanche from 12/31 on a southeast-facing slope at 9,000 feet that broke on the 30cm layer and stepped down to the 40cm layer. The snowboarder was briefly caught in the sliding snow but maintained his footing as the snow washed past him."
Avalanche Details: Storm Slab near Mt. Zimmer YurtCooke City, 2023-01-02
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