Northern San Juan

Avalanche

Doug Goforth · Nov 8, 2020 · Northern San Juan

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Weather

South winds, temp low 20’s, partly cloudy. Sunday between storms.

Snowpack

10-15” new storm snow on top of 2” of moist faceting snow from previous storm. Slab was 4f to fist, right side up

Avalanche

2 Remote skier triggered soft slab D1 avalanches. Triggered on convex rolls, near treeline. Crown 10-18.” Broke on faceting snow from previous storm 2 weeks ago. Both remote triggered from 80’ and 50’. Size 50-60’ wide by 80-100’ long. Widespread collapses and propagating cracks observed from valley floor to alpine.