Northern San Juan

Avalanche

Mason Osgood · Dec 19, 2020 · Northern San Juan

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Weather

Lizard Head Pass, S/SE Aspect, 10k-12k, 15-25mph NW winds on ridgetop. 5-15 degrees temperature.

Snowpack

Less than 40cm of snowpack on S/SE aspects up to 11'800ft. Wind deposition on S/SE slopes on ridgetops.

Avalanche

Soft Wind Slab avalanche at ridgetop of Blackface. 11,800ft, S aspect. Skier triggered, swept off feet, carried less than 10ft unharmed. Wind Slab of 1-.5ft ran 50ft, propagated 200-300ft across ridgeline.