Surface Hoar Crystal

A layer of 4-9mm Surface hoar crystals are buried 1.5-2' deep in the Lionhead area near West Yellowstone. (3mm grid) Photo: GNFAC

Advisory Year

17-18

Forecast link: GNFAC Avalanche Advisory for Tue Feb 13, 2018 GNFAC Avalanche Advisory for Wed Feb 14, 2018

Lionhead Range, 2018-02-12

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