Small slides on road cuts along the Big Sky trail triggered by the groomer on Thursday night (12/17/20).
Photo: M. Global
Location
Advisory Year
Avalanche Details: Small road cut slides near West Yellowstone
Forecast link: GNFAC Avalanche Forecast for Sun Dec 20, 2020
Southern Madison, 2020-12-18
Forecast link: GNFAC Avalanche Forecast for Sun Dec 20, 2020