On 4/18/22 near Cooke City we witnessed natural rollerballs and pinwheels by 11 am, and a couple wet loose slides below cliffs on southerly slopes around noon, and were able to easily trigger pinwheels on west-southwest aspects around 1230-1pm. Photo: GNFAC
Location
Sheep Creek
Avalanche Details: Rollerballs, Pinwheels and Wet Loose near Cooke
Cooke City, 2022-04-20