Avalanche on Surface Hoar in YNP

From obs (2/4/22): "Touchy surface hoar layer buried under slabs on top of old surface facts in wind protected north and east facing aspects. The layer was observed between 8400 and 9400 feet in the southern Absaroka Range, in Yellowstone National Park. Intentionally skier triggered D1 and D2 slabs 10-30cm thick."

Photo: S. Rathbun

Advisory Year
Out of Advisory Area, 2022-02-05