Wintery mix near Donner Peak

Wintery mix near Donner Peak, intermitent showers, rain, snow, and Groupel at 6900' at 1400. Snow line appeared to be just below us, estimated at 6800'. Calm winds all afternoon. Widespread runnels in observed area.  Previous natural cornice fall, roller balls and pin wheels in the poop chute area.  As well as human triggered pinwheels and rollerballs on slopes steeper than 30 degrees We got CT H results on the buried near surface facets approximately 120CM down.  These facets appeared to be rounding in the observed area.