From obs (3/10/22) : "Today we triggered a small pocket of wind loaded snow while ascending (bootpacking) the East ridge of Blackmore. The convexity broke about 1 foot down and propagated about 10 feet wide. It ran the entire distance of the East face ~800’."
Photo: C. Firer
Location
Advisory Year
Avalanche Details: Skier triggered windslabs in Hyalite
Northern Gallatin, 2022-03-11