Observation Date
Monday, December 13, 2021
Avalanche Date
Monday, December 13, 2021
Region
Logan » Logan River » Tony Grove » Cornice Ridge » Grandfather Cornice
Location Name or Route
Cornice Ridge, Grandfather Cornice
Elevation
9,400'
Aspect
Northeast
Slope Angle
Unknown
Trigger
Natural
Avalanche Type
Soft Slab
Avalanche Problem
Wind Drifted Snow
Weak Layer
New Snow/Old Snow Interface
Depth
2'
Width
100'
Vertical
400'
Comments
An observer texted us these pictures of a natural avalanche that likely occurred early Monday morning (12/13) with a significant increase in south winds overnight.
Coordinates