Avalanche
- Weak Layer
- Facets
- Trigger Type
- Natural
- Avalanche Type
- Hard Slab
- Start Zone Aspect
- Northeast
- Avalanche Problem
- Persistent Weak Layer
- Start Zone Elevation
- 2896 m
Main Bowl of Headwall appeared to Natural late in the day on the 23rd or overnight into the 24th. Broke to ground. Did not approach from the East ridge, thus could not observe if the lower ridge went. Small pocket at mid slope on the East facing armpit went as well
Below photo from: Greg Norrander