Observer Name
Kobernik
Observation Date
Sunday, March 20, 2011
Avalanche Date
Sunday, March 20, 2011
Region
Salt Lake » Big Cottonwood Canyon » Silver Fork » West Bowl
Location Name or Route
North Facing Headwall
Elevation
9,800'
Aspect
North
Trigger
Natural
Avalanche Type
Soft Slab
Weak Layer
Density Change
Depth
12"
Width
Unknown
Vertical
250'
Comments
Wind loading from southerly winds. Suspect low density new snow under fresh wind slab was the weak layer. We found similar conditions throughout the day in other terrain. Hard to say how wide it was, but remnants of the crown made me think 50 to 80 feet wide.
Coordinates