Avalanche activity near and above treeline on Hidden Peak

Location Name: 
Hidden Peak
Region: 
West Shore Area
Date and time of avalanche (best estimate if unknown): 
Thu, 03/04/2010 - 11:30
Location Map: 
United States
38° 58' 41.6496" N, 120° 7' 39.8604" W
See map: Google Maps
US


Red Flags: 
Recent avalanche activity
Recent loading by new snow, wind, or rain
Obvious avalanche path
Observation made by: Forecaster
Avalanche Observations
Avalanche Type: 
dry,slab,
Slope: 
39degrees
Trigger type: 
Natural
Crown Height: 
1 ft
Aspect: 
Northeast
Weak Layer: 
Old Snow
Avalanche Width: 
100ft.
Terrain: 
Near Treeline
Elevation: 
9 000ft.
Bed Surface: 
Old Snow
Avalanche Length: 
250ft.
More detailed information about the avalanche: 

 

Snowpit or crown profile photo or graph: 
Avalanche Photos: 
Weather Observations
Blowing Snow: 
No
Air temperature: 
Below Freezing
Wind Speed: 
Light
Precipitation: 
None
Air temperature trend: 
Static
Wind Direction: 
West
Accumulation rate: 
None
More detailed information about the weather: