Silver Peak avalanche

Location Name: 
Silver Peak
Region: 
Cabin Creek, Deep Creek, or Pole Creek Area
Date and time of avalanche (best estimate if unknown): 
Thu, 12/17/2009 - 10:45
Location Map: 
United States
39° 13' 19.7616" N, 120° 14' 46.1904" W
See map: Google Maps
US


Red Flags: 
Observation made by: Forecaster
Avalanche Observations
Avalanche Type: 
dry,slab,
Slope: 
36degrees
Trigger type: 
Natural
Crown Height: 
3 ft
Aspect: 
Northeast
Avalanche Width: 
150ft.
Terrain: 
Above Treeline
Elevation: 
8 300ft.
Bed Surface: 
Storm Snow
Avalanche Length: 
500ft.
More detailed information about the avalanche: 

Avalanche occurred during Dec 12 - Dec 13 storm cycle, sometime after 12pm on Dec 12.

Photo 1 - Filled in crown line extends to rock buttress on far right of photo.

Photos 2 through 6 - Debris on uphill side of trees.

Snowpit or crown profile photo or graph: 
Avalanche Photos: 
Weather Observations
Air temperature: 
Precipitation: 
Air temperature trend: 
Wind Direction: 
Accumulation rate: 
More detailed information about the weather: