Small avalanche on East Face of Judah

Location Name: 
East Face of Judah
Region: 
Donner Summit Area
Date and time of avalanche (best estimate if unknown): 
Fri, 12/16/2016 - 12:30
Location Map: 
United States
39° 18' 9.54" N, 120° 19' 0.8436" W
See map: Google Maps
US


Red Flags: 
Recent loading by new snow, wind, or rain
Obvious avalanche path
Terrain Trap
Observation made by: Guide at Alpenglow Expeditions
Avalanche Observations
Avalanche Type: 
Dry
Slope: 
38degrees
Trigger type: 
Unknown
Aspect: 
Northeast
Weak Layer: 
Storm Snow
Avalanche Width: 
20ft.
Terrain: 
Near Treeline
Elevation: 
8 100ft.
Bed Surface: 
Old Snow
Avalanche Length: 
350ft.
More detailed information about the avalanche: 
Avalanche Photos: 
Weather Observations
Blowing Snow: 
No
Cloud Cover: 
Clear
Air temperature: 
Below Freezing
Wind Speed: 
Calm
Precipitation: 
None
Air temperature trend: 
Static
Wind Direction: 
Accumulation rate: 
None
More detailed information about the weather: 

Cold, clear day today.