Snowpit from Castle Peak

Location Name: 
Castle Peak-North Side
Region: 
Donner Summit Area
Date and time of observation: 
Fri, 12/18/2009 - 10:45
Location Map: 
United States
39° 21' 50.688" N, 120° 20' 22.776" W
See map: Google Maps
US


Red Flags: 
Observation made by: Professional Observer
Snowpit Observations
More detailed information about the snowpack: 
Picture showing old crown line and debri from the 12/12-12/13 storm cycle.  ECT and PST still showing that propagation is possible on the basal facet layer if initiation occurs.
Snowpit or crown profile photo or graph: 
Snowpack photos: 
Snowpit videos (tests, etc): 

N. Side Castle Peak 004.AVI

N. Side Castle Peak 005.AVI

Any other comments about the observation or links to outside pages that have more info on the observation: 

 

Weather Observations
Blowing Snow: 
No
Air temperature: 
Above Freezing
Wind Speed: 
Light
Precipitation: 
Air temperature trend: 
Warming
Wind Direction: 
North
Accumulation rate: 
More detailed information about the weather: