Cornice Cracking on Mt. Judah

Location Name: 
Wildflower Ridge
Region: 
Donner Summit Area
Date and time of observation: 
Wed, 12/17/2014 - 09:15
Location Map: 
United States
39° 18' 25.8948" N, 120° 19' 3.7812" W
See map: Google Maps
US


Red Flags: 
Recent avalanche activity
Whumphing noises, shooting cracks, or collapsing
Recent loading by new snow, wind, or rain
Obvious avalanche path
Observation made by: Public
Snowpit Observations
More detailed information about the snowpack: 

Fresh cornices continue be sensitive to triggering in the Donner Summit area. This particular cornice fractured into the older layer underneath, approx 4 feet deep, and partly slid down slope. With numerous cornices dropped onto slopes in the area, there were no signs of slab propagation on the slopes below. 

Snowpack photos: 
Weather Observations
Blowing Snow: 
Yes
Cloud Cover: 
75% of the sky covered by clouds
Air temperature: 
Below Freezing
Wind Speed: 
Moderate
Precipitation: 
Snow
Air temperature trend: 
Static
Wind Direction: 
Southwest
Accumulation rate: 
Less than 1 in. per hour
More detailed information about the weather: