Snowpit on Carpenter Ridge

Location Name: 
Carpenter Ridge
Region: 
Independance Lake Area
Date and time of observation: 
Mon, 12/07/2009 - 14:52
Location Map: 
United States
39° 24' 45.0864" N, 120° 18' 43.2324" 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
Observation made by: Forecaster
Snowpit Observations
More detailed information about the snowpack: 

Widespread human-triggered collapse and whumpfing near and below treeline on N-NE-E facing slopes up to 8400'. Collapse occurring due to failure of facets near the rain crust see attached pit for details.

Snowpit or crown profile photo or graph: 
Snowpit videos (tests, etc): 

MVI_0003.AVI

Weather Observations
Blowing Snow: 
No
Cloud Cover: 
100% of the sky covered by clouds
Air temperature: 
Wind Speed: 
Light
Precipitation: 
Snow
Air temperature trend: 
Static
Wind Direction: 
West
Accumulation rate: 
Less than 1 in. per hour
More detailed information about the weather: