Avalanches in Desolation Wilderness

Location Name: 
Desolation Wilderness Area
Region: 
Desolation Wilderness Area (including Emerald Bay)
Date and time of avalanche (best estimate if unknown): 
Sun, 02/12/2017 - 15:00
Location Map: 
United States
38° 55' 53.8536" N, 120° 6' 46.2204" W
See map: Google Maps
US


Red Flags: 
Recent avalanche activity
Rapid warming
Obvious avalanche path
Observation made by: Guide at Tahoe Mountain School
Avalanche Observations
Avalanche Type: 
Wet
Loose/Point-Release
Trigger type: 
Unknown
Aspect: 
East
Terrain: 
Near Treeline
Elevation: 
7 000ft.
More detailed information about the avalanche: 

Observed many 2-3 day old avalanches in the Desolaltion Wilderness area. Elevation range was anywhere from 8,000 to 6,500 feet. Aspect where old avalanches were observed were ENE through S. Everything seemed to be point release, loose wet avalanches, with wide fanning deposition zones, although not all the start zones could be observed. Sizes were R1-3 D1-2. 

Avalanche Photos: 
Weather Observations
Blowing Snow: 
No
Cloud Cover: 
75% of the sky covered by clouds
Air temperature: 
Above Freezing
Wind Speed: 
Calm
Precipitation: 
None
Air temperature trend: 
Warming
Accumulation rate: 
None