Avalanche above Gray Creek

Location Name: 
Gray Creek Chutes
Region: 
Mount Rose Area
Date and time of avalanche (best estimate if unknown): 
Sat, 02/07/2015 - 12:00
Location Map: 
United States
39° 19' 5.394" N, 119° 57' 35.136" W
See map: Google Maps
US


Red Flags: 
Recent loading by new snow, wind, or rain
Obvious avalanche path
Observation made by: Public
Avalanche Observations
Avalanche Type: 
Dry
Slab
Slope: 
40degrees
Trigger type: 
Skier
Crown Height: 
2 ft
Aspect: 
North
Weak Layer: 
Old Snow
Avalanche Width: 
80ft.
Terrain: 
Above Treeline
Elevation: 
9 500ft.
Bed Surface: 
Old Snow
Avalanche Length: 
300ft.
More detailed information about the avalanche: 

Skier in the process of making a left hand turn triggered slide.  After completing turn and continuing off to the left, failure slowly propogated up to the base of a rock cliff and along for approximately 80'.  Skier was well out of the area before wind slab deposited from ridge above and approx. 2' deep started to move.  Slide followed obvious slide path and deposited in the flats below.  Bed surface was fist hardness, rounded grains.

Avalanche Photos: 
Weather Observations
Blowing Snow: 
No
Cloud Cover: 
Clear
Air temperature: 
Below Freezing
Wind Speed: 
Calm
Precipitation: 
None
Air temperature trend: 
Static