Deep Slab in Deep Creek

Location Name: 
Deep Creek
Region: 
Cabin Creek, Deep Creek, or Pole Creek Area
Date and time of avalanche (best estimate if unknown): 
Tue, 01/10/2017 - 15:00
Location Map: 
United States
39° 14' 21.7212" N, 120° 15' 40.3884" W
US


Red Flags: 
Recent avalanche activity
Whumphing noises, shooting cracks, or collapsing
Recent loading by new snow, wind, or rain
Obvious avalanche path
Terrain Trap

Observation made by: Forecaster
Avalanche Observations
Avalanche Type: 
Dry
Slab
Slope: 
40degrees
Trigger type: 
Natural
Crown Height: 
8 ft
Aspect: 
Northeast
Weak Layer: 
Old Snow
Avalanche Width: 
500ft.
Terrain: 
Near Treeline
Elevation: 
8 400ft.
Bed Surface: 
Old Snow
Avalanche Length: 
400ft.
More detailed information about the avalanche: 

Deep slab avalanche that likely failed on Jan. 10, 2017 based on the amount of snow on the debris. it looks to have filed on the Jan 9th rain crust and stepped down to the Dec 15 rain crust in some places. Observations on Jan 12 in this area showed no lingering signs of instability. 

Avalanche Photos: 
Weather Observations
Air temperature: 
Precipitation: 
Air temperature trend: 
Wind Direction: 
Accumulation rate: 
More detailed information about the weather: