Blackwood Canyon Avalanche

Location Name: 
4th of July Area
Region: 
Blackwood Canyon or Ward Canyon Area
Date and time of avalanche (best estimate if unknown): 
Sun, 01/10/2016 - 15:00
Location Map: 
United States
39° 5' 41.8308" N, 120° 11' 29.3784" W
See map: Google Maps
US


Red Flags: 
Recent avalanche activity
Observation made by: Public
Avalanche Observations
Avalanche Type: 
Dry
Slab
Trigger type: 
Snowmobiler
Crown Height: 
2 ft
Aspect: 
North
Weak Layer: 
Old Snow
Terrain: 
Below Treeline
Bed Surface: 
Old Snow
More detailed information about the avalanche: 

Looks like it occurred Sunday afternoon.  2-3' crown, north aspect.

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