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Small storm slab triggered on Gray Butte

Location Name: 
Gray Butte
Region: 
Mt. Shasta
Date and time of avalanche (best estimate if unknown): 
Sat, 03/24/2018 - 7:30pm
Observation made by: 
Public
Red Flags: 
Recent loading by new snow, wind, or rain

Location Map

96067 Mount Shasta , CA
United States
41° 20' 59.4528" N, 122° 11' 41.6796" W
California US

Avalanche Observations

Details

My ski partner triggered this small storm slab near the bottom the the "Big Trees" run on the northwest side of Gray Butte, at about 7,000 feet. This slide was harmless, but failed within the new storm snow. We didn't investigate further. Sorry for the crummy picture.

Photos

Characteristics

Avalanche Type: 
Slab
Trigger type: 
Skier
Slope: 
37degrees
Aspect: 
Northwest
Elevation: 
7 000ft.
Terrain: 
Below Treeline
Weak Layer: 
Storm Snow
Bed Surface: 
Old Snow
Crown Height: 
Less than 1 ft
Avalanche Width: 
15ft.
Avalanche Length: 
25ft.
Number of people caught: 
0
Number of partial burials: 
0
Number of full burials: 
0

Weather Observations

Details

Cloudy skies and calm winds. Visibility was limited at times, though the mountain popped out for a short bit.

Statistics

Cloud Cover: 
50% of the sky covered by clouds
Blowing Snow: 
No
Precipitation: 
None
Accumulation rate: 
None
Air temperature: 
Below Freezing
Air temperature trend: 
Static
Wind Speed: 
Calm
Wind Direction: 
Southwest