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Ash Creek Crater Avalanche

N-SS-R3-D2
Location Name: 
Ash Creek Butte
Region: 
East of Mt Shasta
Date and time of avalanche (best estimate if unknown): 
Wed, 01/09/2019 - 1:00pm
Observation made by: 
Ambassador
Red Flags:
Recent loading by new snow, wind, or rain
Obvious avalanche path
Terrain Trap

Location Map

96067 Mount Shasta , CA
United States
41° 27' 10.566" N, 122° 2' 59.9352" W
See map: Google Maps
California US

Avalanche Observations

Details

A slab avalanche occurred naturally off the N/NW facing aspect of Ash Creek Butte (Ash Creek Crater). The slide broke several 4 inch round trees in its path. A definite weak layer existed 18 inches from the snow surface.

Photos

Characteristics

Avalanche Type: 
Slab
Trigger type: 
Natural
Slope: 
38degrees
Aspect: 
Northwest
Elevation: 
7 800ft.
Terrain: 
Near Treeline
Weak Layer: 
Unknown
Bed Surface: 
Unknown
Crown Height: 
2 ft
Avalanche Width: 
200ft.
Avalanche Length: 
1 300ft.
Number of partial burials: 
0
Number of full burials: 
0

Weather Observations

Details

The weather was mostly clear with low clouds. A light rain/mist was observed in the early AM hours, but cleared up during the day. Winds were calm.

Statistics

Cloud Cover: 
25% of the sky covered by clouds
Blowing Snow: 
No
Precipitation: 
None
Accumulation rate: 
None
Air temperature: 
Below Freezing
Air temperature trend: 
Cooling
Wind Speed: 
Calm