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Avalanches on Gray Butte

D1 Avalanche Gray Butte
Location Name: 
Gray Butte
Region: 
Mt. Shasta
Date and time of avalanche (best estimate if unknown): 
Sat, 12/01/2018 - 2:00pm
Observation made by: 
Public
Red Flags:
Recent avalanche activity
Recent loading by new snow, wind, or rain

Location Map

96067 Mount Shasta , CA
United States
41° 21' 0.1008" N, 122° 11' 38.1588" W
See map: Google Maps
California US

Avalanche Observations

Details

Small avalanches observed on Gray Butte:

  • NW aspect - type: uncertain (loose dry or wind slab); size: small; trigger: natural (L/SS-N-R1-D1) (see photo).
  • N ridge of Gray Butte (east facing) - type: wind slab; size: small; trigger: human/ski trigger (SS-ASc-R1-D1).
  • N ridge of Gray Butte (east facing) - type: wind slab; size: small; trigger: natural (SS-N-R1-D1).

Latter two had similar characteristics: 10 inch crown, 20 ft wide, 90 ft length.

Photos

Characteristics

Avalanche Type: 
Slab
Trigger type: 
Natural
Aspect: 
East
Terrain: 
Near Treeline
Bed Surface: 
Unknown
Crown Height: 
Less than 1 ft
Avalanche Width: 
20ft.
Avalanche Length: 
90ft.
Number of similar avalanches: 
1
Number of people caught: 
0

Weather Observations

Statistics