Avalanche: Summit

Location: Butch Peak

Avalanche Details
If this is an avalanche observation, click yes below and fill in the form as best as you can. If people were involved, please provide details.
Trigger NaturalRemote Trigger0
Avalanche Type0Aspect West Southwest
Elevation 3600ftSlope Angleunknown
Crown DepthunknownWidth 300ft
Vertical Run 600ft  
Avalanche Details

Natural Slab avalanche from newly deposited snow on Butch Peak above Lower Summit Lake. Approximately 300'wide and ran approximately 30% of the path. It appeared to be relatively shallow 1 to 2' deep. Soft slab.

Red Flags
Red flags are simple visual clues that are a sign of potential avalanche danger. Please record any sign of red flags below.
Obvious signs of instability
Recent Avalanches?Yes
Collapsing (Whumphing)?No
Cracking (Shooting cracks)?No
Weather & Snow Characteristics
Please provide details to help us determine the weather and snowpack during the time this observation took place.
Snow surface

4" of new snow at Fresno at the north side of the pass. 1-2" total at the southern side of the pass. Ridges were wind scoured with newly formed wind slabs forming on the lee side of the ridges (South and West Aspects Loaded at mid and upper elevations)