Avalanche: Hatcher Pass

Location: Marmot test slope

Route & General Observations

Windswept landscapes, upside down snowpack, DFr surface snow, heavily rimed new snow 5″ at 3500′. Road conditions difficult driving, similar to driving on the beach, squirrely sand, no plow in sight at 4pm.


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 Type Hard SlabAspect Southwest
Elevation 4400ftSlope Angleunknown
Crown DepthunknownWidthunknown
Vertical Rununknown  
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)?Yes
Cracking (Shooting cracks)?Yes
Weather & Snow Characteristics
Please provide details to help us determine the weather and snowpack during the time this observation took place.

Strong winds transporting snow rapidly into wind slabs
Pluming on peaks

Snow surface

Surface snow = Rimed Decomposed Fragmented
HN 5"


moderate to strong strength, poor structure, high energy, poor continuity

Photos & Video
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