Avalanche: Hatcher Pass

Location: Marmot test slope

Date:

December 30, 2016 10:11pm

Observer:

Workman Barker Professional

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

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Trigger	Natural	Remote Trigger	0
Avalanche Type	Hard Slab	Aspect	Southwest
Elevation	4400ft	Slope Angle	unknown
Crown Depth	unknown	Width	unknown
Vertical Run	unknown

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

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Weather

Strong winds transporting snow rapidly into wind slabs
Pluming on peaks

Snow surface

Surface snow = Rimed Decomposed Fragmented
HN 5"

Snowpack

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

Photos & Video

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