Avalanche: Hatcher Pass

Location: Micro Dot

Date:

October 31, 2017 2:15pm

Observer:

Kai McGrath

Route & General Observations

Observed large wet slab avalanche while skiing Micro Dot’s lower bench. WS-N-D2-R4-G on marked slope (see picture).

Multiple point releases on warming slopes (see Jeff Kase’s obs).

Avalanche Details

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Trigger	Natural	Avalanche Type	Wet Slab
Aspect	South	Elevation	4600ft
Slope Angle	unknown	Crown Depth	unknown
Width	200ft	Vertical Run	unknown

Red Flags

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Obvious signs of instability

Recent Avalanches?	Yes
Collapsing (Whumphing)?	Yes
Cracking (Shooting cracks)?	No

Observer Comments

Roller balls, warming snow, whumphing

Weather & Snow Characteristics

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Weather

Sunny, temps 35-37

Snow surface

powder

Photos & Video

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Avalanche pic -10:31

Location

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