Avalanche: Girdwood

Location: Raggedtop

Date:

April 14, 2017 6:00pm

Observer:

H. Thamm

Route & General Observations

Natural wet slab avalanche on SE aspect of Ragged Top, occurred around 5:30pm

Avalanche Details

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Trigger	Natural	Avalanche Type	Wet Slab
Aspect	Unknown	Elevation	3400ft
Slope Angle	unknown	Crown Depth	unknown
Width	unknown	Vertical Run	1000ft

Avalanche Details

Large wet slab released to the ground, several smaller avalanches below rocks and possibly another wet slab in gully further to North.

Red Flags

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Obvious signs of instability

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

Observer Comments

Natural activity on Southerly aspects of Penguin over the last three days in the afternoon/evenings

Weather & Snow Characteristics

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Weather

Sunny, clear, Highs in the mid 40Fs in the upper elevations

Photos & Video

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Larger wet slab avalanche with smaller wet loose avalanches on right. Gully to far right looks like another crown, but couldn't confirm

Debris ran ~1500' in avalanche path

View of Ragged Top from Moose Meadows in Girdwood.

Location

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