Avalanche: Hatcher Pass

Location: Stairstep spines area

Date:
Observer:
Route & General Observations

Human triggered wet-loose sluff triggered a shallow soft slab.

Crust with sun affected areas.

No avy activity in morning, but observed wet-loose activity on southerly aspects in afternoon.

Contact, Location & General Observations
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Forecaster Comments

Human triggered wet-loose sluff triggered a dry slab while traversing the top of the slope. Powdercloud was observed at the bottom. Most of the debris looks wet from the multiple wet-loose sluffs that released during the afternoon.

Avalanche Details
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Trigger SnowboarderAvalanche Type Wet Loose Snow
Aspect South SouthwestElevation 3200ft
Slope AngleunknownCrown Depth 12in
Width 100ftVertical Run 2000ft
Avalanche Details

Human triggered Wet sluff on S/SW aspect triggered a dry slab on W/NW aspect. Triggered by traversing slope.

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
Observer Comments

HEAT- wet loose activity during the afternoon

Weather & Snow Characteristics
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Weather

SUNNY

Snow surface

CRUSTY

Snowpack

variable

Photos & Video
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