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Observation: Summit

Location: Tenderfoot

Date:
Observer:
Route & General Observations

Standard uptrack of tenderfoot.

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)?No
Observer Comments

At 1600 feet whole group stepped off skin track in flat area and felt big whumph

Chunk of cornice failed from WNW ridge of butch at 3800 ft, loose avalanche ran about a 1000 ft no slab triggered.

Weather & Snow Characteristics
Please provide details to help us determine the weather and snowpack during the time this observation took place.
Weather

Mostly Clear, sundog around 3pm, temp in teens

Snow surface

New snow settled 20 cm of dry powder. Slight sun crust on south face. Very thin thermal crust at 2300 to 1800 ft.
Wind effected ridge above tree line.

Snowpack

At 3200 feet just off ridge on south face we found BSH down 25 cm SP.
could feel DH below strong mid pack with probe. HS 150 cm
Decided not to ski south face.

Dug on NW aspect 2300 ft ECTP 20 SC down 36 cm.

Photos & Video
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