Observation: Turnagain

Location: Tincan (Below Common Bowl)

Route & General Observations

Standard approach route, unbreakable crust up to 1600ft, breakable crust above 1600ft to ridge.

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

Recent evidence of wet point slides on all solar aspects. Looked to be from Tuesday 3/29.

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

Sunny and clear, calm winds, temps 28-36F

Snow surface

Unbreakable crust up to 1600ft, breakable crust beyond to Ridge; ~2-4cm thick on all solar aspects. Evidence of newly formed surface hoar ~1-2mm. Dry powder with varying depths on polar (shaded) aspects.


Dug Pit at ~2800ft on W-NW aspect below Tincan Common Bowl. Slope angle was ~25 degrees.
CTX. Performed shovel sheer on column after no results; Forceful effort caused planar sheer of storm slab on very thin SH/NSF layer above crust about 160cm deep. Deep Tap provided no results. PST 100/100 end - no result.
Crust layer at ~160cm seemed inconsistent and discontinuous.

Photos & Video
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