Observation: Turnagain

Location: Tincan

Date:

January 31, 2020 9:56pm

Observer:

Mary/ Sarah Gianotti/ Schuh

Route & General Observations

10:45- Ascent up standard approach track towards upper-treeline to dig snow pit to see recent snowfall. Calm wind. S-1 precip, with 15-25°F temps all day. So much new snow! No observed wind depositing. Overcast all day.

Red Flags

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Obvious signs of instability

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

Weather & Snow Characteristics

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

Weather

Overcast all day
S-1 from 1,000' to 2,500' (that's the highest we went)
Wind was calm
15-25° F temps throughout the day

Snow surface

25-30cm of new snow from January 28th-29th
HS 145cm @2,500 ft (pit location)
1mm stellars observed on surface

Snowpack

Location: Tincan, 2,500', SW aspect, 33° slope
Weather: S-1, OVC, Calm wind.

Snowpack:
Ski/Boot pen: 45cm/55cm
HS: 145cm
Layer of concern: Facets 42cm down (starting at 103cm). Lemon count: 3
Tests conducted: STE, CT 15 RP 42cm down (below surface) on 1mm facets, ECTX

Photos & Video

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2020-1-31Tincantourobs

Snow profile

Pit book

Location

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