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Observation: Turnagain

Location: Tincan Common

Date:
Observer:
Route & General Observations

Standard route up to 3300′ on ridge line above Hippy Bowl. Looking at new snow amounts, rain/snowline, and for buried facets/surface hoar on northerly aspects above 3000′.

Red Flags
Red flags are simple visual clues that are a sign of potential avalanche danger. Please record any sign of red flags below.
Observer Comments

Solar initiated roller balls, skier initiated roller balls and very small skier triggered wet loose activity

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

Mostly cloudy becoming partly sunny
Very light precip rain/snow initially
Temps in the 30Fs at road level: 1000', 20Fs at upper elevations.

Snow surface

1000': 2" of new snow that had been rained on. Rain on snow was present until 1500'.
1500': 6" of new snow over moist crust
2000': 10" of new snow over moist crust

2500': 10"-15" of new snow over crust
3300': 15-20" of new snow over crust on southerly and on northerly over snow from last Saturday's storm resting on small facets/ buried surface hoar

Snowpack

See APU ob for pit at 2200' N aspect
Pit @ 3300' on NW aspect 25* slope showed propagation propensity on a layer of small facets and buried surface hoar 50 cm below the surface. This snow total (slab) included the 4 inches that fell last weekend. See photos and video. CT 21, ECTP 23, ECTP 27

Photos & Video
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