Avalanche: Turnagain

Location: Turnagain Pass Road Obs

Date:
Observer:
Route & General Observations

Drove through Turnagain Pass on our way to Summit Lake. Visibility was good from Center Ridge on South. We observed significant flagging and active wind loading along ridge tops. Could see evidence of mid storm crowns on North shoulder of Sunburst, SW face of Sunburst, Magnum West face (as noted yesterday,) Lipps W face (small pile of debris), S face of Lips – large filled in crown. Seattle Ridge East aspect – large piles of debris along most of the ridge (all noted in yesterday’s ob.) Could see new debris on North aspect of Twin in channeled terrain, but visibility was obscured towards Silvertip, Lynx, and Johnson Pass.

Avalanche Details
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Trigger NaturalAvalanche Type Unknown
Aspect UnknownElevationunknown
Slope AngleunknownCrown Depthunknown
WidthunknownVertical Rununknown
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

Flagging and active wind loading along ridge tops
Above freezing temps

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

Strong ridge top winds from the NE
Raining/sleet North side of the Pass, Tincan North.
Rain/snow line was around 1000'
Partly sunny on the South side of Turnagain
Temps along road were between 36F near Tincan and 40F near J-Pass

Snow surface

1" of new wet snow on a saturated snowpack near road level

Photos & Video
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