Support the forecast! Support the forecast!

Give to Friends of the Chugach National Forest Avalanche Info Center.

Avalanche: Turnagain

Location: Center Ridge Trailhead

Date:
Observer:
Route & General Observations

checked out storm snow across from snow machine parking lot

Avalanche Details
If this is an avalanche observation, click yes below and fill in the form as best as you can. If people were involved, please provide details.
Trigger NaturalAvalanche Type0
Aspect SouthwestElevationunknown
Slope AngleunknownCrown Depthunknown
WidthunknownVertical Rununknown
Avalanche Details

Poor visibility, but we thought there was fresh wet debris in the Orca Gully.

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?No
Collapsing (Whumphing)?Yes
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

Heavy snowfall 12:30-3:30pm (S5), accumulated 13cm while we were out, ~40cm HN24, obscured sky, light NE wind, 0-1C air temp

Snow surface

heavy new snow, mostly unconsolidated, but settling

Snowpack

CTE within HST down 41cm PC, CTM in 2mm facets on 2mm crust RP/Q2, CTH in facets above Thanksgiving crust Q2/RP, RB3 whole block down 60cm Dec.10 crust (with multiple jumps we got the Thanksgiving crust facets to fail. We had multiple collapses and some whumphing as we broke trail through thigh to waist deep storm snow.

Photos & Video
Please upload photos below. Maximum of 5 megabytes per image. Click here for help on resizing images. If you are having trouble uploading please email images separately to staff.