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Observation: Girdwood

Location: Ragged Top

Date:
Observer:
Route & General Observations

Went into East Ragged Bowl.┬áSet out looking for any crusts, new old interfaces, or layers of interest in the Girdwood area. Dug at 1200′, 1700′ and 2260′.

Did not evaluate upper elevations, cannot comment on snowpack above 2300′.

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)?Yes
Observer Comments

Recent natural soft slab avalanches on the new snow/old snow(yesterday's) interface on some steep North facing terrain. Obvious cracking on steeper terrain features while skinning.

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

Broken to overcast to obscure sky
S-1 to S2 throughout the day (very light to moderate precip)
calm to light winds
Mid to Upper 20s

Snow surface

Low density new snow from the road to our high point, increasing consistently as our elevation increased. Storm totaling 5-13". No noticeable wind effect on new snow we evaluated.

Snowpack

Found a small consistent melt-freeze crust on the ground beneath a generally right-side up snowpack from the road to 2300'. No notable pit results in layers we have been tracking in other areas.
Moist 1-1.5mm rounding facets at the ground to 1700', pencil hardness .5mm rounds and melt-freeze at the ground above 2000'.

Pit #1: Lower Ragged Top - 1207' - NE Aspect - HS: 90 cm
STE down 35 cm on new snow old snow interface
Right side up F-1F

Pit #2: Lower Ragged Top - 1693' - NE Aspect - HS: 110 cm
STE down 45 cm on new snow old snow interface
CT1 down 45 cm on new snow old snow interface
CT25 down 110cm on moist crusts and rounding 1-1.5mm facets
ECTP1 down 45 cm on the new snow old snow interface (Resistant Planar)

Pit #3: Lower Ragged Top - 2264' - E Aspect - HS: 120 cm
STE down 35 cm on the new snow old snow interface
CT2 down 35 cm on the new snow old snow interface
Pencil Hardness .5mm rounds on the ground

Photos & Video
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