Observation: Hatcher Pass

Location: Eldorado

Date:
Observer:
Workman Barker Forecaster
Route & General Observations

IMB > Eldorado test slope > lower roll > the base of Toilette Bowl

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)?No
Observer Comments

No CO, No, CR, No AV
Old Glide avalanches from around October 24-27. Widespread, full depth (up to 3'), with long connected crowns up to 1000´ on multiple aspects, generally on steep slopes around 38 degrees, on slopes with smooth ground surfaces such as grasses, occurring from around 3000' up to 4500'.

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

Around 0C between 3-4.5k' late morning to ealry afternoon.
Calm winds
OVC, estimate 11k´ceiling with clearing in the early AM 0430-0530, increasing clouds slowly through the day.

Snow surface

Some rimed partially settled crystals, needles, new snow.
Fist hard HN 5cm @ 3000', 10-15cm @ 4000'.

Snowpack

HS 60-100cm.
Free water running under snow and collecting in small creeks on slopes.
Moist to wet snow at the base of the snowpack. Crown profile on Eldo Test lope revealed poor structure, 5cm F hard round snow at ground, with cohesive slab 60-100cm on top, ECTPVX2
Several crust layers, rain crusts/lenses, MFCs sandwiched by softer rounding grains. No propagation results on these layers, ECTNs, but should keep track of these layers for the future. See pit wall pics.
All rounds in snowpack, not a single square, extremely rare.

Photos & Video
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glide cracks eldo test slope  

glide cracks eldo test slope 1  

glide cracks lower eldo 2  

glide cracks eldo lower roll, East, 3650'  

glide cracks lower eldo, E, 3500'. Simply Goolish.  

Long Glide crack, Eldo Test slope, E, 3300'  

glide eldo test slope, E, 3300  

Eldo Lower Roll, E, 3500'  

glide eldo test slope  

glide cracks lower eldo 3  

glide crack toilette bowl, SE, 4100'  

Eldorado Toilette Bowl, N, 4100'  

glide cracks marmot death gully  

rounded grains at the base of the pack  

Location
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