Did NOT observe any avalanches triggered by recent earthquake 7.2
Observation: Hatcher Pass
Location: $1000 Run, Quake Day
Road Observations, Hike up Fishhook-Willow road, cross creek, up $1000 Run to 3706′, descend $1000 Run
Avalanche Details
Obvious signs of instability
| Recent Avalanches? | No |
| Collapsing (Whumphing)? | Yes |
| Cracking (Shooting cracks)? | Yes |
Observer Comments
Small, shallow, collapses, shooting cracks <10' long, on 35*, E, 3500' on old, soft, weak, wind slab over rounding BSH, over MF crust, down 5-10cm,
Weather
Sky=Few 10am>Scattered>Broken S-1, light flurries, 2pm
Wind calm
Temp -7.7*C at 3700'
Snow surface
1/2"-3" new snow over MF crust
Most of the crust I skied on today was supportable. Unsupportable, breakable crust exists in specific locations
Snowpack
LOW COVERAGE, HS 2-29" @ 3000ยด-3706', East to South Facing
A generally shallow snowpack with dust sitting on crust over a sandwich of crusts and facets, sitting on weak, basal facets (2.0mm rounding)
Specific areas of isolated, small, old, soft wind slab sitting on rounding BSH 4.0mm, reactive to skiers weight, cracks <10', 5-10cm deep over crust. Some isolated, small, wind slab cracking deeper, down 15cm on faceted layer under crusts.
Microdot to Marmot
Marmot Mountain SW
Pinnacle in background
Skyscraper with April Bowl in Bbackground
View of A Frames
11 30 2018
presidents