Professional Observation
Basic Information
Observation Details
Observation Date:
January 28, 2023 - January 29, 2023Submitted:
January 30, 2023Observer:
ProZone or Region:
Lick Creek AreaLocation:
Lick Creek Summit (Yurt Terrain)Signs of Unstable Snow
Recent Avalanches?
None ObservedCracking?
IsolatedCollapsing?
None Experienced
Snow pit results (Jan 28):
HS = 175 cm, W aspect at 7325', 22 degree slope.
CT2 (PC) down 15cm, CT12 (SP) down 27 cm on buried surface hoar from 1/21, CT20 (RP) down 65 cm on old facet weak layer.
See pit profile photos
Weak layer down ~ 30cm was not visibly obvious during hand hardness obs. Obs match forecast for Saturday.
3" of new soft wind slab on W and SW slopes above 7000' in exposed areas. See photo.
HS = 175 cm, W aspect at 7325', 22 degree slope.
CT2 (PC) down 15cm, CT12 (SP) down 27 cm on buried surface hoar from 1/21, CT20 (RP) down 65 cm on old facet weak layer.
See pit profile photos
Weak layer down ~ 30cm was not visibly obvious during hand hardness obs. Obs match forecast for Saturday.
3" of new soft wind slab on W and SW slopes above 7000' in exposed areas. See photo.
Snow Stability
Stability Rating:
FairConfidence in Rating:
ModerateStability Trend:
Bottom Line
Weather:
Jan 28 (Sat) Mostly overcast, slightly broken skies, ~20F, S-1 snowfall w/ 1" accumulation during day. Light WSW winds changing to Northerly in late afternoon.
Jan 29 (Sun) - Clr, ~0 F, no snow, but 12" accumulation over past 3 days, with 1" settlement. Light to Moderate NW to NE winds; gusts drifting snow on ridgetops, but not at elevations below 7500' during day.
Media
