State of the Snowpack for 1/22/2023 - 1/29/2023

Submitted by travis on Fri, 01/27/2023 - 08:25
Dates of the Week: 
1/22/2023 to 1/29/2023

Central Sierra Nevada / Lake Tahoe Snowpack, Weather, and Avalanche Observations for California and Nevada from SAC

Date and time of observation or avalanche occurrence Location Region Observation Type Photos Snowpack, Avalanche, Weather Videos Snowpit videos (tests, etc) Observation made by
01/25/2023 - 12:00 Shallenberger Ridge Donner Summit Area Snowpack Observation Calm and sunny conditions in the morning. Surface hoar and some near surface faceting in wind protected BTL areas. Wind scouring along ridgeline Thin sun crusts with cold snow underneath on southerly aspects. Forecaster
01/25/2023 - 12:00 Stevens Peak Carson Pass Area Snowpack Observation A shovel tilt test showing buried surface hoar at the right depth to be the failure layer of a nearby previous avalanche. Further testing showed it to be unreactive A previous avalanche on a NE aspect at 8800ft. Zoom in to crown and it's not very weather worn During the calm morning, surface hoar growing where E winds recently blew Professional Observer
01/25/2023 - 09:30 Little truckee meadows Little Truckee Summit Areas Snowpack Observation Public
01/24/2023 - 12:30 Stoney Ridge West Shore Area Snowpack Observation Wind scouring near 8000' in open BTL terrain. Previous wind transport on Sun/Mon filling up this old skin track. ECTP-24 on hard wind slab Sun crusts forming on southerly aspects. Much calmer conditions today than recently with no blowing snow over upper elevations. Forecaster
01/24/2023 - 12:00 Becker Peak Echo Summit Area Snowpack Observation Top failure at the bottom of near surface facets. Bottom failure on buried surface hoar Horrible conditions on north aspects due to north winds Eroded snow indicating upslope NE winds Professional Observer
01/24/2023 - 10:52 Soft cold conditions near Saxon Creek. Luther Pass Area (including Job and Freel) Snowpack Observation Wind effected snow on exposed areas near treeline. Thinner breakable windslabs on East aspects up to 9000'. Scattered debris from recent winds in lower elevations. Settlement cracks around trees at 9000'. Non-reactive compression tests on NW aspect @ 8700'. 300+cms @ 8700' on NW aspect. Planar results during hand shears on thin wind slabs. Professional Observer
01/24/2023 - 01:23 Perazzo Meadows Area Little Truckee Summit Areas Snowpack Observation Public

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