These observations document past conditions at a small and variable scale. They are not to be confused with an avalanche forecast. They come from a variety of sources. We can only vouch for the quality of those produced by the SAC forecasters and professional observers.
Date and time of observation or avalanche occurrence Location Media Observation made by
01/12/2022 - 11:30

Snowpack Observation
Jake's Peak South Face

West Shore Area
Public
01/12/2022 - 10:30

Snowpack Observation
Tamarack Peak

Mount Rose Area
Public
01/11/2022 - 12:00

Snowpack Observation
Schallenberger Ridge

Donner Summit Area
Wind sculpted snow along the ridge ECTX on a N aspect near 7100 ft. A thin layer of decomposing surface hoar a couple inches below the snow surface Runnels in the snow surface at lower elevations 1-2 inches of soft wet snow existed on southerly aspects through 1 pm at least. Forecaster
01/11/2022 - 11:00

Snowpack Observation
Stoney Ridge

West Shore Area
Minor wind scouring off of ridgeline A semi supportable crust near the surface with a dusting of recent storm snow on top. Forecaster
01/10/2022 - 11:30

Snowpack Observation
Powderhouse Peak

Luther Pass Area (including Job and Freel)
Public
01/10/2022 - 11:30

Snowpack Observation
Deep Creek

Cabin Creek, Deep Creek, or Pole Creek Area
Up to 2-3'' of recent storm snow on top of a firm rain crust.  Surface hoar on top. The rain crust was breakable at lower elevations and in densely treed areas Exposed ridges scoured down to firm rain crusts Forecaster
01/09/2022 - 13:57

Snowpack Observation
Andesite Ridge

Donner Summit Area
Public
01/09/2022 - 11:15

Snowpack Observation
Lincoln Ridge

Yuba Pass Area
Cornice formation from past SW winds and ridgetop sastrugi from E winds last night. Skin track refill from E winds last night. Ridgetop ski track from yesterday scoured to inverted by E winds last night. Dust on crust conditions in most open areas away from the wind affected ridgetops. Surface hoar of 5 to 15mm noted in the area. Wet surface snow on SSW aspect terrain at 7,100'. Forecaster
01/09/2022 - 10:31

Snowpack Observation
Tamarack/fireplug

Mount Rose Area
Signs of wind transport Reverse tracks and abrupt changes in snow conditions from shaded to solar areas Firm refrozen surfaces on steep East aspect Educator

Blackbird Mountain Guid
01/09/2022 - 10:23

Snowpack Observation
Meiss Meadow

Carson Pass Area
1" of dust on crust in protected areas below tree line. Exposed rain crust and icy conditions. Clear sunny skies. Wind effected snow on W-SW-S-SE slopes on the PCT trail. Large overhanging cornice development. Looking out towards Shower Chutes and Little Round Top. Professional Observer
01/09/2022 - 09:30

Snowpack Observation
Northeast/East Slope Incline Peak

Mount Rose Area
Public
01/08/2022 - 13:00

Snowpack Observation
Tamarack Snow Ob

Mount Rose Area
skiable wind drifts in sheltered areas, targeted terrain Evidence of East winds on the ridgetops, shown with windtails behind surface bumps The gullies had more wind drift coverage, also harbored more breakable windboard Educator

Blackbird Mountain Guid
01/08/2022 - 13:00

Snowpack Observation
Castle Peak

Donner Summit Area
South face Castle Peak Previous wind scouring along the Basin/Castle Ridge Previous small wind slab from cornice kick Guide

Tahoe Mountain Scho
01/08/2022 - 11:30

Snowpack Observation
Elephant’s Back

Carson Pass Area
Sastrugi Icy crust Icy crust was all over Icy crust. Dangerous below Elephant’s Back Public
01/08/2022 - 11:30

Snowpack Observation
Peak 7,483'

Donner Summit Area
Snowpit tests in the flank and crown of this recent wind slab avalanche revealed no indications of ongoing instability. Signs of very minor surface wet snow development. Fissures behind large cornices, an impressive 15 to 20 feet deep. Forecaster

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