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 Snowpack, Avalanche, Weather Images Observation made by
12/10/2022 - 12:55
Snowpack Observation 		Andesite Peak
Donner Summit Area 		Large propagating shooting cracks Educator
Blackbird Mountain Guides
12/10/2022 - 11:40
Avalanche Observation 		Deep Creek / Pole Creek Ridge
Cabin Creek, Deep Creek, or Pole Creek Area 		Public
12/10/2022 - 11:00
Avalanche Observation 		Andesite Peak
Donner Summit Area 		Wind slab avalanche at 7800' in NTL terrain. Triggered this crack from the flat ridgeline that propagated and released this avalanche. Wind slab avalanche at 8200' triggered from ridgeline. 400' wide wind slab propagation from our trigger point down on ridge all the way up to the peak. Crown off of Andesite Peak, part of 400' wide wind slab avalanche. View down avalanche from top of peak Forecaster
12/09/2022 - 12:05
Avalanche Observation 		Ralston Peak Ridgeline
Echo Summit Area 		Public
12/09/2022 - 12:00
Snowpack Observation 		Elephants Hump
Carson Pass Area 		#1: 8000' on a NE aspect ECTP 29 on Dec 1 PWL Wind scoured snow surfaces in exposed areas with dense hard wind slabs #2: ECTN's and DTN on Dec 1 PWL Increasing clouds throughout the day #3: ECTP-28 on Dec 1 PWL Forecaster
12/09/2022 - 11:15
Avalanche Observation 		Disingenuous
Cabin Creek, Deep Creek, or Pole Creek Area 		Guide
Alpenglow Expeditions
12/09/2022 - 10:30
Snowpack Observation 		Galena Ridge
Mount Rose Area 		Public
12/09/2022 - 10:30
Snowpack Observation 		Tamarack
Mount Rose Area 		Sugary snow falling from hand Yesterday's tracks covered with blowing snow Public
12/09/2022 - 10:00
Snowpack Observation 		Incline Peak
Mount Rose Area 		Angular grains- dry and coarse in hand Guide
Tahoe Mountain School
12/08/2022 - 13:03
Snowpack Observation 		Elephants Hump
Carson Pass Area 		Public
12/08/2022 - 12:00
Snowpack Observation 		Blue Lakes
Carson Pass Area 		Professional Observer
12/08/2022 - 12:00
Snowpack Observation 		Tamarack Peak
Mount Rose Area 		Surface hoar was widespread on Tamarack Peak The winds had started to move snow and fill in old tracks by early afternoon. Lenticular clouds and waves on the lake herald strong winds and the approaching storm. Forecaster
12/08/2022 - 11:30
Snowpack Observation 		Incline Peak
Mount Rose Area 		Mid elevation Incline Peak High elevation Incline Peak Public
12/08/2022 - 11:00
Snowpack Observation 		Stevens Peak
Carson Pass Area 		Surface hoar up to 1 cm observed in openings in below tree line E facing terrain on Stevens. Appears to be a skier triggered slide from a couple of days ago. Plenty of wind slab present in windy zones above 8000 feet. Looking back at old slide. Winds really picked up around 11:30 with lots of blowing snow observed. Professional Observer
12/08/2022 - 10:30
Snowpack Observation 		Red Lake Peak
Carson Pass Area 		Public
12/07/2022 - 14:00
Snowpack Observation 		Monument Peak
Luther Pass Area (including Job and Freel) 		Public
12/07/2022 - 11:30
Snowpack Observation 		Rubicon Peak
West Shore Area 		Public
12/07/2022 - 11:00
Snowpack Observation 		Winnemucca Lake
Carson Pass Area 		Lots of surface hoar today Professional Observer
12/07/2022 - 11:00
Snowpack Observation 		Mt. Watson
Sawtooth Ridge to Tahoe City 		Widespread surface hoar existed in this area. ECTP26 that failed on the Dec 1st facet layer. Forecaster
12/07/2022 - 11:00
Snowpack Observation 		Old Iron Mountain ski area
Outside of the Forecast Area 		Public

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