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
10/28/2021 - 12:00
Avalanche Observation 		Elephants Graveyard
Carson Pass Area 		Looking down on previous wet avalanche thought to have run on 10/28. Public
03/11/2023 - 07:30
Snowpack Observation 		Incline Peak
Mount Rose Area 		Public
12/07/2022 - 14:00
Snowpack Observation 		Monument Peak
Luther Pass Area (including Job and Freel) 		Public
02/24/2019 - 12:45
Snowpack Observation 		Castle Pass / Andesite peak
Donner Summit Area 		kick test on SE aspect off castle pass Educator
Tahoe Mountain Scho
04/20/2018 - 10:30
Snowpack Observation 		Rubicon Peak
West Shore Area 		Human triggered roller ball showing developing instability. N aspect, below treeline, ~7,900', 10 am. Easily skier triggered loose wet avalanche on test slope. E aspect, at treeline, 9,040', 10:40 am. Forecaster
03/05/2020 - 10:45
Snowpack Observation 		Mt. Judah
Donner Summit Area 		Melt freeze crust with some areas of transitional soft snow on east aspects. Transitional previous storm snow on east aspects in wind protected areas. Melting out rocks with running water on the south side of Judah. Forecaster
11/13/2021 - 09:00
Snowpack Observation 		Elephant's Back
Carson Pass Area 		Sunshine and rockfall Thin coverage on the approach Public
03/14/2023 - 11:30
Avalanche Observation 		Hidden Peak
West Shore Area 		Small wind slab avalanche crown skier triggered on SE aspect NTL Roller balls and small wet loose avalanche skier triggered on small rollover. Rain on snow with no snow in the trees at 7000'. Stormy and wet on the summit ridge of Hidden Peak. Settlement cones around trees. Forecaster
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
02/25/2019 - 13:15
Avalanche Observation 		Stanford Rock
Blackwood Canyon or Ward Canyon Area 		Public
11/29/2018 - 08:00
Snowpack Observation 		Tamarack Peak
Mount Rose Area 		Public
03/11/2020 - 11:45
Snowpack Observation 		Ophir Peak
Mount Rose Area 		Increasing clouds in the late morning hours. Forecaster
12/01/2021 - 12:00
Snowpack Observation 		Relay Peak
Mount Rose Area 		Snowpit location on a N aspect at 9350 ft. Overall the snowpack is weak and getting weaker. Snow coverage is ok on N-E aspects above 9000 ft. SE-S aspects quickly turn to dirt. Weaker breakable crusts in the shady areas and stronger more supportable crusts in the sunny areas. SE aspects had little to no snow on them. Forecaster
03/16/2023 - 12:58
Avalanche Observation 		Tallac
Desolation Wilderness Area (including Emerald Bay) 		Public
12/13/2022 - 12:00
Snowpack Observation 		South Camp Peak
East Shore Area 		Professional Observer

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