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
02/28/2010 - 12:35
Avalanche Observation 		South face of Shallenberger Ridge
Donner Summit Area 		Public
04/16/2012 - 09:55
Avalanche Observation 		Southern Yosemite
Outside of the Forecast Area
Public
12/31/2015 - 13:00
Avalanche Observation 		Bear Claw
Mount Rose Area
Public
01/13/2016 - 11:30
Avalanche Observation 		Bards Bowl
Bear Valley Area
Forecaster
02/17/2014 - 10:00
Avalanche Observation 		Red Lake Peak
Carson Pass Area 		Public
03/05/2016 - 11:15
Avalanche Observation 		Jakes Peak
West Shore Area 		Forecaster
04/10/2017 - 12:00
Avalanche Observation 		Incline Lake Peak
Mount Rose Area
Forecaster
04/15/2017 - 13:00
Avalanche Observation 		Mt. Tallac Cross
Desolation Wilderness Area (including Emerald Bay) 		Public
03/15/2016 - 10:00
Avalanche Observation 		Mt. Judah
Donner Summit Area
Forecaster
03/30/2016 - 12:00
Avalanche Observation 		Donner Peak
Donner Summit Area
Forecaster
12/16/2014 - 20:21
Avalanche Observation 		Castle Peak North Bowl
Donner Summit Area 		Public
12/29/2010 - 08:00
Avalanche Observation 		Pint Glass/Fire Plug
Mount Rose Area
Forecaster
01/27/2015 - 14:00
Avalanche Observation 		Castle Peak
Donner Summit Area 		Forecaster
12/10/2016 - 17:00
Avalanche Observation 		Elephants Back
Carson Pass Area
Looking down on the slide from the bench.
Looking up and slightly south from the bench.
Many refrigerator blocks of strong cohesive snow where present in the debris. This block travelled approximated 200 feet.
Three different crown step down features present here. Snow was blowing in and about a foot of wind drifted snow makes the lowest crown appear smaller than it was.
Excavating the lowest crown. The base of this was ice and ground with facets present.
The toe of the debris pile from the side.
Looking up at the slide.
 Professional Observer
01/22/2010 - 13:10
Avalanche Observation 		Carpenter Ridge
Independence Lake Area
Forecaster

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