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
12/29/2009 - 10:15
Snowpack Observation 		Peak 9773'
Mount Rose Area 		Board of Directors
12/19/2009 - 11:00
Snowpack Observation 		N side Deep Creek Peak
Cabin Creek, Deep Creek, or Pole Creek Area 		Board of Directors
12/08/2009 - 10:15
Snowpack Observation 		Ophir Creek Avalanche Path
Mount Rose Area 		Board of Directors
03/17/2011 - 08:45
Snowpack Observation 		Andesite Ridge
Donner Summit Area 		Board of Directors
02/07/2010 - 21:25
Snowpack Observation 		Saddle W of Donner Peak
Donner Summit Area 		Board of Directors
12/07/2010 - 10:50
Snowpack Observation 		900 m NE of Rose Knob Peak
Mount Rose Area 		Board of Directors
03/25/2011 - 06:00
Avalanche Observation 		Crystal Bay N
Mount Rose Area
Board of Directors
03/10/2011 - 21:50
Snowpack Observation 		Andesite Pk
Donner Summit Area 		Board of Directors
12/16/2009 - 10:45
Snowpack Observation 		Incline Peak
Mount Rose Area 		Board of Directors
03/11/2011 - 11:35
Snowpack Observation 		NE shoulder of Mt. Houghton
Mount Rose Area 		Board of Directors
02/06/2010 - 09:50
Snowpack Observation 		E shoulder Andesite Pk
Donner Summit Area 		Board of Directors
02/07/2019 - 15:30
Avalanche Observation 		Echo Peak
Echo Summit Area 		6" crown, 30' wide, 50-70' run Runout Educator
Lake Tahoe Community College - Wilderness Educati
12/22/2019 - 13:15
Snowpack Observation 		Andesite peak
Donner Summit Area 		Small windslab on test slope Shooting cracks on test slope prior to the small slab releasing Educator
Tahoe Mountain Scho
01/23/2020 - 13:00
Snowpack Observation 		Waterhouse Peak
Luther Pass Area (including Job and Freel) 		Small (1-2mm) surface hoar observed near 7800', NE aspect, 10:00am Large (7-9mm) surface hoar observed near 9380', NE aspect, 2:00pm Educator
Lake Tahoe Community College - Wilderness Educati
01/23/2022 - 12:11
Snowpack Observation 		Castle Peak
Donner Summit Area 		Raised track and wind effect on the north face of Castle Sun softened snow on a South aspect @ 2pm Soft, surface faceted snow in sheltered terrain. 2-3mm surface hoar in a start zone above steep terrain Educator
West Wind Collecti

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