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
04/04/2020 - 20:30
Avalanche Observation 		Castle Peak - Frog Lake
Donner Summit Area 		Public
04/04/2020 - 16:45
Snowpack Observation 		Andesite
Donner Summit Area 		Top of hand pit with 6” on new snow on crust Hand pit showed a weaker/softer snow below the sun crust. Easy fracture at below the crust, then surprisingly another fracture 10-12” inches below the crust. Stomped on cornice and pushed off a small slide Stomped on cornice again further down and it broke up to 25’ away Public
04/04/2020 - 10:30
Snowpack Observation 		Tamarack Peak
Mount Rose Area 		Incoming storm at 10am. Breakable crusts were widespread Some softening on sun exposed wind protected slopes. Forecaster
04/03/2020 - 16:00
Snowpack Observation 		Blackwood Ridge
West Shore Area 		Public
04/03/2020 - 12:00
Snowpack Observation 		Elephant's Hump
Carson Pass Area 		Small and shallow loose wet activity on an east facing slope. Rock hard conditions around 11am on an open north facing slope. A few hundred feet away from the open clearing, north facing trees had soft surface conditions. Top meter of snow. ECTN 15 Professional Observer
04/03/2020 - 12:00
Avalanche Observation 		North east side of basin peak
Donner Summit Area 		Public
04/03/2020 - 11:30
Snowpack Observation 		Schneider Cow Camp
Carson Pass Area 		Professional Observer
04/03/2020 - 11:00
Snowpack Observation 		Lincoln Ridge
Yuba Pass Area 		Firm icy surfaces were widespread, especially on ridges and north facing slopes Buried surface hoar layer. Snowpit tests and general observations indicated that it had gained strength. Forecaster
04/02/2020 - 15:00
Snowpack Observation 		Webber Peak and Lake of the Woods
Little Truckee Summit Areas 		Snowpit near Lake of the Woods Snowpits on Webber Lake Snowpit neat Webber Lake One of many ECTX's Recent roller balls and pinwheels on a NE aspect around 7400 ft. One of the pavement patches in the first few miles of the Jackson Meadows Rd. Forecaster
04/01/2020 - 12:00
Snowpack Observation 		Red Lake Peak
Carson Pass Area 		Soft snow around 11am below on sunny slopes below tree line Impressive blowing snow on Stevens Peak Graupel down about 15 cms under a crust. ECTN 21 Ridges around 9000 feet were very firm with intense wind. Professional Observer
04/01/2020 - 12:00
Snowpack Observation 		Carpenter Ridge
Independence Lake Area 		Cornice drops onto wind loaded slope with no results. Breakable surface crusts. Softening occurred on solar aspects. Wet and soft surface snow by 11am on areas with direct sun. Forecaster
03/31/2020 - 11:00
Avalanche Observation 		Lincoln Ridge
Yuba Pass Area 		Reactive dense wind slab with wide propagation on small test slope. ECTP-13 on buried surface hoar. Buried surface hoar, some up to 10mm + Forecaster
03/31/2020 - 07:30
Snowpack Observation 		Hawk Hill, Tahoe Donner
Donner Summit Area 		Public
03/30/2020 - 16:45
Avalanche Observation 		DLI / Castle
Donner Summit Area 		Public
03/30/2020 - 10:00
Snowpack Observation 		Silver Peak
Cabin Creek, Deep Creek, or Pole Creek Area 		Drifting snow over N ridge of Silver Peak. Wind slab cracking in previously undercut area. Minimal snow still available for transport on S side of E ridge of Silver Peak. Forecaster

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