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 Region Observation Type Photos Snowpack, Avalanche, Weather Videos Snowpit videos (tests, etc) Observation made by
12/06/2021 - 10:30 Ebbets Peak Ebbetts Pass Area Snowpack Observation Professional Observer
12/05/2021 - 13:33 Waterhouse Peak Luther Pass Area (including Job and Freel) Snowpack Observation Looking W-NW from the small knob at 9000. These slopes had a sun roughened surface texture. The clear line of snow to the south of the summit. The north facing slopes of Stevens Peak. Impressively weak facets just under the surface. Professional Observer
12/05/2021 - 12:00 Silver Peak Cabin Creek, Deep Creek, or Pole Creek Area Snowpack Observation North facing slopes near 8000'. Snowpit location. Well shaded N aspect at 8,000'. N aspect avalanche path at about 7,800' with patchy snow cover. East face of Silver Peak Looking out towards the Sierra Crest Forecaster
12/04/2021 - 15:00 Freel Peak Luther Pass Area (including Job and Freel) Snowpack Observation Public
12/04/2021 - 13:30 Round Top Carson Pass Area Snowpack Observation Look at coverage near Round Top. Continued signs of  snow melt. 15-20cm crust on the surface. Snowpit wall. A look at the crusts and facet layers. Punchy crusts along the way. Professional Observer
12/04/2021 - 12:00 Tinkers Knob Cabin Creek, Deep Creek, or Pole Creek Area Snowpack Observation Snow coverage on N and E aspects Ice axe and crampons were needed to move through some of this terrain. Occasional breakable crusts existed Snow coverage near Tinkers Knob Forecaster
12/03/2021 - 11:15 Maggies Peak Desolation Wilderness Area (including Emerald Bay) Snowpack Observation Patchy snow coverage above 8200' towards South Peak Snow coverage on summer trail at 8000' View south into Desolation Wilderness Forecaster
12/02/2021 - 12:09 Tamarack peak/fireplug Mount Rose Area Snowpack Observation Snow coverage and signs of past large avalanches Inadequate coverage for ski travel Striated facets below crust on NE aspect Public
12/02/2021 - 11:00 Lincoln Ridge Yuba Pass Area Snowpack Observation Move snow cover at 7,600' than we have seen in the rest of the forecast area. Facets from the Nov 9 layer starting to show striations. Surface hoar in excess of 1 cm that will likely be destroyed before burial. Forecaster
12/01/2021 - 12:00 Relay Peak Mount Rose Area Snowpack Observation 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
12/01/2021 - 11:00 Red Lake Peak Carson Pass Area Snowpack Observation Professional Observer
11/30/2021 - 11:45 Mount Lola Independence Lake Area Snowpack Observation Pit dug in foreground shadows. Good coverage 2-3 feet deep across the summit bowl. In the pit. Rain crust layers visible with potentially problematic facets in between. Looking SE off Lola the N vs S aspect snowcover distribution is well defined. Good coverage on N side of Castle/Basin Pks complex. Forecaster
11/29/2021 - 14:00 Ebbetts Peak Ebbetts Pass Area Snowpack Observation Professional Observer
11/29/2021 - 11:30 Castle Peak Donner Summit Area Snowpack Observation Weak facets below surface rain crust on well shaded E aspect around 7,500'. Weak facets below surface rain crust on well shaded E aspect around 7,500'. F hard surface facets on top of rain crust, N aspect at around 8,200'. Foot punch through surface rain crust into facets on shaded WNW aspect at around 8,400'. Melted south aspects, snow covered north aspects. Forecaster
11/28/2021 - 13:00 Elephants Back Carson Pass Area Snowpack Observation Mixed trail of snow and dirt. Flowing drainages throughout the tour. Melt freeze crust on the surface. Pit profile Thinning snowpack looking towards Blue Lakes from Elephants Back Looking out towards Meiss Meadow. Professional Observer

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