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
03/14/2018 - 13:45
Snowpack Observation 		Powderhouse Peak
Luther Pass Area (including Job and Freel) 		Skier triggered shooting crack on a wind-loaded NE facing test slope near 9000 ft. Small skier triggered wind slab on a N facing wind-loaded test slope near 9200 ft. Forecaster
12/22/2019 - 12:00
Snowpack Observation 		Rubicon Peak
West Shore Area 		Forecaster
02/01/2023 - 10:00
Snowpack Observation 		Tallac
Desolation Wilderness Area (including Emerald Bay) 		Looking out across Desolation Wilderness. Extensive scouring visible. Large overhanging cornice at the top of the Cross Couloir. Estimated to be overhanging by 10+ feet. Skiers left Cross entrance Extensive settlement Public
12/16/2021 - 13:00
Snowpack Observation 		Poulsen's Peak
Cabin Creek, Deep Creek, or Pole Creek Area 		Sastrugi on S facing ridgeline from SW wind Small natural wind slab/cornice break on NE aspect at summit of Poulsen's peak Roller balls on W aspect below 7000'. Mostly skier triggered, some natural coming off of exposed rock. Guide
Alpenglow Expeditio
12/18/2020 - 08:30
Snowpack Observation 		Hawk's Peak
Donner Summit Area 		Public
12/21/2022 - 11:00
Snowpack Observation 		Silver Peak
Cabin Creek, Deep Creek, or Pole Creek Area 		Large, up to 2cm, surface hoar on north aspects around 7200-7500'. 10-15cms on near surface facets on North aspects. Warming conditions by midday with wet sticky snow. Forecaster
03/18/2018 - 13:30
Avalanche Observation 		E Shoulder of Mt Rose
Mount Rose Area 		Settlement at base of trees on ENE exposure Warm wet surface snow with small roller balls at 9800' SE exposure Old crown at 8500' E exposure 30 deg with convexity View of Mt Houghton slab as seen from Mt Rose Public
12/26/2019 - 12:00
Snowpack Observation 		Indian Valley
Ebbetts Pass Area 		Professional Observer
02/05/2023 - 12:40
Avalanche Observation 		Deep Creek
Cabin Creek, Deep Creek, or Pole Creek Area 		Guide
Alpenglow Expeditio
12/18/2021 - 14:46
Snowpack Observation 		Incline peak
Mount Rose Area 		Public
12/19/2020 - 13:00
Snowpack Observation 		Pole Creek
Cabin Creek, Deep Creek, or Pole Creek Area 		Educator
Alpenglow Expeditio
12/26/2022 - 11:33
Snowpack Observation 		Chickadee Ridge
Mount Rose Area 		Public
03/23/2018 - 11:00
Avalanche Observation 		Hidden Peak
West Shore Area 		Supportable crust 6,500' to 7,150'. Crust giving way to unconsolidated storm snow at 7,500'. Signs of 2 to 3 inches of storm snow settlement around trees. Natural avalalanche, very fresh looking. Likely triggered by cornince fall earlier this morning. 1 of 2 similar avalanches in this cliff area. Blowing snow on summit ridge. Intentional cornince collapse produced no results. Forecaster
12/28/2019 - 13:45
Snowpack Observation 		Tamarack Peak
Mount Rose Area 		Public
02/08/2023 - 07:00
Snowpack Observation 		Above heart chute
Donner Summit Area 		Public

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