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
11/10/2022 - 12:00
Snowpack Observation 		Rubicon
West Shore Area 		Public
11/10/2022 - 11:37
Avalanche Observation 		Sierra at tahoe
Echo Summit Area 		Public
11/10/2022 - 10:00
Snowpack Observation 		Old Iron Mountain ski area
Outside of the Forecast Area 		75-80cm snow depth observed CTM shear after 5 elbow hinged hand taps Compression consistent with short duration, high volume snowfall. Public
11/09/2022 - 16:37
Avalanche Observation 		Judah Public
11/09/2022 - 15:15
Avalanche Observation 		Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Wind Slab Pocket - ~25' wide w/ a 18"+ crown. Old cornice failure Guide
Alpenglow Expeditions
11/09/2022 - 13:00
Snowpack Observation 		East Ridge Tamarack Peak
Mount Rose Area 		Wind scoured ridgeline Basal old snow layer near ground with recent Mon-Wed storm snow on top Forecaster
11/09/2022 - 12:00
Avalanche Observation 		Mt Judah
Donner Summit Area 		Public
11/09/2022 - 12:00
Avalanche Observation 		Elephant's Back
Carson Pass Area 		Old cornice fall off the NE side of Elephant's Back Gale force SW winds on the south side of Elephant's Back Tracks off the NE side of Elephant's Back Educator
Lake Tahoe Community College - Wilderness Education
11/09/2022 - 11:23
Avalanche Observation 		Relay Peak Ridgeline
Mount Rose Area 		Cornice failure Crown view with debris Cornice failure Educator
Alpenglow Expeditions
11/09/2022 - 11:00
Snowpack Observation 		Rowton Peak
Donner Summit Area 		Public
11/09/2022 - 11:00
Snowpack Observation 		Andesite Ridge
Donner Summit Area 		Public
11/09/2022 - 08:00
Avalanche Observation 		Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Public
11/08/2022 - 14:00
Snowpack Observation 		Burnt Glades
Echo Summit Area 		Public
11/08/2022 - 12:00
Snowpack Observation 		Castle Peak
Donner Summit Area 		91cm snowpack. The majority of the snowpack from the rain crust up from Mon/Tues storm. South winds were wrapping around and loading the W/NW side of ridge Forecaster
11/07/2022 - 13:00
Snowpack Observation 		Andesite Ridge
Donner Summit Area 		Layering of the new snowpack Coverage around 7500' on Northerly aspects Thin sun crust forming on SE aspects Coverage on south face of Castle Peak Forecaster
11/07/2022 - 10:44
Snowpack Observation 		Mount Rose Meadows
Mount Rose Area 		Drifts up to 40 cm in the meadows Evidence of wind transporting snow Old snow (0-5cm) below new snow (5-20cm) Educator
Alpenglow Expeditions
11/04/2022 - 11:00
Snowpack Observation 		Tamarack Peak
Mount Rose Area 		Hourglass Bowl, NE aspect that had been wind scoured by NE winds. Just enough surface warming on a solar aspect at 10:15 am at ~9,200' to make a small pinwheel when I tossed a snowball on the surface. Thin snowcover across the N aspect avalanche start zones on the Far East Ridge of Tamarack Peak. A mix of wind loaded and wind scoured areas in N aspect terrain on the Far East Ridge of Tamarack Peak. Forecaster
11/02/2022 - 10:35
Snowpack Observation 		Mt. Judah/Wildflower Ridge
Donner Summit Area 		Thin snow cover over the rock N slopes of Mt. Judah above Old Hwy 40. Wind drifts along the approach giving indications of the expected wind slab concerns. Wind pillow and early stage cornice formation across the top of Wildflower Ridge. 4F hard wind slab over F hard new snow. This structure was limited to wind drifted areas. Thin snowcover in the North Bowl of the East Face of Mt. Judah. My track across the top of Wildflower ridge, refilled after about 35 minutes. Forecaster

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