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
11/23/2018 - 10:30
Snowpack Observation 		Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Public
03/27/2019 - 13:45
Snowpack Observation 		Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Snow structure in top 60cm @ 8200ft NE aspect Guide
Tahoe Mountain Scho
12/24/2016 - 11:00
Avalanche Observation 		S side Ward Canyon
Blackwood Canyon or Ward Canyon Area
Guide
Donner Summit Avalanche Semina
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 Expeditio
11/12/2014 - 11:45
Snowpack Observation 		Twin Peaks
Blackwood Canyon or Ward Canyon Area 		Forecaster
01/03/2018 - 12:20
Snowpack Observation 		West Grouse
Blackwood Canyon or Ward Canyon Area 		Thin but supportable snowcover on SE side of Grouse Rock.NE aspect at 8,100' with snowcover 30 cm or less under thick forest canopy. Over 100 cm snowpack in open areas on same slope.Minimal cracking in open below treeline area of soft slab over facets. Forecaster
12/21/2013 - 11:35
Snowpack Observation 		Grouse Rocks
Blackwood Canyon or Ward Canyon Area 		Forecaster
01/26/2016 - 13:00
Snowpack Observation 		Stanford Rocks
Blackwood Canyon or Ward Canyon Area 		Forecaster
11/07/2017 - 11:30
Snowpack Observation 		Barker Peak
Blackwood Canyon or Ward Canyon Area 		Snowpit locationN aspect snowcover of 11 inches at ~8,000'. Forecaster
12/02/2013 - 12:30
Snowpack Observation 		Barker Peak
Blackwood Canyon or Ward Canyon Area 		Forecaster
12/29/2020 - 12:15
Snowpack Observation 		Stanford Rock
Blackwood Canyon or Ward Canyon Area 		Surface hoar in open sheltered terrain (all elevations) PST 80/100 (End) @ 70cm Hand hardness + layers of concern Educator
Tahoe Mountain Scho
01/04/2013 - 13:00
Snowpack Observation 		Stanford Rock
Blackwood Canyon or Ward Canyon Area 		Forecaster
02/27/2018 - 10:00
Snowpack Observation 		South side of Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Blowing snow just above treeline loading onto a W aspect. Skier triggered cracking of wind slab formed on Feb 26 (Monday) at treeline on a NE aspect. Skin track refill after ~1 hour. This was of interest due to the well below treeline location on a NE aspect. Forecaster
02/28/2015 - 14:30
Snowpack Observation 		Grouse Rocks
Blackwood Canyon or Ward Canyon Area 		, Forecaster
11/09/2021 - 15:00
Avalanche Observation 		Peak 8620'
Blackwood Canyon or Ward Canyon Area 		Looking up to crown line Crown and run. Looking downslope, avalanche ran 400'. Cohesive firm snowpack adjacent to avalanche. P to I hard layering. Wind slab off of ridge with ^ shape propagation Looking South to Barker Peak and Barker Pass Forecaster

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