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
11/19/2020 - 09:00
Snowpack Observation 		Grouse Rock
Blackwood Canyon or Ward Canyon Area 		CT results : Sudden Collapse on facets near ground. , Educator
Tahoe Mountain Scho
03/27/2023 - 15:30
Avalanche Observation 		Cindercone
Blackwood Canyon or Ward Canyon Area 		Public
03/01/2012 - 13:30
Avalanche Observation 		Polaris Point
Blackwood Canyon or Ward Canyon Area
Forecaster
03/03/2018 - 12:00
Avalanche Observation 		Ellis Peak
Blackwood Canyon or Ward Canyon Area 		Public
04/17/2022 - 12:00
Avalanche Observation 		Barker pass
Blackwood Canyon or Ward Canyon Area 		Public
12/14/2018 - 12:30
Snowpack Observation 		Twin Peaks
Blackwood Canyon or Ward Canyon Area 		Lenticular clouds and some wind transport along the Sierra Crest near Twin Peaks. ECT test with no fractures from a near treeline line test slope. Small wind pillow with some cracking. The wind slab only extended a few feet downslope. Forecaster
12/15/2015 - 12:30
Snowpack Observation 		Grouse Rocks
Blackwood Canyon or Ward Canyon Area 		Forecaster
02/26/2019 - 12:00
Avalanche Observation 		Polaris Point
Blackwood Canyon or Ward Canyon Area 		Forecaster
03/22/2018 - 12:00
Avalanche Observation 		Ward canyon
Blackwood Canyon or Ward Canyon Area 		Guide
Tahoe Mountain Scho
03/12/2021 - 12:35
Snowpack Observation 		Stanford Rock
Blackwood Canyon or Ward Canyon Area 		Public
12/12/2020 - 11:00
Snowpack Observation 		Grouse Rocks
Blackwood Canyon or Ward Canyon Area 		1 cm thick rain crust at bottom of new snow from freezing rain event. Thin rain crust was supportable but easy to intentionally break through. Freezing rain deposited on trees. Freezing rain deposited on rocks, trees, and evenly across the old snow surface. Forecaster
12/16/2019 - 12:00
Avalanche Observation 		Cinder Cone
Blackwood Canyon or Ward Canyon Area 		You can see the skier on a little pitch lookers right that triggered it For a better view of the surroundings, to show location Public
02/01/2017 - 12:00
Snowpack Observation 		Blackwood Ridge
Blackwood Canyon or Ward Canyon Area 		Surface hoar on thin crust in large open areas well below treeline.Overrunning cloud cover associated with incomming storm system. Forecaster
12/03/2014 - 09:36
Snowpack Observation 		Grouse Rocks
Blackwood Canyon or Ward Canyon Area 		Public
12/22/2022 - 11:30
Snowpack Observation 		Polaris Point
Blackwood Canyon or Ward Canyon Area 		Buried 20 mm surface hoar on N aspect near 7,300' A below treeline opening, N aspect near 7,300' with large buried surface hoar. Examining buried 12 mm SH in the avalanche start zones of Polaris Point (snowpit location). Skier triggered rollerballs on a N aspect at 7,500'. Another old flank and crown from Dec 11. Just below Stanford Rock, NE aspect at 8,200'. Forecaster

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