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
12/10/2020 - 09:45
Snowpack Observation 		Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Educator
Tahoe Mountain Scho
12/06/2016 - 12:00
Snowpack Observation 		Ellis Peak
Blackwood Canyon or Ward Canyon Area 		Forecaster
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
03/02/2023 - 11:30
Avalanche Observation 		Twin Peaks
Blackwood Canyon or Ward Canyon Area 		Public
02/09/2022 - 11:00
Snowpack Observation 		Blackwood Ridge
Blackwood Canyon or Ward Canyon Area 		Mostly variable snow conditions existed throughout the northerly aspects in this area South facing coverage in lower Blackwood Canyon. South facing terrain in upper Blackwood Canyon off of Twin Peaks Forecaster
11/09/2012 - 10:37
Snowpack Observation 		Grouse Rocks
Blackwood Canyon or Ward Canyon Area 		Public
03/31/2023 - 12:00
Avalanche Observation 		Little Alaska
Blackwood Canyon or Ward Canyon Area 		Public
01/13/2019 - 13:30
Avalanche Observation 		East of Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Crown of a slide on north facing slope Public
02/25/2022 - 10:15
Snowpack Observation 		Polaris Point
Blackwood Canyon or Ward Canyon Area 		F to 4F+ hard slab over 1 cm 1F- mf crust on top of F hard old near surface facets. ECTN-13 on top of facet layer. PST 25/100 SF along the top of the old near surface facet layer. Forecaster
01/17/2017 - 11:30
Snowpack Observation 		Stanford Rock
Blackwood Canyon or Ward Canyon Area 		1/12 rain crust at 6700' on North aspect2-3mm surface hoar below 7000'. In areas near creek up to 2-3cm in size. 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
04/16/2022 - 11:00
Snowpack Observation 		Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Poor visibility in near treeline terrain above 8200' with snow and strong SW winds. Small wind loaded test slopes had small shooting cracks, but little in propagation. Wet heavy snow with small roller balls starting by late morning. Forecaster
11/30/2018 - 13:30
Snowpack Observation 		Grouse
Blackwood Canyon or Ward Canyon Area 		Public
01/04/2013 - 13:00
Snowpack Observation 		Stanford Rock
Blackwood Canyon or Ward Canyon Area 		Forecaster
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

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