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
01/22/2023 - 12:00
Snowpack Observation 		Horse Meadow
Luther Pass Area (including Job and Freel) 		Horrible riding conditions near and above treeline due to recent and current winds Active wind transport from NE winds (Jobs Sister) A shovel tilt showing intact surface hoar. No slab above it at this location An ECTP on surface hoar, on a SE aspect at 9600ft Cracking in wind slab above surface hoar, in the trees on a N aspect at 9600ft Professional Observer
01/22/2023 - 10:30
Snowpack Observation 		Bear Scratch
East Shore Area 		Public
01/22/2023 - 08:45
Snowpack Observation 		Andesite Peak
Donner Summit Area 		Drifting snow depositing as a hard slab on W aspect terrain. Thin melt-freeze crust from warming on Saturday. Smooth, supportable hard slab on NW aspect terrain near treeline. Substantial wind scouring on E aspect terrain near treeline. Substantial wind texture on E aspect terrain below treeline. Forecaster
01/22/2023 - 03:30
Snowpack Observation 		Border Ruffian
Carson Pass Area 		Public
01/22/2023 - 01:30
Snowpack Observation 		Donner Ridge
Donner Summit Area 		Pluming snow over Castle Peak Guide
Tahoe Mountain Scho
01/21/2023 - 14:30
Snowpack Observation 		Polaris Bowl
Carson Pass Area 		Public
01/21/2023 - 14:30
Snowpack Observation 		Thunder Mountain
Carson Pass Area 		Public
01/21/2023 - 14:06
Avalanche Observation 		North Tamarack
Mount Rose Area 		Public
01/21/2023 - 13:20
Avalanche Observation 		Mt Rose
Mount Rose Area 		Public
01/21/2023 - 12:00
Snowpack Observation 		South Shore of Red Lake
Carson Pass Area 		Public
01/21/2023 - 12:00
Snowpack Observation 		Carpenter Ridge
Independence Lake Area 		Ridge top wind effect looking South Public
01/21/2023 - 12:00
Snowpack Observation 		Elephant's Back and Hump
Carson Pass Area 		Public
01/21/2023 - 12:00
Avalanche Observation 		Forestdale and Polaris Bowl
Carson Pass Area 		At lower elevations I could find buried surface hoar but ECTs did not propagate At 8700ft the wind slab was dense but ECTs did not propagate At 8800ft above Lost Lakes, both ECTs propagated, consistent with a recent avalanche This avalanche was not seen on Thursday. Trigger could be riders or cornice fall Professional Observer
01/21/2023 - 12:00
Snowpack Observation 		Johnson Canyon
Donner Summit Area 		Wind scouring into open below treeline terrain Guide
Tahoe Mountain Scho
01/20/2023 - 15:30
Snowpack Observation 		Powderhouse
Luther Pass Area (including Job and Freel) 		Public

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