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 Region Observation Type Photos Snowpack, Avalanche, Weather Videos Snowpit videos (tests, etc) Observation made by
04/17/2022 - 14:46 Round top Carson Pass Area Avalanche Observation Natural wind slab South Lake Tahoe backcountry Wind slab near tree line Lake Tahoe backcountry Mitpit 20cm Q1 wind slab Guide
Blackbird Mountain GuideshB
04/17/2022 - 12:00 Barker pass Blackwood Canyon or Ward Canyon Area Avalanche Observation Public
04/17/2022 - 11:00 Donner Pass Donner Summit Area Avalanche Observation Forecaster
04/17/2022 - 10:30 Andesite Peak Donner Summit Area Snowpack Observation Large pinwheel approaching 3 feet in diameter. Rime crust at 7,200'. Rime on trees near the summit at about 8,200'. Mix of supportable crust and deeper wet snow at 9:30 am on S aspect terrain at 7,300'. Forecaster
04/17/2022 - 10:00 Incline Lake Peak Mount Rose Area Snowpack Observation Public
04/16/2022 - 13:30 Powderhouse Peak Luther Pass Area (including Job and Freel) Snowpack Observation Minor settlement cracks observed around trees. Occasional glimpses of blue sky. A semi protected near treeline test slope with failure directly below my ski but no propagation. This nearly flat slope on the summit ridge receives quite a bit of sun and the snow was heavy and grippy. Impressive propagation on the this obvious wind loaded slope on the summit ridge. More propagation Professional Observer
04/16/2022 - 12:00 Donner Peak Donner Summit Area Avalanche Observation Forecaster
04/16/2022 - 12:00 Snow Shed Donner Summit Area Avalanche Observation Public
04/16/2022 - 11:00 Grouse Rock Blackwood Canyon or Ward Canyon Area Snowpack Observation 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
04/15/2022 - 13:30 Donner Peak Donner Summit Area Avalanche Observation Forecaster
04/15/2022 - 13:15 Andesite Peak Donner Summit Area Avalanche Observation Public
04/15/2022 - 12:00 Castle Peak & Andesite Peak Donner Summit Area Snowpack Observation Pinwheels were easy to initiate on E aspect terrain after about 12:15 pm. ECTN at the noted lat/long, a NW aspect, near treeline, at 8,800'. 70 cm of recent storm snow above the melt-freeze crust. HS 300cm Newly formed, small cornices near treeline. Recent strom snow from the past 5 days ranged from 27 to 30 inches along the Castle Rd in several hand pits between 7,400' and 7,800'. Forecaster
04/14/2022 - 13:00 Elephant's Back Carson Pass Area Snowpack Observation Professional Observer
04/14/2022 - 10:35 Northeast flank of Mt. Judah Donner Summit Area Snowpack Observation Ski kick on Flower Ridge Public
04/13/2022 - 14:00 Rubicon West Shore Area Snowpack Observation Public

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