These observations document past conditions at a small and variable scale. They are not too 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
01/09/2021 - 12:00 Euer Valley/Donner Ridge Donner Summit Area Snowpack Observation Surface hoar was up to 15mm in places Supportable knife hard surface crust SH closeup Wet snow in the trees below 7k’ Public
11/22/2020 - 12:00 Becker Ridge Echo Summit Area Snowpack Observation Clearly define faceted layer that had sintered together quite robustly The snowpack was shallow at 36 cm, but quite firm Field notes on the snow profile, the sintered faceted layer was quite firm, and well bonded ECT produced no results The ECT column, seen here, was *quite* well bonded. The Rutschblock test (really just for practice/fun) produced no result despite much jumping Sintered faceted crystals between 10-16cm from the ground. Just a really nice day to get outside and get some practice before the season starts in earnest Public
12/19/2020 - 12:30 Galena area Mount Rose Area Snowpack Observation Public
12/28/2020 - 12:00 Wheeler Peak outside Lake Alpine S-SW face Bear Valley Area Snowpack Observation Public
01/13/2021 - 14:00 just north of white rock lake Independence Lake Area Snowpack Observation Public
12/30/2020 - 13:00 Chickadee Mount Rose Area Snowpack Observation PWL was non reactive in CT test Showing some friends the tests done in a snow profile pit Public
01/06/2021 - 12:30 Incline Peak Mount Rose Area Snowpack Observation Public
12/27/2020 - 08:45 Donner ridge area Donner Summit Area Avalanche Observation Public
12/20/2020 - 12:30 Incline Peak Mount Rose Area Snowpack Observation Wind effected snow surfaces Public
01/01/2021 - 16:00 Field of Dreams Five Lakes Area Snowpack Observation Public
12/14/2020 - 06:30 Grouse Rock Blackwood Canyon or Ward Canyon Area Snowpack Observation Public
11/22/2020 - 09:00 Sunrise Bowl Donner Summit Area Snowpack Observation Public
12/19/2020 - 11:00 Charity Valley Creek North Carson Pass Area Avalanche Observation Public
12/02/2020 - 12:00 Mt Judah Donner Summit Area Snowpack Observation Wind Scoured NE Aspect of N Judah HS 75cm with obvious near surface faceting layer Near surface facets easy to identify and do not form snowball ground level facets are rounder smaller and wetter southern exposure ridgeline Public
12/26/2020 - 13:00 Eureka Peak Outside of the Forecast Area Avalanche Observation Public

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