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
12/10/2020 - 12:00 Silver Peak Cabin Creek, Deep Creek, or Pole Creek Area Snowpack Observation Guide
Alpenglow Expeditions
11/18/2020 - 09:00 Grouse Rock Blackwood Canyon or Ward Canyon Area Snowpack Observation Guide
Tahoe Mountain School
01/02/2021 - 13:15 Silver Peak to Deep Creek Cabin Creek, Deep Creek, or Pole Creek Area Avalanche Observation Guide
International Alpine Guides
12/28/2020 - 14:45 Andesite Peak Donner Summit Area Snowpack Observation Guide
Alpenglow Expeditions
12/24/2020 - 12:00 Deep Creek Cabin Creek, Deep Creek, or Pole Creek Area Snowpack Observation Guide
Alpenglow Expeditions
12/04/2020 - 12:00 Scout Peak Echo Summit Area Snowpack Observation Snow at ground interface in pit profile was wet and compressible. Slopes with rocks, logs, and stumps. Thin melt freeze crust on sunny aspects below tree line. Pit profile showing wind slab at surface. 8-10cm of boot pen on South aspect @ 13:30 Professional Observer
01/09/2021 - 12:00 Blue Lakes Carson Pass Area Snowpack Observation Professional Observer
12/28/2020 - 12:00 Indian Valley Ebbetts Pass Area Snowpack Observation Professional Observer
11/21/2020 - 11:00 Black Butte Carson Pass Area Snowpack Observation Professional Observer
01/12/2021 - 11:30 Red Lake Peak Carson Pass Area Snowpack Observation First sign of wind affected snow above 8000'. very small thin windslabs found in specific terrain. Snow transporting across the slope by saltation. Pit Profile @ 8700' on North aspect. Professional Observer
01/05/2021 - 09:15 Waterhouse Luther Pass Area (including Job and Freel) Snowpack Observation Waterhouse and Powderhouse Peaks as the morning sun first hits with no visible snow on trees. Surface conditions in open areas on Grass Lake (elevation 7700 feet) Minor settlement cracks around trees Evidence of rain crust and blowing snow. The summit of Waterhouse with previous boot prints visible and areas on zero new snow. PST 90/100 END on 12/11 facets. Facets were findable here but less weak than in other locations. Professional Observer
12/19/2020 - 12:00 Red Lake Peak Carson Pass Area Snowpack Observation Large surface hoar below 8000 feet on shady slopes. Coverage above Crater Lake. Similar snow structure to other areas in forecast area. Professional Observer
12/03/2020 - 10:30 Frog Lake Cliffs Carson Pass Area Snowpack Observation Impressively weak snow. Boot penetration near my pit location was 40 cms Weak snow but no slab present An upside down pole was easy to probe to the ground in most of the shady north facing near tree terrain I explored. Firm previously scoured snow was found on ridges. Noticed this sign which I don't usually see in the winter b/c it gets buried. Looking across Hwy 88 at the south facing slopes of Red Lake Peak. Professional Observer
12/26/2020 - 11:15 Carson Pass Carson Pass Area Snowpack Observation Widespread dendrites and rimmed particles on surface. 25-30cm of new snow in protected areas. Soft windslabs releasing on small terrain features. Pit Profile. Strong winds had completely filled in my skin track while digging my pit. Professional Observer
12/23/2020 - 12:00 Woods Lake Carson Pass Area Snowpack Observation Professional Observer

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