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
12/27/2019 - 12:00
Snowpack Observation 		Meiss
Carson Pass Area 		Professional Observer
12/27/2019 - 11:45
Snowpack Observation 		Silver Peak
Cabin Creek, Deep Creek, or Pole Creek Area 		15mm surface hoar in open below treeline terrain. Widespread surface hoar covering open below treeline avalanche terrain. Surface hoar on wind textured surface in ridgetop avalanche start zone. Ridgetop wind feature covered in surface hoar. More wind affected than 24 hours ago, but covered in surface hoar. Minor cracking at edge of ridgetop wind slab. Forecaster
12/27/2019 - 11:30
Snowpack Observation 		Rubicon Peak
West Shore Area 		wind textured snow blowing snow small sensitive windslab Professional Observer
12/27/2019 - 10:15
Snowpack Observation 		Mt. Reba
Bear Valley Area 		Public
12/26/2019 - 12:00
Snowpack Observation 		Indian Valley
Ebbetts Pass Area 		Professional Observer
12/26/2019 - 12:00
Snowpack Observation 		Little Round Top
Carson Pass Area 		Snow transport over the saddle point between the ridges. The wind direction is ENE Small cracks in the snowpack near tree line. At this elevation the cracks are only between skis Wind erosion pattern near treeline. Wind direction is E Larger cracks in the newly forming slab above the treeline. The slab is anout 2-3 inch thick. Cracks did not propagate further than 2-3 feet Windblown structure at the pin drop location. The structures are facing east. Wind channel formed around the rock below the treeline. The channel is south of the rock Public
12/26/2019 - 11:00
Snowpack Observation 		Silver Peak
Cabin Creek, Deep Creek, or Pole Creek Area 		E winds were wrapping around scouring the ridge on to NW/N terrain. New cornice formation building out on ridge. Skin track refill within an hour. Snowpit location with ECTN on small wind slab. Forecaster
12/26/2019 - 10:30
Snowpack Observation 		Blue Lakes
Carson Pass Area 		Public
12/26/2019 - 08:00
Snowpack Observation 		Luther Pass
Luther Pass Area (including Job and Freel) 		Early morning was cold with a strong fog layer. Soft near surface faceted snow was present down about five inches on shady slopes. A few small test features had cohesive snow that broke with a ski kick. Professional Observer
12/24/2019 - 12:00
Avalanche Observation 		Red Lake Peak
Carson Pass Area 		Blowing snow Wind loading Loose Dry Educator
Lake Tahoe Community College - Wilderness Educati
12/24/2019 - 10:30
Snowpack Observation 		National Geographic Bowl
Cabin Creek, Deep Creek, or Pole Creek Area 		Active wind transport on ridgelines. Blowing snow Guide
Alpenglow Expeditio
12/24/2019 - 10:00
Snowpack Observation 		Mt. Judah
Donner Summit Area 		Moderate Sw winds transporting new snow Public
12/24/2019 - 07:45
Snowpack Observation 		Mt. Judah
Donner Summit Area 		New snow on the Mt. Judah ridgetop, available for wind transport. New snow above cornince area on the approach from Old Hwy 40, available for wind transport. Fragile cornices - Easy intentional collapses with minor entrainment. Typical entrainment of new snow from intentional cornice collapse. Forecaster
12/23/2019 - 14:15
Snowpack Observation 		Rubicon
West Shore Area 		Variation in snow density within the 12 inches of new snow Very minimal cracking within the new snow near the Rubicon summit. Public
12/23/2019 - 13:30
Snowpack Observation 		South of Webber lake, near the grills
Independence Lake Area 		Public

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