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
12/21/2019 - 02:00
Snowpack Observation 		judah billboards
Donner Summit Area 		Educator
Alpine Skills International (AS
12/20/2019 - 11:30
Snowpack Observation 		National Geographic Bowl
Cabin Creek, Deep Creek, or Pole Creek Area 		Guide
Alpenglow Expeditio
12/20/2019 - 11:00
Snowpack Observation 		Mt. Judah
Donner Summit Area 		Drifting snow over Wildflower Ridge cornice. Soft wind slabs lower on the peak. Forecaster
12/20/2019 - 03:15
Snowpack Observation 		Wild flower Ridge
Donner Summit Area 		Educator
Alpine Skills International (AS
12/19/2019 - 14:30
Snowpack Observation 		Rubicon Peak
West Shore Area 		sastruigi scoured and loaded Professional Observer
12/19/2019 - 12:00
Avalanche Observation 		Elephants Hump
Carson Pass Area 		Looking north from the far climbers left flank, over 500' to the dead tree. Looking from the dead tree towards the climbersleft flank past the large rock midslope. Partially filled in crown line with avalanche debris below. On the far climbers right flank of avalanche Hard slab debris down into trees. Shooting cracks through lower angle terrain connecting the 2 steeper avalanche paths. Crown line profile on lower climbers left flank. 1' deep pencil hard wind slab. Forecaster
12/18/2019 - 13:00
Snowpack Observation 		Mt. Judah
Donner Summit Area 		Guide
Alpenglow Expeditio
12/18/2019 - 11:45
Avalanche Observation 		Elephants Hump
Carson Pass Area 		Left side of wind slab avalanche Partially filled in crown. Hard wind slab debris down into trees Around corner on to adjacent aspect. Wind scouring down to the Dec 12 rain crust. Forecaster
12/18/2019 - 06:00
Snowpack Observation 		Tamarack Peak
Mount Rose Area 		Public
12/17/2019 - 11:00
Snowpack Observation 		Silver Peak
Cabin Creek, Deep Creek, or Pole Creek Area 		Hard wind slab at treeline with obvious snow surface texture that we chose to avoid. 10mm surface hoar on a slight NE aspect at ~7,150'. Forecaster
12/16/2019 - 12:15
Snowpack Observation 		Roundtop
Carson Pass Area 		Easy cracking in wind blown snow above skin track. This ridge area was scoured of new snow down to old 12/12 rain crust. Great day to observe wind altered snow. Wind effected snow. Sastrugi More easy cracking in wind drifted snow above the skin track. Professional Observer
12/16/2019 - 12:00
Avalanche Observation 		Cinder Cone
Blackwood Canyon or Ward Canyon Area 		You can see the skier on a little pitch lookers right that triggered it For a better view of the surroundings, to show location Public
12/16/2019 - 12:00
Snowpack Observation 		Blue Lakes
Carson Pass Area 		Professional Observer
12/16/2019 - 12:00
Snowpack Observation 		Ophir Peak
Mount Rose Area 		Forecaster
12/16/2019 - 11:45
Avalanche Observation 		Ward Canyon ("Avagator" gully)
Blackwood Canyon or Ward Canyon Area 		Public

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