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
12/24/2015 - 14:00
Avalanche Observation 		Silver Peak, N Ridge
Cabin Creek, Deep Creek, or Pole Creek Area
Forecaster
03/21/2012 - 00:00
Avalanche Observation 		Ralston Peak
Echo Summit Area
Public
01/07/2016 - 10:50
Avalanche Observation 		Andesite Peak
Donner Summit Area
Guide
Tahoe Mountain Scho
02/19/2017 - 13:00
Avalanche Observation 		Angora
Echo Summit Area 		Public
02/26/2017 - 11:00
Avalanche Observation 		Carpenter Ridge
Independence Lake Area
Test slope cracking of easy to trigger but very shallow wind slab.
Propagation up to 30' with shallow wind slab.
Triggered wind slab up to 4 inches thick on top of older wind slab from 24+ previous.
Some wind transport refill of skin track after 3 hrs, well below treeline on Carpenter Rd on N aspect at 8,040'.
 Forecaster
03/04/2017 - 14:10
Avalanche Observation 		Wheeler Ridge
Bear Valley Area
Public
02/19/2016 - 13:51
Avalanche Observation 		Andesite Ridge
Donner Summit Area
Forecaster
03/10/2014 - 13:00
Avalanche Observation 		Andesite Peak
Donner Summit Area
Professional Observer
04/10/2017 - 10:01
Avalanche Observation 		W of Winnemucca Lake
Carson Pass Area
Public
04/23/2017 - 10:30
Avalanche Observation 		South side of Rose
Mount Rose Area 		Public
12/15/2014 - 13:00
Avalanche Observation 		Mt. Judah
Donner Summit Area
Forecaster
11/23/2016 - 08:00
Avalanche Observation 		E-SE gully under Grouse Rock
Blackwood Canyon or Ward Canyon Area
Public
12/07/2009 - 11:00
Avalanche Observation 		Pole Creek Drainage
Cabin Creek, Deep Creek, or Pole Creek Area
Professional Observer
12/10/2016 - 10:18
Avalanche Observation 		Mt. Rose Chutes - CLOSED AREA
Mount Rose Area
Starting zone on the upper avalanche path after the afternoon avalanche release. This is a mix of the morning and afternoon crowns. Note how the crown steps down into different layers.
Closeup of the crown.
Overview of the upper starting zone
Smaller avalanche from the afternoon in an adjacent path.
Close up of the small crown in the lower adjacent path
Looking down the slope to the debris pile.
Looking up from the debris. Photo by Andrew Pinkham
The confluence of debris where the skier was found. The person is standing next to the burial location.
Standing in the hole where the skier was buried. He was buried prone in the area at my feet.
 Forecaster
01/18/2010 - 12:00
Avalanche Observation 		Carpenter Ridge
Independence Lake Area
Forecaster

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