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
01/12/2017 - 12:00
Snowpack Observation 		Deep Creek
Cabin Creek, Deep Creek, or Pole Creek Area 		Loose dry sluff triggered by a small cornice dropped onto the slope.The wind loaded test slope that cracked and failed with a hard ski kick after previously being undercut.Settlement crack around the base of a tree. Forecaster
01/11/2017 - 14:30
Avalanche Observation 		East face Mt Lincoln
Donner Summit Area 		Public
01/11/2017 - 13:30
Snowpack Observation 		Negro Canyon
Donner Summit Area 		Ongoing wind transport between snow showers.Minor cracking on wind loaded test slope.Small skier triggered wind slab failure on test slope. Forecaster
01/11/2017 - 12:00
Avalanche Observation 		Mt. Rose Highway
Mount Rose Area
Relay Peak. East Face, 10,200'.
Fireplug. E/SE. 9200'.
Rose Knob/3rd Creek. S aspect. 9400'.
Incline Lake Peak. SE aspect, 9200'.
Mt. Houghton. S/SE aspect, 10,000'.
Mt. Houghton. SE aspect, 8800'.
 Forecaster
01/10/2017 - 23:01
Avalanche Observation 		Powderhouse
Luther Pass Area (including Job and Freel) 		Public
01/10/2017 - 15:00
Avalanche Observation 		Deep Creek
Cabin Creek, Deep Creek, or Pole Creek Area
Overview of the slide
The climbers left flank
Another overview
Debris and knocked over trees.
Forecaster
01/10/2017 - 14:30
Snowpack Observation 		Below Coyote Rock
Luther Pass Area (including Job and Freel) 		Cracking in fresh powder below 7000 feet in treed terrain.I remotely triggered the two small slopes from 30 feet away as I skinned by to investigate larger slide in background.This rock formation looks to have slid naturally within an hour or so of my visit.View of debris on a different aspect of formation. Professional Observer
01/10/2017 - 11:30
Avalanche Observation 		Negro Canyon
Donner Summit Area
Intentially skier trigger wind slab on small test slope
Wind slab failing within storm snow about 4-6'' above the old snow rain crust interface.
 Forecaster
01/09/2017 - 14:30
Snowpack Observation 		east aspect 6837
Donner Summit Area 		Public
01/09/2017 - 12:00
Snowpack Observation 		Hidden Peak
West Shore Area 		Minor cracking of tiny wind slabs on summit of Hidden Pk.Pointing at the depth of non-refrozen wet snow all the way down to 120 cm.What was Dec 15 near crust facets, now moist from rain. Easily makes a snowball. Forecaster
01/09/2017 - 11:00
Snowpack Observation 		Round Valley
Bear Valley Area 		Public
01/08/2017 - 08:00
Avalanche Observation 		Elephants Hump
Carson Pass Area
The larger avalanche in near treeline terrain.
One of the below treeline wet deep slab avalanches.
Another of the below treeline wet deep slab avalanches.
Numerous wind slab and deep slab avalanches near Frog Lake.
 Forecaster
01/07/2017 - 11:00
Avalanche Observation 		East Ridge Tamarack Peak
Mount Rose Area
Large cornices with a collapsed section and wind slab avalanche below.
Large cornices with a collapsed section and wind slab avalanche below.
Debris below wind slab
Another cornice collapse
False color image to show debris downslope.
 Forecaster
01/07/2017 - 09:30
Avalanche Observation 		Right side of Tram Face
Cabin Creek, Deep Creek, or Pole Creek Area
wet loose #1
 Guide
Alpenglow Expeditio
01/06/2017 - 14:33
Avalanche Observation 		Deep Creek
Cabin Creek, Deep Creek, or Pole Creek Area 		Shooting cracks
Slope step down
 Public

Pages