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
01/18/2019 - 10:15
Snowpack Observation 		Shirley Canyon
Cabin Creek, Deep Creek, or Pole Creek Area 		Minor wind slab cracking Large cornice drop, no slab failure Early stage settlement ring Roller Balls Profile Guide
Alpenglow Expeditio
01/17/2019 - 13:00
Snowpack Observation 		Brockway Summit
Sawtooth Ridge to Tahoe City 		Isolating the column took some digging. The layer of with potential buried surface hoar was knee level Public
01/17/2019 - 11:00
Snowpack Observation 		Johnson Canyon
Donner Summit Area 		Cornice collapse and wind slab avalanche. Shooting crack around rock following collapse with whumpf. Whumpf triggered by skier at that location. Frozen rain on tree branch. Forecaster
01/16/2019 - 15:00
Avalanche Observation 		Tamarack Peak
Mount Rose Area 		Look closely and you can see a size 2 avalanche below the ridge Shooting Cracks from Ski Tips Can you Spot the Surface Hoar? Obvious layer found about 65cm Down Public
01/16/2019 - 13:00
Avalanche Observation 		2.5k west of peak 8740
Independence Lake Area 		Test slope avalanche on small wind loaded cornice Shooting crack from snowmobile ski tip Shooting crack from snowmobile track Public
01/16/2019 - 13:00
Avalanche Observation 		near Frog Lake
Carson Pass Area 		Crown at midpoint of avalanche. Lowest portion of the debris. Looking up towards the start zone. Snow pushed up against tree by slide. Looking down from where the cornice broke that triggered this slide. Profile of avalanche crown. Facets are by fingers of glove. Shovel blade is roughly at bed surface. Professional Observer
01/16/2019 - 12:45
Avalanche Observation 		Slide Mountain
Mount Rose Area 		Avalanche on Slide Mountain Public
01/16/2019 - 11:30
Snowpack Observation 		Below Scott Peak
Blackwood Canyon or Ward Canyon Area 		Surface hoar buried under 65cm of new snow Surface hoar grains removed from bottom of slab on ECTP6 Public
01/16/2019 - 11:30
Snowpack Observation 		Rubicon Peak
West Shore Area 		Shooting crack triggered while breaking trail. Connects ski pole to ski pole and beyond for a total of ~20'. Digging out the crack to look at the weak layer of buried surface hoar and density change. Forecaster
01/16/2019 - 11:00
Snowpack Observation 		Powderhouse Peak
Luther Pass Area (including Job and Freel) 		This crack shot out approximately 40 feet in front of my ski. Profile of where crack propagated. Professional Observer
01/16/2019 - 11:00
Avalanche Observation 		Red Lake
Carson Pass Area 		Shooting crack that triggered slide Crack ran about 50 yards in a curve to the starting point, a wind slab next to trees Looking down looking down and behind Looking behind us down the road we skinned up. The slide moved uphill from its original start Public
01/16/2019 - 11:00
Avalanche Observation 		Hwy. 89 North of Tahoe City
Blackwood Canyon or Ward Canyon Area 		Forecaster
01/16/2019 - 09:30
Avalanche Observation 		Picnic Rock Brockway
Sawtooth Ridge to Tahoe City 		Public
01/16/2019 - 02:00
Avalanche Observation 		Incline Lake Peak
Mount Rose Area 		Public
01/16/2019 - 01:30
Snowpack Observation 		Bottom of Waterhouse
Luther Pass Area (including Job and Freel) 		Educator
Alpine Skills International (AS

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