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
01/15/2019 - 13:15
Snowpack Observation 		Incline lake peak
Mount Rose Area 		Calm to light winds on Ridge North aspect unsupported convex test slope loose dry/sluff Very small loose dry on 40 degree east aspect Public
01/15/2019 - 13:00
Snowpack Observation 		Scott Creek
Blackwood Canyon or Ward Canyon Area 		Professional Observer
01/15/2019 - 12:00
Snowpack Observation 		Mt. Rose
Mount Rose Area 		Surface hoar buried under ~2-3 cm (~1 inch) of new snow. Small failure on a wind-loaded test slope that we think failed on the buried Surface Hoar. Forecaster
01/15/2019 - 11:00
Snowpack Observation 		Jakes Peak
West Shore Area 		Buried surface hoar was both widespread and reactive in this open terrain both below treeline and near treeline. , Forecaster
01/15/2019 - 08:00
Snowpack Observation 		Jake's Peak
West Shore Area 		A view of the pit with distinct layers. Snow fall rates picked up to S1 or S2 as we continued to ascend. Minor surface instabilities/slough (NSF and new snow) were easy to trigger in steeper terrain. Public
01/14/2019 - 15:00
Snowpack Observation 		North Bowl on Castle Peak
Donner Summit Area 		1/11 Avalanche on Castle Peak Public
01/14/2019 - 12:00
Snowpack Observation 		Johnson Canyon
Donner Summit Area 		10 to 12mm surface hoar in open areas near and below treeline. Forecaster
01/14/2019 - 11:00
Snowpack Observation 		Hidden Peak
West Shore Area 		Surface Hoar was observed above approximately 8000 feet. Surface Hoar Professional Observer
01/14/2019 - 10:15
Snowpack Observation 		Chief Creek drainage
Cabin Creek, Deep Creek, or Pole Creek Area 		Large surface hoar Guide
Alpenglow Expeditio
01/13/2019 - 15:30
Snowpack Observation 		Donner Peak
Donner Summit Area 		Educator
Tahoe Mountain Scho
01/13/2019 - 13:30
Avalanche Observation 		East of Grouse Rock
Blackwood Canyon or Ward Canyon Area 		Crown of a slide on north facing slope Public
01/13/2019 - 12:00
Snowpack Observation 		Upper Cold Stream Canyon
Donner Summit Area 		Very large cornice hanging over a steep slope. 1 to 2 cm large surface hoar grains. Old cornice and avalanche debris. What looked like an old avalanche crown on a steep low elevation slope. Forecaster
01/13/2019 - 12:00
Snowpack Observation 		Heavenly Ski Area
East Shore Area 		A view of the pit with distinct layers CT16 Q1 A view of the bottom of the block that released in the CT. Debris from a major wind event is evident. Public
01/13/2019 - 12:00
Snowpack Observation 		Becker Peak
Echo Summit Area 		Professional Observer
01/13/2019 - 11:30
Snowpack Observation 		Needle Peak area
Cabin Creek, Deep Creek, or Pole Creek Area 		Cornice collapse and wind scour Surface hoar Guide
Alpenglow Expeditio

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