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
02/21/2021 - 12:00
Avalanche Observation 		Polaris Bowl and Upper Blue Lakes
Carson Pass Area 		Public
02/21/2021 - 12:00
Snowpack Observation 		Talking Mountain
Echo Summit Area 		Little cohesive snow on a small cornice Significant evidence of recent rime on trees near the Talking Mt. ridge. Looking back Ralston and there was evidence of recent avalanche activity in the bowl to the south of the peak, possibly with cornice break as the trigger. Some surface hoar along the tour both on the Talking ridge and here on the north east side of Flagpole in the early afternoon. There had been significant previous loose wet slides on the NE side of Flagpole. Professional Observer
02/21/2021 - 10:30
Snowpack Observation 		Lincoln Ridge
Yuba Pass Area 		Wind scoured areas with exposed rain crust on the ridge. Surface hoar in open sheltered areas in the morning. Ice coated trees from the recent freezing rain event. Small signs of settlement around some trees. Looking at how the snow is changing around the recent rain crusts Forecaster
02/21/2021 - 10:30
Avalanche Observation 		Incline Peak
Mount Rose Area 		Public
02/20/2021 - 14:45
Snowpack Observation 		Backside of Incline Peak
Mount Rose Area 		Signs of wind-blown snow along ridgeline NE of Rose Knob on backside of Incline Peak Zoomed-in view of ridgeline showing wind-loading Public
02/20/2021 - 14:36
Avalanche Observation 		1/4 mile north of mt Lola
Little Truckee Summit Areas 		Public
02/20/2021 - 13:56
Snowpack Observation 		Observation point Shirley canyon
Cabin Creek, Deep Creek, or Pole Creek Area 		wind slab pocket cracked under skis Guide
Alpenglow Expeditio
02/20/2021 - 13:30
Avalanche Observation 		Horse Canyon
Bear Valley Area 		Public
02/20/2021 - 12:30
Snowpack Observation 		Tragedy Springs
Carson Pass Area 		Test slope #1 Public
02/20/2021 - 10:30
Snowpack Observation 		Saddle between Scotts Lake and Big Meadow
Carson Pass Area 		Public
02/20/2021 - 09:00
Snowpack Observation 		Andesite Peak
Donner Summit Area 		Two small wind slabs, both intentionally triggered. Wind slabs failing on a density change mid height within the wind drifted storm snow. Storm slab cracking while breaking trail. Large grauple at the old/new interface on top of rain crust. More clearing than expected leading to minor snow surface warming. Forecaster
02/19/2021 - 16:00
Snowpack Observation 		Mt tamarack
Mount Rose Area 		Public
02/19/2021 - 11:30
Snowpack Observation 		Tamarack Peak
Mount Rose Area 		Ski kick triggered cracking along the east ridge of Tamarack Peak. These wind slabs remained shallow and only extended a few feet down slope. Ski kick triggered cracking along the east ridge of Tamarack Peak. These wind slabs remained shallow and only extended a few feet down slope. this was the largest one we saw. Fragile cornices on the Prolateriate ridgeline. Cornices built out along the east ridge of Tamarack Peak. ECTP's on a NE facing wind-loaded test slope at 9800 ft near the top of Tamarack. Blowing snow and sun trying to poke through the clouds. Wind scoured surfaces on windward aspects. Forecaster
02/19/2021 - 09:00
Snowpack Observation 		Hope Valley / Tamarack Junction
Carson Pass Area 		Public
02/19/2021 - 07:00
Avalanche Observation 		Tamarack Peak
Mount Rose Area 		Public

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