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
01/07/2021 - 12:00

Snowpack Observation
Castle Peak North side

Donner Summit Area
Public
01/07/2021 - 11:30

Snowpack Observation
South of Red Lake

Carson Pass Area
Fist- snow in the Dec 11 layer, about 44cm down Large facets in the Dec 11 layer 44cm down to about 3cm above the ground Educator

Lake Tahoe Community College - Wilderness Educati
01/07/2021 - 11:30

Snowpack Observation
Signal Peak

Outside of the Forecast Area
test location, slope angle 37degrees ECTP 14 @30cm down. Facet temp was 0℃ 10cm above facet temp was -3.3℃ and snow surface temp was -6.3℃ of course I wanted to ski it... Public
01/07/2021 - 11:00

Snowpack Observation
Silver Peak

Cabin Creek, Deep Creek, or Pole Creek Area
Surface rain crust at 7200' fractured easily. Breakable rain crust between 7000-7500' Forecaster
01/06/2021 - 13:00

Snowpack Observation
Pickett Peak

Carson Pass Area
Pit location. A large whumpf of this slope was later intentionally triggered. Long shooting crack failing on Dec 11 facets on opposite side of slope from pit location. Long shooting crack failing on Dec 11 facets on opposite side of slope from pit location. Digging out the long crack that failed down to Dec 11 facets. Forecaster
01/06/2021 - 12:30

Snowpack Observation
Incline Peak

Mount Rose Area
Public
01/06/2021 - 12:00

Snowpack Observation
Mt Judah

Donner Summit Area
surface hoar minor cornice cracking blowing snow Guide

Alpenglow Expeditio
01/06/2021 - 12:00

Snowpack Observation
Andesite Peak

Donner Summit Area
Educator

Tahoe Mountain Scho
01/06/2021 - 09:00

Snowpack Observation
Castle Peak

Donner Summit Area
Some snow blowing onto a small wind loaded test slope on the Castle Peak Ridge Snowpit tests on a small wind-loaded test slope. ECTX Surface hoar in Round Valley Scoured SE facing slopes with exposed areas of rain crust. Rimed trees on Castle Peak Small cornice peices broke with a ski kick above a wind-loaded test slope on the Castle Peak Ridge Wind features on the Castle Peak Ridge Forecaster
01/05/2021 - 14:45

Snowpack Observation
Poison Canyon East Facing

Bear Valley Area
Appears to be a very small layer of burried surface hoar at the 71cm interface Public
01/05/2021 - 12:30

Snowpack Observation
Mt. Judah

Donner Summit Area
Public
01/05/2021 - 12:00

Snowpack Observation
Andesite

Donner Summit Area
Guide

Alpenglow Expeditio
01/05/2021 - 12:00

Snowpack Observation
Indian Valley

Ebbetts Pass Area
Professional Observer
01/05/2021 - 10:30

Snowpack Observation
Carpenter Ridge

Independence Lake Area
Today's snowpit site adjacent to 12/31 pit and 12/27 avalanche. Intentionally collapsed cornice sections produced no results. Forecaster
01/05/2021 - 09:15

Snowpack Observation
Waterhouse

Luther Pass Area (including Job and Freel)
Waterhouse and Powderhouse Peaks as the morning sun first hits with no visible snow on trees. Surface conditions in open areas on Grass Lake (elevation 7700 feet) Minor settlement cracks around trees Evidence of rain crust and blowing snow. The summit of Waterhouse with previous boot prints visible and areas on zero new snow. PST 90/100 END on 12/11 facets. Facets were findable here but less weak than in other locations. Professional Observer

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