These observations document past conditions at a small and variable scale. They are not too 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 Region Observation Type Photos Snowpack, Avalanche, Weather Videos Snowpit videos (tests, etc) Observation made by
01/05/2021 - 12:00 Andesite Donner Summit Area Snowpack Observation Guide
Alpenglow Expeditions
01/05/2021 - 10:30 Carpenter Ridge Independence Lake Area Snowpack Observation 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 Waterhouse Luther Pass Area (including Job and Freel) Snowpack Observation 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
01/05/2021 - 01:00 Jake's Peak, SSE aspect below Emerald Bay Chutes West Shore Area Snowpack Observation Public
01/04/2021 - 15:00 Grouse Rock Blackwood Canyon or Ward Canyon Area Snowpack Observation ECTP30 on Dec 11th facets Hand hardness (NE aspect, 7850ft, HS 145) Guide
Tahoe Mountain School
01/04/2021 - 14:00 Dicks Peak Desolation Wilderness Area (including Emerald Bay) Avalanche Observation Avalanche on Dicks Peak viewed from Jakes Peak on Jan 5. Avalanche on Dicks Peak viewed from Rubicon Peak on Dec 29. Avalanche on Dicks Peak viewed from Rubicon Peak on Dec 4. Avalanche crown on Dicks Pk on Dec 30. Area of avalanche crown on Dicks Pk on Dec 30. Forecaster
01/04/2021 - 14:00 Hawkins Peak Carson Pass Area Snowpack Observation Looking towards Hawkins Peak from Woodfords, CA. Area of report that held no avalanche when viewed with binoculars. Forecaster
01/04/2021 - 12:15 Shoulder of Tamarack Peak Mount Rose Area Snowpack Observation Public
01/04/2021 - 12:00 Lincoln Ridge Yuba Pass Area Avalanche Observation Intentionally triggered wind slab avalanche with a small cornice drop. Gale force SW winds on ridge building large fragile cornices with up to 2-2.5' wind slabs. Cracking on small wind loaded test slope. Forecaster
01/04/2021 - 12:00 Scout peak Echo Summit Area Snowpack Observation East facing slope getting loaded from gale force winds from the west. Soft wind slab breaking off from ski cut. Graupel on backpack. Small wind loaded feature. Professional Observer
01/03/2021 - 12:30 Slab Cliffs and Flanks of Relay Mount Rose Area Snowpack Observation We did several snowpits around the Slab Cliffs/Relay Peak area. Slab Fracture PST at Snowpit #2 where the snowpack was shallow and loose. We also got an ECTN 29 at this location. ECTP on the Dec 11 facets at Snowpit #3 location. Other tests at this location included PST 36/100 END on the Dec 11 facets and an ECTX Rimed trees and low clouds as viewed from the top of slab cliffs. Forecaster
01/03/2021 - 11:30 Ridge line connecting DP and tunnel creek East Shore Area Snowpack Observation Moisture and wind = Faceted grains underneath dec 11 event Public
01/03/2021 - 11:30 Castle Peak West Ridge Donner Summit Area Snowpack Observation Public
01/03/2021 - 11:00 Castle Valley and W Ridge Donner Summit Area Snowpack Observation Public
01/02/2021 - 14:00 Castle Valley Donner Summit Area Snowpack Observation Low clouds over Castle Valley Educator
Alpenglow Expeditions


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