Wind Scouring and Loading on Tahoe Mountain

Location Name: 
Tahoe Mountain
Observation Date & Time: 
Sunday, February 26, 2023 - 14:55
Location: 
38.914508, -120.037070
See map: CalTopo
Is this an Avalanche Observation?: 
No


Conditions Alerts:

  • Recent Loading
  • Recent Loading›Blowing Snow
Observation made by: Public

Tabs

Observation
Description of Snow, Weather, and Avalanche Conditions: 

Wind scouring particularly around trees where scouring existed to ice layer on W-SW aspect ~7100 ft. Strong winds on the ridge. Developing wind crust. Deposits and small cornices on E-NE aspect ~7100ft. Small test slope above a cornice revealed cracking in the recent storm slab, which eventually gave way. Very small avalanche, ran ~50ft, stopping on lower angle terrain. Collapse occurred distinctly in storm slab but dragged underlying layers. Snow on the ground was relatively dry and loose. Snowfall seemed to become wetter 3-4 pm.

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Terrain: aspects: 
NE
E
SW
W
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Elevation of Observation: 
7000 - 8000 ft.
Blowing Snow: 
Moderate
Wind Direction: 
Northeast
Wind Speed: 
Strong
Sky Cover: 
Overcast - Cloudy - 8/8 covered
Precipitation: 
Snow
Air temperature: 
Below Freezing
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