391
WWUS46 KSTO 112013
WSWSTO

URGENT - WINTER WEATHER MESSAGE
National Weather Service Sacramento CA
1213 PM PST Tue Nov 11 2025

CAZ068-069-130000-
/O.UPG.KSTO.WS.A.0008.251113T0900Z-251114T1200Z/
/O.NEW.KSTO.WW.Y.0008.251113T0900Z-251114T1200Z/
Western Plumas County/Lassen Park-West Slope Northern Sierra
Nevada-
Including the cities of Chester, Quincy, and Blue Canyon
1213 PM PST Tue Nov 11 2025

...WINTER WEATHER ADVISORY IN EFFECT ABOVE 6500 FEET FROM 1 AM
THURSDAY TO 4 AM PST FRIDAY...

* WHAT...Moderate snow expected above 6500 feet. Total snow
  accumulations of 3 to 8 inches above 6500 feet with 1 to 2 feet at
  the highest peaks south of US Highway 50. Southwest winds gusting
  as high as 50 mph.

* WHERE...West Slope Northern Sierra Nevada and Western Plumas
  County/Lassen Park above 6500 feet.

* WHEN...From 1 AM Thursday to 4 AM PST Friday.

* IMPACTS...Plan on slippery road conditions above 6500 feet. The
  hazardous conditions could impact the Thursday morning and evening
  commutes. Gusty winds could bring down tree branches.

* ADDITIONAL DETAILS...Snow levels initially above 8000 feet
  Wednesday evening through midday Thursday, then lowering to around
  5500-6500 feet Thursday afternoon through Friday.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Check the latest road conditions from Caltrans online at
quickmap.dot.ca.gov or dial 5 1 1.

&&

$$

For more information, visit us at www.weather.gov/sto/

KH