765
WWUS46 KSTO 242122
WSWSTO
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
122 PM PST WED DEC 24 2025
CAZ068-069-260000-
/O.CON.KSTO.WS.W.0011.000000T0000Z-251227T0600Z/
WESTERN PLUMAS COUNTY/LASSEN PARK-WEST SLOPE NORTHERN SIERRA
NEVADA-
INCLUDING THE CITIES OF CHESTER, QUINCY, AND BLUE CANYON
122 PM PST WED DEC 24 2025
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY
* WHAT...HEAVY SNOW EXPECTED. ACCUMULATIONS UP TO A FOOT BETWEEN
4500 TO 5500 FEET. 4 TO 8 FEET, WITH LOCALLY HIGHER AMOUNTS ABOVE
5500 FEET. WIND GUSTS UP TO 60 MPH.
* WHERE...WEST SLOPE NORTHERN SIERRA NEVADA AND WESTERN PLUMAS
COUNTY/LASSEN PARK COUNTIES.
* WHEN...UNTIL 10 PM PST FRIDAY.
* IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH CHAIN CONTROLS AND ROAD
CLOSURES. LOCALIZED TREE DAMAGE, POWER OUTAGES, AND LOW VISIBILITY
DUE TO THE COMBINATION OF HEAVY WET SNOW AND STRONG WINDS.
* ADDITIONAL DETAILS...SNOW LEVELS WILL BE AROUND 4500 TO 5500 FEET
TODAY THROUGH FRIDAY. SNOWFALL RATES OF 1 TO 2 INCHES PER HOUR AT
TIMES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
CHECK THE LATEST ROAD CONDITIONS FROM CALTRANS ONLINE AT
QUICKMAP.DOT.CA.GOV OR DIAL 5 1 1.
CAZ013-014-063-260000-
/O.CON.KSTO.WS.W.0011.251225T0000Z-251227T0600Z/
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-BURNEY BASIN / EASTERN
SHASTA COUNTY-MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN
COLUSA COUNTY-
INCLUDING THE CITIES OF ALDER SPRINGS, BURNEY, AND SHASTA DAM
122 PM PST WED DEC 24 2025
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY
* WHAT...HEAVY SNOW EXPECTED. SNOW ACCUMULATIONS OF 1 TO 3 FEET
ABOVE 4500 FEET, WITH LOCALLY HIGHER AMOUNTS AT PEAKS. UP TO 1
FOOT BETWEEN 3500 TO 4500 FEET. WIND GUSTS UP TO 60 MPH.
* WHERE...BURNEY BASIN / EASTERN SHASTA COUNTY, MOUNTAINS
SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY, AND SHASTA
LAKE AREA / NORTHERN SHASTA COUNTY COUNTIES.
* WHEN...UNTIL 10 PM PST FRIDAY.
* IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH CHAIN CONTROLS AND ROAD
CLOSURES. LOCALIZED TREE DAMAGE, POWER OUTAGES, AND LOW VISIBILITY
DUE TO THE COMBINATION OF HEAVY WET SNOW AND STRONG WINDS.
* ADDITIONAL DETAILS...SNOW LEVELS WILL BE ABOVE 5000 FEET TODAY,
THEN DROP TO 3500 FEET BY THURSDAY NIGHT. SNOWFALL RATES UP TO AN
INCH PER HOUR AT TIMES.
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/
JS
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