159
WWUS46 KSTO 131304
WSWSTO
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
604 AM PDT MON OCT 13 2025
CAZ068-140015-
/O.CON.KSTO.WS.W.0010.000000T0000Z-251015T1200Z/
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF QUINCY AND CHESTER
604 AM PDT MON OCT 13 2025
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM PDT WEDNESDAY
* WHAT...SNOW EXPECTED ABOVE 6500 FEET. TOTAL SNOW ACCUMULATIONS
BETWEEN 12 AND 18 INCHES, UP TO 2 FEET ALONG THE HIGHEST PEAKS.
* WHERE...WESTERN PLUMAS COUNTY/LASSEN PARK COUNTY.
* WHEN...UNTIL 5 AM PDT WEDNESDAY.
* IMPACTS...PLAN FOR SLIPPERY ROAD CONDITIONS. HAZARDOUS ROAD
CONDITIONS ARE EXPECTED TO IMPACT THE MONDAY AND TUESDAY COMMUTES.
* ADDITIONAL DETAILS...SNOW LEVELS WILL BE 5500 TO 6500 FEET,
DECREASING AFTER MONDAY NIGHT TO 5000 TO 6000 FEET WITH HEAVIEST
SNOW ACCUMULATION EXPECTED MONDAY AFTERNOON TO LATE EVENING,
HIGHEST IN THE LASSEN PARK AREA. SNOW ACCUMULATIONS MAY BE
AFFECTED BY DIURNAL TRENDS AND SUN ANGLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
CHECK THE LATEST ROAD CONDITIONS FROM CALTRANS ONLINE AT
QUICKMAP.DOT.CA.GOV OR DIAL 5 1 1.
CAZ069-140015-
/O.CON.KSTO.WS.W.0010.000000T0000Z-251015T1200Z/
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITIES OF BLUE CANYON
604 AM PDT MON OCT 13 2025
..WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM PDT WEDNESDAY
* WHAT...SNOW EXPECTED ABOVE 6500 FEET. TOTAL SNOW ACCUMULATIONS OF
12 TO 20 INCHES, UP TO 3 FEET ALONG HIGHER ELEVATIONS; HIGHEST
TOTALS
SOUTH OF HIGHWAY 50. WINDS GUSTING UP TO 35 MPH.
* WHERE...WEST SLOPE NORTHERN SIERRA NEVADA COUNTY.
* WHEN...UNTIL 5 AM PDT WEDNESDAY.
* IMPACTS...PLAN FOR SLIPPERY ROAD CONDITIONS. HAZARDOUS ROAD
CONDITIONS ARE EXPECTED TO IMPACT THE MONDAY AND TUESDAY COMMUTES.
* ADDITIONAL DETAILS...SNOW LEVELS WILL BE 5500 TO 6500 FEET,
DECREASING AFTER MONDAY NIGHT TO 5000 TO 6000 FEET WITH HEAVIEST
SNOW ACCUMULATION EXPECTED MONDAY AFTERNOON TO LATE EVENING. SNOW
ACCUMULATIONS MAY BE AFFECTED BY DIURNAL TRENDS AND SUN ANGLE.
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/
WOOD
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