702
WWUS86 KSTO 111702
RFWSTO
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SACRAMENTO CA
1002 AM PDT FRI SEP 11 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM SATURDAY TO 11 AM PDT MONDAY
DUE TO GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR PORTIONS OF NORTHERN
CALIFORNIA...
CAZ124-129-142-144>146-148>150-122315-
/O.UPG.KSTO.FW.A.0004.260912T1800Z-260914T1800Z/
/O.NEW.KSTO.FW.W.0005.260912T1800Z-260914T1800Z/
SHASTA METRO-SIERRA (TEHAMA-PLUMAS) 1000-3000 FT-N. SAC VALLEY IN
TEHAMA COUNTY-CENTRAL GLENN CO & INTERSTATE 5-EASTERN GLENN
COUNTY-BUTTE COUNTY BELOW 1000 FT-CENTRAL COLUSA COUNTY INCL. I-5-
EASTERN COLUSA COUNTY-SUTTER/YUBA COUNTIES BELOW 1000 FT-
1002 AM PDT FRI SEP 11 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM SATURDAY TO 11 AM PDT
MONDAY...
THE NATIONAL WEATHER SERVICE IN SACRAMENTO CA HAS ISSUED A RED FLAG
WARNING IN EFFECT FROM 11 AM SATURDAY TO 11 AM PDT MONDAY.
* AFFECTED AREA...A PORTION OF NORTHERN CALIFORNIA.
* TIMING...FROM 11 AM SATURDAY TO 11 AM PDT MONDAY.
* WINDS...GUSTS 20 TO 35 MPH. SOUTH TO SOUTHWEST WINDS SATURDAY
MORNING AND AFTERNOON, BECOMING NORTH TO NORTHEAST SATURDAY EVENING
THROUGH MONDAY. STRONGEST WINDS IN THE AFTERNOON AND EVENINGS OVER
THE WEEKEND.
* RELATIVE HUMIDITY...RELATIVE HUMIDITY BETWEEN 10 TO 25 PERCENT.
* IMPACTS...ANY FIRES THAT DEVELOP WILL SPREAD RAPIDLY. OUTDOOR
BURNING IS NOT RECOMMENDED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW, OR WILL SHORTLY. A COMBINATION OF STRONG WINDS,
LOW RELATIVE HUMIDITY, AND WARM TEMPERATURES CAN CONTRIBUTE TO
EXTREME FIRE BEHAVIOR.
CAZ143-147-122315-
/O.NEW.KSTO.FW.W.0005.260912T1800Z-260914T1800Z/
GLENN/COLUSA COAST RANGE ABOVE 3000 FT-W. GLENN/COLUSA FOOTHILLS
1000-3000 FT-
1002 AM PDT FRI SEP 11 2026
...RED FLAG WARNING IN EFFECT FROM 11 AM SATURDAY TO 11 AM PDT
MONDAY...
THE NATIONAL WEATHER SERVICE IN SACRAMENTO CA HAS ISSUED A RED FLAG
WARNING.
* AFFECTED AREA...THE COASTAL FOOTHILLS OF GLENN AND COLUSA COUNTIES.
* TIMING...FROM 11 AM SATURDAY TO 11 AM PDT MONDAY.
* WINDS...GUSTS 20 TO 35 MPH. SOUTH TO SOUTHWEST WINDS SATURDAY
MORNING AND AFTERNOON, BECOMING NORTH TO NORTHEAST SATURDAY EVENING
THROUGH MONDAY. STRONGEST WINDS IN THE AFTERNOON AND EVENINGS OVER
THE WEEKEND.
* RELATIVE HUMIDITY...RELATIVE HUMIDITY BETWEEN 10 TO 25 PERCENT.
* IMPACTS...ANY FIRES THAT DEVELOP WILL SPREAD RAPIDLY. OUTDOOR
BURNING IS NOT RECOMMENDED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW, OR WILL SHORTLY. A COMBINATION OF STRONG WINDS,
LOW RELATIVE HUMIDITY, AND WARM TEMPERATURES CAN CONTRIBUTE TO
EXTREME FIRE BEHAVIOR.
SP
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