494
WWUS85 KBOU 121850
RFWBOU
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1250 PM MDT THU MAR 12 2026
COZ238>249-130400-
/O.UPG.KBOU.FW.A.0015.260313T1700Z-260314T0200Z/
/O.NEW.KBOU.FW.W.0020.260313T1700Z-260314T0200Z/
/O.NEW.KBOU.FW.A.0016.260314T1700Z-260315T0300Z/
/O.CON.KBOU.FW.W.0019.000000T0000Z-260313T0300Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-MORGAN COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
LOGAN COUNTY-WASHINGTON COUNTY-
1250 PM MDT THU MAR 12 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR AND
PLAINS...
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM MDT
FRIDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN CORRIDOR
AND MAJORITY OF THE PLAINS...
...FIRE WEATHER WATCH IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE URBAN
CORRIDOR AND MAJORITY OF THE PLAINS...
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG
WARNING FOR WIND AND LOW RELATIVE HUMIDITY, WHICH IS IN EFFECT
FROM 11 AM TO 8 PM MDT FRIDAY. A FIRE WEATHER WATCH HAS ALSO BEEN
ISSUED. THIS FIRE WEATHER WATCH FOR WIND AND LOW RELATIVE
HUMIDITY IS IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY
EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.
* AFFECTED AREA...FIRE WEATHER ZONES 238, 239, 240, 241, 242,
243, 244, 245, 246, 247, 248 AND 249.
* TIMING...FOR THE FIRST RED FLAG WARNING, UNTIL 9 PM MDT THIS
EVENING. FOR THE SECOND RED FLAG WARNING, FROM 11 AM TO 8 PM
MDT FRIDAY. FOR THE FIRE WEATHER WATCH, FROM SATURDAY MORNING
THROUGH SATURDAY EVENING.
* WINDS...ON THURSDAY, WEST 30 TO 60 MPH WITH GUSTS UP TO 90 MPH,
STRONGEST WINDS NEAR THE CHEYENNE RIDGE. ON FRIDAY, WEST WINDS
25 TO 35 WITH GUSTS AROUND 35 TO 50 MPH. ON SATURDAY, WEST WINDS
25 TO 35 WITH GUSTS AROUND 40 TO 60 MPH.
* RELATIVE HUMIDITY...AS LOW AS 10 PERCENT.
* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR RAPID FIRE SPREAD.
AVOID OUTDOOR BURNING AND ANY ACTIVITY THAT MAY PRODUCE A
SPARK AND START A WILDFIRE.
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.
A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.
COZ250-251-130300-
/O.CON.KBOU.FW.W.0019.000000T0000Z-260313T0300Z/
SEDGWICK COUNTY-PHILLIPS COUNTY-
1250 PM MDT THU MAR 12 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR WIND AND LOW RELATIVE HUMIDITY FOR SEDGWICK AND PHILLIPS
COUNTIES...
* AFFECTED AREA...FIRE WEATHER ZONES 250 AND 251.
* TIMING...UNTIL 9 PM MDT THIS EVENING.
* WINDS...WEST 25 TO 35 MPH WITH GUSTS UP TO 60 MPH.
* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.
* IMPACTS...CONDITIONS WILL BE FAVORABLE FOR RAPID FIRE SPREAD.
AVOID OUTDOOR BURNING AND ANY ACTIVITY THAT MAY PRODUCE A
SPARK AND START A WILDFIRE.
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.
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