725
WWUS84 KOUN 181734
RFWOUN
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE NORMAN OK
1234 PM CDT MON MAY 18 2026
OKZ004-009-014-021-033-034-TXZ083-084-190200-
/O.CON.KOUN.FW.W.0030.260518T1800Z-260519T0200Z/
HARPER-ELLIS-ROGER MILLS-BECKHAM-HARMON-GREER-HARDEMAN-FOARD-
1234 PM CDT MON MAY 18 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING
FOR HOT, DRY, AND WINDY CONDITIONS FOR PARTS OF
WESTERN OKLAHOMA AND WESTERN NORTH TEXAS...
* WINDS...SOUTH 20 TO 30 MPH WITH GUSTS UP TO 50 MPH.
* RELATIVE HUMIDITY...AS LOW AS 14 PERCENT.
* TEMPERATURES...UP TO 98.
* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
OUTDOOR BURNING IS NOT RECOMMENDED.
* SEVERITY...
FUELS (ERC)...90TH+ PERCENTILE...4 (OUT OF 5).
WEATHER...CRITICAL...3 (OUT OF 5).
FIRE ENVIRONMENT...7 (OUT OF 10).
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 WILL
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page