413  
WWUS74 KOUN 151645  
NPWOUN  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE NORMAN OK  
1145 AM CDT TUE SEP 15 2026  
 
OKZ032-043-047-048-051-052-160645-  
/O.NEW.KOUN.HT.Y.0057.260916T1700Z-260917T0000Z/  
/O.CON.KOUN.HT.Y.0056.260915T1700Z-260916T0000Z/  
HUGHES-COAL-JOHNSTON-ATOKA-MARSHALL-BRYAN-  
INCLUDING THE CITIES OF HOLDENVILLE, TISHOMINGO, WETUMKA, MADILL,  
KINGSTON, COALGATE, ATOKA, AND DURANT  
1145 AM CDT TUE SEP 15 2026  
   
..HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM CDT WEDNESDAY  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
* WHAT...HEAT INDEX VALUES UP TO 105 TO 109.  
 
* WHERE...ATOKA, BRYAN, COAL, HUGHES, JOHNSTON, AND MARSHALL  
COUNTIES.  
 
* WHEN...UNTIL 7 PM CDT THIS EVENING, THEN AGAIN FROM NOON TO 7 PM  
CDT WEDNESDAY.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF  
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.  
 
 
 
 
 
OKZ042-046-050-160645-  
/O.NEW.KOUN.HT.Y.0057.260916T1700Z-260917T0000Z/  
PONTOTOC-CARTER-LOVE-  
INCLUDING THE CITIES OF ADA, THACKERVILLE, ARDMORE, AND MARIETTA  
1145 AM CDT TUE SEP 15 2026  
   
..HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM CDT WEDNESDAY  
 
* WHAT...HEAT INDEX VALUES UP TO 107 EXPECTED.  
 
* WHERE...PONTOTOC, CARTER, AND LOVE COUNTIES.  
 
* WHEN...FROM NOON TO 7 PM CDT WEDNESDAY.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF  
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.  
 
 
 
 
 
OKZ005>008-011>013-018>020-026-031-160000-  
/O.CON.KOUN.HT.Y.0056.260915T1700Z-260916T0000Z/  
WOODS-ALFALFA-GRANT-KAY-MAJOR-GARFIELD-NOBLE-KINGFISHER-LOGAN-PAYNE-  
LINCOLN-SEMINOLE-  
INCLUDING THE CITIES OF HELENA, LAMONT, GUTHRIE, STILLWATER, PONCA  
CITY, PRAGUE, MEDFORD, CARMEN, MEEKER, OKARCHE, BLACKWELL, POND  
CREEK, WAKITA, WELLSTON, ALVA, PERRY, SEMINOLE, STROUD, WEWOKA,  
FAIRVIEW, KINGFISHER, DAVENPORT, HENNESSEY, CHEROKEE, ENID, AND  
CHANDLER  
1145 AM CDT TUE SEP 15 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
* WHAT...HEAT INDEX VALUES UP TO 107 EXPECTED.  
 
* WHERE...PORTIONS OF CENTRAL, EAST CENTRAL, NORTHERN, AND NORTHWEST  
OKLAHOMA.  
 
* WHEN...UNTIL 7 PM CDT THIS EVENING.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF  
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.  
 
 
 
 
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