898  
WWUS74 KTSA 171727  
NPWTSA  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE TULSA OK  
1227 PM CDT THU SEP 17 2026  
 
ARZ129-219-220-229-OKZ049-053-055>058-060>071-073>075-172-176-272-  
276-376-180000-  
/O.CON.KTSA.HT.Y.0062.000000T0000Z-260918T0000Z/  
NORTH AND CENTRAL SEBASTIAN-SOUTHERN CRAWFORD-CENTRAL AND  
SOUTHERN FRANKLIN-SOUTHERN SEBASTIAN-PUSHMATAHA-CHOCTAW-  
WASHINGTON OK-NOWATA-CRAIG-OTTAWA-TULSA-ROGERS-MAYES-DELAWARE-  
CREEK-OKFUSKEE-OKMULGEE-WAGONER-CHEROKEE-ADAIR-MUSKOGEE-MCINTOSH-  
PITTSBURG-HASKELL-LATIMER-NORTHERN SEQUOYAH-NORTHERN LE FLORE-  
CENTRAL AND SOUTHERN SEQUOYAH-CENTRAL LE FLORE-SOUTHERN LE FLORE-  
INCLUDING THE CITIES OF STIGLER, LIBERTY, PANAMA, VAN BUREN,  
CLAREMORE, JETHRO, TULSA, STILWELL, MANSFIELD, GROVE, SALLISAW,  
HUNTINGTON, OZARK, JAY, LONELM, SPIRO, CECIL, CLAYTON, POTEAU,  
PATTERSON, OKMULGEE, SAPULPA, HARTFORD, ARKOMA, WILBURTON, WAGONER,  
MCALESTER, CRAVENS, OKEMAH, TALIHINA, ANTLERS, FORT SMITH, TAHLEQUAH,  
NOWATA, BARTLESVILLE, MARBLE CITY, WATALULA, HUGO, MUSKOGEE, POCOLA,  
CHARLESTON, PRYOR, VINITA, CHECOTAH, AND MIAMI  
1227 PM CDT THU SEP 17 2026  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING
 
 
* WHAT...HEAT INDEX VALUES UP TO 107.  
 
* WHERE...PORTIONS OF NORTHWEST AND WEST CENTRAL ARKANSAS AND EAST  
CENTRAL, NORTHEAST, AND SOUTHEAST OKLAHOMA.  
 
* WHEN...UNTIL 7 PM CDT THIS EVENING.  
 
* IMPACTS...HEAT RELATED ILLNESSES ARE POSSIBLE ESPECIALLY IMPACTING  
THOSE NOT ACCLIMATED TO THE CONDITIONS OR THOSE PERFORMING  
STRENUOUS ACTIVITIES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE  
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING  
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND  
HEAT STROKE.  
 

 
 

 
 
MEJIA  
 
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