050   
FPUS54 KOUN 182237  
ZFPOUN  
  
ZONE FORECAST PRODUCT FOR OKLAHOMA  
NATIONAL WEATHER SERVICE NORMAN OK  
535 PM CDT TUE AUG 18 2026  
  
OKZ025-190600-  
OKLAHOMA-  
INCLUDING THE CITY OF OKLAHOMA CITY  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 107 EARLY THIS  
EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS 5 TO 10 MPH,  
BECOMING NORTHEAST AFTER MIDNIGHT. HEAT INDEX VALUES UP TO  
108 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 101. NORTHEAST  
WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 80S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
TXZ086-190600-  
WICHITA-  
INCLUDING THE CITIES OF SHEPPARD AFB AND WICHITA FALLS  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 106 EARLY THIS  
EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHEAST  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ029-190600-  
CLEVELAND-  
INCLUDING THE CITIES OF NORMAN AND MOORE  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO 15 MPH. HEAT  
INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH, BECOMING EAST AFTER MIDNIGHT. HEAT INDEX  
VALUES UP TO 107 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 103. NORTHEAST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ038-190600-  
COMANCHE-  
INCLUDING THE CITY OF LAWTON  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 107 EARLY THIS  
EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH WITH GUSTS UP TO 20 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS  
5 TO 10 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT. HEAT INDEX VALUES  
UP TO 107 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 105. EAST WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ024-190600-  
CANADIAN-  
INCLUDING THE CITIES OF YUKON, CONCHO, EL RENO, AND MUSTANG  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 105 EARLY THIS  
EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY NIGHT  
CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH. HEAT  
INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 102. NORTHEAST  
WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ020-190600-  
PAYNE-  
INCLUDING THE CITY OF STILLWATER  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO 15 MPH. HEAT  
INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTHWEST IN THE  
AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. NORTHEAST WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. NORTHEAST  
WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY  
IN THE EVENING.    
MONDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING. HOT WITH HIGHS 105 TO 110. CHANCE  
OF RAIN 20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
LOWS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ030-190600-  
POTTAWATOMIE-  
INCLUDING THE CITY OF SHAWNEE  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH. HEAT  
INDEX VALUES UP TO 105 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 103. NORTHEAST WINDS  
AROUND 5 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ012-190600-  
GARFIELD-  
INCLUDING THE CITY OF ENID  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 106 EARLY THIS  
EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 104. WEST WINDS 10 TO  
15 MPH, BECOMING NORTH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. NORTHEAST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 100. NORTHEAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY  
IN THE EVENING.    
MONDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND 110. CHANCE  
OF RAIN 20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY  
IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ008-190600-  
KAY-  
INCLUDING THE CITIES OF PONCA CITY AND BLACKWELL  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.    
WEDNESDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 101. NORTHWEST  
WINDS 5 TO 10 MPH, BECOMING NORTHEAST IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
AROUND 70. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF RAIN  
20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE UPPER 90S. NORTHEAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 90S.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S.    
MONDAY  
MOSTLY SUNNY. HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ027-190600-  
GRADY-  
INCLUDING THE CITIES OF CHICKASHA AND TUTTLE  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO  
15 MPH. HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS  
5 TO 10 MPH, BECOMING EAST AFTER MIDNIGHT. HEAT INDEX VALUES UP  
TO 107 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 104. NORTHEAST  
WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ046-190600-  
CARTER-  
INCLUDING THE CITY OF ARDMORE  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH, BECOMING NORTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS AROUND 5 MPH. HEAT  
INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ039-190600-  
STEPHENS-  
INCLUDING THE CITY OF DUNCAN  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH, BECOMING NORTH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ045-190600-  
JEFFERSON-  
INCLUDING THE CITIES OF WAURIKA, RINGLING, AND RYAN  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH. HEAT  
INDEX VALUES UP TO 108 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 109. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 110 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHEAST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ009-190600-  
ELLIS-  
INCLUDING THE CITIES OF SHATTUCK, ARNETT, GAGE, AND FARGO  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 102. NORTHWEST WINDS  
5 TO 10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTHEAST IN THE  
AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 100. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 70. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
MONDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS 105 TO 110. CHANCE OF RAIN  
20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 70S. CHANCE OF RAIN  
20 PERCENT.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ004-190600-  
HARPER-  
INCLUDING THE CITIES OF BUFFALO AND LAVERNE  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY  
SUNNY. HIGHS IN THE UPPER 90S. NORTHEAST WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 100. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTHEAST WINDS 5 TO  
10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S.    
MONDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS AROUND 105. CHANCE OF RAIN  
20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE  
MID 70S. CHANCE OF RAIN 20 PERCENT.    
TUESDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ005-190600-  
WOODS-  
INCLUDING THE CITY OF ALVA  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO  
105 EARLY THIS EVENING.    
WEDNESDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 101. NORTHEAST  
WINDS 10 TO 15 MPH.    
WEDNESDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER  
MIDNIGHT. LOWS AROUND 70. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
RAIN 20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 101. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY  
IN THE EVENING.    
MONDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND 110. CHANCE  
OF RAIN 20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
LOWS IN THE MID 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND 105. CHANCE  
OF RAIN 20 PERCENT.   
  
  
  
OKZ010-190600-  
WOODWARD-  
INCLUDING THE CITY OF WOODWARD  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 102. NORTH WINDS 5 TO  
10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTHEAST IN THE  
AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 100. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
MONDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS 105 TO 110. CHANCE OF RAIN  
20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF RAIN  
20 PERCENT.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ006-190600-  
ALFALFA-  
INCLUDING THE CITIES OF CHEROKEE, HELENA, AND CARMEN  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 106 EARLY  
THIS EVENING.    
WEDNESDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 102. NORTH WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. NORTHEAST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 101. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY  
IN THE EVENING.    
MONDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND 110. CHANCE  
OF RAIN 20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS 105 TO 110. CHANCE  
OF RAIN 20 PERCENT.   
  
  
  
OKZ011-190600-  
MAJOR-  
INCLUDING THE CITY OF FAIRVIEW  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 105 EARLY  
THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 104. NORTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTH 5 TO 10 MPH  
IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.  
CHANCE OF RAIN 20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 101. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST  
WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS AROUND 80. HEAT INDEX VALUES UP TO 105 EARLY IN THE  
EVENING.    
MONDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS AROUND 110. CHANCE OF RAIN  
20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ007-190600-  
GRANT-  
INCLUDING THE CITIES OF MEDFORD, POND CREEK, LAMONT, AND WAKITA  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 106 EARLY  
THIS EVENING.    
WEDNESDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 101. NORTH WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
AROUND 70. NORTHEAST WINDS 5 TO 10 MPH. CHANCE OF RAIN  
20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 100. NORTHEAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY  
IN THE EVENING.    
MONDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND 110. CHANCE  
OF RAIN 20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ013-190600-  
NOBLE-  
INCLUDING THE CITY OF PERRY  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO  
15 MPH. HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 104. WEST WINDS 10 TO  
15 MPH, BECOMING NORTH IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. NORTHEAST WINDS 10 TO 15 MPH.  
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 106 EARLY IN  
THE EVENING.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HUMID  
WITH HIGHS IN THE UPPER 90S. NORTHEAST WINDS 5 TO 10 MPH. HEAT  
INDEX VALUES UP TO 105 IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO  
105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY  
IN THE EVENING.    
MONDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HOT WITH HIGHS 105 TO 110. CHANCE OF RAIN 20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
LOWS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ014-190600-  
ROGER MILLS-  
INCLUDING THE CITIES OF CHEYENNE AND HAMMON  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 105. WEST WINDS AROUND  
10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 10 TO 15 MPH.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 101. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ015-190600-  
DEWEY-  
INCLUDING THE CITIES OF SEILING, VICI, TALOGA, AND LEEDEY  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 105. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTH 5 TO 10 MPH IN THE  
AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.  
CHANCE OF RAIN 20 PERCENT.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 101. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ016-190600-  
CUSTER-  
INCLUDING THE CITIES OF WEATHERFORD AND CLINTON  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO  
15 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. WEST WINDS 10 TO  
15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 102. EAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ021-190600-  
BECKHAM-  
INCLUDING THE CITIES OF ELK CITY AND SAYRE  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH WITH GUSTS UP TO 20 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH, BECOMING NORTHEAST AFTER  
MIDNIGHT.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 103. NORTHEAST  
WINDS 5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST  
WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ033-190600-  
HARMON-  
INCLUDING THE CITY OF HOLLIS  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO  
15 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT  
CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS AROUND 10 MPH WITH GUSTS  
UP TO 20 MPH, BECOMING EAST AFTER MIDNIGHT. HEAT INDEX VALUES UP  
TO 105 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 104. NORTHEAST  
WINDS AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST  
WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 70S. CHANCE OF RAIN  
20 PERCENT.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ034-190600-  
GREER-  
INCLUDING THE CITIES OF MANGUM AND GRANITE  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 105 EARLY THIS  
EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 109. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 70S. SOUTH WINDS 10 TO 15 MPH, BECOMING  
EAST 5 TO 10 MPH AFTER MIDNIGHT. HEAT INDEX VALUES UP TO  
105 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105. NORTHEAST  
WINDS 5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST  
WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 110.   
  
  
  
OKZ036-190600-  
JACKSON-  
INCLUDING THE CITY OF ALTUS  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 106 EARLY  
THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 109. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 107. NORTHEAST  
WINDS 5 TO 10 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS 5 TO 10 MPH. HEAT  
INDEX VALUES UP TO 105 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 110.   
  
  
  
TXZ083-190600-  
HARDEMAN-  
INCLUDING THE CITY OF QUANAH  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO  
15 MPH. HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE  
EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105. WEST WINDS  
5 TO 10 MPH, BECOMING SOUTH IN THE AFTERNOON.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHEAST  
WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
TXZ084-190600-  
FOARD-  
INCLUDING THE CITY OF CROWELL  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS AROUND  
10 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 105. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 80S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
TXZ087-190600-  
KNOX-  
INCLUDING THE CITIES OF MUNDAY AND KNOX CITY  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH.   
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 105. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 105. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
CLEAR. LOWS AROUND 80.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
TXZ085-190600-  
WILBARGER-  
INCLUDING THE CITY OF VERNON  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO  
15 MPH. HEAT INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
AROUND 10 MPH WITH GUSTS UP TO 20 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHEAST  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 80S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 110.   
  
  
  
TXZ088-190600-  
BAYLOR-  
INCLUDING THE CITY OF SEYMOUR  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 105. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 105. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
TXZ089-190600-  
ARCHER-  
INCLUDING THE CITIES OF ARCHER CITY, HOLLIDAY, LAKESIDE CITY,   
AND SCOTLAND  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO 15 MPH. HEAT  
INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 105. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 105. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
TXZ090-190600-  
CLAY-  
INCLUDING THE CITY OF HENRIETTA  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH. HEAT  
INDEX VALUES UP TO 107 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHEAST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ037-190600-  
TILLMAN-  
INCLUDING THE CITY OF FREDERICK  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO  
15 MPH. HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 109. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 110.   
  
  
  
OKZ044-190600-  
COTTON-  
INCLUDING THE CITIES OF WALTERS AND TEMPLE  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO  
15 MPH. HEAT INDEX VALUES UP TO 108 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 109. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 110.   
  
  
  
OKZ022-190600-  
WASHITA-  
INCLUDING THE CITIES OF CORDELL, BURNS FLAT, AND SENTINEL  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.    
WEDNESDAY NIGHT  
CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 70S. SOUTHEAST WINDS 10 TO 15 MPH,  
BECOMING EAST 5 TO 10 MPH AFTER MIDNIGHT.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 104. EAST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS  
5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ035-190600-  
KIOWA-  
INCLUDING THE CITIES OF HOBART AND SNYDER  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 105 EARLY THIS  
EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH, BECOMING  
EAST 5 TO 10 MPH AFTER MIDNIGHT. HEAT INDEX VALUES UP TO  
105 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105. EAST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS  
5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.   
  
  
  
OKZ023-190600-  
CADDO-  
INCLUDING THE CITIES OF ANADARKO AND HINTON  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 70S. SOUTHEAST WINDS 5 TO 10 MPH WITH  
GUSTS UP TO 20 MPH, BECOMING EAST AFTER MIDNIGHT. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 103. EAST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ017-190600-  
BLAINE-  
INCLUDING THE CITIES OF WATONGA, GEARY, AND OKEENE  
535 PM CDT TUE AUG 18 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING  
   
..HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY  
  
   
TONIGHT  
CLEAR. LOWS IN THE LOWER 80S. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 105 EARLY  
THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. WEST WINDS 10 TO  
15 MPH, BECOMING NORTHWEST IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. NORTHEAST WINDS 5 TO  
10 MPH.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 101. NORTHEAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST  
WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ018-190600-  
KINGFISHER-  
INCLUDING THE CITIES OF KINGFISHER, HENNESSEY, AND OKARCHE  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 106 EARLY THIS  
EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTHWEST IN THE  
AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. NORTHEAST WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 101. NORTHEAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS 105 TO 110.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ019-190600-  
LOGAN-  
INCLUDING THE CITY OF GUTHRIE  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 10 TO  
15 MPH. HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
10 TO 15 MPH, BECOMING WEST IN THE AFTERNOON.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. NORTHEAST WINDS 10 TO 15 MPH.  
HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.    
THURSDAY  
PARTLY SUNNY IN THE MORNING, THEN CLEARING. HOT WITH  
HIGHS AROUND 100. NORTHEAST WINDS 5 TO 10 MPH. HEAT INDEX VALUES  
UP TO 106 IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS 105 TO 110. CHANCE OF RAIN  
20 PERCENT.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ026-190600-  
LINCOLN-  
INCLUDING THE CITIES OF CHANDLER, STROUD, PRAGUE, MEEKER,   
DAVENPORT, AND WELLSTON  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS AROUND 80. SOUTH WINDS 10 TO 15 MPH. HEAT  
INDEX VALUES UP TO 105 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
THURSDAY  
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. NORTHEAST  
WINDS 5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S. NORTHEAST WINDS 5 TO  
10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ028-190600-  
MCCLAIN-  
INCLUDING THE CITIES OF PURCELL, NEWCASTLE, AND BLANCHARD  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS  
5 TO 10 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT. HEAT INDEX VALUES  
UP TO 106 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 103. NORTHEAST WINDS  
AROUND 5 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ040-190600-  
GARVIN-  
INCLUDING THE CITIES OF PAULS VALLEY, LINDSAY, AND WYNNEWOOD  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 104. WEST WINDS AROUND  
5 MPH, BECOMING NORTH AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. EAST WINDS  
AROUND 5 MPH.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ031-190600-  
SEMINOLE-  
INCLUDING THE CITIES OF SEMINOLE AND WEWOKA  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH. HEAT  
INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 104. NORTHEAST WINDS  
AROUND 5 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.   
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ042-190600-  
PONTOTOC-  
INCLUDING THE CITY OF ADA  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 108 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 105. WEST WINDS AROUND  
5 MPH, BECOMING NORTH AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS AROUND 5 MPH. HEAT  
INDEX VALUES UP TO 107 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. HOT  
WITH HIGHS 100 TO 105. CHANCE OF RAIN 20 PERCENT.   
  
  
  
OKZ032-190600-  
HUGHES-  
INCLUDING THE CITIES OF HOLDENVILLE AND WETUMKA  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 105. WEST WINDS AROUND  
5 MPH, BECOMING NORTH AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.  
HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. HOT  
WITH HIGHS 100 TO 105. CHANCE OF RAIN 20 PERCENT.   
  
  
  
OKZ048-190600-  
ATOKA-  
INCLUDING THE CITY OF ATOKA  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 108 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 108. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 110 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTHWEST AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE. HEAT  
INDEX VALUES UP TO 108 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105. HEAT INDEX VALUES  
UP TO 110 IN THE AFTERNOON.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 105. HEAT INDEX VALUES UP  
TO 110 IN THE AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. HOT  
WITH HIGHS AROUND 105. CHANCE OF RAIN 20 PERCENT.   
  
  
  
OKZ052-190600-  
BRYAN-  
INCLUDING THE CITY OF DURANT  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 108 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 80S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH, BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHEAST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 105. HEAT INDEX VALUES UP  
TO 110.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105. HEAT INDEX VALUES  
UP TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 105. HEAT INDEX VALUES UP  
TO 110 IN THE AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105. HEAT INDEX VALUES UP  
TO 110 IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105. HEAT INDEX VALUES UP  
TO 110 IN THE AFTERNOON.   
  
  
  
OKZ047-190600-  
JOHNSTON-  
INCLUDING THE CITY OF TISHOMINGO  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 108 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 111 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH, BECOMING NORTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 105. HEAT INDEX VALUES UP  
TO 110 IN THE AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ051-190600-  
MARSHALL-  
INCLUDING THE CITIES OF MADILL AND KINGSTON  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 109 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 80S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 110 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHEAST  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
  
OKZ050-190600-  
LOVE-  
INCLUDING THE CITIES OF MARIETTA AND THACKERVILLE  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 109 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 110 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHEAST  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS AROUND 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS AROUND 105.   
  
  
  
OKZ043-190600-  
COAL-  
INCLUDING THE CITY OF COALGATE  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 80S. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 110 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 109. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 111 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 107. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTHWEST AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 105. HEAT INDEX VALUES UP  
TO 110.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 105. HEAT INDEX VALUES  
UP TO 110.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
SUNDAY  
SUNNY, HOT WITH HIGHS 105 TO 110. HEAT INDEX VALUES UP  
TO 110 IN THE AFTERNOON.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
MONDAY  
SUNNY, HOT WITH HIGHS 105 TO 110.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 110 EARLY IN THE EVENING.    
TUESDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. HOT  
WITH HIGHS 105 TO 110. CHANCE OF RAIN 20 PERCENT. HEAT INDEX  
VALUES UP TO 110.   
  
  
  
OKZ041-190600-  
MURRAY-  
INCLUDING THE CITIES OF SULPHUR AND DAVIS  
535 PM CDT TUE AUG 18 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THIS EVENING  
  
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT  
WEDNESDAY...  
   
TONIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 106 EARLY THIS EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS AROUND 106. SOUTHWEST WINDS  
5 TO 10 MPH.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS AROUND 104. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTH AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S. EAST WINDS AROUND 5 MPH. HEAT  
INDEX VALUES UP TO 105 EARLY IN THE EVENING.    
FRIDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SATURDAY  
SUNNY, HOT WITH HIGHS AROUND 100.    
SATURDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
SUNDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
SUNDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
MONDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.    
MONDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX  
VALUES UP TO 105 EARLY IN THE EVENING.    
TUESDAY  
SUNNY, HOT WITH HIGHS 100 TO 105.   
  
  
 
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