492  
FXUS64 KOUN 251106  
AFDOUN  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE NORMAN OK  
606 AM CDT TUE AUG 25 2026  
   
..NEW AVIATION  
 
   
KEY MESSAGES  
 
UPDATED AT 522 AM CDT TUE AUG 25 2026  
 
- EXCESSIVE HEAT CONTINUES TOMORROW, WITH LESS HOT CONDITIONS  
TOWARDS THE MIDWEEK.  
 
- STRONG TO SEVERE STORMS ARE POSSIBLE TUESDAY NIGHT INTO  
WEDNESDAY MORNING ACROSS NORTHWEST OKLAHOMA.  
 
 
   
NEAR TERM  
 
(THROUGH TUESDAY)  
ISSUED AT 136 AM CDT TUE AUG 25 2026  
 
A FEW LINGERING SHOWERS ACROSS THE SOUTHEAST THIS MORNING, OTHERWISE  
MAINLY DRY CONDITIONS EXPECTED THROUGH MUCH OF THE DAY. THERE IS A  
SHORTWAVE TROUGH THAT WILL MOVE ACROSS KANSAS, BUT CURRENTLY IT  
APPEARS THAT ANY PRECIP ASSOCIATED WITH THIS FEATURE WILL REMAIN TO  
OUR NORTH ACROSS KANSAS.  
 
ELSEWHERE, THE WEAK FRONTAL BOUNDARY LOCATED NEAR THE I-44 CORRIDOR  
MAY MOVE SLIGHTLY FARTHER SOUTH TODAY WITH ONLY MINIMAL IMPACTS TO  
TEMPERATURES ACROSS THE NORTH. TO THE SOUTH OF THE BOUNDARY ANOTHER  
VERY HOT DAY WITH NEAR RECORD HEAT IS EXPECTED. STILL SOME  
UNCERTAINTY WITH REGARDS TO HOW FAR NORTH TO GO WITH HEAT HEADLINES,  
BUT WILL AT LEAST EXTEND THE HEAT ADVISORY NORTHWARD TO NEAR THE I-  
40 CORRIDOR AND UPGRADE PARTS OF SOUTHWEST OKLAHOMA AND PORTIONS OF  
WESTERN NORTH TEXAS TO EXTREME HEAT WARNING.  
 
WITH THE HEAT AND LOW AFTERNOON HUMIDITY, THERE WILL BE SOME AREAS  
OF ELEVATED FIRE WEATHER CONDITIONS ACROSS THE SOUTH TODAY. LIGHTER  
WIND SPEEDS SHOULD KEEP THINGS IN CHECK A BIT MORE THAN YESTERDAY.  
WILL GO WITH A FIRE DANGER STATEMENT FOR PORTIONS OF THIS AREA FOR  
TODAY.  
 
 
   
SHORT TERM  
 
(TUESDAY NIGHT THROUGH THURSDAY NIGHT)  
ISSUED AT 136 AM CDT TUE AUG 25 2026  
 
ATTENTION TURNS TO OUR WEST THIS EVENING AS A COMPLEX OF STORMS IS  
EXPECTED TO DEVELOP ACROSS THE HIGH PLAINS THIS AFTERNOON AND THEN  
MOVE EASTWARD INTO NORTHWEST AND WESTERN OKLAHOMA THIS EVENING.  
THERE WILL BE A RISK OF SEVERE WEATHER WITH THIS COMPLEX MAINLY IN  
THE FORM OF DAMAGING WIND GUSTS. THIS COMPLEX IS EXPECTED TO WEAKEN  
AS IT MOVES EAST AND SOUTHEAST INTO THE THE STATE TUESDAY NIGHT,  
WITH ONLY VERY LOW CHANCES OF ANYTHING MAKING IT INTO THE I-44  
CORRIDOR OVERNIGHT.  
 
AS THE SHORTWAVE MOVES THROUGH THE AREA ON WEDNESDAY, A REINFORCING  
COLD FRONT WILL SURGE SOUTH AND BRING IN A SLIGHTLY "COOLER"  
AIRMASS. THIS WILL RESULT IN TEMPERATURES ACROSS AT LEAST THE  
NORTHERN HALF OF OKLAHOMA TOPPING OUT IN THE LOW TO MIDDLE 90S  
WEDNESDAY AFTERNOON WITH SOME LOW 100S ACROSS THE SOUTH AND INTO  
NORTH TEXAS.  
 
THE FRONT COULD BE A FOCUS FOR ADDITIONAL THUNDERSTORM DEVELOPMENT  
WEDNESDAY AFTERNOON. LOCATION OF THE FRONT BY AFTERNOON WILL BE KEY,  
BUT SOUTH-CENTRAL AND SOUTHEAST OKLAHOMA WILL HAVE THE BEST  
OPPORTUNITY OF SEEING ANY OF THIS ACTIVITY.  
 
ANOTHER SHORTWAVE WILL DROP SOUTH ACROSS THE HIGH PLAINS INTO WEST  
TEXAS WEDNESDAY NIGHT. AS THIS OCCURS ANOTHER COMPLEX OF STORMS WILL  
MOVE SOUTH WITH IT. THIS MAY REACH AS FAR EAST AS WESTERN OKLAHOMA.  
OTHERWISE, THE REMAINDER OF THE AREA WEDNESDAY NIGHT AND THURSDAY  
WILL BE DRY, BUT A LITTLE COOLER, AS TEMPERATURES REMAIN IN THE 90S  
ACROSS MUCH OF THE AREA THURSDAY AFTERNOON.  
 
 
   
LONG TERM  
 
(FRIDAY THROUGH MONDAY)  
ISSUED AT 136 AM CDT TUE AUG 25 2026  
 
BY FRIDAY, THE UPPER RIDGE BEGINS TO EXPAND BACK EASTWARD. AS THIS  
OCCURS, A STRONGER SHORTWAVE WILL MOVE THROUGH THE CENTRAL ROCKIES  
INTO THE CENTRAL AND NORTHERN PLAINS AND SOUTH WINDS RETURN. AS THIS  
OCCURS WE WILL SEE TEMPERATURES RESPOND BACK INTO THE TRIPLE DIGITS  
BY THE WEEKEND WITH HOT, DRY AND BREEZY CONDITIONS. THE MODELS DO  
HINT THAT THIS EASTWARD EXPANSION WILL BE RATHER LIMITED AS THE  
UPPER HIGH CONTINUES TO TRANSITION EASTWARD AND BECOMES CENTERED  
OVER THE SOUTHEAST PART OF THE CONUS. IF THIS DOES IN FACT OCCUR, IT  
WOULD PUT THE SOUTHERN PLAINS INTO A SOUTHWEST FLOW PATTERN AND  
PERHAPS BRING ADDITIONAL RAIN CHANCES AS WE GO INTO EARLY SEPTEMBER.  
UNTIL THEN, A CONTINUATION OF HOT AND MAINLY DRY CONDITIONS WILL  
CONTINUE.  
 
 
   
AVIATION  
 
(12Z TAFS)  
ISSUED AT 522 AM CDT TUE AUG 25 2026  
 
VFR CONDITIONS TO CONTINUE.  
 
LLWS WILL CONTINUE ACROSS THE SOUTH FOR A FEW HOURS THIS MORNING  
BEFORE LLJ WEAKENS.  
 
OTHERWISE, A WEAK SURFACE BOUNDARY JUST NORTH OF THE I-40  
CORRIDOR THIS MORNING WILL DRIFT SLOWLY SOUTHWARD TODAY. NEAR THE  
BOUNDARY WINDS WILL BE VARIABLE IN DIRECTION AND LIGHT WITH NORTH  
WINDS TO THE NORTH OF IT. WILL SEE MAINLY SOME MID AND HIGH CLOUDS  
TODAY. STORM CHANCES INCREASE ACROSS THE WEST THIS EVENING. SOME  
OF THESE COULD IMPACT CSM/WWR THIS EVENING WITH MAINLY A RISK OF  
GUSTY AND ERRATIC WINDS. THERE WILL BE A CHANCE FOR THIS ACTIVITY  
TO SPREAD FURTHER EAST OVERNIGHT, BUT CHANCES REMAIN TOO LOW TO  
INCLUDE ELEWHERE AT THIS TIME.  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
OKLAHOMA CITY OK 105 74 95 72 / 10 20 20 10  
HOBART OK 108 74 98 71 / 0 30 20 10  
WICHITA FALLS TX 109 77 101 73 / 10 10 20 10  
GAGE OK 99 67 92 64 / 10 50 30 40  
PONCA CITY OK 96 72 93 69 / 20 30 20 10  
DURANT OK 106 77 102 74 / 10 10 20 10  
 
 
   
OUN WATCHES/WARNINGS/ADVISORIES  
 
OK...HEAT ADVISORY FROM 1 PM THIS AFTERNOON TO 7 PM CDT THIS EVENING  
FOR OKZ021>023-027>035-038>043-046>048-050>052.  
 
EXTREME HEAT WARNING FROM 1 PM THIS AFTERNOON TO 7 PM CDT THIS  
EVENING FOR OKZ036-037-044-045.  
 
TX...HEAT ADVISORY FROM 1 PM THIS AFTERNOON TO 7 PM CDT THIS EVENING  
FOR TXZ083-084-087>089.  
 
EXTREME HEAT WARNING FROM 1 PM THIS AFTERNOON TO 7 PM CDT THIS  
EVENING FOR TXZ085-086-090.  
 
 
 
 
 
NEAR TERM...30  
SHORT TERM...30  
LONG TERM....30  
AVIATION...30  
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