883  
FXUS64 KOUN 301814  
AFDOUN  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE NORMAN OK  
114 PM CDT WED JUL 30 2025  
   
..NEW NEAR TERM, SHORT TERM  
 
   
KEY MESSAGES  
 
UPDATED AT 112 PM CDT WED JUL 30 2025  
 
- COOLER TEMPERATURES ARE IN STORE FOR THURSDAY AND INTO THE  
WEEKEND.  
 
- PERIODS OF SHOWERS AND THUNDERSTORMS EXPECTED FROM THIS  
EVENING THROUGH THE WEEKEND.  
 
 
   
NEAR TERM  
 
(REST OF TODAY AND TONIGHT)  
ISSUED AT 112 PM CDT WED JUL 30 2025  
 
A PRE-FRONTAL TROUGH EXTENDS ACROSS NW PARTS OF THE FA EARLY THIS  
AFTERNOON WITH A COOL FRONT FURTHER NW EXTENDING FROM THE WESTERN OK  
PANHANDLE ACROSS CENTRAL KS. THIS FRONT IS EXPECTED TO MOVE INTO  
NORTHERN PARTS OF THE FA LATER THIS AFTERNOON/EVENING. THE FRONT IS  
EXPECTED TO CONTINUE TO MOVE SOUTHWARD TONIGHT. MODELS SHOW  
SCATTERED SHOWERS/STORMS DEVELOPING NEAR/BEHIND THE FRONT LATE  
AFTERNOON/EVENING INTO THURSDAY. WIDESPREAD SEVERE WEATHER IS NOT  
EXPECTED BUT CAN NOT COMPLETELY RULE OUT A FEW STORMS GETTING STRONG  
ENOUGH TO PRODUCE STRONG WIND GUSTS LATE THIS AFTERNOON/EVENING.  
CAPE VALUES OF 1000-2000 J/KG IS EXPECTED WITH DCAPE IN NORTHERN  
PARTS OF THE AREA ALREADY IN THE 1000-1500 RANGE. NO TO VERY LITTLE  
VERTICAL WIND SHEAR IS EXPECTED SO STORMS WOULD BE SLOW  
MOVING/STATIONARY. WITH THIS IN MIND, LOCALLY HEAVY RAIN/FLOODING  
COULD BE POSSIBLE WITH SOME OF THE STORMS. ANY SEVERE WEATHER  
POTENTIAL WOULD DIMINISH LATER THIS EVENING BUT THE LOCALLY HEAVY  
RAIN POTENTIAL COULD CONTINUE OVERNIGHT.  
 
TEMPERATURES EARLY THIS AFTERNOON HAVE ALREADY CLIMBED INTO THE MID  
90S TO LOW 100S. THE HOT AND HUMID CONDITIONS ARE EXPECTED TO  
CONTINUE THE REST OF THE AFTERNOON WITH TRIPLE DIGIT HEAT INDEX  
VALUES ACROSS PARTS OF THE AREA. THE HEAT ADVISORY WILL CONTINUE  
THROUGH 8 PM. WITH THE COOL FRONT ACROSS THE AREA, SOME LOCATIONS  
COULD HAVE LOW TEMPERATURES A FEW DEGREES COOLER THAN LAST NIGHT BUT  
NO SIGNIFICANT DROP IS EXPECTED TONIGHT.  
 
 
   
SHORT TERM  
 
(THURSDAY THROUGH FRIDAY NIGHT)  
ISSUED AT 112 PM CDT WED JUL 30 2025  
 
THE COOL FRONT IS EXPECTED TO CONTINUE TO MOVE SOUTH THURSDAY. THERE  
IS SOME UNCERTAINTY ON HOW FAR SOUTH AND TIMING OF THE FRONT WHICH  
WOULD HAVE AN IMPACT ON TEMPERATURES. HOWEVER, RIGHT NOW, MODELS  
SHOW THE FRONT MAKING IT TO THE RED RIVER VALLEY VICINITY AT LEAST  
WHICH WOULD MEAN MOST, IF NOT ALL OF THE FA, WILL BE NORTH OF THE  
FRONT. FORECAST HIGHS ARE EXPECTED TO RANGE FROM THE 80S IN NORTHERN  
OK TO UPPER 90S/AROUND 100 ALONG THE RED RIVER. IF THE FRONT IS  
SLOWER, TEMPERATURES ALONG THE RED RIVER WILL LIKELY BE HOTTER THAN  
CURRENTLY FORECAST. COOLER TEMPERATURES ARE EXPECTED ACROSS THE FA  
THURSDAY NIGHT WITH LOWS RANGING FROM THE MID 60S IN NW OK TO THE  
LOW/MID 70S IN SOUTHERN PARTS OF THE FA.  
 
MODELS SHOW SHOWER/STORM CHANCES CONTINUING, MAINLY NORTH OF THE  
FRONT THURSDAY INTO FRIDAY. HOWEVER, SOME OF THE CAMS ALSO SHOW  
SCATTERED STORMS DEVELOPING ALONG THE FRONT THURSDAY  
AFTERNOON/EVENING IN SOUTHERN PARTS OF THE FA. IF THESE STORMS  
DEVELOP, GUSTY WINDS COULD BE POSSIBLE WITH THE STRONGER STORMS. OF  
COURSE, THE DEVELOPMENT ALONG THE FRONT MAY OR MAY NOT AFFECT  
SOUTHERN PARTS OF THE FA TOMORROW DEPENDING ON WHERE THE FRONT ENDS  
UP TOMORROW AFTERNOON.  
 
FRIDAY IS EXPECTED TO BE MUCH MORE PLEASANT WITH SOME RELIEF FROM  
THE HEAT. BELOW NORMAL TEMPERATURES ARE EXPECTED WITH HIGHS RANGING  
FROM THE 80S TO LOW 90S ACROSS THE AREA. EVEN COOLER LOW  
TEMPERATURES EXPECTED FRIDAY NIGHT WITH LOWS IN THE 60S TO AROUND 70  
ACROSS THE FA.  
 
 
   
LONG TERM  
 
(SATURDAY THROUGH TUESDAY)  
ISSUED AT 1257 AM CDT WED JUL 30 2025  
 
THE COOL START TO AUGUST WILL CONTINUE INTO THIS WEEKEND. IT  
ACTUALLY LOOKS LIKE WE'LL SEE WEAK SPLIT FLOW DEVELOP IN WESTERN  
NORTH AMERICA, WITH A WEAK SUBTROPICAL JET MOVING ONSHORE FROM  
CALIFORNIA AND SQUASHING THE RIDGE DOWN INTO NORTHERN MEXICO. AS  
THIS JET REACHES THE FRONT RANGE SATURDAY AFTERNOON AND EVENING,  
IT'S A SAFE BET TO ASSUME WE SEE STORMS DEVELOP IN THE NORTHWEST  
FLOW REGIME OFF OF THE HIGH TERRAIN. THOSE STORMS COULD ORGANIZE  
INTO AN MCS AND MOVE INTO NORTHERN OKLAHOMA SATURDAY NIGHT INTO  
SUNDAY MORNING.  
 
THE RIDGE WILL LOOK TO MOVE BACK EAST A LITTLE BIT ON SUNDAY - NOT  
CLOSE ENOUGH TO MASSIVELY INFLUENCE OUR TEMPERATURES (EXCEPT FOR  
WESTERN NORTH TEXAS NEAR THE CAPROCK, WHICH COULD QUICKLY REBOUND TO  
NEAR 100), BUT CLOSE ENOUGH TO BRING A HEFTY SLUG OF NORTHERLY FLOW  
ALOFT INTO THE AREA. STORM CHANCES MAY END UP BEING MORE WIDESPREAD  
DURING THIS PERIOD THANKS TO THE INCREASED VERTICAL WIND SHEAR.  
 
THE RIDGE WILL EDGE EVER CLOSER TO OUR AREA MONDAY AND TUESDAY.  
INTERESTINGLY, A TROUGH WILL BECOME ENTRENCHED NEAR THE GREAT LAKES  
DURING THIS PERIOD, FOSTERING UNSEASONABLY STRONG 500 MB FLOW IN THE  
CENTRAL PART OF THE COUNTRY. THIS ADDS A WHOLE LOT OF UNCERTAINTY TO  
THIS PORTION OF THE LONG-RANGE FORECAST - IF THE RIDGE IS FURTHER  
WEST, WE COULD CONTINUE WITH NEAR-AVERAGE TEMPERATURES AND STORM  
CHANCES. IF IT GETS FURTHER EAST, ANOTHER HEAT WAVE COULD COMMENCE  
AS SOON AS MONDAY. REGARDLESS, THE AMPLIFICATION OF THE PATTERN  
SUGGESTS THAT THE SENSIBLE WEATHER WILL BE IMPACTFUL.  
 
MEISTER  
 
 
   
AVIATION  
 
(18Z TAFS)  
ISSUED AT 1200 PM CDT WED JUL 30 2025  
 
VFR CATEGORY IS EXPECTED AT MOST TERMINALS THROUGH THE PERIOD.  
GENERALLY LIGHT AND VARIABLE WINDS CONTINUE AHEAD OF A SLOW-  
APPROACHING SURFACE FRONT, CURRENTLY NEAR THE OKLAHOMA/KANSAS  
BORDER. THE FRONT WILL CONTINUE TO SLOWLY ADVANCE SOUTHWARD INTO  
PORTIONS OF OKLAHOMA (AND EVENTUALLY NORTH TEXAS) INTO EARLY  
THURSDAY, OFFERING A SUSTAINED NORTHERLY WIND SHIFT IN ITS WAKE.  
 
WIDELY SCATTERED RAIN/THUNDER WILL ALSO BE POSSIBLE NEAR AND  
BEHIND THE FRONT BY LATE THIS AFTERNOON, CONTINUING INTO EARLY  
THURSDAY. GUSTY AND ERRATIC WINDS AND BRIEF REDUCTIONS IN  
VISIBILITY WILL BE POSSIBLE NEAR THUNDERSTORMS. PROB30 MENTIONS  
HAVE BEEN ADDED/MAINTAINED TO ACCOUNT FOR THIS THREAT ACROSS  
MAINLY NORTHERN OKLAHOMA.  
 
SAFE TRAVELS!  
 
UNGAR  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
OKLAHOMA CITY OK 75 91 70 82 / 0 20 30 20  
HOBART OK 73 94 70 88 / 10 20 30 20  
WICHITA FALLS TX 74 99 74 92 / 0 10 20 10  
GAGE OK 67 83 65 83 / 50 30 30 20  
PONCA CITY OK 73 85 68 82 / 20 30 30 20  
DURANT OK 76 99 74 91 / 0 20 20 30  
 
 
   
OUN WATCHES/WARNINGS/ADVISORIES  
 
OK...HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR OKZ005>008-011>013-  
017>020-024>032-038>048-050>052.  
 
TX...HEAT ADVISORY UNTIL 8 PM CDT THIS EVENING FOR TXZ090.  
 
 
 
 
 
NEAR TERM...25  
SHORT TERM...25  
LONG TERM....25  
AVIATION...09  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab OK Page
The Nexlab TX Page
Main Text Page