916  
FXUS64 KTSA 271738  
AFDTSA  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE TULSA OK  
1238 PM CDT WED MAY 27 2026  
   
..NEW AVIATION  
 
   
KEY MESSAGES  
 
UPDATED AT 1236 PM CDT WED MAY 27 2026  
 
- AREAWIDE MEDIUM TO HIGH CHANCES (40-70%) OF SHOWERS AND THUNDERSTORMS  
WEDNESDAY. SEVERE WEATHER IS NOT EXPECTED, BUT HEAVY RAINFALL  
AND LOCALIZED FLASH FLOODING WILL BE POSSIBLE.  
 
- DAILY RAIN AND STORM CHANCES CONTINUE THROUGH THE END OF THE  
WEEK. LOCALLY HEAVY RAINFALL WILL REMAIN THE PRIMARY CONCERN,  
WHICH COULD LEAD TO ISOLATED FLASH FLOODING.  
 
- TEMPERATURES REMAIN NEAR OR SLIGHTLY BELOW AVERAGE OVER THE  
NEXT SEVERAL DAYS.  
 
 
   
SHORT TERM  
 
(THROUGH TONIGHT )  
ISSUED AT 1047 AM CDT WED MAY 27 2026  
 
A SLOW MOVING TROUGH AXIS WILL GRADUALLY LIFT INTO THE AREA TODAY.  
AS IT DOES SO, SHOWER AND THUNDERSTORM ACTIVITY WILL INCREASE FROM  
SOUTH TO NORTH. DECENT LOW TO MID LEVEL CONVERGENCE BENEATH  
SUBTLE UPPER LEVEL DIFFLUENCE WILL ACT ON A MOIST AND SOMEWHAT  
UNSTABLE ATMOSPHERE. AS A RESULT WIDESPREAD SHOWERS AND  
THUNDERSTORMS WILL BLOSSOM INTO THE AFTERNOON AND EVENING HOURS.  
ALTHOUGH SEVERE WEATHER IS NOT EXPECTED, AREAS OF HEAVY RAINFALL  
ARE LIKELY, PARTICULARLY WITH THUNDERSTORMS. MOST AREAS WILL SEE  
BETWEEN 0.25 TO 1 INCH OF RAIN TODAY THROUGH TONIGHT, BUT LOCALLY  
HIGHER TOTALS ARE EXPECTED. PRECIPITATION WILL CONTINUE THROUGH  
THE OVERNIGHT HOURS, BUT MOST GUIDANCE SHOWS IT BECOMING  
INCREASINGLY CONFINED TOWARDS CENTRAL OK WITH TIME. HIGHS TODAY  
WILL RISE TO THE UPPER 70S TO LOW 80S, WITH OVERNIGHT LOWS MOSTLY  
IN THE MID 60S.  
 
 
   
LONG TERM  
 
(TOMORROW THROUGH WEDNESDAY)  
ISSUED AT 1047 AM CDT WED MAY 27 2026  
 
DURING THE DAY THURSDAY, THE UPPER LEVEL CIRCULATION WILL BE SITTING  
NEARLY OVERHEAD WITH LITTLE MOVEMENT. THIS WILL RESULT IN SCATTERED  
SHOWERS AND STORMS THROUGHOUT THE DAY ACROSS THE FORECAST AREA. IT'S  
COMMONLY THE CASE THAT THERE IS A LESS STORM ACTIVITY RIGHT UNDER  
THE UPPER LOW, WITH BETTER FORCING AROUND ITS PERIPHERY, AS SUCH  
THE BEST PRECIPITATION CHANCES WOULD BE EXPECTED TO BE ACROSS FAR  
EASTERN OK AND NORTHWEST AR. EITHER WAY, IT WILL BE ANOTHER  
TEMPERATE DAY WITH HIGHS IN THE UPPER 70S TO LOW 80S AND LOWS  
AGAIN IN THE MID TO UPPER 60S. FRIDAY WILL FEATURE MORE OF THE  
SAME, EXCEPT THAT THE CIRCULATION WILL BE WEAKENING AS IT SLOWLY  
CHURNS EASTWARD. IN THE END, IT WILL MEAN ANOTHER DAY WITH SIMILAR  
TEMPS AND PRECIPITATION PATTERNS, EXCEPT THAT PRECIPITATION WILL  
BE WINDING DOWN FROM WEST TO EAST AS SHORTWAVE RIDGING POKES IN  
FROM THE WEST.  
 
ON SATURDAY ANOTHER UPPER LEVEL TROUGH WILL CLIP THE AREA TO THE  
NORTHWEST. IT WILL MOVE JUST CLOSE ENOUGH TO SLIGHTLY INCREASE THE  
UPPER LEVEL FLOW/LIFT WITH SOME ADDITIONAL STORM ACTIVITY  
EXPECTED IN THE REGION. MODELS THEN DEVELOP RIDGING JUST TO THE  
WEST OF THE AREA SUNDAY INTO MONDAY WITH MODEST NORTHWESTERLY FLOW  
SETTING IN. GUIDANCE IS MIXED ON STORM DEVELOPMENT, BUT THERE IS  
AT LEAST THE CHANCE OF A FEW CLUSTERS OF STORMS DURING THIS  
PERIOD. ENSEMBLE GUIDANCE THEN SUGGESTS UPPER LEVEL RIDGING WILL  
BECOME TOO STRONG FOR ADDITIONAL STORM ACTIVITY BY THE MIDDLE OF  
NEXT WEEK, WITH TEMPERATURES WARMING ABOVE NORMAL.  
 
 
   
AVIATION  
 
(18Z TAFS)  
ISSUED AT 1236 PM CDT WED MAY 27 2026  
 
VFR TO OCCASIONALLY MVFR CONDITIONS WILL BE COMMON THROUGH THIS  
AFTERNOON AND EVENING. SCATTERED TO NUMEROUS SHOWERS AND  
THUNDERSTORMS ARE EXPECTED TO IMPACT ALL SITES THROUGH THE  
AFTERNOON INTO THE EVENING. LATER TONIGHT, IFR CEILINGS ARE LIKELY  
TO DEVELOP AT ALL SITES AND PERSIST THROUGH MUCH OF THURSDAY  
MORNING. SOME FOG WILL ALSO BE POSSIBLE, ESPECIALLY AT THE  
NORTHWEST ARKANSAS SITES.  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
TUL 65 79 65 82 / 80 70 40 30  
FSM 67 82 66 84 / 80 50 30 50  
MLC 66 82 66 85 / 50 40 30 40  
BVO 64 78 62 82 / 80 80 40 20  
FYV 65 78 64 80 / 70 70 50 70  
BYV 64 76 63 78 / 70 70 50 80  
MKO 65 79 65 82 / 80 50 40 50  
MIO 66 78 64 80 / 70 80 60 60  
F10 64 80 64 83 / 70 50 40 40  
HHW 66 83 66 85 / 30 20 20 20  
 
 
   
TSA WATCHES/WARNINGS/ADVISORIES  
 
OK...NONE.  
AR...NONE.  
 
 
 
 
SHORT TERM...06  
LONG TERM....06  
AVIATION...05  
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