593  
FXUS63 KPAH 161659  
AFDPAH  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE PADUCAH KY  
1159 AM CDT TUE SEP 16 2025  
   
KEY MESSAGES
 
 
- HIGH TEMPERATURES THROUGH THURSDAY WILL BE 7 TO 10+ DEGREES  
ABOVE NORMAL.  
 
- LOWER HUMIDITY LEVELS WILL KEEP HEAT INDICES CLOSE TO THE  
ACTUAL TEMPERATURES VERSUS HAVING EXTREME HEAT INDEX VALUES.  
 
- SCATTERED SHOWERS AND THUNDERSTORMS ARRIVE LATE THIS WEEK AND  
INTO THE WEEKEND. RAINFALL TOTALS ARE EXPECTED TO BE LESS  
THAN AN INCH FOR MOST AREAS.  
 
- DROUGHT CONDITIONS WILL LINGER AND WORSEN THROUGH THE END OF  
THE WEEK.  
 

 
   
UPDATE
 
 
ISSUED AT 1156 AM CDT TUE SEP 16 2025  
 
UPDATED AVIATION DISCUSSION FOR 18Z TAFS.  
 

 
   
DISCUSSION
 
 
ISSUED AT 211 AM CDT TUE SEP 16 2025  
 
WEAK UPPER LEVEL RIDGING REMAINS IN CONTROL OF THE WEATHER  
ACROSS THE REGION. THIS WILL CONTINUE FOR THE NEXT COUPLE OF  
DAYS AS IT DE-AMPLIFIES RESULTING IN CONTINUED ABOVE NORMAL  
TEMPERATURES. A GENERAL PERSISTENCE FORECAST MEANS HIGH  
TEMPERATURES WILL REMAIN IN THE 90S THROUGH THURSDAY. DEWPOINTS  
REMAINING IN THE 60S THIS WEEK WILL HELP TO KEEP THE HEAT  
INDICES NEAR THE AMBIENT TEMPERATURES. ESSENTIALLY NO  
PRECIPITATION IS CURRENTLY FORECAST THROUGH THURSDAY BENEATH  
THE MID TO UPPER LEVEL RIDGING. A WEAK INVERTED SFC TROUGH MAY  
PROVIDE A FOCUS FOR A FEW VERY ISOLATED SHOWERS THIS AFTERNOON  
ACROSS WESTERN KENTUCKY. THE LACK OF MOISTURE MAY HINDER  
ACTIVITY TODAY AS WE SEE STRONG MIXING THIS AFTERNOON. HREF AND  
CAMS DO SUGGEST A FEW VERY ISOLATED SHOWERS AND FOR NOW WILL  
FOLLOW THE BLEND WHICH KEEPS NON-MENTIONABLE POPS IN THE  
FORECAST.  
 
OUR NEXT BEST CHANCE OF RAIN ARRIVES LATE THIS WEEK AND OVER  
THE WEEKEND. UPPER LEVEL TROUGHING DIGS INTO THE PLAINS DRIVING  
A COUPLE OF FRONTS NEAR THE AREA. THIS SHOULD RESULT IN  
INCREASING CHANCES OF SHOWERS AND STORMS. RAIN CHANCES APPROACH  
FROM THE WEST FRIDAY AFTERNOON, AND CONTINUE ACROSS THE REST OF  
THE REGION FRIDAY NIGHT INTO SUNDAY. QPF AMOUNTS STILL AREN'T  
OVERLY IMPRESSIVE WITH NBM 24-HOUR PROBABILITY OF GREATER THAN  
A TENTH OF AN INCH OF PRECIPITATION UNDER 50%. TEMPERATURES  
LOOK TO COOL INTO THE 80S BY THE WEEKEND, A WELCOME RELIEF  
AFTER SEVERAL CONSECUTIVE DAYS OF 90+ DEGREE TEMPERATURES.  
 

 
   
AVIATION /18Z TAFS THROUGH 18Z WEDNESDAY/
 
 
ISSUED AT 1156 AM CDT TUE SEP 16 2025  
 
FEW-SCT DIURNAL CU THIS AFTERNOON WILL GIVE WAY TO JUST A FEW  
HIGH CLOUDS TONIGHT. LIKELY WILL BE SOME PATCHY FOG AGAIN  
TONIGHT, PARTICULARLY AT KCGI. OTHERWISE, VFR CONDITIONS  
EXPECTED THROUGH THE PERIOD WITH LIGHT WINDS.  
 

 
   
PAH WATCHES/WARNINGS/ADVISORIES
 
 
IL...NONE.  
MO...NONE.  
IN...AIR QUALITY ALERT UNTIL MIDNIGHT CDT TONIGHT FOR INZ081-  
085>088.  
AIR QUALITY ALERT UNTIL MIDNIGHT EDT TONIGHT FOR INZ082.  
KY...NONE.  
 

 
 

 
 
UPDATE...SP  
DISCUSSION...AD  
AVIATION...SP  
 
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