788  
FXUS63 KPAH 091700  
AFDPAH  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE PADUCAH KY  
1200 PM CDT SUN AUG 9 2026  
   
KEY MESSAGES  
 
- HEAT ADVISORY IN EFFECT FOR PROLONGED DURATION HEAT WITH DAILY  
HI'S THRU WEDNESDAY AROUND/IN EXCESS OF 100 DEGREES.  
 
- A STORMIER PATTERN EMERGES OVER THE BACK HALF OF THE WEEK,  
WITH THURSDAY OFFERING BEST PRECIPITATION AND STRENGTH OF  
STORM CHANCES.  
 
 
   
DISCUSSION  
 
ISSUED AT 1200 PM CDT SUN AUG 9 2026  
 
THE SYNOPTIC PATTERN SET-UP OF HIGH PRESSURE ALOFT BUILDING OVER  
THE SOUTH, WHILE SURFACE HIGH PRESSURE TO THE EAST KEEPS A PUMP  
OF WARM/MOIST RETURN FLOW HERE, TRANSLATES TO DANGEROUSLY  
HOT/HUMID CONDITIONS FOR US THE FIRST HALF OF THIS NEW WEEK.  
HI'S PEAK DAILY AROUND/IN EXCESS OF 100 DEGREES, AND MAY CLIMB  
UPWARDS LOCALLY TO NEAR 110 DEGREES ON THE HOTTEST DAYS,  
MONDAY-TUESDAY.  
 
STORM CHANCES RETURN OVER THE BACK HALF OF THE WEEK. THE BEST  
AND MOST WIDESPREAD CHANCE, INCLUDING STRONG STORM CHANCES, IS  
THURSDAY, WHEN A SHARP, POSITIVELY-TILTED TROF TRACKS FROM THE  
GREAT LAKES TO THE UPPER OHIO VALLEY. BEST SEVERE AND HEAVY RAIN  
CHANCES DO APPEAR TO BE CLOSER TO THE SYNOPTIC CENTER OF THE  
SYSTEM, WHICH WOULD KEEP SUCH CHANCES MOSTLY FOCUSED TO OUR  
NORTH AND EAST.  
 
 
   
AVIATION /18Z TAFS THROUGH 18Z MONDAY/  
 
ISSUED AT 1200 PM CDT SUN AUG 9 2026  
 
TIME/HEIGHT CROSS SECTIONS SHOW A PREDOMINANT HIGH PRESSURE  
ORIENTED FORECAST WITH FEW-SCT DIURNAL CU BASES AND SCT-BKN MID  
OR HIGH LEVEL BASE POTENTIAL IN AN OTHERWISE VISUAL FLIGHT  
RULES FORECAST. THE ONLY EXCEPTION WOULD BE THE POTENTIAL FOR  
RESTRICTED VSBYS IN PATCHY LATE NIGHT/EARLY MORNING FOG.  
 
 
   
PAH WATCHES/WARNINGS/ADVISORIES  
 
IL...HEAT ADVISORY UNTIL 8 PM CDT WEDNESDAY FOR ILZ075>078-080>094.  
MO...HEAT ADVISORY UNTIL 8 PM CDT WEDNESDAY FOR MOZ076-086-087-100-  
107>112-114.  
IN...HEAT ADVISORY UNTIL 8 PM CDT /9 PM EDT/ WEDNESDAY FOR INZ081-  
082-085>088.  
KY...HEAT ADVISORY UNTIL 8 PM CDT WEDNESDAY FOR KYZ001>022.  
 
 
 
 
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