991  
WWUS73 KPAH 100550  
NPWPAH  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE PADUCAH KY  
1250 AM CDT MON AUG 10 2026  
 
ILZ080-102100-  
/O.UPG.KPAH.HT.Y.0008.000000T0000Z-260813T0100Z/  
/O.NEW.KPAH.XH.W.0005.260810T0550Z-260814T0100Z/  
PERRY IL-  
INCLUDING THE CITIES OF PINCKNEYVILLE  
1250 AM CDT MON AUG 10 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT THURSDAY  
 
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES OF 107 TO  
113 DEGREES.  
 
* WHERE...PERRY IL COUNTY.  
 
* WHEN...UNTIL 8 PM CDT THURSDAY.  
 
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING  
EXTREME HEAT AND HIGH HUMIDITY EVENTS.  
 
* ADDITIONAL DETAILS...HEAT INDEX VALUES WILL REMAIN ELEVATED NEAR  
100 DEGREES FRIDAY INTO NEXT WEEKEND.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF  
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.  
 
 
 
 
 
ILZ075>078-081>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-100-  
107>112-114-102100-  
/O.EXT.KPAH.HT.Y.0008.000000T0000Z-260814T0100Z/  
JEFFERSON-WAYNE IL-EDWARDS-WABASH-FRANKLIN-HAMILTON-WHITE-JACKSON-  
WILLIAMSON-SALINE-GALLATIN-UNION-JOHNSON-POPE-HARDIN-ALEXANDER-  
PULASKI-MASSAC-GIBSON-PIKE-POSEY-VANDERBURGH-WARRICK-SPENCER-FULTON-  
HICKMAN-CARLISLE-BALLARD-MCCRACKEN-GRAVES-LIVINGSTON-MARSHALL-  
CALLOWAY-CRITTENDEN-LYON-TRIGG-CALDWELL-UNION KY-WEBSTER-HOPKINS-  
CHRISTIAN-HENDERSON-DAVIESS-MCLEAN-MUHLENBERG-TODD-PERRY MO-  
BOLLINGER-CAPE GIRARDEAU-WAYNE MO-CARTER-RIPLEY-BUTLER-STODDARD-  
SCOTT-MISSISSIPPI-NEW MADRID-  
INCLUDING THE CITIES OF GREENVILLE, PETERSBURG, VAN BUREN, WEST  
FRANKFORT, FORT BRANCH, CAIRO, CLINTON, MADISONVILLE, JONESBORO,  
HENDERSON, OWENSBORO, SMITHLAND, MARBLE HILL, SIKESTON, GOLCONDA,  
BLOOMFIELD, EVANSVILLE, CARBONDALE, METROPOLIS, PRINCETON, CAPE  
GIRARDEAU, EDDYVILLE, JACKSON, FAIRFIELD, BOONVILLE, MURPHYSBORO,  
HARRISBURG, SHAWNEETOWN, BARDWELL, MARION, ELKTON, VIENNA,  
ELIZABETHTOWN, CARMI, CADIZ, DIXON, MOUND CITY, POPLAR BLUFF,  
HICKMAN, ALBION, ROCKPORT, WICKLIFFE, PERRYVILLE, DONIPHAN, CALHOUN,  
PIEDMONT, POSEYVILLE, PADUCAH, MORGANFIELD, MCLEANSBORO, HERRIN,  
BENTON, MOUNT VERNON, MAYFIELD, NEW MADRID, CHARLESTON, HOPKINSVILLE,  
MOUNT CARMEL, AND MURRAY  
1250 AM CDT MON AUG 10 2026 /150 AM EDT MON AUG 10 2026/  
   
..HEAT ADVISORY NOW IN EFFECT UNTIL 8 PM CDT /9 PM EDT/ THURSDAY  
 
* WHAT...HEAT INDEX VALUES OF 103 TO 109 DEGREES.  
 
* WHERE...PORTIONS OF SOUTHERN ILLINOIS, SOUTHWEST INDIANA, WESTERN  
KENTUCKY, AND SOUTHEAST MISSOURI.  
 
* WHEN...UNTIL 8 PM CDT /9 PM EDT/ THURSDAY.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
* ADDITIONAL DETAILS...HEAT INDEX VALUES WILL REMAIN ELEVATED NEAR  
100 DEGREES FRIDAY INTO NEXT WEEKEND.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF  
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.  
 
 
 
 
 
DW  
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