260  
WWUS73 KDVN 171434  
NPWDVN  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
934 AM CDT SUN AUG 17 2025  
 
IAZ051-052-063>065-067-068-076>078-087>089-098-099-ILZ015>018-  
024>026-034-035-MOZ009-010-172245-  
/O.CON.KDVN.HT.Y.0010.250817T1700Z-250818T0100Z/  
BENTON-LINN-IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-  
LOUISA-JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-ROCK ISLAND-  
HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-MCDONOUGH-  
SCOTLAND-CLARK-  
INCLUDING THE CITIES OF MUSCATINE, CARTHAGE, FORT MADISON, ROCK  
ISLAND, HENNEPIN, GENESEO, DAVENPORT, MONMOUTH, BETTENDORF,  
TIPTON, KAHOKA, OQUAWKA, KEOSAUQUA, FAIRFIELD, WASHINGTON, ALEDO,  
SIGOURNEY, WAPELLO, MACOMB, MARENGO, BURLINGTON, MEMPHIS, VINTON,  
CEDAR RAPIDS, IOWA CITY, MOLINE, MOUNT PLEASANT, AND PRINCETON  
934 AM CDT SUN AUG 17 2025  
   
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING  
 
* WHAT...HEAT INDEX VALUES UP TO 105 EXPECTED.  
 
* WHERE...PORTIONS OF NORTH CENTRAL, NORTHWEST, AND WEST CENTRAL  
ILLINOIS, EAST CENTRAL AND SOUTHEAST IOWA, AND NORTHEAST MISSOURI.  
 
* WHEN...UNTIL 8 PM CDT THIS EVENING.  
 
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT  
ILLNESSES.  
 
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.  
 
TAKE EXTRA PRECAUTIONS WHEN OUTSIDE. WEAR LIGHTWEIGHT AND LOOSE  
FITTING CLOTHING. TRY TO LIMIT STRENUOUS ACTIVITIES TO EARLY MORNING  
OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT EXHAUSTION AND  
HEAT STROKE.  
 
 
 
 
 
08  
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