557  
WGUS43 KDVN 300131  
FLWDVN  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
FLOOD WARNING  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
831 PM CDT TUE JUL 29 2025  
 
...FORECAST FLOODING CHANGED FROM MINOR TO MODERATE SEVERITY FOR THE  
FOLLOWING RIVERS IN IOWA...  
 
IOWA RIVER AT MARENGO AFFECTING BENTON AND IOWA COUNTIES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
THE NEXT STATEMENT WILL BE ISSUED BY WEDNESDAY EVENING AT 845 PM CDT.  
 
 
 
IAC011-095-310145-  
/O.CON.KDVN.FL.W.0008.000000T0000Z-000000T0000Z/  
/MROI4.2.ER.250720T2155Z.250731T0000Z.000000T0000Z.NO/  
831 PM CDT TUE JUL 29 2025  
   
..FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE  
 
* WHAT...MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS  
FORECAST.  
 
* WHERE...IOWA RIVER AT MARENGO.  
 
* WHEN...UNTIL FURTHER NOTICE.  
 
* IMPACTS...AT 18.0 FEET, WATER BREACHES THE MILL RACE DIKES NEAR  
MIDDLE AMANA.  
 
* ADDITIONAL DETAILS...  
- AT 8:00 PM CDT TUESDAY THE STAGE WAS 16.9 FEET.  
- RECENT ACTIVITY...THE MAXIMUM RIVER STAGE IN THE 24 HOURS  
ENDING AT 8:00 PM CDT TUESDAY WAS 16.9 FEET.  
- FORECAST...THE RIVER WILL RISE TO 18.1 FEET EARLY THURSDAY  
MORNING. IT WILL THEN FALL THURSDAY EVENING. IT WILL RISE TO  
18.1 FEET EARLY SATURDAY MORNING. IT WILL THEN FALL AGAIN BUT  
REMAIN ABOVE FLOOD STAGE.  
- FLOOD STAGE IS 15.0 FEET.  
 
 
 
LAT...LON 4189 9230 4187 9224 4185 9216 4182 9206  
4181 9193 4182 9183 4176 9183 4176 9191  
4178 9210 4184 9230  
 
 
 
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