531  
WGUS63 KDMX 040227  
FFADMX  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE DES MOINES IA  
927 PM CDT FRI JUL 3 2026  
 
IAZ023>028-033>039-044>050-057>062-070>075-081>086-041200-  
/O.CON.KDMX.FA.A.0008.000000T0000Z-260704T1200Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-  
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CRAWFORD-CARROLL-GREENE-  
BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-  
POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-  
CLARKE-LUCAS-MONROE-WAPELLO-  
INCLUDING THE CITIES OF REINBECK, AUDUBON, WEBSTER CITY, WALL  
LAKE, PERRY, GUTHRIE CENTER, ADAIR, KNOXVILLE, GREENFIELD,  
HUMBOLDT, SCHALLER, DIKE, CEDAR FALLS, CASEY, ALLISON, DUMONT,  
GLADBROOK, NEWTON, JEFFERSON, ROLFE, NORWALK, CORNING, CHARITON,  
MANSON, WELLSBURG, CLARKSVILLE, ELDORA, CARROLL, TAMA, DES  
MOINES, EXIRA, CONRAD, FORT DODGE, CARLISLE, LAURENS, POCAHONTAS,  
ATLANTIC, OSCEOLA, OTTUMWA, CLARION, PARKERSBURG, POMEROY, FONDA,  
ROCKWELL CITY, CRESTON, DYSART, SHELL ROCK, WAUKEE, HAMPTON,  
GREENE, BAYARD, SAC CITY, STUART, ACKLEY, BELMOND, ODEBOLT,  
EARLHAM, APLINGTON, WINTERSET, BOONE, LAKE CITY, TRAER, WATERLOO,  
WAVERLY, ALBIA, IOWA FALLS, FONTANELLE, GRINNELL, TOLEDO, ADEL,  
DENISON, PELLA, INDIANOLA, EARLY, GRUNDY CENTER, MARSHALLTOWN,  
GILMORE CITY, EAGLE GROVE, OSKALOOSA, LAKE VIEW, PANORA, AND AMES  
927 PM CDT FRI JUL 3 2026  
   
..FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT SATURDAY  
 
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL REMAINS POSSIBLE.  
 
* WHERE...PORTIONS OF CENTRAL, NORTH CENTRAL, NORTHEAST, NORTHWEST,  
SOUTH CENTRAL, SOUTHEAST, SOUTHWEST, AND WEST CENTRAL IOWA,  
INCLUDING THE FOLLOWING COUNTIES, IN CENTRAL IOWA, BOONE, DALLAS,  
GRUNDY, HAMILTON, HARDIN, JASPER, MARSHALL, POLK, POWESHIEK,  
STORY, TAMA AND WEBSTER. IN NORTH CENTRAL IOWA, BUTLER, FRANKLIN,  
HUMBOLDT AND WRIGHT. IN NORTHEAST IOWA, BLACK HAWK AND BREMER. IN  
NORTHWEST IOWA, POCAHONTAS. IN SOUTH CENTRAL IOWA, CLARKE, LUCAS,  
MADISON, MAHASKA, MARION, MONROE, UNION AND WARREN. IN SOUTHEAST  
IOWA, WAPELLO. IN SOUTHWEST IOWA, ADAIR, ADAMS AND CASS. IN WEST  
CENTRAL IOWA, AUDUBON, CALHOUN, CARROLL, CRAWFORD, GREENE, GUTHRIE  
AND SAC.  
 
* WHEN...THROUGH SATURDAY MORNING.  
 
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,  
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.  
CREEKS AND STREAMS MAY RISE OUT OF THEIR BANKS. FLOODING MAY ALSO  
OCCUR IN URBAN AREAS AND IN AREAS WITH POOR DRAINAGE.  
 
* ADDITIONAL DETAILS...  
- DUE TO ANTECEDENT SATURATED SOILS AND ADDITIONAL HEAVY RAIN  
IN THE FORECAST TONIGHT, INSTANCES OF FLOODING WILL BE  
POSSIBLE.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
FOR THE LATEST STREAM OBSERVATIONS AND FORECASTS REFER TO  
WEATHER.GOV/DESMOINES/WATER.  
 
 
 
 
 
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