490  
WGUS83 KDVN 090118  
FLSDVN  
 
FLOOD STATEMENT  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
818 PM CDT WED APR 8 2026  
 
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN IOWA...  
 
WAPSIPINICON RIVER NEAR DE WITT 4S AFFECTING CLINTON AND SCOTT  
COUNTIES.  
 
CEDAR RIVER NEAR CONESVILLE AFFECTING LOUISA AND MUSCATINE  
COUNTIES.  
 
IOWA RIVER AT MARENGO AFFECTING IOWA AND BENTON COUNTIES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOTORISTS SHOULD NOT ATTEMPT TO DRIVE AROUND BARRICADES OR DRIVE  
CARS THROUGH FLOODED AREAS.  
 
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD  
DEATHS OCCUR IN VEHICLES.  
 
CAUTION IS URGED WHEN WALKING NEAR RIVERBANKS.  
 
THE NEXT STATEMENT WILL BE ISSUED BY THURSDAY EVENING AT 830 PM CDT.  
 
 
 
IAC045-163-100130-  
/O.EXT.KDVN.FL.W.0005.000000T0000Z-260415T2112Z/  
/DEWI4.2.ER.260408T1822Z.260413T0600Z.260415T1312Z.NO/  
818 PM CDT WED APR 8 2026  
   
..FLOOD WARNING NOW IN EFFECT UNTIL WEDNESDAY, APRIL 15  
 
* WHAT...MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS  
FORECAST.  
 
* WHERE...WAPSIPINICON RIVER NEAR DE WITT 4S.  
 
* WHEN...UNTIL WEDNESDAY, APRIL 15.  
 
* IMPACTS...AT 12.0 FEET, OVERBANK FLOODING OCCURS. WATER AFFECTS  
RESIDENCES ALONG THE RIVER BETWEEN WHEATLAND AND CALAMUS. WATER  
AFFECTS BUSINESSES ALONG THE RIVER NEAR CALAMUS.  
 
* ADDITIONAL DETAILS...  
- AT 7:30 PM CDT WEDNESDAY THE STAGE WAS 11.1 FEET.  
- RECENT ACTIVITY...THE RIVER CONTINUES TO SLOWLY RISE.  
- FORECAST...THE RIVER IS EXPECTED TO RISE TO A CREST OF 12.1  
FEET EARLY MONDAY MORNING. IT WILL THEN FALL BELOW FLOOD  
STAGE WEDNESDAY, APRIL 15.  
- FLOOD STAGE IS 11.0 FEET.  
 
 
 
LAT...LON 4200 9090 4184 9071 4177 9033 4169 9035  
4171 9080 4185 9090  
 
 
 
IAC011-095-100130-  
/O.EXT.KDVN.FL.W.0004.260409T1800Z-260411T1400Z/  
/MROI4.1.ER.260409T1800Z.260410T1800Z.260411T0600Z.NO/  
818 PM CDT WED APR 8 2026  
 
...FLOOD WARNING NOW IN EFFECT FROM THURSDAY AFTERNOON TO LATE  
SATURDAY MORNING...  
 
* WHAT...MINOR FLOODING IS FORECAST.  
 
* WHERE...IOWA RIVER AT MARENGO.  
 
* WHEN...FROM THURSDAY AFTERNOON TO LATE SATURDAY MORNING.  
 
* IMPACTS...AT 15.0 FEET, WATER REACHES THE BOTTOM OF THE LEVEE  
SURROUNDING MARENGO. WATER AFFECTS LOW LYING AGRICULTURAL LAND  
ALONG THE RIVER  
 
* ADDITIONAL DETAILS...  
- AT 8:00 PM CDT WEDNESDAY THE STAGE WAS 14.8 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE  
EARLY TOMORROW AFTERNOON TO A CREST OF 15.5 FEET EARLY FRIDAY  
AFTERNOON. IT WILL THEN FALL BELOW FLOOD STAGE EARLY SATURDAY  
MORNING.  
- 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  
 
 
 
IAC115-139-100130-  
/O.EXT.KDVN.FL.W.0006.260410T0600Z-260412T0800Z/  
/CNEI4.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/  
818 PM CDT WED APR 8 2026  
 
...FLOOD WARNING NOW IN EFFECT FROM LATE THURSDAY NIGHT TO EARLY  
SUNDAY MORNING...  
 
* WHAT...MINOR FLOODING IS FORECAST.  
 
* WHERE...CEDAR RIVER NEAR CONESVILLE.  
 
* WHEN...FROM LATE THURSDAY NIGHT TO EARLY SUNDAY MORNING.  
 
* IMPACTS...AT 13.0 FEET, WATER AFFECTS EDGEWATER ROAD AND 245TH  
STREET NEAR CONESVILLE.  
 
* ADDITIONAL DETAILS...  
- AT 8:00 PM CDT WEDNESDAY THE STAGE WAS 12.5 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE  
EARLY FRIDAY MORNING TO A CREST OF 13.2 FEET EARLY FRIDAY  
AFTERNOON. IT WILL THEN FALL BELOW FLOOD STAGE SATURDAY  
EVENING.  
- FLOOD STAGE IS 13.0 FEET.  
 
 
 
LAT...LON 4160 9118 4160 9105 4153 9107 4141 9124  
4132 9131 4127 9133 4129 9136 4132 9138  
4137 9135 4146 9130 4157 9115  
 
 
 
08  
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