641  
WGUS43 KDVN 211647  
FLWDVN  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
FLOOD WARNING  
NATIONAL WEATHER SERVICE QUAD CITIES IA IL  
1147 AM CDT MON SEP 21 2026  
 
...THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A FLOOD  
WARNING FOR THE FOLLOWING RIVERS IN IOWA...ILLINOIS...  
 
MISSISSIPPI RIVER AT KEITHSBURG AFFECTING HENDERSON, MERCER, LOUISA  
AND DES MOINES COUNTIES.  
 
MISSISSIPPI RIVER AT GLADSTONE LD18 AFFECTING HENDERSON AND DES  
MOINES COUNTIES.  
 
MISSISSIPPI RIVER AT BURLINGTON AFFECTING HANCOCK, LEE, HENDERSON  
AND DES MOINES COUNTIES.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
CAUTION IS URGED WHEN WALKING NEAR RIVERBANKS.  
 
THE NEXT STATEMENT WILL BE ISSUED BY TUESDAY AFTERNOON.  
 
 
 
IAC057-115-ILC071-131-221700-  
/O.NEW.KDVN.FL.W.0077.260923T0130Z-260925T2200Z/  
/KHBI2.1.ER.260923T0130Z.260923T1800Z.260925T0400Z.NO/  
1147 AM CDT MON SEP 21 2026  
 
...FLOOD WARNING IN EFFECT FROM TUESDAY EVENING TO FRIDAY  
AFTERNOON...   
..REPLACES RIVER FLOOD WATCH  
 
* WHAT...MINOR FLOODING IS FORECAST.  
 
* WHERE...MISSISSIPPI RIVER AT KEITHSBURG.  
 
* WHEN...FROM TUESDAY EVENING TO FRIDAY AFTERNOON.  
 
* IMPACTS...AT 14.5 FEET, WATER AFFECTS LOW LYING AREAS IN OQUAWKA.  
 
* ADDITIONAL DETAILS...  
- AT 11:30 AM CDT MONDAY THE STAGE WAS 11.5 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE  
TOMORROW EVENING TO A CREST OF 14.8 FEET EARLY WEDNESDAY  
AFTERNOON. IT WILL THEN FALL BELOW FLOOD STAGE LATE THURSDAY  
EVENING.  
- FLOOD STAGE IS 14.0 FEET.  
 
 
 
LAT...LON 4117 9106 4116 9097 4108 9091 4091 9094  
4094 9099  
 
 
 
IAC057-ILC071-221700-  
/O.NEW.KDVN.FL.W.0078.260923T0600Z-260926T1500Z/  
/GLDI2.1.ER.260923T0600Z.260924T0600Z.260925T2100Z.NO/  
1147 AM CDT MON SEP 21 2026  
 
...FLOOD WARNING IN EFFECT FROM LATE TUESDAY NIGHT TO SATURDAY  
MORNING...   
..REPLACES RIVER FLOOD WATCH  
 
* WHAT...MINOR FLOODING IS FORECAST.  
 
* WHERE...MISSISSIPPI RIVER AT GLADSTONE LD18.  
 
* WHEN...FROM LATE TUESDAY NIGHT TO SATURDAY MORNING.  
 
* ADDITIONAL DETAILS...  
- AT 11:30 AM CDT MONDAY THE STAGE WAS 7.6 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE EARLY  
WEDNESDAY MORNING TO A CREST OF 11.1 FEET EARLY THURSDAY MORNING.  
IT WILL THEN FALL BELOW FLOOD STAGE FRIDAY AFTERNOON.  
- FLOOD STAGE IS 10.0 FEET.  
 
 
 
LAT...LON 4094 9099 4091 9094 4084 9105 4086 9110  
 
 
 
IAC057-111-ILC067-071-221700-  
/O.NEW.KDVN.FL.W.0079.260923T1200Z-260926T1000Z/  
/BRLI4.1.ER.260923T1200Z.260924T1200Z.260925T1600Z.NO/  
1147 AM CDT MON SEP 21 2026  
 
...FLOOD WARNING IN EFFECT FROM WEDNESDAY MORNING TO LATE FRIDAY  
NIGHT...   
..REPLACES RIVER FLOOD WATCH  
 
* WHAT...MINOR FLOODING IS FORECAST.  
 
* WHERE...MISSISSIPPI RIVER AT BURLINGTON.  
 
* WHEN...FROM WEDNESDAY MORNING TO LATE FRIDAY NIGHT.  
 
* IMPACTS...AT 16.0 FEET, WATER AFFECTS LOW LYING BUILDINGS AND HOMES  
IN MONTROSE AND NIOTA.  
 
* ADDITIONAL DETAILS...  
- AT 11:00 AM CDT MONDAY THE STAGE WAS 12.6 FEET.  
- FORECAST...THE RIVER IS EXPECTED TO RISE ABOVE FLOOD STAGE  
WEDNESDAY MORNING TO A CREST OF 15.8 FEET THURSDAY MORNING. IT  
WILL THEN FALL BELOW FLOOD STAGE LATE FRIDAY MORNING.  
- FLOOD STAGE IS 15.0 FEET.  
 
 
 
LAT...LON 4086 9110 4084 9105 4062 9108 4061 9142  
4067 9118  
 
 
 
ERVIN  
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