294  
WGUS63 KLSX 180829  
FFALSX  
 
FLOOD WATCH  
NATIONAL WEATHER SERVICE ST LOUIS MO  
329 AM CDT FRI APR 18 2025  
 
ILZ058>060-064-065-069-070-074-079-098>102-MOZ036-041-042-047>052-  
059>065-072>075-084-085-099-182330-  
/O.CON.KLSX.FA.A.0002.250419T0000Z-250421T0000Z/  
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/  
GREENE IL-MACOUPIN IL-MONTGOMERY IL-BOND IL-FAYETTE IL-CLINTON IL-  
MARION IL-WASHINGTON IL-RANDOLPH IL-CALHOUN IL-JERSEY IL-MADISON  
IL-SAINT CLAIR IL-MONROE IL-PIKE MO-BOONE MO-AUDRAIN MO-MONITEAU  
MO-COLE MO-OSAGE MO-CALLAWAY MO-MONTGOMERY MO-LINCOLN MO-  
GASCONADE MO-WARREN MO-SAINT CHARLES MO-FRANKLIN MO-SAINT LOUIS  
MO-SAINT LOUIS CITY MO-JEFFERSON MO-CRAWFORD MO-WASHINGTON MO-  
SAINT FRANCOIS MO-SAINTE GENEVIEVE MO-IRON MO-MADISON MO-REYNOLDS  
MO-  
INCLUDING THE CITIES OF SPARTA, SAINT LOUIS, MEXICO, FARMINGTON,  
SAINT CHARLES, COLUMBIA, EDWARDSVILLE, JEFFERSON CITY,  
WASHINGTON, SALEM, UNION, CENTRALIA, CHESTER, LITCHFIELD,  
CAHOKIA, BOWLING GREEN, VANDALIA, FULTON, BELLEVILLE, SULLIVAN,  
AND ALTON  
329 AM CDT FRI APR 18 2025  
 
...FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH SUNDAY  
EVENING...  
 
* WHAT...FLASH FLOODING CAUSED BY EXCESSIVE RAINFALL CONTINUES TO BE  
POSSIBLE.  
 
* WHERE...PORTIONS OF ILLINOIS, INCLUDING THE FOLLOWING AREAS, BOND  
IL, CALHOUN IL, CLINTON IL, FAYETTE IL, GREENE IL, JERSEY IL,  
MACOUPIN IL, MADISON IL, MARION IL, MONROE IL, MONTGOMERY IL,  
RANDOLPH IL, SAINT CLAIR IL AND WASHINGTON IL AND MISSOURI,  
INCLUDING THE FOLLOWING AREAS, AUDRAIN MO, BOONE MO, CALLAWAY MO,  
COLE MO, CRAWFORD MO, FRANKLIN MO, GASCONADE MO, IRON MO,  
JEFFERSON MO, LINCOLN MO, MADISON MO, MONITEAU MO, MONTGOMERY MO,  
OSAGE MO, PIKE MO, REYNOLDS MO, SAINT CHARLES MO, SAINT FRANCOIS  
MO, SAINT LOUIS CITY MO, SAINT LOUIS MO, SAINTE GENEVIEVE MO,  
WARREN MO AND WASHINGTON MO.  
 
* WHEN...FROM THIS EVENING THROUGH SUNDAY EVENING.  
 
* IMPACTS...EXCESSIVE RUNOFF MAY RESULT IN FLOODING OF RIVERS,  
CREEKS, STREAMS, AND OTHER LOW-LYING AND FLOOD-PRONE LOCATIONS.  
 
* ADDITIONAL DETAILS...  
- SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS ARE LIKELY FRIDAY  
NIGHT THROUGH SUNDAY. RAINFALL TOTALS OF 2-4 INCHES ARE  
LIKELY ACROSS MUCH OF THE REGION WITH LOCALIZED AMOUNTS UP TO  
5 INCHES. HIGHEST RAINFALL TOTALS ARE EXPECTED ALONG AND  
NORTH OF THE I-44 CORRIDOR.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION  
SHOULD FLASH FLOOD WARNINGS BE ISSUED.  
 
 
 
 
 
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