Immediate

Responsive action SHOULD be taken immediately

Illinois, Missouri Severe Flood Warning | Effective 06/17/2026 10:36

...The Flood Warning continues for the following rivers in<br /> Illinois...Missouri... Mississippi River at Mel Price LD. Mississippi River at Louisiana. Mississippi River at Clarksville. ...The Flood Warning is extended for the following rivers in<br /> Illinois...Missouri... Mississippi River at Chester. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Louisiana. * WHEN...Until Thursday evening.

Illinois, Missouri Severe Flood Warning | Effective 06/17/2026 10:36

...The Flood Warning continues for the following rivers in<br /> Illinois...Missouri... Mississippi River at Mel Price LD. Mississippi River at Louisiana. Mississippi River at Clarksville. ...The Flood Warning is extended for the following rivers in<br /> Illinois...Missouri... Mississippi River at Chester. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Clarksville. * WHEN...Until Thursday evening.

Illinois, Missouri Severe Flood Warning | Effective 06/17/2026 10:36

...The Flood Warning continues for the following rivers in<br /> Illinois...Missouri... Mississippi River at Mel Price LD. Mississippi River at Louisiana. Mississippi River at Clarksville. ...The Flood Warning is extended for the following rivers in<br /> Illinois...Missouri... Mississippi River at Chester. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Chester. * WHEN...Until Sunday morning.

Illinois, Missouri Severe Flood Warning | Effective 06/17/2026 10:36

...The Flood Warning continues for the following rivers in<br /> Illinois...Missouri... Mississippi River at Mel Price LD. Mississippi River at Louisiana. Mississippi River at Clarksville. ...The Flood Warning is extended for the following rivers in<br /> Illinois...Missouri... Mississippi River at Chester. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Mel Price LD. * WHEN...Until Friday morning.

Missouri Severe Flood Warning | Effective 06/17/2026 10:38

...The Flood Warning continues for the following rivers in<br /> Missouri... Meramec River near Arnold. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Meramec River near Arnold. * WHEN...Until late Friday night. * IMPACTS...At 24.0 feet, Corisande Hills Road begins flooding at<br /> this height. Meramec Bottom Road between Hagemann Road and Highway<br /> 21 begins flooding. * ADDITIONAL DETAILS...<br />

Missouri Severe Flood Warning | Effective 06/17/2026 10:19

...The Flood Warning is extended for the following rivers in<br /> Missouri... Missouri River at St. Charles. Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring. * WHERE...Missouri River near Chamois. * WHEN...Until Thursday evening. * ADDITIONAL DETAILS...<br /> - At 7:00 AM CDT Wednesday the stage was 17.4 feet.<br /> - Recent Activity...The maximum river stage in the 24 hours ending<br />

Missouri Severe Flood Warning | Effective 06/17/2026 10:19

...The Flood Warning is extended for the following rivers in<br /> Missouri... Missouri River at St. Charles. Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Missouri River at Hermann. * WHEN...Until Friday morning. * IMPACTS...At 21.3 feet, The southern end of School House Road south<br /> of Rhineland begins flooding near this height. * ADDITIONAL DETAILS...<br />

Missouri Severe Flood Warning | Effective 06/17/2026 10:19

...The Flood Warning is extended for the following rivers in<br /> Missouri... Missouri River at St. Charles. Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast<br /> precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Missouri River at St. Charles. * WHEN...Until late Thursday night. * IMPACTS...At 25.0 feet, Downstream near this stage, Missouri Route<br /> H at Island Road and agricultural bottomland may begin flooding,<br />

Illinois Severe Flash Flood Warning | Effective 06/17/2026 10:02

At 1202 PM CDT, Doppler radar indicated thunderstorms producing<br /> heavy rain across the warned area. Between 1 and 3 inches of rain<br /> have fallen. Flash flooding is ongoing, with 3 to 5 inches of water<br /> on many of the back roads between Colchester and Adair. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas,<br /> highways, streets and underpasses as well as other poor<br /> drainage and low-lying areas.
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