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 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 Illinois...Missouri... Mississippi River at Chester. River forecasts are based on observed precipitation and forecast 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 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 Illinois...Missouri... Mississippi River at Chester. River forecasts are based on observed precipitation and forecast 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 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 Illinois...Missouri... Mississippi River at Chester. River forecasts are based on observed precipitation and forecast 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 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 Illinois...Missouri... Mississippi River at Chester. River forecasts are based on observed precipitation and forecast 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 Missouri... Meramec River near Arnold. River forecasts are based on observed precipitation and forecast 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 this height. Meramec Bottom Road between Hagemann Road and Highway 21 begins flooding. * ADDITIONAL DETAILS...

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

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

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

...The Flood Warning is extended for the following rivers in Missouri... Missouri River at St. Charles. Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast 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 of Rhineland begins flooding near this height. * ADDITIONAL DETAILS...

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

...The Flood Warning is extended for the following rivers in Missouri... Missouri River at St. Charles. Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast 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 H at Island Road and agricultural bottomland may begin flooding,

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

At 1202 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Flash flooding is ongoing, with 3 to 5 inches of water 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, highways, streets and underpasses as well as other poor drainage and low-lying areas.
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