Public Safety Alerts

See official public safety alerts, emergency alerts, presidential alerts and weather warnings for every U.S. location.
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Public Safety Alerts

Illinois, Missouri Severe Flood Warning | Effective 06/18/2026 19:46

Flood Warning issued June 18 at 9:46PM CDT until June 21 at 8:00AM CDT by NWS St Louis MO

Event: Flood Warning

Desc: ...The Flood Warning continues for the following river in Missouri and Illinois... 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. *...

Areas: Jackson County IL, Randolph County IL, Perry County MO, Ste. Genevieve County MO

Severity: Severe

Urgency: Immediate

Effective: Thursday, June 18, 2026 - 19:46

Expires: Saturday, June 20, 2026 - 08:00

Sender: w-nws.webmaster@noaa.gov

Illinois, Missouri Severe Flood Warning | Effective 06/18/2026 09:58

Flood Warning issued June 18 at 11:58AM CDT until June 21 at 9:24AM CDT by NWS St Louis MO

Event: Flood Warning

Desc: ...The Flood Warning continues for the following rivers in Missouri...Illinois... 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. *...

Areas: Jackson County IL, Randolph County IL, Perry County MO, Ste. Genevieve County MO

Severity: Severe

Urgency: Immediate

Effective: Thursday, June 18, 2026 - 09:58

Expires: Friday, June 19, 2026 - 22:00

Sender: w-nws.webmaster@noaa.gov

Illinois, Missouri Severe Flood Warning | Effective 06/17/2026 20:07

Flood Warning issued June 17 at 10:07PM CDT until June 21 at 1:00PM CDT by NWS St Louis MO

Event: Flood Warning

Desc: ...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Mel Price LD. Mississippi River at Chester. Illinois River at Valley City. ...The Flood Warning continues for the following rivers in Illinois... Illinois River at Hardin. ...The Flood Warning is cancelled for the...

Areas: Jackson County IL, Randolph County IL, Perry County MO, Ste. Genevieve County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 20:07

Expires: Friday, June 19, 2026 - 08:15

Sender: w-nws.webmaster@noaa.gov

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

Flood Warning issued June 17 at 12:36PM CDT until June 21 at 7:51AM CDT by NWS St Louis MO

Event: Flood Warning

Desc: ...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...

Areas: Jackson County IL, Randolph County IL, Perry County MO, Ste. Genevieve County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 10:36

Expires: Thursday, June 18, 2026 - 22:45

Sender: w-nws.webmaster@noaa.gov

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Public Safety Alerts