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 06/18/2026 09:40

Flood Warning issued June 18 at 11:40AM CDT until June 19 at 1:00PM CDT by NWS Paducah KY

Event: Flood Warning

Desc: ...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Cape Girardeau. .Recent heavy rainfall in northern portions of the river basin continues to cause rises on the Mississippi River. At Cape Girardeau, the river will rise to and crest at flood stage Friday morning, and fall below...

Areas: Alexander County IL, Jackson County IL, Union County IL, Cape Girardeau County MO, Perry County MO, Scott County MO

Severity: Severe

Urgency: Immediate

Effective: Thursday, June 18, 2026 - 09:40

Expires: Friday, June 19, 2026 - 11:00

Sender: w-nws.webmaster@noaa.gov

Missouri Severe Flood Warning | Effective 06/18/2026 04:33

Flood Warning issued June 18 at 6:33AM CDT until June 19 at 12:24PM CDT by NWS Springfield MO

Event: Flood Warning

Desc: ...The Flood Warning is extended for the following rivers in Missouri... Sac River near Caplinger Mills affecting Cedar County. For the Sac River...including Caplinger Mills...Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Sac River near Caplinger Mills. * WHEN......

Areas: Cedar County MO

Severity: Severe

Urgency: Immediate

Effective: Thursday, June 18, 2026 - 04:33

Expires: Friday, June 19, 2026 - 04:45

Sender: w-nws.webmaster@noaa.gov

Illinois, Missouri Severe Flood Warning | Effective 06/17/2026 21:32

Flood Warning issued June 17 at 11:32PM CDT until June 20 at 11:00AM CDT by NWS Paducah KY

Event: Flood Warning

Desc: ...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Cape Girardeau. .Recent heavy rainfall in northern portions of the river basin continues to cause rises on the Mississippi River. At Cape Girardeau, the river will rise above flood stage tonight, and crest a half foot above...

Areas: Alexander County IL, Jackson County IL, Union County IL, Cape Girardeau County MO, Perry County MO, Scott County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 21:32

Expires: Thursday, June 18, 2026 - 23:45

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 19 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: Madison County IL, St. Charles 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 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

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

Missouri Severe Flood Warning | Effective 06/17/2026 19:02

Flood Warning issued June 17 at 9:02PM CDT until June 20 at 7:00AM CDT by NWS St Louis MO

Event: Flood Warning

Desc: ...The Flood Warning is extended 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...

Areas: Jefferson County MO, St. Louis County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 19:02

Expires: Friday, June 19, 2026 - 07:15

Sender: w-nws.webmaster@noaa.gov

Missouri Severe Flood Warning | Effective 06/17/2026 18:13

Flood Warning issued June 17 at 8:13PM CDT until June 19 at 7:00AM CDT by NWS St Louis MO

Event: Flood Warning

Desc: ...The Flood Warning continues for the following river in Missouri... Missouri River at Hermann. 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...

Areas: Gasconade County MO, Montgomery County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 18:13

Expires: Friday, June 19, 2026 - 05:00

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 18 at 11:00PM 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: Pike County IL, Pike County MO

Severity: Severe

Urgency: Immediate

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

Expires: Thursday, June 18, 2026 - 21:00

Sender: w-nws.webmaster@noaa.gov

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

Flood Warning issued June 17 at 12:38PM CDT until June 20 at 1:00AM CDT by NWS St Louis MO

Event: Flood Warning

Desc: ...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...

Areas: Jefferson County MO, St. Louis County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 10:38

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

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 19 at 7:00AM CDT by NWS St Louis MO

Event: Flood Warning

Areas: Madison County IL, St. Charles 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

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

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

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

Flood Warning issued June 17 at 12:19PM CDT until June 18 at 11:40PM CDT by NWS St Louis MO

Event: Flood Warning

Desc: ...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...

Areas: Callaway County MO, Osage County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 10:19

Expires: Thursday, June 18, 2026 - 21:45

Sender: w-nws.webmaster@noaa.gov

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

Flood Warning issued June 17 at 12:19PM CDT until June 19 at 1:00AM CDT by NWS St Louis MO

Event: Flood Warning

Areas: St. Charles County MO, St. Louis County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 10:19

Expires: Thursday, June 18, 2026 - 22:30

Sender: w-nws.webmaster@noaa.gov

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

Flood Warning issued June 17 at 12:19PM CDT until June 19 at 8:00AM CDT by NWS St Louis MO

Event: Flood Warning

Areas: Gasconade County MO, Montgomery County MO

Severity: Severe

Urgency: Immediate

Effective: Wednesday, June 17, 2026 - 10:19

Expires: Thursday, June 18, 2026 - 22:30

Sender: w-nws.webmaster@noaa.gov

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Public Safety Alerts