Future

Responsive action SHOULD be taken in the near future

Indiana Severe Thunderstorm Watch | Effective 05/18/2026 09:37

SEVERE THUNDERSTORM WATCH 220 REMAINS VALID UNTIL 5 PM CDT /6 PM<br /> EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN<br /> NEWTON PORTER THIS INCLUDES THE CITIES OF CHESTERTON, DEMOTTE, FOWLER, GARY,<br /> HAMMOND, KENTLAND, MERRILLVILLE, MOROCCO, OXFORD, PORTAGE,<br /> RENSSELAER, ROSELAWN, AND VALPARAISO.

Illinois Severe Thunderstorm Watch | Effective 05/18/2026 09:40

SEVERE THUNDERSTORM WATCH 220 REMAINS VALID UNTIL 5 PM CDT THIS<br /> AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 12 COUNTIES IN EAST CENTRAL ILLINOIS CLARK COLES CUMBERLAND<br /> DOUGLAS EDGAR VERMILION IN SOUTHEAST ILLINOIS CLAY CRAWFORD EFFINGHAM<br /> JASPER LAWRENCE RICHLAND THIS INCLUDES THE CITIES OF CHARLESTON, DANVILLE, EFFINGHAM,<br /> FLORA, GREENUP, LAWRENCEVILLE, MARSHALL, MATTOON, NEWTON, OLNEY,<br />

Nebraska Flood Watch | Effective 05/18/2026 09:01

* WHAT...Flash flooding caused by excessive rainfall continues to be<br /> possible. * WHERE...A portion of southeast Nebraska, including the following<br /> counties, Gage, Jefferson, Johnson, Lancaster, Nemaha, Otoe,<br /> Pawnee, Richardson, Saline and Seward. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers,<br /> creeks, streams, and other low-lying and flood-prone locations.<br /> Low-water crossings may be flooded. * ADDITIONAL DETAILS...<br />

Iowa Flood Watch | Effective 05/18/2026 09:01

* WHAT...Flash flooding caused by excessive rainfall continues to be<br /> possible. * WHERE...A portion of southwest Iowa, including the following<br /> counties, Fremont and Page. * WHEN...Through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers,<br /> creeks, streams, and other low-lying and flood-prone locations.<br /> Low-water crossings may be flooded. * ADDITIONAL DETAILS...<br /> - Several inches of rain have fallen across portions of<br /> southeastern Nebraska. Additional rainfall is expected through<br />

Illinois Flood Watch | Effective 05/18/2026 09:22

* WHAT...Flash flooding caused by excessive rainfall continues to be<br /> possible. * WHERE...A portion of south central Illinois, including the<br /> following areas, Bond IL, Clinton IL, Fayette IL, Marion IL and<br /> Washington IL. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers,<br /> creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS...<br /> - Potential rainfall amounts of 1 to 2 inches, with localized<br /> higher amounts of 2 to 4 inches.<br />

Missouri Flood Watch | Effective 05/18/2026 09:22

* WHAT...Flash flooding caused by excessive rainfall continues to be<br /> possible. * WHERE...Portions of central and east central Missouri, including<br /> the following areas, in central Missouri, Boone MO, Callaway MO,<br /> Cole MO, Moniteau MO and Osage MO. In east central Missouri,<br /> Crawford MO, Franklin MO, Gasconade MO, Montgomery MO, Warren MO<br /> and Washington MO. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers,<br /> creeks, streams, and other low-lying and flood-prone locations.

Illinois, Missouri Flood Watch | Effective 05/18/2026 09:22

* WHAT...Flash Flooding caused by excessive rainfall continues to be<br /> possible. * WHERE...Portions of southwest Illinois, including the following<br /> areas, Madison IL, Monroe IL and Saint Clair IL and east central<br /> Missouri, including the following areas, Jefferson MO, Lincoln MO,<br /> Saint Charles MO, Saint Louis City MO and Saint Louis MO. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers,<br /> creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS...<br />

Iowa Flood Watch | Effective 05/18/2026 08:51

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of south central and southwest Iowa, including<br /> the following counties, in south central Iowa, Decatur, Ringgold<br /> and Wayne. In southwest Iowa, Taylor. * WHEN...From 5 PM CDT this afternoon through Tuesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers,<br /> creeks, streams, and other low-lying and flood-prone locations.<br /> Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS...<br />

Illinois, Indiana Severe Thunderstorm Watch | Effective 05/18/2026 08:53

SEVERE THUNDERSTORM WATCH 220 REMAINS VALID UNTIL 5 PM CDT /6 PM<br /> EDT/ THIS AFTERNOON FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 6 COUNTIES IN EAST CENTRAL ILLINOIS FORD IROQUOIS IN NORTHEAST ILLINOIS COOK DUPAGE KANKAKEE<br /> WILL IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN<br /> NEWTON PORTER THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS,<br />
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