Future

Responsive action SHOULD be taken in the near future

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

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

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

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

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

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

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

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

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 the following counties, in south central Iowa, Decatur, Ringgold 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, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS...

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

SEVERE THUNDERSTORM WATCH 220 REMAINS VALID UNTIL 5 PM CDT /6 PM 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 WILL IN INDIANA THIS WATCH INCLUDES 5 COUNTIES IN NORTHWEST INDIANA BENTON JASPER LAKE IN NEWTON PORTER THIS INCLUDES THE CITIES OF BOLINGBROOK, BOURBONNAIS,

Wyoming Freeze Watch | Effective 05/18/2026 08:33

* WHAT...Sub-freezing temperatures as low as 15 possible. * WHERE...Central Carbon County, Ferris/Seminoe/Shirley Mountains, North Snowy Range Foothills, Shirley Basin, and Southwest Carbon County. * WHEN...From 9 PM MDT this evening through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.

Nebraska, Wyoming Freeze Watch | Effective 05/18/2026 08:33

* WHAT...Sub-freezing temperatures as low as 16 possible. * WHERE...Portions of panhandle Nebraska and south central and southeast Wyoming. * WHEN...From late tonight through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. Take steps now to protect tender plants from the cold.
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