Severe

Significant threat to life or property

Missouri Flood Warning | Effective 05/18/2026 08:53

...The National Weather Service in Kansas City/Pleasant Hill has issued a Flood Warning for the following rivers in Missouri... Chariton River at Novinger affecting Adair, Macon, Schuyler and Putnam Counties. * WHAT...Minor flooding is forecast. * WHERE...Chariton River at Novinger. * WHEN...From Tuesday morning to Wednesday evening. * IMPACTS...At 20.0 feet, Farm fields along the river begin to flood. At 23.0 feet, Moderate flooding of farmland occurs. * ADDITIONAL DETAILS... - At 9:45 AM CDT Monday the stage was 7.6 feet.

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,

Missouri Flood Warning | Effective 05/18/2026 08:23

...Forecast flooding changed from Minor to Moderate severity and increased in duration for the following rivers in Missouri... Platte River near Agency affecting Buchanan County. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Platte River near Agency. * WHEN...Until Saturday morning. * IMPACTS...At 20.0 feet, Low-lying areas east of Agency begin to flood. At 25.0 feet, Flooding begins at the east border of Agency. * ADDITIONAL DETAILS... - At 9:30 AM CDT Monday the stage was 23.2 feet.

Illinois Severe Thunderstorm Warning | Effective 05/18/2026 08:28

SVRILX The National Weather Service in Lincoln has issued a * Severe Thunderstorm Warning for... Southwestern Jasper County in southeastern Illinois... Northern Clay County in south central Illinois... Effingham County in south central Illinois... * Until 1115 AM CDT. * At 1027 AM CDT, a severe thunderstorm was located over Stephen Forbes Station, or 14 miles northeast of Salem, moving northeast at 40 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated.

Colorado Blowing Dust Warning | Effective 05/18/2026 08:31

* WHAT...Widespread blowing dust. * WHERE...San Luis Valley. * WHEN...Until 6 PM MDT this evening. * IMPACTS...Severely limited visibilities are expected. Travel will be dangerous and possibly life-threatening. * ADDITIONAL DETAILS...Winds gusting up to 50 to 60 mph will cause blowing dust. Visibility may drop to under 1/4 mile at times near plowed fields or areas of loose soils. Use extreme caution if you must travel across the area today. Persons with respiratory problems should make preparations to stay

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.

Missouri Flood Warning | Effective 05/18/2026 08:35

...The Flood Warning is extended for the following rivers in Missouri... Grand River near Gallatin affecting Daviess and Livingston Counties. Grand River near Sumner affecting Linn, Carroll, Chariton and Livingston Counties. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Grand River near Sumner. * WHEN...Until further notice. * IMPACTS...At 28.0 feet, Rural roads are under water. At 37.0 feet, State Highway 139 floods a half mile east of Sumner. * ADDITIONAL DETAILS...

Missouri Flood Warning | Effective 05/18/2026 08:35

...The Flood Warning is extended for the following rivers in Missouri... Grand River near Gallatin affecting Daviess and Livingston Counties. Grand River near Sumner affecting Linn, Carroll, Chariton and Livingston Counties. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Grand River near Gallatin. * WHEN...Until Friday afternoon. * IMPACTS...At 33.0 feet, Over twenty thousand acres of farmland flood. In addition, a sand and gravel operation downstream of Highway 6 is threatened by flooding.
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