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

Headline: 
Flood Warning issued May 18 at 10:35AM CDT by NWS Kansas City/Pleasant Hill MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
May 18, 2026 - 8:35am
Expires: 
May 18, 2026 - 8:45pm
Description: 
...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... - At 9:45 AM CDT Monday the stage was 34.5 feet. - Bankfull stage is 23.0 feet. - Forecast...The river is expected to rise to a crest of 37.9 feet early Wednesday afternoon. - Flood stage is 26.0 feet. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. This product along with additional weather and stream information is available at www.weather.gov/kc/.
Area Description: 
Carroll, MO; Chariton, MO; Linn, MO; Livingston, MO
Forcast Office: 
NWS Kansas City/Pleasant Hill MO