Immediate

Responsive action SHOULD be taken immediately

West Virginia Severe Flash Flood Warning | Effective 09/23/2026 09:55

At 1255 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 3 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... Julian, Woodville and Alkol.

Ohio, West Virginia Severe Flash Flood Warning | Effective 09-23-2026 09:24

At 1224 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Crown City and Ashton.

Illinois Severe Flood Warning | Effective 09/23/2026 09:20

...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. Des Plaines River near Russell affecting Lake IL County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Des Plaines River from US-41 in Gurnee downstream to Townline Road in Vernon Hills, including the Gurnee gauge. * WHEN...Until Sunday morning. * IMPACTS...At 9.0 feet, Kilbourne Road and Emerald Avenue threatened near Grand Avenue in Gurnee. * ADDITIONAL DETAILS...

Illinois Severe Flood Warning | Effective 09/23/2026 09:20

...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. Des Plaines River near Russell affecting Lake IL County. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Des Plaines River from IL/WI state line downstream to US-41 in Gurnee, including the Russell gauge. * WHEN...Until Tuesday afternoon. * IMPACTS...At 9.5 feet, Residential structures threatened along Russell Road between the river and Kilbourne Road. Industrial

Ohio, West Virginia Severe Flash Flood Warning | Effective 09/23/2026 09:24

At 1224 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Crown City and Ashton.

Iowa, Illinois Severe Flood Warning | Effective 09/23/2026 09:05

...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Burlington affecting Henderson, Lee, Des Moines and Hancock Counties. ...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Gregory Landing affecting Clark and Hancock Counties. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Burlington. * WHEN...From Thursday morning to Friday evening.

Illinois, Missouri Severe Flood Warning | Effective 09/23/2026 09:05

...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Burlington affecting Henderson, Lee, Des Moines and Hancock Counties. ...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Gregory Landing affecting Clark and Hancock Counties. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Gregory Landing.

Iowa, Illinois Severe Flood Warning | Effective 09/23/2026 09:05

...The Flood Warning continues for the following rivers in Illinois...Iowa... Mississippi River at Gladstone LD18 affecting Henderson and Des Moines Counties. Mississippi River at Burlington affecting Henderson, Lee, Des Moines and Hancock Counties. ...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Gregory Landing affecting Clark and Hancock Counties. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Gladstone LD18.
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