Severe · Flash Flood WarningActive alert
Flash Flood Warning issued September 20 at 2:02AM CDT until September 20
Affecting Benton, IA; Cedar, IA; Iowa, IA; Johnson, IA; Jones, IA; Linn, IA
In effect until: Sep 20, 2026, 1:00 PM
Benton, IA; Cedar, IA; Iowa, IA; Johnson, IA; Jones, IA; Linn, IA
Likely impact across 6 counties in IA; effects through 1:00 PM.
Get to higher ground now. Never drive through flooded roads.
Read the original bulletin (official text)
FFWDVN The National Weather Service in Quad Cities has issued a * Flash Flood Warning for... Benton County in east central Iowa... Northern Cedar County in east central Iowa... Northern Iowa County in east central Iowa... Northern Johnson County in east central Iowa... Jones County in east central Iowa... Linn County in east central Iowa... * Until 800 AM CDT. * At 202 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. 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... Cedar Rapids, Anamosa, Vinton, Marengo, Mechanicsville, Stanwood, Marion, Hiawatha, Mount Vernon, Robins, Belle Plaine, Center Point, Lisbon, Fairfax, Solon, Ely, Atkins, Walford, Springville and Palo. This includes Interstate 380 between mile markers 8 and 36.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™