Severe · Flash Flood WarningActive alert
Flash Flood Warning issued September 19 at 4:21AM CDT until September 19
Affecting Clayton, IA; Fayette, IA
In effect until: Sep 19, 2026, 1:15 PM
Clayton, IA; Fayette, IA
Likely impact across 2 counties in IA; effects through 1:15 PM.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Read the original bulletin (official text)
FFWARX The National Weather Service in La Crosse has issued a * Flash Flood Warning for... Clayton County in northeastern Iowa... Fayette County in northeastern Iowa... * Until 815 AM CDT. * At 421 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 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... West Union, Guttenberg, Elkader, Postville, Monona, Fayette, McGregor, Garnavillo, Elgin, Clermont, Maynard, Hawkeye, Arlington, Marquette, Farmersburg, Waucoma, Volga, Luana and Wadena.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™