Iowa Flash Flood Warning - Severe | Effective 06/05/2026 21:23

Headline: 
Flash Flood Warning issued June 5 at 11:23PM CDT until June 6 at 5:30AM CDT by NWS Des Moines IA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
June 5, 2026 - 9:23pm
Expires: 
June 6, 2026 - 3:30am
Description: 
FFWDMX The National Weather Service in Des Moines has issued a * Flash Flood Warning for... Northwestern Clarke County in south central Iowa... Southwestern Madison County in south central Iowa... Northern Union County in south central Iowa... Southern Adair County in southwestern Iowa... Northern Adams County in southwestern Iowa... Southeastern Cass County in southwestern Iowa... * Until 530 AM CDT Saturday. * At 1123 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 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. 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... Creston, Greenfield, Green Valley Lake, Lake Icaria, Fontanelle, Orient, Lorimor, Massena, Cumberland, Bridgewater, East Peru, Macksburg, Cromwell, Green Valley Lake State Park, Nodaway Park, Greenfield Municipal Airport and Lake Icaria State Park.
Instruction: 
Be especially cautious at night when it is harder to recognize the dangers of flooding. For the latest stream observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Adair, IA; Adams, IA; Cass, IA; Clarke, IA; Madison, IA; Union, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov