Iowa Severe Flash Flood Warning | Effective 09/15/2026 01:01

Headline: 
Flash Flood Warning issued September 15 at 3:01AM CDT until September 15 at 9:00AM CDT by NWS Des Moines IA
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
September 15, 2026 - 1:01am
Expires: 
September 15, 2026 - 7:00am
Description: 
FFWDMX The National Weather Service in Des Moines has issued a * Flash Flood Warning for... Southwestern Dallas County in central Iowa... Northwestern Madison County in south central Iowa... Northern Adair County in southwestern Iowa... Northern Cass County in southwestern Iowa... Southern Audubon County in west central Iowa... Southern Guthrie County in west central Iowa... * Until 900 AM CDT. * At 301 AM CDT, Doppler radar and automated rain gauges indicate additional thunderstorms will produce heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts up to 1 inch are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges indicate 1 to 3 inches have fallen, with more thunderstorms moving into the area. 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... Atlantic, Stuart, Earlham, Anita, Exira, Redfield, Adair, Dexter, Casey, Diamondhead Lake, Menlo, Linden, Brayton, Marne, Wiota, Anita Municipal Airport, Lake Anita State Park and Atlantic Municipal Airport. This includes Interstate 80 between mile markers 100 and 106...and between mile markers 50 and 99.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. For the latest stream observations and forecasts refer to weather.gov/desmoines/water.
Area Description: 
Adair, IA; Audubon, IA; Cass, IA; Dallas, IA; Guthrie, IA; Madison, IA
Forcast Office: 
NWS Des Moines IA
Sender: 
w-nws.webmaster@noaa.gov