FFWDMX The National Weather Service in Des Moines has issued a * Flash Flood Warning for... Southeastern Crawford County in west central Iowa... * Until 715 PM CDT. * At 419 PM CDT, Emergency management reported thunderstorms producing heavy rain across the warned area. 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...Emergency management reported water over roadways in and around Denison. 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... Denison, Dow City, Vail, Arion, Buck Grove and Denison Municipal Airport.

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of northwest and west central Iowa, including the following counties, in northwest Iowa, Emmet, Palo Alto and Pocahontas. In west central Iowa, Calhoun, Crawford and Sac. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Very heavy rain is possible today into tonight with some areas with 5 inches or more possible.