Flash Flood Warning

FFWOAX

The National Weather Service in Omaha/Valley has issued a

* Flash Flood Warning for... Northern Monona County in west central Iowa... Thurston County in northeastern Nebraska...

* Until 830 AM CDT.

* At 525 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen, with much of it falling in less than an hour. 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 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... Onawa, Mapleton, Walthill, Whiting, Ute, Rosalie, Castana, Thurston, Macy, Rodney, Lewis And Clark State Park, Kennebec, Omaha Reservation and Winnebago Reservation.