* WHAT...Flooding caused by excessive rainfall is expected.
* WHERE...Northwestern Day County in northeastern South Dakota...
* WHEN...Until 615 PM CDT.
* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring.
* ADDITIONAL DETAILS... - At 321 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. Flooding is ongoing or expected to begin shortly in the warned area. - Some locations that will experience flooding include... Mainly rural areas of Northwestern Day County. - http://www.weather.gov/safety/flood