Flash Flood Warning National Weather Service Chicago/Romeoville 806 PM CDT Sat May 23 2020 The National Weather Service in Chicago has issued a * Flash Flood Warning for... Central Porter County in northwestern Indiana... * Until midnight CDT. * At 805 PM CDT, Doppler radar indicated thunderstorms producing torrential rainfall across the warned area. These thunderstorms will produce one to three inches of rain in less than an hour. This will result in flash flooding of creeks, streams, and low lying areas. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other drainage and low lying areas. * Some locations that will experience flooding include... Valparaiso, Hebron, Boone Grove, Lincoln Hills, Malden, Wheeler, Lakes Of The Four Seasons and Kvpz.