Flash Flood Warning: Johnson, IL; Union, IL; Williamson, IL

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Flash Flood Warning — Johnson, IL; Union, IL; Williamson, IL Severity: Severe. Certainty: Likely. FFWPAH The National Weather Service in Paducah has issued a * Flash Flood Warning for... Johnson County in southern Illinois... Union County in southern Illinois... Southern Williamson County in southern Illinois... * Until 630 AM CDT. * At 1231 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches 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... Marion, Carterville, Anna, Jonesboro, Vienna, Crainville, Cambria, Cobden, Energy, Goreville, Dongola, Creal Springs, Lake Of Egypt Area, Alto Pass, Stonefort, Williamson County Regional Airport, Cypress, New Burnside, Buncombe and Belknap.