At 243 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 3 and 5 inches of rain have fallen in the hardest hit areas of Rock Island County. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. 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... Davenport, Rock Island, Milan, Buffalo, Andalusia, Reynolds, Taylor Ridge, Edgington, Buffalo Shores, West Lake Park and Credit Island. This includes Interstate 280 between mile markers 6 and 13.

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of Illinois, including the following areas, Bureau, Carroll, Henry IL, Jo Daviess, Mercer, Putnam, Rock Island and Whiteside and Iowa, including the following areas, Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque, Jackson, Johnson, Jones, Linn, Muscatine and Scott. * WHEN...Through Monday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Exceptionally high amounts of moisture will combine with persistent lift from an area of low pressure aloft to bring repeated heavy rain from thunderstorms.