The Flood Warning continues for the following rivers in Illinois. Missouri. Mississippi River at Grafton. Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. . The Flood Warning is extended for the following rivers in Illinois. Missouri. Mississippi River at Louisiana. Mississippi River at Clarksville. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT. Minor flooding is occurring and minor flooding is forecast. * WHERE. Mississippi River at Saverton. * WHEN. Until late Monday morning. * ADDITIONAL DETAILS. - At 4:00 PM CDT Friday the stage was 17.3 feet. - Forecast. The river is expected to fall below flood stage early Sunday morning. - Flood stage is 16.0 feet.