...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. 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 Winfield. * WHEN...Until further notice. * IMPACTS...At 27.5 feet, At this stage, Lock and Dam 25 will stockpile 200 tons of sand, 12,000 sandbags, and 10,000 square feet of polyethylene plastic as a precaution. * ADDITIONAL DETAILS... - At 10:00 PM CDT Thursday the stage was 26.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 PM CDT Thursday was 26.5 feet. - Forecast...The river is expected to rise to a crest of 26.5 feet just after midnight tonight. It will then rise to 27.5 feet Thursday, April 23. Additional rises are possible thereafter. - Flood stage is 26.0 feet.