The Flood Warning continues for the following rivers in Iowa. Floyd River at Sheldon affecting O'Brien and Sioux Counties. Little Sioux River above Spencer / Highway 18 affecting Clay County. Little Sioux River near Milford affecting Dickinson County. Little Sioux River at Spencer affecting Clay County. * WHAT. Minor flooding is occurring and minor flooding is forecast. * WHERE. Floyd River at Sheldon. * WHEN. Until early tomorrow afternoon. * IMPACTS. At 12.0 feet, Agricultural flooding begins. * ADDITIONAL DETAILS. - At 9:15 AM CDT Saturday the stage was 12.1 feet. - Recent Activity. The maximum river stage in the 24 hours ending at 9:15 AM CDT Saturday was 12.2 feet. - Forecast. The river is expected to rise to a crest of 12.1 feet this afternoon. It will then fall below flood stage this afternoon. - Flood stage is 12.0 feet. - http://www.weather.gov/safety/flood