The Flood Warning continues for the following rivers in Iowa. Cedar River at Cedar Falls affecting Black Hawk County. Winnebago River at Mason City affecting Floyd, Cerro Gordo and Worth Counties. Shell Rock River at Shell Rock affecting Butler, Black Hawk and Bremer Counties. Des Moines River near Stratford affecting Boone, Webster and Hamilton Counties. East Fork Des Moines River near Algona affecting Kossuth and Humboldt Counties. Des Moines River at Fort Dodge affecting Webster County. West Fork Des Moines River at Humboldt affecting Humboldt County. West Fork Des Moines River at Emmetsburg affecting Palo Alto and Pocahontas Counties. West Fork Des Moines River at Estherville affecting Emmet County. * WHAT. Minor flooding is occurring and minor flooding is forecast. * WHERE. The East Fork Des Moines River near Algona, or from Buffalo Creek near Burt to Lotts Creek near Livermore. * WHEN. Until early Tuesday morning. * IMPACTS. At 18.0 feet, Water threatens US 169 near Saint Joseph and may affect it south of Algona. * ADDITIONAL DETAILS. - At 8:15 PM CDT Friday the stage was 17.6 feet. - Forecast. The river is expected to fall below flood stage early Monday afternoon. - Flood stage is 17.0 feet.