The National Weather Service in Des Moines IA has issued a Flood Watch for the following rivers in Iowa. Black Hawk Creek at Hudson affecting Black Hawk county. * WHAT. Flooding is possible. * WHERE. The Black Hawk Creek at Hudson, or from the Black Hawk-Grundy County line. to the Cedar River in Waterloo. * WHEN. From Wednesday evening to late Thursday morning. * IMPACTS. At 14.0 feet, Water affects Watters Rd. Some residential evacuations may be needed. Water also affects Ridgeway Ave at US 63 in Waterloo. * ADDITIONAL DETAILS. - At 7:45 PM CDT Monday the stage was 8.1 feet. - Forecast. Flood stage may be reached late Wednesday evening. - Flood stage is 14.0 feet.

* WHAT. Flash flooding caused by excessive rainfall continues to be possible. * WHERE. Portions of central, north central, northeast, northwest, south central, southwest, and west central Iowa, including the following counties, in central Iowa, Boone, Dallas, Grundy, Hamilton, Hardin, Jasper, Marshall, Polk, Poweshiek, Story, Tama and Webster. In north central Iowa, Butler, Cerro Gordo, Franklin, Hancock, Humboldt, Kossuth, Winnebago, Worth and Wright. In northeast Iowa, Black Hawk and Bremer. In northwest Iowa, Emmet, Palo Alto and Pocahontas. In south central Iowa, Madison, Mahaska, Marion and Warren. In southwest Iowa, Adair and Cass. In west central Iowa, Audubon, Calhoun, Carroll, Crawford, Greene, Guthrie and Sac. * WHEN. From 1 AM CDT Tuesday through Tuesday evening. * IMPACTS. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas.

The National Weather Service in Quad Cities IA IL has issued a Flood Watch for the following rivers in Iowa. Iowa River at Marengo affecting Iowa and Benton Counties. * WHAT. Flooding is possible. * WHERE. Iowa River at Marengo. * WHEN. From late Tuesday night to Monday, May 27. * IMPACTS. At 15.0 feet, Water reaches the bottom of the levee surrounding Marengo. Water affects low lying agricultural land along the river * ADDITIONAL DETAILS. - At 7:00 PM CDT Monday the stage was 11.2 feet. - Forecast. Flood stage may be reached early Wednesday morning. - Flood stage is 15.0 feet