* 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. Through this 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. * ADDITIONAL DETAILS. - 3 to 5 inches of rain have already fallen over portions of northern and north central Iowa. Slow moving storms with efficient rainfall rates will continue through the early morning hours, and could impact the morning commute.

* WHAT. Northwest winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE. Portions of northwest Iowa, southwest Minnesota and east central and southeast South Dakota. * WHEN. From 2 PM this afternoon to 10 PM CDT this evening. * IMPACTS. Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT. Flash flooding caused by excessive rainfall continues to be possible. * WHERE. Portions of south central, southeast, and southwest Minnesota. * WHEN. Through this 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. * ADDITIONAL DETAILS. - Multiple rounds of showers and thunderstorms should occur from early Tuesday morning through Tuesday evening. This activity will have a very good chance at producing heavy rainfall rates due to high precipitable water values and strong lifting mechanisms. - http://www.weather.gov/safety/flood

* WHAT. Flash flooding caused by excessive rainfall continues to be possible. * WHERE. Portions of Iowa, including the following areas, Buena Vista, Cherokee, Clay, Dickinson, Ida, O'Brien and Woodbury, southwest Minnesota, including the following areas, Cottonwood and Jackson, and northeast Nebraska, including the following area, Dakota. * 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. * ADDITIONAL DETAILS. - Rainfall of 1 to 3 inches may be possible across the watch area by Tuesday afternoon. - http://www.weather.gov/safety/flood

* WHAT. Flooding caused by excessive rainfall is expected. * WHERE. A portion of north central Iowa, including the following counties, Hancock, Kossuth and Winnebago. * WHEN. Until 645 PM CDT Tuesday. * IMPACTS. Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS. - At 509 AM CDT, Local law enforcement reported water over several roads near Wesley and Algona due to thunderstorms. Flooding is already occurring. Between 3 and 5 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are possible in the warned area. - Some locations that will experience flooding include. Algona, Forest City, Britt, Union Slogh, Eagle Lake, West Bend, Burt, Whittemore, Titonka, Wesley, Leland, Crystal Lake, Woden, Duncan, Miller, Hayfield, St. Benedict, Irvington, Sexton and Hutchins.