Active Weather Alerts
Flash Flood Warning
Issued: 8:55 AM Jul. 20, 2025 – National Weather Service
The National Weather Service in Des Moines has issued a * Flash Flood Warning for... Dallas County in central Iowa... Polk County in central Iowa... Northern Madison County in south central Iowa... Northern Warren County in south central Iowa... * Until 1000 AM CDT Sunday. * At 355 AM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Des Moines, West Des Moines, Ankeny, Urbandale, Johnston, Clive, Altoona, Waukee, Norwalk, Pleasant Hill, Grimes, Adel, Windsor Heights, Carlisle, Bondurant, Saylorville, Mitchellville, Dallas Center, Earlham and Granger. PRECAUTIONARY/PREPAREDNESS ACTIONS... Be aware of your surroundings and do not drive on flooded roads. For the latest waterway observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...RADAR INDICATED
Flood Watch
Issued: 7:03 AM Jul. 20, 2025 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, northeast, south central, southeast, 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 northeast Iowa, Black Hawk. In south central Iowa, Clarke, Lucas, Madison, Mahaska, Marion, Monroe and Warren. In southeast Iowa, Davis and Wapello. In southwest Iowa, Adair and Cass. In west central Iowa, Audubon, Calhoun, Carroll, Crawford, Greene, Guthrie and Sac. * WHEN...Until 10 AM CDT this morning. * 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. Significant ponding may also occur. * ADDITIONAL DETAILS... - Thunderstorms producing heavy to very heavy rainfall are possible tonight. Intense rainfall rates are likely with any storms having the potential to produce 1 to 2 inches of rainfall over a short time period. Total rainfall amounts of 2 to 5 inches may occur in some areas with the potential to exceed 5 inches in a few areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... For the latest waterway observations and forecasts refer to weather.gov/desmoines/water. &&
Local Radar