Flood Watch
Status
New Event Active alertStart Time
Thu 08/13/2026 06:00 AM EDTEnd Time
Fri 08/14/2026 02:00 PM EDTSignificance
WatchImpacts
Moderate impact
Locations Affected
Des Moines, IA ∙ Waterloo, IA ∙ Ames, IA ∙ West Des Moines, IA ∙ Wright, IA ∙ Lake View, IA ∙ Raymond, IA ∙ Barnum, IA ∙ Lehigh, IA ∙ Iowa Falls, IAFull Alert Message
URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Des Moines IA 253 AM CDT Thu Aug 13 2026 ...FLOOD WATCH IN EFFECT THROUGH FRIDAY AFTERNOON... * WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Much of central Iowa. * WHEN...Through Friday afternoon. * 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... - Several rounds of rain have occurred this week with more rain to come from this morning through Friday morning. Storms this morning and again tonight into Friday morning have the potential to repeat over the same area leading to rain quickly accumulating as well as high rain rates of 1 to 2 inches per hour. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. For the latest stream observations and forecasts refer to weather.gov/desmoines/water.
Technical Header
IAZ023>028-033>039-044>050-057>062-070>075-081>086-097-140400- /O.NEW.KDMX.FA.A.0011.260813T1000Z-260814T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun- Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene- Boone-Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper- Poweshiek-Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union- Clarke-Lucas-Monroe-Wapello-Davis- Including the cities of Sac City, Rolfe, Laurens, Dike, Adel, Greenfield, Eldora, Schaller, Carroll, Grinnell, Fonda, Oskaloosa, Waterloo, Pocahontas, Ottumwa, Boone, Fort Dodge, Waverly, Casey, Rockwell City, Conrad, Adair, Des Moines, Iowa Falls, Lake City, Pella, Gladbrook, Belmond, Aplington, Knoxville, Chariton, Greene, Carlisle, Webster City, Gilmore City, Toledo, Marshalltown, Indianola, Clarion, Creston, Parkersburg, Wall Lake, Norwalk, Bayard, Lake View, Atlantic, Allison, Waukee, Grundy Center, Clarksville, Panora, Cedar Falls, Eagle Grove, Dumont, Perry, Dysart, Denison, Newton, Ames, Jefferson, Pomeroy, Audubon, Humboldt, Earlham, Shell Rock, Odebolt, Reinbeck, Winterset, Stuart, Traer, Early, Fontanelle, Tama, Hampton, Albia, Guthrie Center, Exira, Osceola, Manson, Wellsburg, Bloomfield, Ackley, and Corning 253 AM CDT Thu Aug 13 2026
