Flash Flood Watch
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
023
WGUS63 KDMX 140112
FFADMX
Flood Watch
National Weather Service Des Moines IA
812 PM CDT Thu Aug 13 2026
IAZ023>028-033>039-044>050-057>062-070>075-081>086-092>097-142115-
/O.CON.KDMX.FA.A.0011.000000T0000Z-260815T1500Z/
/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-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
Including the cities of Bayard, Waterloo, Iowa Falls, Conrad,
Early, Humboldt, Allison, Corning, Manson, Grundy Center, Ames,
Mount Ayr, Parkersburg, Pomeroy, Toledo, Reinbeck, Belmond,
Grinnell, Guthrie Center, Eldora, Laurens, Greene, Dysart,
Newton, Allerton, Greenfield, Cedar Falls, Schaller, Waverly,
Creston, Osceola, Albia, Fonda, Gladbrook, Wall Lake, Fontanelle,
Fort Dodge, Winterset, Bloomfield, Waukee, Boone, Exira, Bedford,
Chariton, Sac City, Adel, Traer, Panora, New Market, Eagle Grove,
Des Moines, Adair, Carroll, Centerville, Hampton, Indianola,
Marshalltown, Dumont, Oskaloosa, Pella, Clarion, Audubon,
Humeston, Lamoni, Rolfe, Rockwell City, Dike, Knoxville, Leon,
Corydon, Pocahontas, Gilmore City, Shell Rock, Casey, Tama,
Norwalk, Carlisle, Lenox, Lake View, Ackley, Odebolt, Atlantic,
Clarksville, Lake City, Aplington, Ottumwa, Earlham, Seymour,
Webster City, Denison, Stuart, Perry, Wellsburg, and Jefferson
812 PM CDT Thu Aug 13 2026
...FLOOD WATCH REMAINS IN EFFECT THROUGH SATURDAY MORNING...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Much of north-central, central, and southern Iowa.
* WHEN...Through Saturday morning.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Creeks and streams may rise out of their banks. Flooding may occur
in poor drainage and urban areas.
* ADDITIONAL DETAILS...
- Several rounds of rainfall have occurred this week with more
rain to come from tonight through Saturday morning with 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.
&&
$$
Fowle