Flash Flood Watch
Issued by NWS Des Moines, IA
Issued by NWS Des Moines, IA
768
WGUS63 KDMX 141624
FFADMX
URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Des Moines IA
1124 AM CDT Mon Sep 14 2026
IAZ062-074-084-094-095-151230-
/O.EXB.KDMX.FA.A.0013.000000T0000Z-260916T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Poweshiek-Marion-Lucas-Decatur-Wayne-
Including the cities of Seymour, Grinnell, Leon, Humeston, Knoxville,
Pella, Allerton, Corydon, Lamoni, and Chariton
1124 AM CDT Mon Sep 14 2026
...FLOOD WATCH IN EFFECT THROUGH WEDNESDAY AFTERNOON...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of central and south central Iowa.
* WHEN...Through Wednesday afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Several rounds of showers and thunderstorms are likely from this
midday today through tonight. While rainfall amounts in some
areas will be modest, there will be pockets of heavier rainfall
that may lead to flash flooding, especially if multiple rounds
fall in the same area. In addition, several more rounds of heavy
rainfall are expected later this week, from Wednesday onward, and
this watch might need to be extended or succeeded by more watches
later.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For the latest stream observations and forecasts refer to
weather.gov/desmoines/water.
&&
$$
IAZ025>028-034>039-045>050-057>061-070>073-081>083-092-093-151230-
/O.EXT.KDMX.FA.A.0013.000000T0000Z-260916T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wright-Franklin-Butler-Bremer-Calhoun-Webster-Hamilton-Hardin-Grundy-
Black Hawk-Carroll-Greene-Boone-Story-Marshall-Tama-Audubon-Guthrie-
Dallas-Polk-Jasper-Cass-Adair-Madison-Warren-Adams-Union-Clarke-
Taylor-Ringgold-
Including the cities of Shell Rock, Eagle Grove, Winterset,
Marshalltown, Hampton, Guthrie Center, Cedar Falls, Allison,
Waterloo, Ames, Gladbrook, Bedford, Boone, Lake City, Rockwell City,
Carlisle, Waverly, Parkersburg, Pomeroy, Exira, Traer, Manson, Iowa
Falls, Dysart, Creston, Panora, Wellsburg, Osceola, Earlham,
Jefferson, Corning, Belmond, Audubon, Bayard, Atlantic, Stuart,
Clarksville, Casey, Indianola, Tama, Mount Ayr, Toledo, Carroll, Des
Moines, Conrad, Ackley, Grundy Center, Greene, Reinbeck, Greenfield,
Lenox, Dike, Waukee, Adair, Aplington, Newton, Perry, Norwalk, New
Market, Eldora, Clarion, Dumont, Adel, Fontanelle, Fort Dodge, and
Webster City
1124 AM CDT Mon Sep 14 2026
...FLOOD WATCH NOW IN EFFECT THROUGH WEDNESDAY AFTERNOON...
* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.
* WHERE...Portions of southwestern, central, and northeastern Iowa.
* WHEN...Through Wednesday afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Several rounds of showers and thunderstorms are likely from this
midday today through tonight. While rainfall amounts in some
areas will be modest, there will be pockets of heavier rainfall
that may lead to flash flooding, especially if multiple rounds
fall in the same area. In addition, several more rounds of heavy
rainfall are expected later this week, from Wednesday onward, and
this watch might need to be extended or succeeded by more watches
later.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For the latest stream observations and forecasts refer to
weather.gov/desmoines/water.
&&
$$
TDR