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Flood Warning

Status

New Event Active alert

Start Time

Fri 07/03/2026 06:13 AM EDT

End Time

Fri 07/03/2026 06:15 PM EDT

Significance

Warning

Impacts

High impact

Locations Affected

Des Moines, IA ∙ West Des Moines, IA ∙ Ankeny Regional Airport, IA ∙ Colfax, IA ∙ Woodward, IA ∙ Kellogg, IA ∙ Saylorville Lake, IA ∙ Altoona, IA ∙ Monroe, IA ∙ Johnston, IA

Full Alert Message

BULLETIN - IMMEDIATE BROADCAST REQUESTED Flood Warning National Weather Service Des Moines IA 513 AM CDT Fri Jul 3 2026 ...FLOOD WARNING IN EFFECT UNTIL 515 PM CDT THIS AFTERNOON... * WHAT...Low lying, urban area, and small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of central Iowa, including the following counties, Dallas, Jasper and Polk. * WHEN...Until 515 PM CDT Friday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Expect many areas of slow moving or standing water. Fourmile Creek is also above flood stage, including at NE 86th Avenue in Ankeny as of 5 am. * ADDITIONAL DETAILS... - At 511 AM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms. Flooding is ongoing or expected to begin shortly in the warned area. Between 4 and 9 inches of rain have fallen with isolated amounts nearing 10 inches. - This flood warning replaces the flash flood warning for Polk and Jasper Counties. - Some locations that will experience flooding include... Des Moines, West Des Moines, Ankeny, Urbandale, Johnston, Clive, Newton, Altoona, Waukee, Pleasant Hill, Grimes, Windsor Heights, Carlisle, Bondurant, Polk City, Saylorville, Mitchellville, Colfax, Monroe and Prairie City. PRECAUTIONARY/PREPAREDNESS ACTIONS... For the latest stream observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 4186 9403 4186 9382 4186 9338 4186 9283 4170 9285 4154 9294 4151 9307 4152 9342 4158 9373 4167 9400

Technical Header

IAC049-099-153-032215- /O.NEW.KDMX.FA.W.0005.260703T1013Z-260703T2215Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Dallas IA-Jasper IA-Polk IA- 513 AM CDT Fri Jul 3 2026