747
WGUS43 KDMX 041121
FLWDMX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
621 AM CDT SAT JUL 4 2026
IAC015-099-127-153-169-042315-
/O.NEW.KDMX.FA.W.0006.260704T1121Z-260704T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BOONE IA-JASPER IA-MARSHALL IA-POLK IA-STORY IA-
621 AM CDT SAT JUL 4 2026
..FLOOD WARNING IN EFFECT UNTIL 615 PM CDT THIS EVENING
* WHAT...FLOODING CAUSED BY EXCESSIVE RAINFALL IS EXPECTED.
* WHERE...A PORTION OF CENTRAL IOWA, INCLUDING THE FOLLOWING
COUNTIES, BOONE, JASPER, MARSHALL, POLK AND STORY.
* WHEN...UNTIL 615 PM CDT SATURDAY.
* 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.
* ADDITIONAL DETAILS...
- AT 619 AM CDT, DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. FLOODING IS ONGOING OR EXPECTED TO BEGIN
SHORTLY IN THE WARNED AREA. AS MUCH AS 3 AND 5 INCHES OF RAIN
HAVE FALLEN, WITH LOCALLY HIGHER AMOUNTS.
- THIS AREAL FLOOD WARNING REPLACES THE FLASH FLOOD WARNINGS
THAT WERE PREVIOUSLY ISSUED FOR THESE COUNTIES.
- SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
DES MOINES, AMES, ANKENY, NEWTON, ALTOONA, BOONE, PLEASANT
HILL, NEVADA, CARLISLE, BONDURANT, STORY CITY, HUXLEY,
SAYLORVILLE, MADRID, MITCHELLVILLE, COLFAX, PRAIRIE CITY,
SLATER, STATE CENTER AND ROLAND.
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 4221 9367 4216 9326 4195 9314 4191 9277
4156 9276 4153 9355 4177 9363 4182 9382
4186 9382 4186 9387 4221 9400
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