325
WWUS73 KDMX 270837
NPWDMX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
337 AM CDT MON JUL 27 2026
IAZ027-028-034>039-045>050-057>062-070>075-081>086-092>097-271845-
/O.CON.KDMX.XH.W.0002.000000T0000Z-260728T0300Z/
BUTLER-BREMER-CALHOUN-WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-
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 ROCKWELL CITY, ALBIA, CARLISLE, AUDUBON,
AMES, CORNING, PARKERSBURG, NEW MARKET, CRESTON, PANORA, NEWTON,
INDIANOLA, CORYDON, HUMESTON, WINTERSET, ALLISON, ADEL, LEON,
OSKALOOSA, BLOOMFIELD, FONTANELLE, APLINGTON, EXIRA, LENOX,
JEFFERSON, IOWA FALLS, WAUKEE, WAVERLY, KNOXVILLE, MARSHALLTOWN,
REINBECK, PERRY, GUTHRIE CENTER, POMEROY, DIKE, BAYARD, SEYMOUR,
EARLHAM, ATLANTIC, GREENFIELD, TAMA, CASEY, WEBSTER CITY, ELDORA,
NORWALK, DES MOINES, TOLEDO, TRAER, OSCEOLA, SHELL ROCK, PELLA,
OTTUMWA, ALLERTON, CEDAR FALLS, CHARITON, GRUNDY CENTER, DYSART,
LAKE CITY, MOUNT AYR, GLADBROOK, CONRAD, ACKLEY, WATERLOO, FORT
DODGE, MANSON, BEDFORD, CENTERVILLE, ADAIR, DUMONT, CLARKSVILLE,
BOONE, WELLSBURG, CARROLL, LAMONI, STUART, GRINNELL, AND GREENE
337 AM CDT MON JUL 27 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 10 PM CDT THIS
EVENING...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES UP TO
AROUND 110 EXPECTED.
* WHERE...MUCH OF CENTRAL AND INTO SOUTHERN IOWA
* WHEN...UNTIL 10 PM CDT THIS EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT AND HIGH HUMIDITY EVENTS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
IAZ004>007-015>017-023>026-033-044-271845-
/O.CON.KDMX.HT.Y.0005.000000T0000Z-260728T0300Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-SAC-CRAWFORD-
INCLUDING THE CITIES OF HUMBOLDT, ESTHERVILLE, WALL LAKE,
KANAWHA, LAKE VIEW, EMMETSBURG, POCAHONTAS, ODEBOLT, FOREST CITY,
HAMPTON, BELMOND, NORTHWOOD, EAGLE GROVE, MASON CITY, BRITT,
ALGONA, SCHALLER, FONDA, MANLY, GARNER, ROLFE, EARLY, SAC CITY,
LAURENS, DENISON, CLARION, GILMORE CITY, CLEAR LAKE, AND LAKE
MILLS
337 AM CDT MON JUL 27 2026
..HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING
* WHAT...HEAT INDEX VALUES UP TO 105.
* WHERE...PORTIONS OF NORTH CENTRAL, NORTHWEST, AND WEST CENTRAL
IOWA.
* WHEN...UNTIL 10 PM CDT THIS EVENING.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT
ILLNESSES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DRINK PLENTY OF FLUIDS, STAY IN AN AIR-CONDITIONED ROOM, STAY OUT OF
THE SUN, AND CHECK UP ON RELATIVES AND NEIGHBORS.
TDR
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