798
WWUS73 KDMX 272358
NPWDMX
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
658 PM CDT SAT JUN 27 2026
IAZ004-005-015-023>025-033>037-044>050-057>062-070>075-081>086-
092>097-281000-
/O.CON.KDMX.XH.W.0001.260628T1800Z-260701T0200Z/
EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-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 CORNING, CHARITON, HUMBOLDT, ATLANTIC,
ACKLEY, WEBSTER CITY, ADEL, BOONE, LENOX, NEW MARKET, WINTERSET,
ADAIR, GLADBROOK, SAC CITY, DES MOINES, ELDORA, CASEY, ALLERTON,
BAYARD, LAMONI, PANORA, LAURENS, PELLA, LEON, BEDFORD, CARROLL,
EXIRA, ALGONA, FONTANELLE, MARSHALLTOWN, CARLISLE, ROLFE, PERRY,
INDIANOLA, HUMESTON, ESTHERVILLE, GREENFIELD, OTTUMWA, TOLEDO,
POCAHONTAS, EMMETSBURG, ODEBOLT, WAUKEE, OSCEOLA, EAGLE GROVE,
AMES, KNOXVILLE, GRINNELL, SCHALLER, TRAER, DYSART, POMEROY,
BLOOMFIELD, ROCKWELL CITY, CLARION, FONDA, NORWALK, SEYMOUR,
MANSON, GUTHRIE CENTER, CRESTON, MOUNT AYR, STUART, DENISON, WALL
LAKE, IOWA FALLS, CORYDON, CENTERVILLE, ALBIA, EARLY, LAKE CITY,
JEFFERSON, BELMOND, GILMORE CITY, LAKE VIEW, EARLHAM, TAMA,
NEWTON, AUDUBON, OSKALOOSA, AND FORT DODGE
658 PM CDT SAT JUN 27 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 1 PM SUNDAY TO 9 PM
CDT TUESDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES UP TO 110
EXPECTED.
* WHERE...PORTIONS OF CENTRAL, NORTH CENTRAL, NORTHWEST, SOUTH
CENTRAL, SOUTHEAST, SOUTHWEST, AND WEST CENTRAL IOWA.
* WHEN...FROM 1 PM SUNDAY TO 9 PM CDT TUESDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT AND HIGH HUMIDITY EVENTS.
* ADDITIONAL DETAILS...EXCESSIVE HEAT WILL PERSIST THROUGH MUCH OF
NEXT WEEK, POTENTIALLY INCLUDING THE 4TH OF JULY WEEKEND.
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.
IAZ006-007-016-017-026>028-038-039-281000-
/O.CON.KDMX.XH.A.0001.260628T1800Z-260701T0200Z/
WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-FRANKLIN-BUTLER-BREMER-GRUNDY-
BLACK HAWK-
INCLUDING THE CITIES OF DUMONT, CLARKSVILLE, MANLY, NORTHWOOD,
REINBECK, GREENE, FOREST CITY, BRITT, PARKERSBURG, DIKE,
WATERLOO, APLINGTON, WELLSBURG, MASON CITY, SHELL ROCK, CONRAD,
ALLISON, CEDAR FALLS, HAMPTON, CLEAR LAKE, GRUNDY CENTER, GARNER,
LAKE MILLS, WAVERLY, AND KANAWHA
658 PM CDT SAT JUN 27 2026
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM SUNDAY AFTERNOON
THROUGH TUESDAY EVENING...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES EXCEEDING
100 DEGREES MULTIPLE DAYS.
* WHERE...GRUNDY, BUTLER, CERRO GORDO, FRANKLIN, HANCOCK, WINNEBAGO,
WORTH, BLACK HAWK, AND BREMER COUNTIES.
* WHEN...FROM SUNDAY AFTERNOON THROUGH TUESDAY EVENING.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT AND HIGH HUMIDITY EVENTS.
* ADDITIONAL DETAILS...EXCESSIVE HEAT WILL PERSIST THROUGH MUCH OF
NEXT WEEK, POTENTIALLY INCLUDING THE 4TH OF JULY WEEKEND.
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.
DO NOT LEAVE YOUNG CHILDREN AND PETS IN UNATTENDED VEHICLES. CAR
INTERIORS WILL REACH LETHAL TEMPERATURES IN A MATTER OF MINUTES.
HAGENHOFF
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