407 

WWUS73 KDMX 290321

NPWDMX



URGENT - WEATHER MESSAGE

National Weather Service Des Moines IA

1021 PM CDT Sun Jun 28 2026



IAZ004-005-015-023>025-033>037-044>050-057>062-070>075-081>086-

092>097-291330-

/O.CON.KDMX.XH.W.0001.000000T0000Z-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 Marshalltown, Norwalk, Rockwell City,

Oskaloosa, Winterset, Webster City, Sac City, Lamoni, Toledo,

Corning, Des Moines, Iowa Falls, Eagle Grove, Centerville,

Ackley, Emmetsburg, Perry, Audubon, Atlantic, Waukee, Osceola,

New Market, Humeston, Gilmore City, Odebolt, Casey, Lake View,

Knoxville, Belmond, Mount Ayr, Wall Lake, Chariton, Adair,

Earlham, Algona, Indianola, Pomeroy, Pocahontas, Allerton,

Estherville, Rolfe, Carlisle, Fort Dodge, Adel, Fonda, Ames,

Guthrie Center, Fontanelle, Lake City, Corydon, Newton, Panora,

Traer, Stuart, Clarion, Boone, Bloomfield, Laurens, Ottumwa,

Albia, Humboldt, Leon, Jefferson, Tama, Manson, Early, Bayard,

Dysart, Greenfield, Exira, Denison, Bedford, Lenox, Schaller,

Carroll, Creston, Pella, Seymour, Grinnell, Gladbrook, and Eldora

1021 PM CDT Sun Jun 28 2026



...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT TUESDAY...



* WHAT...Dangerously hot conditions with heat index values up to 111.



* WHERE...Much of Central Iowa.



* WHEN...Until 9 PM CDT Tuesday.



* 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.



Take extra precautions when outside. Wear lightweight and loose 

fitting clothing. Try to limit strenuous activities to early morning 

or evening. Take action when you see symptoms of heat exhaustion and 

heat stroke.



&&



$$



IAZ006-007-016-017-026>028-038-039-291330-

/O.CON.KDMX.XH.W.0001.260629T1700Z-260701T0200Z/

Winnebago-Worth-Hancock-Cerro Gordo-Franklin-Butler-Bremer-Grundy-

Black Hawk-

Including the cities of Cedar Falls, Kanawha, Wellsburg, Waverly,

Dumont, Allison, Grundy Center, Lake Mills, Garner, Manly,

Conrad, Clarksville, Mason City, Britt, Reinbeck, Dike, Waterloo,

Shell Rock, Northwood, Parkersburg, Aplington, Forest City, Clear

Lake, Hampton, and Greene

1021 PM CDT Sun Jun 28 2026



...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON MONDAY TO 9 PM 

CDT TUESDAY...



* WHAT...Dangerously hot conditions with heat index values up to 110 

  expected.



* WHERE...Grundy, Butler, Cerro Gordo, Franklin, Hancock, Winnebago, 

  Worth, Black Hawk, and Bremer Counties.



* WHEN...From noon Monday to 9 PM CDT Tuesday.



* 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.



Take extra precautions when outside. Wear lightweight and loose 

fitting clothing. Try to limit strenuous activities to early morning 

or evening. Take action when you see symptoms of heat exhaustion and 

heat stroke.



&&



$$



Jimenez