487 

WWUS73 KDMX 290634

NPWDMX



URGENT - WEATHER MESSAGE

National Weather Service Des Moines IA

134 AM CDT Mon Jun 29 2026



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

092>097-291645-

/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 Rolfe, Norwalk, Sac City, Pocahontas,

Bloomfield, Traer, Clarion, Emmetsburg, Carlisle, Early, Creston,

Manson, Ames, Atlantic, Toledo, Perry, Belmond, Lake City,

Lamoni, Waukee, Eagle Grove, Wall Lake, Laurens, Humboldt,

Chariton, Casey, Jefferson, Knoxville, Fonda, Marshalltown,

Fontanelle, Fort Dodge, Ackley, Estherville, Seymour, Albia,

Rockwell City, Oskaloosa, Tama, Osceola, Bayard, Mount Ayr,

Odebolt, Lenox, Audubon, Schaller, Dysart, New Market, Indianola,

Gilmore City, Carroll, Boone, Guthrie Center, Webster City,

Ottumwa, Corning, Denison, Adair, Bedford, Gladbrook, Allerton,

Corydon, Iowa Falls, Panora, Pella, Exira, Earlham, Winterset,

Grinnell, Greenfield, Humeston, Eldora, Leon, Adel, Algona,

Newton, Des Moines, Stuart, Centerville, Pomeroy, and Lake View

134 AM CDT Mon Jun 29 2026



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



* WHAT...Dangerously hot conditions with heat index values above 100 

  expected.



* WHERE...Most of central Iowa.



* WHEN...Until 9 PM CDT Tuesday.



* IMPACTS...Heat related illnesses increase significantly during 

  extreme heat and high humidity events.



* ADDITIONAL DETAILS...Extreme 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.



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>028-038-039-291645-

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

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

Black Hawk-

Including the cities of Garner, Cedar Falls, Dumont, Manly,

Reinbeck, Hampton, Shell Rock, Waverly, Conrad, Clear Lake,

Parkersburg, Wellsburg, Forest City, Kanawha, Allison, Mason

City, Waterloo, Grundy Center, Northwood, Lake Mills, Dike,

Greene, Aplington, Clarksville, and Britt

134 AM CDT Mon Jun 29 2026



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

CDT TUESDAY...



* WHAT...Dangerously hot conditions with heat index values above 100 

  expected.



* WHERE...Portions of northeast and north central Iowa.



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



* IMPACTS...Heat related illnesses increase significantly during 

  extreme heat and high humidity events.



* ADDITIONAL DETAILS...Extreme 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.



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.



&&



$$



67