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Extreme Heat Warning


URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
234 AM CDT Sat Jun 21 2025

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ061-062-065>071-211545-
/O.CON.KFSD.XH.W.0001.000000T0000Z-250623T0200Z/
Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee-Buena
Vista-Woodbury-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-McCook-Minnehaha-Hutchinson-Turner-
Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Scotland, Fulda, Sheldon, Tyler,
Wakefield, Rock Rapids, Harrisburg, Salem, Le Mars, Marion,
Yankton, Luverne, Lennox, Irene, South Sioux City, Hawarden,
Canton, Worthington, Lake Benton, Sibley, Inwood, Spencer,
Marshall, Avon, Jackson, Montrose, Battle Creek, Centerville,
Chancellor, Parker, Larchwood, Freeman, Hull, Rock Valley,
Hartley, Hendricks, Allen, Tea, Alcester, Parkston, Arnolds Park,
Holstein, Sioux City, Sanborn, Mountain Lake, North Sioux City,
Clayton, Sioux Center, Orange City, Ivanhoe, Sioux Falls,
Pipestone, Viborg, Milford, Windom, Cherokee, Hurley, Lakefield,
Menno, Tyndall, Springfield, Jefferson, Canistota, Vermillion,
Slayton, Tabor, Ponca, Ida Grove, Spirit Lake, Elk Point,
Beresford, Tripp, George, Storm Lake, and Bridgewater
234 AM CDT Sat Jun 21 2025

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

* WHAT...Dangerously hot conditions with heat index values up to 107.

* WHERE...Portions of northwest and west central Iowa, southwest
  Minnesota, northeast Nebraska, and southeast South Dakota.

* WHEN...Until 9 PM CDT Sunday.

* 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.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

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.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
313 AM CDT Sat Jun 21 2025

IAZ004-005-015-023-024-033>035-044>046-057-058-070-071-081-092-
211815-
/O.CON.KDMX.XH.W.0001.000000T0000Z-250623T0200Z/
Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster-
Crawford-Carroll-Greene-Audubon-Guthrie-Cass-Adair-Adams-Taylor-
Including the cities of Fonda, Pocahontas, Odebolt, Corning,
Laurens, Estherville, Lake City, Adair, Rolfe, Schaller, Audubon,
Emmetsburg, Panora, Early, Guthrie Center, Gilmore City, Algona,
Exira, Manson, New Market, Sac City, Jefferson, Bayard, Lenox,
Stuart, Humboldt, Lake View, Carroll, Atlantic, Denison,
Fontanelle, Wall Lake, Greenfield, Casey, Fort Dodge, Bedford,
Pomeroy, and Rockwell City
313 AM CDT Sat Jun 21 2025

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

* WHAT...Dangerously hot conditions with heat index values of 105 to
  110 expected.

* WHERE...Portions of western into west central Iowa.

* WHEN...Until 9 PM CDT Sunday.

* 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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Omaha/Valley NE
228 AM CDT Sat Jun 21 2025

IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034-
042>045-050>053-065>068-078-088>093-212130-
/O.CON.KOAX.XH.W.0001.000000T0000Z-250623T0000Z/
Monona-Harrison-Shelby-Pottawattamie-Mills-Montgomery-Fremont-
Page-Knox-Cedar-Thurston-Antelope-Pierce-Wayne-Boone-Madison-
Stanton-Cuming-Burt-Platte-Colfax-Dodge-Washington-Butler-
Saunders-Douglas-Sarpy-Seward-Lancaster-Cass-Otoe-Saline-
Jefferson-Gage-Johnson-Nemaha-Pawnee-Richardson-
Including the cities of Wausa, Niobrara, Plainview, Bloomfield,
Farragut, Wilber, La Vista, Sterling, Macy, Walthill, Crofton,
Hamburg, Decatur, Omaha, Council Bluffs, Plattsmouth, Creighton,
Tecumseh, Columbus, Ashland, Yutan, Randolph, Harlan, Nebraska
City, Fairbury, Mapleton, Wahoo, Schuyler, Shenandoah, Neligh,
Oakland, Sidney, Coleridge, Papillion, Red Oak, West Point,
Woodbine, Verdigre, Missouri Valley, Albion, Bellevue, Clarinda,
Wayne, Auburn, Elgin, David City, Table Rock, Dunlap, Blair, St.
Edward, Crete, Logan, Beatrice, Milford, Tabor, Laurel, Onawa,
Lincoln, Tekamah, Winnebago, Wisner, Hartington, Lyons, Stanton,
Fremont, Falls City, Pierce, Pawnee City, Seward, Glenwood,
Pender, Osmond, and Norfolk
228 AM CDT Sat Jun 21 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM CDT SUNDAY...

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

* WHERE...Portions of southwest and west central Iowa and east
  central, northeast, and southeast Nebraska.

* WHEN...Until 7 PM CDT Sunday.

* 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.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

&&

$$

Mead

URGENT - WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
219 AM CDT Sat Jun 21 2025

MNZ054-056-064-065-073>075-082-083-091-092-211930-
/O.CON.KMPX.XH.W.0001.000000T0000Z-250623T0200Z/
Lac Qui Parle-Chippewa-Yellow Medicine-Renville-Redwood-Brown-
Nicollet-Watonwan-Blue Earth-Martin-Faribault-
Including the cities of Mankato, Redwood Falls, Blue Earth, New
Ulm, Fairmont, Madison, St Peter, Montevideo, Olivia, St James,
and Granite Falls
219 AM CDT Sat Jun 21 2025

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

* WHAT...Dangerously hot conditions with heat index values of 105 to
  110 expected. Low temperatures tonight and Saturday night will
  remain in the mid 70s to lower 80s, providing little relief from
  the heat.

* WHERE...Renville, Blue Earth, Brown, Faribault, Martin, Nicollet,
  Watonwan, Redwood, Chippewa, Lac Qui Parle, and Yellow Medicine
  Counties.

* WHEN...Until 9 PM CDT Sunday.

* 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.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

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.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service North Platte NE
214 AM CDT Sat Jun 21 2025

NEZ007-010-028-029-211515-
/O.CON.KLBF.XH.W.0001.000000T0000Z-250622T0500Z/
Boyd-Holt-Garfield-Wheeler-
Including the cities of Butte, O`Neill, Ericson, Bartlett, Lynch,
Spencer, Atkinson, and Burwell
214 AM CDT Sat Jun 21 2025

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
TONIGHT...

* WHAT...Dangerously hot conditions with heat index values up to 106.

* WHERE...Boyd, Garfield, Holt, and Wheeler Counties.

* WHEN...Until midnight CDT tonight.

* 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.

Stay cool, stay hydrated, stay informed.

&&

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE