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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 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 Twin Cities/Chanhassen MN
219 AM CDT Sat Jun 21 2025

MNZ047-055-057-058-066-067-076-084-093-211930-
/O.CON.KMPX.XH.W.0001.250621T1700Z-250623T0200Z/
/O.CON.KMPX.HT.Y.0001.000000T0000Z-250621T1700Z/
Stevens-Swift-Kandiyohi-Meeker-McLeod-Sibley-Le Sueur-Waseca-
Freeborn-
Including the cities of Le Sueur, Hutchinson, Litchfield, Albert
Lea, Willmar, Gaylord, Waseca, Morris, and Benson
219 AM CDT Sat Jun 21 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL NOON CDT TODAY...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM
CDT SUNDAY...

* WHAT...For the Heat Advisory, heat index values up to 99 expected.
  For the Extreme Heat Warning, dangerously hot conditions with heat
  index values up 105 to 110 likely. Low temperatures tonight and
  Saturday night will remain in the mid 70s to lower 80s, providing
  little relief from the heat.

* WHERE...Kandiyohi, McLeod, Meeker, Sibley, Freeborn, Le Sueur,
  Waseca, Stevens, and Swift Counties.

* WHEN...For the Heat Advisory, until noon CDT today. For the
  Extreme Heat Warning, from noon today to 9 PM CDT Sunday.

* IMPACTS...Heat-related illnesses increase significantly during
  extreme heat and high humidity events. 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.

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.

&&

$$

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
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