The National Weather Service has extended an Excessive Heat Warning for much of eastern South Dakota, including Sioux Falls, for Thursday (July 27, 2023). The Warning is in effect from 12:00 PM until 8:00 PM.

Dangerously hot conditions with heat index values up to 110 are expected Thursday. Be prepared, the heat may cause heat illnesses to occur.

"Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances."
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Including the cities of Rock Rapids, George, Inwood, Larchwood,
Sibley, Spirit Lake, Milford, Arnolds Park, Sioux Center,
Orange City, Rock Valley, Hawarden, Hull, Sheldon, Hartley,
Sanborn, Spencer, Le Mars, Cherokee, Storm Lake, Sioux City,
Ida Grove, Holstein, Battle Creek, Marshall, Slayton, Fulda,
Windom, Mountain Lake, Worthington, Jackson, Lakefield,
Pipestone, Luverne, Wakefield, Ponca, Allen, South Sioux City,
Woonsocket, Howard, Madison, Orland, Flandreau, Plankinton,
White Lake, Stickney, Mitchell, Alexandria, Emery, Salem,
Canistota, Bridgewater, Montrose, Sioux Falls, Wagner, Platte,
Lake Andes, Marty, Armour, Corsica, Delmont, Parkston, Freeman,
Menno, Tripp, Clayton, Parker, Centerville, Marion, Viborg,
Irene, Hurley, Chancellor, Canton, Lennox, Tea, Harrisburg,
Tyndall, Scotland, Springfield, Avon, Tabor, Yankton, Vermillion,
North Sioux City, Beresford, Elk Point, Alcester, and Jefferson
855 AM CDT Thu Jul 27 2023

...EXCESSIVE HEAT WARNING IN EFFECT FROM NOON TODAY TO 8 PM CDT
THIS EVENING...

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

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

* WHEN...From noon today to 8 PM CDT this evening.

* IMPACTS...Extreme heat and humidity will significantly
  increase the potential for heat related illnesses,
  particularly for those working or participating in outdoor
  activities.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

 

Heat Wave Safety Information

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