* WHAT…Heat index values up to 103 expected.
* WHERE…Portions of northwest Iowa and south central and southeast
South Dakota.
* WHEN…Until 8 PM CDT Monday.
* IMPACTS…Hot temperatures and high humidity may cause heat
illnesses.
Extreme Heat Warning issued July 26 at 8:53PM CDT until July 26 at 9:00PM CDT by NWS Sioux Falls SD
