Another round of sweltering temperatures are forecasted for this weekend, and the National Weather Service has issued an Excessive Heat Watch for the Chicagoland area.
The watch will take effect on Friday morning and will continue through Saturday night.
McHenry, Lake, DeKalb, Kane, DuPage, Cook, LaSalle, Kendall, Grundy, Will, and Kankakee counties are all impacted by the watch in Illinois. Lake, Porter, Newton, and Jasper counties are all under the watch in northwest Indiana.
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According to the National Weather Service, heat indices could reach as high as 115 degrees in the impacted area, with high temperatures and oppressive humidity combining to make for a dangerous situation for those with pre-existing health conditions.
Chicago residents can call 311 for well-being checks on loved ones or friends during the watch, according to NWS.