* WHAT…Peak afternoon heat index values around 105 degrees
expected.
* WHERE…Portions of central, east central, north central, and
northeast Illinois and northwest Indiana.
* WHEN…Until midnight CDT /1 AM EDT/ Monday Night.
* IMPACTS…Hot temperatures and high humidity may cause heat
illnesses.
* ADDITIONAL DETAILS…Heat impacts will be worsened by consecutive
days of hot and humid conditions, with overnight lows in the mid
70s providing limited relief.