(9:00AM – Saturday, August 16th, 2025) Hot temperatures & elevated heat indices state-wide today…
Timing…
•Saturday, August 16th
Location…
•All of Illinois.
Discussion…
•The ongoing heat wave will continue on Saturday, with hot and humid conditions expected state-wide. High temperatures across the state on Saturday will generally range from the low to the upper 90’s, with a few areas potentially flirting with 100°. Humidity levels will rachet up a bit more, with widespread moderate levels expected, to even borderline high in some areas. This will lead to heat index values state-wide between 98-110°.