(8:00PM Wed, Aug 23rd 2023) Wednesday update regarding a strong and large ridge that continues to be in place across the region, which will continue to bring a period of of hot and humid conditions across the state. These conditions are expected to continue through Friday.

Update…
With this update little to no changes were needed with daily forecasts, as things are on track based on the latest model guidance.

Timing & Location…
•Thur, Aug 24th: All of Illinois.
•Fri, Aug 25th: Northwestern, Central & Southern Illinois.

Impacts…
•Thur, Aug 24th: High temperatures of 93-104 across all of Illinois, with peak heat indices of 100-125.
•Fri, Aug 25th: High temperatures of 88-101 across Northwestern, Central and Southern Illinois, with peak heat indices of 95-117.