An Extreme Heat Watch is in effect from Wednesday morning, July 22, 2025, through Thursday evening, July 23, 2025, for the following areas: In Illinois, Carroll, Jo Daviess, Stephenson, and Whiteside Counties; and in Iowa, Clinton, Jackson, Jones, Buchanan, Delaware, and Dubuque Counties. Dangerously hot and humid conditions are expected, with heat index values possibly reaching up to 110. Residents are advised to take necessary precautions during this period.