Here's a breakdown of the weekly forecast for St. Clair County. Tuesday is forecast to have a high of 45 degrees with a low of 33 degrees and low clouds at night. Expect the daytime temperature to ...

St. Clair County can expect warming temps in the weekend ahead, with temperatures forecast at a range of 32 to 61 degrees, ...

ST. CLAIR COUNTY, Ill. — An 11-year-old boy was one of three people killed in a crash Monday night on U.S. Route 50 in St. Clair County, Illinois. St. Clair County Coroner Calvin Dye Sr.