Springfield, Ill. – Central Illinois will swelter through the weekend, with afternoon highs in the mid-90s and thick humidity making it feel even hotter. A small, 10% chance of a pop-up storm lingers tonight into Saturday morning, but most areas will remain dry.
According to the National Weather Service in Lincoln, the airmass over the region will stay muggy and oppressive, with only brief relief after sunset. Another slim 10% chance of an isolated storm returns Saturday afternoon and evening, but any showers will be short-lived.
The heat will be most intense during peak afternoon hours, with Springfield expected to reach 95° Saturday, 96° Sunday, and 95° Monday. Overnight lows will hover in the mid-70s, providing little cooling for outdoor events like the Illinois State Fair. Residents are urged to drink plenty of water, take breaks in shaded or air-conditioned areas, and check on vulnerable neighbors.
Heat and humidity will persist into early next week, with no significant rain chances in sight.
Five Day Forecast for Springfield, Illinois:
- Saturday: High 95°, Low 74°, 10% storm chance in the afternoon
- Sunday: High 96°, Low 75°, hot and humid
- Monday: High 95°, Low 74°, partly sunny
- Tuesday: High 94°, Low 73°, mostly sunny
- Wednesday: High 93°, Low 72°, warm and dry
