Belleville, IL Weather - Tomorrow’s Forecast

Friday

Sunny

High:
39°F

Sunny, with a high near 39. Northwest wind 7 to 16 mph becoming south in the afternoon. Winds could gust as high as 31 mph.

Friday Night

Mostly clear

Overnight low:
33°F

Mostly clear, with a low around 33. South wind 7 to 13 mph, with gusts as high as 23 mph.