Decatur, IL Weather - Tomorrow’s Forecast

Saturday

Sunny

High:
93°F

Sunny, with a high near 93. Heat index values as high as 103. South southwest wind 13 to 16 mph, with gusts as high as 26 mph.

Saturday Night

Clear

Overnight low:
76°F

Clear, with a low around 76. South wind 10 to 13 mph, with gusts as high as 22 mph.