Decatur, IL Weather - Tomorrow’s Forecast

Tuesday

Chance of thunderstorms

High:
88°F

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 88. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Mostly cloudy

Overnight low:
70°F

Mostly cloudy, with a low around 70. West wind around 6 mph becoming calm in the evening.