Decatur, IL Weather - Tomorrow’s Forecast

Wednesday

Chance of thunderstorms

High:
85°F

A chance of showers and thunderstorms before noon, then showers likely and possibly a thunderstorm between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Breezy, with a south southeast wind 8 to 13 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Night

Heavy rain and breezy

Overnight low:
64°F

Showers and thunderstorms, mainly before 10pm. Some of the storms could produce heavy rainfall. Low around 64. Breezy, with a west wind 18 to 23 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.