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Hess Park, IL Weather Forecast
Hess Park, IL Weather Forecast Date: 1227 PM CDT Sun Sep 13 2026
The area/counties/county of: Macon, including the city of Decatur.or toggle through each period.
This Afternoon... Mostly sunny. Highs in the lower 80s. North winds 10 to 15 mph.
Tonight... Mostly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph with gusts up to 20 mph.
Monday... Mostly sunny. Highs in the lower 80s. East winds 10 to 15 mph.
Monday Night... Mostly clear. Not as cool with lows in the upper 60s. Southeast winds around 15 mph with gusts up to 25 mph.
Tuesday... Sunny. A chance of showers in the afternoon. Warmer with highs in the lower 90s. South winds around 15 mph, becoming west in the afternoon. Chance of rain 50%. Heat index values up to 101.
Tuesday Night... Showers likely with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 70%.
Wednesday... Partly sunny. A chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 50%.
Wednesday Night... Partly cloudy. Lows around 70.
Thursday... Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40%.
Thursday Night... Partly cloudy. A chance of showers after midnight. Lows in the mid 60s. Chance of rain 40%.
Friday... Partly cloudy. A 40% chance of showers. Highs in the mid 80s. Lows in the lower 60s.
Friday Night... Partly cloudy. A 40% chance of showers. Highs in the mid 80s. Lows in the lower 60s.
POP = Probability of Precipitation
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