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Snow, IL Weather Forecast
Snow, IL Weather Forecast Date: 737 AM CDT Mon Sep 14 2026
The area/counties/county of: Macon, including the city of Decatur.or toggle through each period.
Rest of Today... Mostly sunny. Highs in the lower 80s. East winds 10 to 15 mph.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the upper 60s. Southeast winds around 15 mph.
Tuesday... Sunny. A chance of showers and thunderstorms in the afternoon. Warmer. More humid with highs in the mid 90s. Southwest winds 10 to 15 mph. Chance of rain 40%. Heat index values up to 102 in the afternoon.
Tuesday Night... Partly cloudy with a chance of showers and thunderstorms in the evening, then showers likely after midnight. Humid with lows in the upper 60s. North winds 5 to 10 mph, becoming northeast after midnight. Chance of rain 60%.
Wednesday... Showers likely in the morning. Humid with highs in the lower 90s. East winds 5 to 10 mph, becoming southeast in the afternoon. Chance of rain 60%.
Wednesday Night... Partly cloudy. Lows in the lower 70s. Highs in the lower 90s.
Thursday... Partly cloudy. Lows in the lower 70s. Highs in the lower 90s.
Thursday Night... Mostly cloudy. Lows in the upper 60s.
Friday... Partly cloudy. Highs in the upper 80s. Lows in the upper 60s.
Friday Night... Partly cloudy. Highs in the upper 80s. Lows in the upper 60s.
Saturday... Mostly sunny. A chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 30%.
Saturday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 60s. Chance of rain 40%.
POP = Probability of Precipitation
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