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City of Macomb, ILMacomb, IL 7-Day Night Weather Forecast
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Macomb, IL Weather Forecast
Macomb, IL Weather Forecast Date: 206 AM CDT Wed Sep 02 2026
The area/counties/county of: Mcdonough, including the city of Macomb.or toggle through each period.
Today... Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 103.
Tonight... Mostly clear. Humid with lows in the mid 70s. South winds around 5 mph. Heat index values up to 100 early in the evening.
Thursday... Sunny, hot with highs in the lower 90s. Southwest winds around 5 mph. Heat index values up to 103.
Thursday Night... Mostly clear. Humid with lows in the mid 70s. South winds around 5 mph. Heat index values up to 102 early in the evening.
Friday... Sunny, hot with highs in the lower 90s. Southwest winds around 5 mph. Heat index values up to 104.
Friday Night... Mostly clear. Lows in the lower 70s. Heat index values up to 100 early in the evening.
Saturday... Partly cloudy. Highs in the upper 80s. Lows in the upper 60s. Heat index values up to 100.
Sunday... Partly cloudy. Highs in the upper 80s. Lows in the upper 60s. Heat index values up to 100.
Monday... Partly cloudy. Highs in the upper 80s. Lows in the upper 60s. Heat index values up to 100.
POP = Probability of Precipitation
Macomb Radar Loop
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