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City of Eureka, ILEureka, IL 7-Day Night Weather Forecast
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Eureka, IL Weather Forecast
Eureka, IL Weather Forecast Date: 937 AM CDT Sat Sep 05 2026
The area/counties/county of: Woodford, including the city of Eureka.or toggle through each period.
Rest of Today... Sunny. Highs in the lower 90s. North winds 5 to 10 mph. Heat index values up to 108.
Tonight... Mostly clear. Lows in the mid 60s. Northeast winds 5 to 10 mph.
Sunday... Sunny. Highs in the mid 80s. East winds 5 to 10 mph.
Sunday Night... Partly cloudy in the evening, then becoming mostly clear. Lows around 60. East winds 5 to 10 mph.
Labor Day... Sunny. Highs in the mid 80s. East winds 5 to 10 mph.
Monday Night... Partly cloudy. Lows in the lower 60s. Highs in the lower 90s.
Tuesday... Partly cloudy. Lows in the lower 60s. Highs in the lower 90s.
Tuesday Night... Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the mid 70s.
Wednesday... Mostly sunny. Highs in the lower 90s.
Wednesday Night... Partly cloudy. A chance of showers after midnight. Cooler with lows in the mid 60s. Chance of rain 40%.
Thursday... Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.
Thursday Night... Partly cloudy. Highs in the mid 80s. Lows in the lower 60s.
POP = Probability of Precipitation
Eureka Radar Loop
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