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Brown Church, IL Weather Forecast
Brown Church, IL Weather Forecast Date: 513 AM CDT Sun Sep 13 2026
The area/counties/county of: Clinton County Il, including the cities of: Centralia and Salem.or toggle through each period.
Today... Mostly sunny. Highs in the upper 80s. Northwest winds 5 to 10 mph.
Tonight... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.
Monday... Mostly sunny. Highs in the upper 80s. East winds 5 to 10 mph.
Monday Night... Mostly clear. Lows around 70. Southeast winds 5 to 10 mph.
Tuesday... Sunny, hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 107.
Tuesday Night... Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 70s. Chance of rain 20%. Heat index values up to 105 early in the evening.
Wednesday... Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 105 in the afternoon.
Wednesday Night... Mostly clear. Lows in the lower 70s. Heat index values up to 100 early in the evening.
Thursday... Partly cloudy. A slight chance of showers and thunderstorms. Highs in the mid 90s. Lows around 70. Chance of rain 20%. Heat index values up to 100.
Thursday Night... Partly cloudy. A slight chance of showers and thunderstorms. Highs in the mid 90s. Lows around 70. Chance of rain 20%. Heat index values up to 100.
Friday... Partly cloudy. A 20% chance of showers. Highs around 90. Lows in the mid 60s.
Friday Night... Partly cloudy. A 20% chance of showers. Highs around 90. Lows in the mid 60s.
POP = Probability of Precipitation
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