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Foster Pond, IL 7-Day Night Weather Forecast
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Foster Pond, IL Weather Forecast
Foster Pond, IL Weather Forecast Date: 1042 AM CDT Fri Sep 18 2026
The area/counties/county of: Monroe County Il, Jefferson County Mo.or toggle through each period.
This Afternoon... Sunny. A chance of showers and thunderstorms. Hot with highs in the mid 90s. West winds around 5 mph early, becoming light and variable. Chance of rain 30%. Heat index values up to 109.
Tonight... Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 20%. Heat index values up to 102 early in the evening.
Saturday... Sunny in the morning, then becoming partly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph.
Saturday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph.
Sunday... Mostly sunny. Highs in the mid 90s. West winds around 5 mph. Heat index values up to 101.
Sunday Night... Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 50%.
Monday... Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny with showers likely with a chance of thunderstorms in the afternoon. Cooler with highs in the lower 80s. Chance of rain 70%.
Monday Night... A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 40%.
Tuesday... Mostly cloudy. Highs in the lower 70s. Lows in the mid 50s.
Tuesday Night... Mostly cloudy. Highs in the lower 70s. Lows in the mid 50s.
Wednesday... Partly cloudy. Highs in the mid 70s. Lows in the lower 50s.
POP = Probability of Precipitation
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