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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: 958 AM CDT Thu Sep 17 2026
The area/counties/county of: Monroe County Il, Jefferson County Mo.or toggle through each period.
Rest of Today... Sunny. A chance of showers and thunderstorms this afternoon. Hot with highs in the upper 90s. West winds around 5 mph. Chance of rain 30%. Heat index values up to 109 this afternoon.
Tonight... Mostly clear. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 20%. Heat index values up to 103 early in the evening.
Friday... Sunny. Patchy fog in the morning. A slight chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Southwest winds around 5 mph. Chance of rain 20%. Heat index values up to 106.
Friday Night... Mostly clear. Lows in the lower 70s. South winds around 5 mph. Heat index values up to 101 early in the evening.
Saturday... Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph.
Saturday Night... Partly cloudy. Lows in the lower 70s.
Sunday... Mostly sunny. A slight chance of showers in the morning. Highs in the lower 90s. Chance of rain 20%. Heat index values up to 100 in the afternoon.
Sunday Night... Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Chance of rain 20%.
Monday... Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50%.
Monday Night... A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50%.
Tuesday... Mostly sunny with a 20% chance of showers. Highs around 80.
Tuesday Night... Partly cloudy. Lows around 60. Highs in the lower 80s.
POP = Probability of Precipitation
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