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Swearingen Lake, IL 7-Day Night Weather Forecast
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Swearingen Lake, IL Weather Forecast
Swearingen Lake, IL Weather Forecast Date: 606 PM CDT Sun Aug 09 2026
The area/counties/county of: Mercer, including the city of Aledo.or toggle through each period.
Tonight... Partly cloudy. A chance of showers with a slight chance of thunderstorms this evening. Lows in the lower 70s. South winds 5 to 10 mph. Chance of rain 30%.
Monday... Partly sunny. A slight chance of showers and thunderstorms in the morning. Humid with highs in the upper 80s. South winds around 5 mph. Chance of rain 20%. Heat index values up to 103 in the afternoon.
Monday Night... Partly cloudy. Humid with lows in the lower 70s. South winds around 5 mph. Heat index values up to 101 early in the evening.
Tuesday... Mostly sunny. A chance of showers and thunderstorms in the morning. Humid with highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 50%. Heat index values up to 104 in the afternoon.
Tuesday Night... Partly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the lower 70s. South winds around 5 mph, becoming northeast after midnight. Chance of rain 60%. Heat index values up to 102 early in the evening.
Wednesday... A chance of showers in the morning. Partly sunny. Highs in the mid 80s. Chance of rain 50%.
Wednesday Night... Partly cloudy. Lows in the upper 60s.
Thursday... Partly sunny with a chance of showers in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 50%.
Thursday Night... Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 60%.
Friday... Mostly cloudy with a chance of showers. Highs in the upper 70s. Chance of rain 50%.
Friday Night... Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 60%.
Saturday... A chance of showers in the morning. Mostly cloudy. Highs in the upper 70s. Chance of rain 50%.
Saturday Night... Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 40%.
POP = Probability of Precipitation
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