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Old Grove Park, IL 7-Day Night Weather Forecast
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Old Grove Park, IL Weather Forecast
Old Grove Park, IL Weather Forecast Date: 646 AM CDT Sun Aug 30 2026
The area/counties/county of: Dupage, including the cities of: Naperville, Wheaton, Downers Grove, Lombard, and Carol Stream.or toggle through each period.
Today... Mostly cloudy. Showers and scattered thunderstorms in the morning, then scattered showers with isolated thunderstorms in the afternoon. Breezy. Highs around 80. Southwest winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 80%.
Tonight... Mostly cloudy. Isolated showers and thunderstorms early in the evening. Scattered showers and thunderstorms late. Lows in the lower 70s. South winds 5 to 10 mph. Chance of precipitation 30%.
Monday... Mostly cloudy in the morning, then becoming partly cloudy. Scattered showers and thunderstorms in the morning. Highs around 90. Southwest winds 10 to 15 mph. Chance of precipitation 40%.
Monday Night... Partly cloudy. Humid with lows in the lower 70s. Southwest winds 5 to 10 mph.
Tuesday... Partly cloudy. A slight chance of showers in the morning. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of precipitation 20%. Heat index values up to 100.
Tuesday Night... Partly cloudy in the evening, then clearing. Lows in the mid 70s.
Wednesday... Mostly sunny. Hot with highs in the lower 90s.
Wednesday Night... Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of precipitation 20%.
Thursday... Partly cloudy. A chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of precipitation 40%.
Thursday Night... Partly cloudy. Lows in the lower 70s.
Friday... Partly cloudy. Highs in the mid 80s.
Friday Night... Partly cloudy. Lows around 70.
POP = Probability of Precipitation
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