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City of Oak Forest, ILOak Forest, IL 7-Day Night Weather Forecast
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Oak Forest, IL Weather Forecast
Oak Forest, IL Weather Forecast Date: 911 AM CDT Thu Sep 10 2026
The area/counties/county of: Southern Cook, including the cities of: Calumet City, Oak Forest, Lemont, Orland Park, and Park Forest.or toggle through each period.
Rest of Today... Mostly cloudy. Highs in the upper 70s. Northeast winds 5 to 10 mph.
Tonight... Clear. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable.
Friday... Sunny in the morning, then becoming partly cloudy. Highs around 80. Southeast winds around 5 mph.
Friday Night... Partly cloudy. Lows in the mid 60s. South winds around 5 mph.
Saturday... Partly cloudy. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph.
Saturday Night... Partly cloudy. Lows in the mid 60s.
Sunday... Mostly cloudy. Highs around 80.
Sunday Night... Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 60s. Chance of precipitation 20%.
Monday... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 80s.
Monday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the upper 60s. Chance of precipitation 50%.
Tuesday... Mostly cloudy with a chance of showers. Highs in the upper 70s. Chance of precipitation 40%.
Tuesday Night... Mostly cloudy with a 40% chance of showers. Lows in the lower 60s.
POP = Probability of Precipitation
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