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Park Number 439, IL 7-Day Night Weather Forecast
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Park Number 439, IL Weather Forecast
Park Number 439, IL Weather Forecast Date: 251 PM CDT Fri Sep 18 2026
The area/counties/county of: Central Cook, including the cities of: Chicago, Cicero, Oak Lawn, Oak Park, and La Grange.or toggle through each period.
Late This Afternoon... Mostly cloudy. A chance of showers. Temperatures around 70. East winds 10 to 15 mph. Chance of precipitation 50%.
Tonight... Mostly cloudy. A slight chance of showers early in the evening. A slight chance of showers and thunderstorms after midnight, then a chance of showers and thunderstorms late. Lows in the lower 60s. East winds 10 to 15 mph. Chance of precipitation 50%.
Saturday... Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph in the afternoon. Chance of precipitation 90%.
Saturday Night... Showers with thunderstorms likely. Humid with lows in the mid 60s. Southeast winds around 5 mph, becoming north after midnight. Chance of precipitation 80%.
Sunday... Showers likely with a slight chance of thunderstorms. Breezy. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70%.
Sunday Night... Mostly cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 15 to 20 mph. Chance of precipitation 50%.
Monday... Cloudy with a 50% chance of showers. Breezy with highs in the mid 60s.
Monday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 20%.
Tuesday... Mostly cloudy. Highs in the mid 60s.
Tuesday Night... Mostly cloudy. Lows in the mid 50s.
Wednesday... Mostly cloudy. Highs in the mid 60s.
Wednesday Night... Mostly cloudy. Lows in the mid 50s.
Thursday... Mostly cloudy. Highs in the upper 60s.
Thursday Night... Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s.
POP = Probability of Precipitation
Park Number 439 Radar Loop
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