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Island Park, IL Weather Forecast
Island Park, IL Weather Forecast Date: 120 AM CDT Thu Sep 10 2026
The area/counties/county of: Southern Will, including the cities of: Channahon, Manhattan, and Wilmington.or toggle through each period.
Rest of Tonight... Mostly cloudy. Near steady temperature in the upper 60s. Northwest winds around 5 mph.
Thursday... Mostly cloudy. Highs in the upper 70s. North winds around 5 mph.
Thursday Night... Clear. Lows in the lower 50s. Northeast winds around 5 mph in the evening, becoming light and variable.
Friday... Sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. Southeast winds around 5 mph.
Friday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Southeast winds around 5 mph.
Saturday... Partly cloudy. Highs in the mid 80s.
Saturday Night... Partly cloudy. Lows in the lower 60s.
Sunday... Mostly cloudy. Highs in the lower 80s.
Sunday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s.
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 lower 80s. 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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