Hinckley-Big Rock High School, IL 7-Day Night Weather Forecast
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Hinckley-Big Rock High School, IL Weather Forecast


Hinckley-Big Rock High School, IL Weather Forecast Date: 705 PM CDT Sat Aug 08 2026
The area/counties/county of: De Kalb, including the cities of: Dekalb and Sycamore.or toggle through each period.
Tonight... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Southwest winds around 5 mph, becoming south after midnight.
Sunday... Mostly cloudy. A chance of showers and thunderstorms early in the morning, then showers and thunderstorms likely late in the morning. A chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 60%.
Sunday Night... Showers with thunderstorms likely until early morning, then a chance of showers and thunderstorms late. Humid with lows in the upper 60s. South winds 10 to 15 mph. Chance of precipitation 80%.
Monday... Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of precipitation 60%.
Monday Night... Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of precipitation 60%.
Tuesday... Mostly cloudy with a chance of thunderstorms. Showers likely, mainly in the morning. Highs in the lower 80s. Chance of precipitation 60%.
Tuesday Night... Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of precipitation 70%.
Wednesday... Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40%.
Wednesday Night... Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy after midnight. Lows in the lower 60s. Chance of precipitation 40%.
Thursday... Mostly cloudy. Highs in the upper 70s.
Thursday Night... Mostly cloudy in the evening, then partly cloudy with a chance of showers after midnight. Lows around 60. Chance of precipitation 40%.
Friday... Partly cloudy in the morning, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 40%.
Friday Night... A chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of precipitation 40%.
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