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Herbert, IL 7-Day Night Weather Forecast
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Herbert, IL Weather Forecast
Herbert, IL Weather Forecast Date: 111 AM CDT Thu Sep 03 2026
The area/counties/county of: Boone, including the city of Belvidere.or toggle through each period.
Rest of Tonight... Mostly cloudy. A slight chance of showers after midnight. A slight chance of thunderstorms. A chance of showers late. Near steady temperature in the mid 70s. Southwest winds around 5 mph. Chance of precipitation 30%.
Thursday... Mostly cloudy. A chance of showers with a slight chance of thunderstorms early in the morning. A slight chance of showers and thunderstorms early in the afternoon, then a chance of showers and thunderstorms late. Humid with highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of precipitation 30%.
Thursday Night... Mostly cloudy. A chance of showers in the evening. A chance of thunderstorms. Showers likely after midnight. Humid with lows around 70. Southeast winds 5 to 10 mph. Chance of precipitation 70%.
Friday... Mostly cloudy in the morning, then becoming partly cloudy. A slight chance of showers and thunderstorms in the morning. Humid with highs in the upper 80s. South winds around 5 mph. Chance of precipitation 20%.
Friday Night... Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Humid with lows in the upper 60s. East winds around 5 mph. Chance of precipitation 50%.
Saturday... Partly cloudy with a slight chance of showers and thunderstorms. Highs in the mid 80s. Chance of precipitation 20%.
Saturday Night... Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of precipitation 20%.
Sunday... Mostly cloudy with a slight chance of showers in the morning, then partly cloudy in the afternoon. Highs in the lower 80s. Chance of precipitation 20%.
Sunday Night... Partly cloudy. Lows in the mid 60s.
Labor Day... Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 80s.
Monday Night... Mostly cloudy. Lows in the lower 60s.
Tuesday... Mostly cloudy. Highs in the lower 80s.
Tuesday Night... Partly cloudy. A chance of showers after midnight. Lows in the mid 60s. Chance of precipitation 40%.
POP = Probability of Precipitation
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