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Centennial Park Rock Falls, IL 7-Day Night Weather Forecast
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Centennial Park Rock Falls, IL Weather Forecast
Centennial Park Rock Falls, IL Weather Forecast Date: 1141 PM CDT Fri Aug 07 2026
The area/counties/county of: Whiteside, including the city of Sterling.or toggle through each period.
Rest of Tonight... Mostly cloudy late this evening, then becoming partly cloudy. A chance of showers and thunderstorms. Near steady temperature in the upper 60s. West winds around 5 mph. Chance of rain 40%.
Saturday... Sunny with highs in the lower 80s. Northwest winds 5 to 10 mph.
Saturday Night... Mostly clear. Lows in the lower 60s. South winds around 5 mph.
Sunday... Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Humid with highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 50%.
Sunday Night... Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Humid with lows in the lower 70s. South winds 5 to 10 mph. Chance of rain 70%.
Monday... Partly sunny. A chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 40%. Heat index values up to 100 in the afternoon.
Monday Night... Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 80s. Chance of rain 50%.
Tuesday... Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 80s. Chance of rain 50%.
Wednesday... Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 80s. Chance of rain 50%.
Wednesday Night... Partly cloudy. Lows in the mid 60s.
Thursday... Partly sunny in the morning, then becoming mostly cloudy. A chance of showers. Highs in the upper 70s. Chance of rain 40%.
Thursday Night... Mostly cloudy. A chance of showers after midnight. Lows around 60. Chance of rain 30%.
POP = Probability of Precipitation
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