Weather Forecast for
Knox County, IL

Tonight: Mostly clear, with a low around 67. Light and variable wind.

Sunday: A 20 percent chance of showers and thunderstorms before 2pm. Partly sunny, with a high near 89. Heat index values as high as 103. South wind 7 to 14 mph, with gusts as high as 23 mph.

Sunday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73. South wind 7 to 11 mph, with gusts as high as 20 mph.

Monday: Mostly sunny, with a high near 89. Heat index values as high as 105. South southwest wind 6 to 8 mph, with gusts as high as 15 mph.

Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South southwest wind 3 to 6 mph.

Tuesday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Southwest wind 5 to 8 mph, with gusts as high as 15 mph.

Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 71. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday: A 50 percent chance of showers before 1pm. Partly sunny, with a high near 85.

Wednesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.

Thursday: A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.

Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63.

Friday: A chance of showers. Partly sunny, with a high near 77.

Friday Night: A chance of showers. Mostly cloudy, with a low around 62.

Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 77.

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