Weather Forecast for
Frederick, IL

Tonight: Mostly clear, with a low around 70. Light and variable wind.

Sunday: A slight chance of showers and thunderstorms between 8am and 2pm. Partly sunny, with a high near 90. Heat index values as high as 102. South wind 6 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Sunday Night: Partly cloudy, with a low around 74. South wind 7 to 11 mph, with gusts as high as 20 mph.

Monday: Mostly sunny, with a high near 91. Heat index values as high as 106. South southwest wind 7 to 10 mph, with gusts as high as 17 mph.

Monday Night: Partly cloudy, with a low around 74. South southwest wind around 7 mph, with gusts as high as 15 mph.

Tuesday: Mostly sunny, with a high near 91. West southwest wind 6 to 9 mph, with gusts as high as 16 mph.

Tuesday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 72. West southwest wind around 5 mph becoming light and variable.

Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. Chance of precipitation is 40%.

Wednesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.

Thursday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 80. Chance of precipitation is 50%.

Thursday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 65.

Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 79.

Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64.

Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 79.

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