Weather Forecast for
Williamson County, IL

Tonight: Clear, with a low around 48. South wind 3 to 6 mph.

Friday: A slight chance of showers between 4pm and 5pm. Increasing clouds, with a high near 75. South southwest wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Friday Night: Showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Low around 55. West southwest wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 80%.

Saturday: Mostly cloudy through mid morning, then gradual clearing, with a high near 80. West wind 3 to 7 mph.

Saturday Night: Mostly clear, with a low around 57. Light and variable wind.

Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 73. Light north wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 30%.

Sunday Night: Partly cloudy, with a low around 48. North wind 5 to 9 mph becoming light north northeast after midnight.

Monday: Sunny, with a high near 72. Light north northeast wind becoming north northwest 5 to 10 mph in the morning.

Monday Night: Mostly clear, with a low around 50. Light and variable wind.

Tuesday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. South southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 23 mph.

Tuesday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 57. South southwest wind 11 to 13 mph, with gusts as high as 23 mph.

Wednesday: Sunny, with a high near 77. Northwest wind 9 to 13 mph, with gusts as high as 20 mph.

Wednesday Night: Mostly clear, with a low around 54. North wind 5 to 8 mph becoming light and variable in the evening.

Thursday: A slight chance of showers. Sunny, with a high near 80. East wind 5 to 8 mph.

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