Weather Forecast for
Grafton, IL


Tonight: Mostly clear, with a low around 49. South wind 6 to 11 mph.

Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 74. South wind 7 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.

Friday Night: Showers and thunderstorms likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 51. Southwest wind 3 to 7 mph. Chance of precipitation is 60%.

Saturday: Cloudy through mid morning, then gradual clearing, with a high near 79. West wind 7 to 10 mph, with gusts as high as 20 mph.

Saturday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 55. Southwest wind 5 to 8 mph becoming north after midnight.

Sunday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.

Sunday Night: Mostly clear, with a low around 46.

Monday: Sunny, with a high near 71.

Monday Night: A 30 percent chance of showers after 1am. Mostly clear, with a low around 51.

Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 76. Chance of precipitation is 30%.

Tuesday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54.

Wednesday: Sunny, with a high near 76.

Wednesday Night: Mostly clear, with a low around 53.

Thursday: Mostly sunny, with a high near 79.

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