Weather Forecast for
Marietta, IL

Tonight: A chance of showers and thunderstorms before 9pm, then isolated showers between 9pm and 1am. Mostly cloudy, with a low around 47. West southwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

Friday: A 40 percent chance of showers, mainly between 9am and 3pm. Mostly cloudy, with a high near 70. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 15 mph.

Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 49. Calm wind becoming west southwest around 6 mph after midnight. Winds could gust as high as 16 mph.

Saturday: Mostly sunny, with a high near 80. West southwest wind 9 to 17 mph, with gusts as high as 25 mph.

Saturday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 50. North northeast wind 5 to 9 mph, with gusts as high as 17 mph.

Sunday: Mostly sunny, with a high near 68. North wind 5 to 11 mph, with gusts as high as 18 mph.

Sunday Night: Mostly clear, with a low around 43. North northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 18 mph.

Monday: Sunny, with a high near 70.

Monday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 48.

Tuesday: A 50 percent chance of showers. Partly sunny, with a high near 74.

Tuesday Night: Partly cloudy, with a low around 50.

Wednesday: Sunny, with a high near 75.

Wednesday Night: Mostly clear, with a low around 50.

Thursday: Mostly sunny, with a high near 80.

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