Weather Forecast for
Joliet, IL

Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 63. Calm wind.

Sunday: Showers and thunderstorms likely, mainly between 2pm and 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 86. South wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night: Showers and thunderstorms likely, mainly between 8pm and 3am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 86. Heat index values as high as 95. Calm wind becoming southwest around 5 mph in the afternoon. Winds could gust as high as 10 mph.

Monday Night: Showers likely and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 70. East wind around 5 mph becoming south in the evening. Chance of precipitation is 70%.

Tuesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.

Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Wednesday: A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 84.

Wednesday Night: A chance of showers before 1am. Partly cloudy, with a low around 67.

Thursday: Mostly cloudy, with a high near 80.

Thursday Night: Mostly cloudy, with a low around 62.

Friday: Mostly sunny, with a high near 77.

Friday Night: A chance of showers. Mostly cloudy, with a low around 61.

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

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