Weather Forecast for
Saint Clair County, IL


Today: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86. Light and variable wind.

Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Low around 69. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 80%.

Friday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm. Some of the storms could produce heavy rainfall. High near 82. South wind 6 to 10 mph. Chance of precipitation is 90%.

Friday Night: Showers and thunderstorms likely before 7pm, then showers likely and possibly a thunderstorm after 7pm. Increasing clouds, with a low around 69. West wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 70%.

Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. Calm wind becoming southwest around 5 mph in the afternoon.

Saturday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72.

Sunday: Sunny, with a high near 94.

Sunday Night: Mostly clear, with a low around 74.

Monday: Sunny, with a high near 95.

Monday Night: Clear, with a low around 76.

Tuesday: Sunny, with a high near 96.

Tuesday Night: Clear, with a low around 75.

Wednesday: Sunny, with a high near 96.

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