7-Day Forecast 40.89°N 88.65°W (Text-Only)
NWS Forecast for: Pontiac IL
Issued by: National Weather Service Chicago, IL
Last Update: 12:42 pm CDT Jul 13, 2025
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  • This
    Afternoon

    This Afternoon: Isolated showers, then scattered showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 82. Southwest wind around 5 mph.  Chance of precipitation is 30%.

    High: 82 °F

    Scattered
    Showers


  • Tonight

    Tonight: Partly cloudy, with a low around 66. South southwest wind around 5 mph becoming calm  in the evening.

    Low: 66 °F

    Partly Cloudy



  • Monday

    Monday: Sunny, with a high near 87. Calm wind becoming north around 5 mph.

    High: 87 °F

    Sunny



  • Monday
    Night

    Monday Night: Mostly clear, with a low around 66. Calm wind becoming southeast around 5 mph.

    Low: 66 °F

    Mostly Clear



  • Tuesday

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 88. Calm wind becoming south southeast around 5 mph in the morning. Winds could gust as high as 10 mph.  Chance of precipitation is 30%.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms


  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Mostly sunny, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms


  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny
    then Chance
    T-storms



  • This Afternoon: Isolated showers, then scattered showers and thunderstorms after 2pm. Mostly cloudy, with a high near 82. Southwest wind around 5 mph. Chance of precipitation is 30%.

    Tonight: Partly cloudy, with a low around 66. South southwest wind around 5 mph becoming calm in the evening.

    Monday: Sunny, with a high near 87. Calm wind becoming north around 5 mph.

    Monday Night: Mostly clear, with a low around 66. Calm wind becoming southeast around 5 mph.

    Tuesday: A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 88. Calm wind becoming south southeast around 5 mph in the morning. Winds could gust as high as 10 mph. Chance of precipitation is 30%.

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 69.

    Wednesday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 60%.

    Wednesday Night: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 68.

    Thursday: A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83.

    Thursday Night: A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 62.

    Friday: Mostly sunny, with a high near 82.

    Friday Night: Partly cloudy, with a low around 63.

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 85.



    Pontiac IL
     40.89°N 88.65°W

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