7-Day Forecast 41.39°N 90.89°W (Text-Only)
NWS Forecast for: Illinois City IL
Issued by: National Weather Service Quad Cities, IA/IL
Last Update: 11:16 am CDT Jul 3, 2025
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  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 91. South wind 5 to 10 mph.

    High: 91 °F

    Mostly Sunny



  • Tonight

    Tonight: Partly cloudy, with a low around 71. South wind around 5 mph.

    Low: 71 °F

    Partly Cloudy



  • Independence
    Day

    Independence Day: Sunny, with a high near 92. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny



  • Friday
    Night

    Friday Night: Mostly clear, with a low around 72. South wind 5 to 10 mph.

    Low: 72 °F

    Mostly Clear



  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Saturday
    Night

    Saturday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms


  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy



  • Monday

    Monday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny





  • This Afternoon: Mostly sunny, with a high near 91. South wind 5 to 10 mph.

    Tonight: Partly cloudy, with a low around 71. South wind around 5 mph.

    Independence Day: Sunny, with a high near 92. South wind 5 to 10 mph, with gusts as high as 20 mph.

    Friday Night: Mostly clear, with a low around 72. South wind 5 to 10 mph.

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91.

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.

    Sunday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 85. Chance of precipitation is 30%.

    Sunday Night: Partly cloudy, with a low around 66.

    Monday: Mostly sunny, with a high near 85.

    Monday Night: Partly cloudy, with a low around 66.

    Tuesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.

    Tuesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.

    Wednesday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.



    Illinois City IL
     41.39°N 90.89°W (Elev. 702 ft)

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