7-Day Forecast 41.55°N 87.67°W (Text-Only)
NWS Forecast for: Flossmoor IL
Issued by: National Weather Service Chicago, IL
Last Update: 10:11 pm CDT Jul 14, 2025
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  • Overnight

    Overnight: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear



  • Tuesday

    Tuesday: Mostly sunny, with a high near 91. Heat index values as high as 95. Light south southeast wind becoming south 5 to 10 mph in the morning.

    High: 91 °F

    Mostly Sunny



  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 72. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 72 °F

    Partly Cloudy



  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 91. Heat index values as high as 99. Southwest wind 5 to 10 mph.

    High: 91 °F

    Chance
    T-storms


  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 71. West southwest wind around 5 mph, with gusts as high as 15 mph.

    Low: 71 °F

    Chance
    T-storms


  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly cloudy, with a high near 83.

    High: 83 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday
    Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms


  • Friday

    Friday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny



  • Friday
    Night

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

    Low: 66 °F

    Partly Cloudy





  • Overnight: Mostly clear, with a low around 68. Calm wind.

    Tuesday: Mostly sunny, with a high near 91. Heat index values as high as 95. Light south southeast wind becoming south 5 to 10 mph in the morning.

    Tuesday Night: Partly cloudy, with a low around 72. South wind around 5 mph, with gusts as high as 10 mph.

    Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. Heat index values as high as 99. Southwest wind 5 to 10 mph.

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71. West southwest wind around 5 mph, with gusts as high as 15 mph.

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 83.

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 65.

    Friday: Partly sunny, with a high near 82.

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

    Saturday: A chance of showers and thunderstorms. Partly sunny, with a high near 86.

    Saturday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 88.

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 67.

    Monday: A chance of showers and thunderstorms. Partly sunny, with a high near 86.



    Flossmoor IL
     41.55°N 87.67°W

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