7-Day Forecast 41.51°N 87.64°W (Text-Only)
NWS Forecast for: Chicago Heights IL
Issued by: National Weather Service Chicago, IL
Last Update: 2:41 pm CDT Mar 25, 2026
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  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 2am.  Mostly cloudy, with a low around 54. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 54 °F

    Chance
    Showers


  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 5pm. Some of the storms could be severe.  Increasing clouds, with a high near 74. South southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Mostly Sunny
    then Severe
    Thunderstorms

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Some of the storms could be severe.  Low around 32. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 32 °F

    Breezy.
    Severe
    Thunderstorms
    then Showers

  • Friday

    Friday: Partly sunny, with a high near 42. North wind around 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Partly Sunny



  • Friday
    Night

    Friday Night: Mostly clear, with a low around 27. North northeast wind 5 to 10 mph becoming northwest after midnight.

    Low: 27 °F

    Mostly Clear



  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny



  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy



  • Sunday

    Sunday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny



  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy





  • Tonight: A 30 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 54. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Thursday: Showers and thunderstorms likely, mainly after 5pm. Some of the storms could be severe. Increasing clouds, with a high near 74. South southwest wind 5 to 15 mph becoming north in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Thursday Night: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Some of the storms could be severe. Low around 32. Breezy, with a north wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Friday: Partly sunny, with a high near 42. North wind around 15 mph, with gusts as high as 25 mph.

    Friday Night: Mostly clear, with a low around 27. North northeast wind 5 to 10 mph becoming northwest after midnight.

    Saturday: Sunny, with a high near 50.

    Saturday Night: Partly cloudy, with a low around 36.

    Sunday: Partly sunny, with a high near 60.

    Sunday Night: Partly cloudy, with a low around 48.

    Monday: Mostly sunny, with a high near 72.

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.

    Tuesday: A chance of showers. Mostly cloudy, with a high near 71.

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 54.

    Wednesday: A chance of showers. Mostly cloudy, with a high near 69.



    Chicago Heights IL
     41.51°N 87.64°W

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