National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
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: 9:31 pm CST Dec 26, 2025		Print

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Patchy Fog



  • Saturday

    Saturday: Patchy fog before 10am. Otherwise, cloudy, with a high near 46. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 46 °F

    Patchy Fog
    then Cloudy


  • Saturday
    Night

    Saturday Night: Periods of showers or drizzle, mainly after midnight. Patchy fog after 9pm. Temperature rising to around 50 by 4am. South southeast wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F⇑

    Showers and
    Patchy Fog


  • Sunday

    Sunday: Periods of showers. Areas of fog before 9am. High near 58. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    High: 58 °F

    Showers and
    Areas Fog


  • Sunday
    Night

    Sunday Night: Rain likely before midnight, then a chance of snow. Cloudy, with a low around 19. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%.

    Low: 19 °F

    Breezy. Rain
    Likely then
    Chance Snow

  • Monday

    Monday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 24. Breezy.

    High: 24 °F

    Chance Snow
    and Breezy


  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 15. Blustery.

    Low: 15 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny



  • Tuesday
    Night

    Tuesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy





    • Tonight: Patchy fog after midnight. Otherwise, cloudy, with a low around 38. Calm wind.

    Saturday: Patchy fog before 10am. Otherwise, cloudy, with a high near 46. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    Saturday Night: Periods of showers or drizzle, mainly after midnight. Patchy fog after 9pm. Temperature rising to around 50 by 4am. South southeast wind 10 to 15 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Sunday: Periods of showers. Areas of fog before 9am. High near 58. South wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    Sunday Night: Rain likely before midnight, then a chance of snow. Cloudy, with a low around 19. Breezy, with a west wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%.

    Monday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 24. Breezy.

    Monday Night: Partly cloudy, with a low around 15. Blustery.

    Tuesday: Partly sunny, with a high near 28.

    Tuesday Night: Mostly cloudy, with a low around 22.

    Wednesday: Mostly cloudy, with a high near 29.

    Wednesday Night: Mostly cloudy, with a low around 9.

    New Year's Day: Sunny, with a high near 17.

    Thursday Night: Mostly clear, with a low around 6.

    Friday: Sunny, with a high near 20.


    Chicago Heights IL
     41.51°N 87.64°W

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