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: 12:26 am CST Jan 14, 2026		Print

  • Overnight

    Overnight: A slight chance of rain and snow between 4am and 5am, then a chance of snow. Cloudy, with a low around 28. West northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 28 °F

    Chance
    Rain/Snow


  • Wednesday

    Wednesday: Snow likely, mainly before 9am. Mostly cloudy, with a temperature falling to around 22 by 5pm. Blustery, with a north northwest wind 15 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 30 °F⇓

    Blustery.
    Snow Likely
    then Mostly
    Cloudy

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 15. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 15 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Increasing clouds, with a high near 25. Northwest wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 25 °F

    Increasing
    Clouds


  • Thursday
    Night

    Thursday Night: Snow, mainly after midnight. Low around 21. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 21 °F

    Chance Snow
    then Snow


  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 36. Chance of precipitation is 70%.

    High: 36 °F

    Snow Likely



  • Friday
    Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow



  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 19.

    High: 19 °F

    Chance Snow



  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 7.

    Low: 7 °F

    Mostly Cloudy



    • Overnight: A slight chance of rain and snow between 4am and 5am, then a chance of snow. Cloudy, with a low around 28. West northwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Wednesday: Snow likely, mainly before 9am. Mostly cloudy, with a temperature falling to around 22 by 5pm. Blustery, with a north northwest wind 15 to 25 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Wednesday Night: Partly cloudy, with a low around 15. Blustery, with a north northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Thursday: Increasing clouds, with a high near 25. Northwest wind 10 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    Thursday Night: Snow, mainly after midnight. Low around 21. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Friday: Snow likely. Mostly cloudy, with a high near 36. Chance of precipitation is 70%.

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 15.

    Saturday: A chance of snow. Mostly cloudy, with a high near 19.

    Saturday Night: Mostly cloudy, with a low around 7.

    Sunday: Partly sunny, with a high near 17.

    Sunday Night: Mostly cloudy, with a low around 7.

    M.L.King Day: Partly sunny, with a high near 18.

    Monday Night: Partly cloudy, with a low around 2.

    Tuesday: Mostly sunny, with a high near 15.


    Chicago Heights IL
     41.51°N 87.64°W

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