7-Day Forecast 42.04°N 87.81°W (Text-Only)
NWS Forecast for: Niles IL
Issued by: National Weather Service Chicago, IL
Last Update: 11:21 pm CDT Apr 17, 2026
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  • Tonight

    Tonight: Showers and thunderstorms before 5am, then a chance of showers. Some of the storms could produce heavy rainfall.  Low around 44. South southwest wind around 15 mph becoming west after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Heavy Rain



  • Saturday

    Saturday: A 30 percent chance of showers before 7am.  Cloudy, then gradually becoming mostly sunny, with a steady temperature around 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 48 °F

    Breezy.
    Chance
    Showers then
    Mostly Sunny

  • Saturday
    Night

    Saturday Night: Patchy frost after 5am.  Otherwise, mostly clear, with a low around 38. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 38 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 51. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday
    Night

    Sunday Night: Areas of frost after 4am.  Otherwise, mostly clear, with a low around 35. Northwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 15 mph.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Monday

    Monday: Areas of frost before 8am.  Otherwise, sunny, with a high near 54.

    High: 54 °F

    Areas Frost
    then Sunny


  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy



  • Tuesday

    Tuesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny



  • Tuesday
    Night

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

    Low: 48 °F

    Partly Cloudy





  • Tonight: Showers and thunderstorms before 5am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 44. South southwest wind around 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Saturday: A 30 percent chance of showers before 7am. Cloudy, then gradually becoming mostly sunny, with a steady temperature around 48. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Saturday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 38. West northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 51. West southwest wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    Sunday Night: Areas of frost after 4am. Otherwise, mostly clear, with a low around 35. Northwest wind 5 to 10 mph becoming north northeast after midnight. Winds could gust as high as 15 mph.

    Monday: Areas of frost before 8am. Otherwise, sunny, with a high near 54.

    Monday Night: Mostly cloudy, with a low around 45.

    Tuesday: Mostly sunny, with a high near 71.

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

    Wednesday: Sunny, with a high near 62.

    Wednesday Night: Partly cloudy, with a low around 52.

    Thursday: Mostly sunny, with a high near 76.

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 59.

    Friday: A chance of showers. Mostly cloudy, with a high near 73.



    Niles IL
     42.04°N 87.81°W

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