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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 41.6°N 87.34°W (Text-Only)
NWS Forecast for: Gary IN
Issued by: National Weather Service Chicago, IL
Last Update: 9:56 pm CDT Jun 29, 2026		Print

  • Overnight

    Overnight: Mostly clear, with a low around 77. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear



  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 105. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Sunny



  • Tuesday
    Night

    Tuesday Night: Clear, with a low around 77. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Clear



  • Wednesday

    Wednesday: Sunny, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 93 °F

    Sunny



  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 77. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 77 °F

    Mostly Clear



  • Thursday

    Thursday: Sunny, with a high near 93.

    High: 93 °F

    Sunny



  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90.

    High: 90 °F

    Chance
    T-storms


  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms




    • Overnight: Mostly clear, with a low around 77. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Tuesday: Sunny, with a high near 94. Heat index values as high as 105. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Tuesday Night: Clear, with a low around 77. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Wednesday: Sunny, with a high near 93. Heat index values as high as 102. Southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Wednesday Night: Mostly clear, with a low around 77. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Thursday: Sunny, with a high near 93.

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 75. Chance of precipitation is 60%.

    Friday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90.

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 72.

    Independence Day: A chance of showers before 1pm. Mostly sunny, with a high near 86.

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

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

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 69.

    Monday: Mostly sunny, with a high near 82.


    Gary IN
     41.6°N 87.34°W

    Visit your local NWS office at: https://www.weather.gov/lot