National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

Overcast

75°F

24°C

Humidity 100%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 18 Aug 9:50 pm CDT
Extended Forecast for

Portage IN

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a slight chance of showers. Low around 67. West southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 75. West northwest wind 5 to 10 mph becoming north northeast in the afternoon.

    High: 75 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 61 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 77. Calm wind becoming northeast around 5 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms before 4am, then a slight chance of showers. Low around 67. West southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, with a high near 75. West northwest wind 5 to 10 mph becoming north northeast in the afternoon.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Thursday
Sunny, with a high near 77. Calm wind becoming northeast around 5 mph.
Thursday Night
Mostly clear, with a low around 60. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 78.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portage IN
 41.6°N 87.17°W
Last Update:
9:11 pm CDT Aug 18, 2026
Forecast Valid:
10pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation