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

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

Fair with Haze

70°F

21°C

Humidity 73%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 61°F (16°C)
Visibility 6.00 mi
Last update 11 Oct 5:50 pm CDT
Extended Forecast for

Portage IN

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Calm wind becoming south around 5 mph after midnight.

    Low: 59 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. South southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Partly cloudy, with a low around 62. North northeast wind around 5 mph. Chance of precipitation is 60%.

    Low: 62 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 68.

    High: 68 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 67.

    High: 67 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. Calm wind becoming south around 5 mph after midnight.
Columbus Day
Mostly sunny, with a high near 86. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 69. South southwest wind around 10 mph, with gusts as high as 15 mph.
Tuesday
Sunny, with a high near 83. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Partly cloudy, with a low around 62. North northeast wind around 5 mph. Chance of precipitation is 60%.
Wednesday
A 50 percent chance of showers, mainly before 10am. Mostly cloudy, with a high near 68.
Wednesday Night
Mostly cloudy, with a low around 54.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 67.
Thursday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 59. Breezy.
Friday Night
Mostly cloudy, with a low around 42. Breezy.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Mostly clear, with a low around 38.
Sunday
Sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portage IN
 41.6°N 87.17°W
Last Update:
3:36 pm CDT Oct 11, 2026
Forecast Valid:
6pm CDT Oct 11, 2026-6pm CDT Oct 18, 2026
 
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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