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

45°F

7°C

Humidity 100%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 45°F (7°C)
Visibility 7.00 mi
Last update 21 Mar 7:50 am CDT
Extended Forecast for

Portage IN

  • Today

    Today: Mostly sunny, with a high near 76. Southeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 41. South southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain, mainly after 10am. Patchy fog before 4pm. Otherwise, mostly cloudy, with a temperature falling to around 37 by 5pm. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 43 °F⇓

    Chance Rain
    and Patchy
    Fog

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 32. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 32 °F

    Slight Chance
    Rain and
    Breezy then
    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 38. North wind around 10 mph, with gusts as high as 15 mph.

    High: 38 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 76. Southeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
Partly cloudy, with a low around 41. South southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.
Sunday
A 40 percent chance of rain, mainly after 10am. Patchy fog before 4pm. Otherwise, mostly cloudy, with a temperature falling to around 37 by 5pm. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph.
Sunday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 32. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.
Monday
Partly sunny, with a high near 38. North wind around 10 mph, with gusts as high as 15 mph.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly cloudy, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
A chance of showers. Mostly cloudy, with a high near 62.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portage IN
 41.57°N 87.17°W
Last Update:
7:25 am CDT Mar 21, 2026
Forecast Valid:
8am CDT Mar 21, 2026-6pm CDT Mar 27, 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