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

39°F

4°C

Humidity 61%
Wind Speed SW 12 mph
Barometer 30.12 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 12 Jan 11:50 am CST
Extended Forecast for

Portage IN

  • This Afternoon

    This Afternoon: Sunny, with a high near 42. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 33. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A slight chance of sprinkles after noon. Mostly cloudy, with a high near 47. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 47 °F

    Slight Chance
    Sprinkles and
    Breezy

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow showers after 3am. Mostly cloudy, with a low around 35. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Snow showers. High near 36. Breezy, with a north wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%.

    High: 36 °F

    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers likely. Mostly cloudy, with a low around 20. Blustery. Chance of precipitation is 70%.

    Low: 20 °F

    Snow Showers
    Likely and
    Blustery

  • Thursday

    Thursday: Snow showers likely, mainly before noon. Partly sunny, with a high near 26. Chance of precipitation is 60%.

    High: 26 °F

    Snow Showers
    Likely then
    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: A chance of snow. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

  • Friday

    Friday: Scattered snow showers. Cloudy, with a high near 33.

    High: 33 °F

    Scattered
    Snow Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 42. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 33. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of sprinkles after noon. Mostly cloudy, with a high near 47. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A slight chance of rain and snow showers after 3am. Mostly cloudy, with a low around 35. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Wednesday
Snow showers. High near 36. Breezy, with a north wind 15 to 20 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 80%.
Wednesday Night
Snow showers likely. Mostly cloudy, with a low around 20. Blustery. Chance of precipitation is 70%.
Thursday
Snow showers likely, mainly before noon. Partly sunny, with a high near 26. Chance of precipitation is 60%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
Scattered snow showers. Cloudy, with a high near 33.
Friday Night
Scattered snow showers. Mostly cloudy, with a low around 21.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 24.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 9.
Sunday
Mostly cloudy, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portage IN
 41.6°N 87.17°W
Last Update:
11:06 am CST Jan 12, 2026
Forecast Valid:
12pm CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation