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.

Overcast and Breezy

25°F

-4°C

Humidity 54%
Wind Speed NW 21 G 26 mph
Barometer 30.11 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 11 Jan 3:35 am CST
Extended Forecast for

4 Miles E Merrillville IN

  • Overnight

    Overnight: Snow showers likely, mainly before 4am. Mostly cloudy, with a low around 23. Blustery, with a west northwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Showers
    Likely and
    Blustery

  • Sunday

    Sunday: Scattered flurries with a slight chance of snow showers before 9am, then scattered flurries between 9am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 33. Breezy, with a west northwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 20%.

    High: 33 °F

    Slight Chance
    Snow Showers
    and Breezy
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 40. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 40 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 32 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly between noon and 3pm. Mostly cloudy, with a high near 48.

    High: 48 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers after 3am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: Snow showers likely. Mostly cloudy, with a high near 35.

    High: 35 °F

    Snow Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers likely. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Snow Showers
    Likely

Detailed Forecast

Overnight
Snow showers likely, mainly before 4am. Mostly cloudy, with a low around 23. Blustery, with a west northwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Scattered flurries with a slight chance of snow showers before 9am, then scattered flurries between 9am and 11am. Cloudy, then gradually becoming mostly sunny, with a high near 33. Breezy, with a west northwest wind 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 27. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 40. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 32. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
A 30 percent chance of showers, mainly between noon and 3pm. Mostly cloudy, with a high near 48.
Tuesday Night
A chance of rain and snow showers after 3am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Wednesday
Snow showers likely. Mostly cloudy, with a high near 35.
Wednesday Night
Snow showers likely. Mostly cloudy, with a low around 20.
Thursday
A chance of snow showers before noon. Partly sunny, with a high near 27.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 21.
Friday
A chance of snow showers. Mostly cloudy, with a high near 32.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 20.
Saturday
Mostly cloudy, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Merrillville IN
 41.49°N 87.27°W
Last Update:
3:11 am CST Jan 11, 2026
Forecast Valid:
3am CST Jan 11, 2026-6pm CST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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