Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Current conditions at

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

A Few Clouds

36°F

2°C

Humidity 44%
Wind Speed NW 12 G 23 mph
Barometer 30.20 in
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 10 Nov 1:50 pm CST
Extended Forecast for

Merrillville IN

Winter Weather Advisory November 10, 01:53pm until November 10, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory November 10, 01:53pm until November 10, 04:00pm

    NOW until 4:00pm Mon

    Winter Weather Advisory

  • This Afternoon

    High: 32 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Increasing clouds, with a low around 23. West northwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A 20 percent chance of snow before noon.  Mostly cloudy, with a high near 38. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 38 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 44. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 44 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of snow showers, mainly before 2pm. Mostly sunny, with a high near 32. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Increasing clouds, with a low around 23. West northwest wind 5 to 10 mph, with gusts as high as 25 mph.
Veterans Day
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 38. South southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 32. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 44. West wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 55.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
Mostly cloudy, with a high near 62.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 49.
Sunday
A chance of rain. Mostly cloudy, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Merrillville IN
 41.47°N 87.35°W
1:01 pm CST Nov 10, 2025
1pm CST Nov 10, 2025-6pm CST Nov 16, 2025
 
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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