Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Wintry, Windy, and Cold in the West and North; Warming in the East

A deepening trough along the west will bring much below normal temperatures, and the potential for snow to sea-level in the Pacific Northwest, and low elevation snows throughout California, including into the Grapevine. Travel will be hazardous across the west due to snow and strong winds. These winds will also increase fire weather threats in the central and southern Plains. Warming in the east. Read More >

Hazardous Weather Conditions

Current conditions at

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

Overcast

0°C

32°F

Humidity 80%
Wind Speed W 28 G 50 km/h
Barometer 30.12 in
Dewpoint -3°C (27°F)
Visibility 16 km
Wind Chill-6°C (21°F)
Last update 17 Feb 9:45 pm CST
Extended Forecast for

Merrillville IN

  • Tonight

    Tonight: Mostly cloudy early, then gradual clearing, with a low around -7. West wind 10 to 20 km/h.

    Gradual
    Clearing

    Low: -7 °C

  • Sunday

    Sunday: Patchy dense freezing fog between 7am and 10am. Sunny, with a high near 6. South wind 10 to 15 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 45 km/h.

    Patchy Dense
    Freezing Fog
    then Mostly
    Sunny

    High: 6 °C

  • Sunday
    Night

    Sunday Night: Showers likely and possibly a thunderstorm after 1am.  Increasing clouds, with a low around 3. South wind 15 to 25 km/h, with gusts as high as 45 km/h.  Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Partly Cloudy
    then Showers
    Likely

    Low: 3 °C

  • Washington's
    Birthday

    Washington's Birthday: Showers and possibly a thunderstorm.  High near 16. South wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 45 km/h.  Chance of precipitation is 80%.

    Showers

    High: 16 °C

  • Monday
    Night

    Monday Night: Showers and possibly a thunderstorm.  Low around 13. South southwest wind around 25 km/h, with gusts as high as 50 km/h.  Chance of precipitation is 90%.

    Showers

    Low: 13 °C

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 16. Chance of precipitation is 90%.

    Showers

    High: 16 °C

  • Tuesday
    Night

    Tuesday Night: Rain before 3am, then freezing rain likely. Some thunder is also possible.  Low around -1. Chance of precipitation is 90%.

    Showers then
    Rain/Freezing
    Rain

    Low: -1 °C

  • Wednesday

    Wednesday: Freezing rain likely before 7am.  Mostly cloudy, with a high near 2.

    Freezing Rain
    Likely then
    Mostly Cloudy

    High: 2 °C

  • Wednesday
    Night

    Wednesday Night: A slight chance of snow after 7pm.  Mostly cloudy, with a low around -4.

    Slight Chance
    Snow

    Low: -4 °C

Detailed Forecast

Tonight
Mostly cloudy early, then gradual clearing, with a low around -7. West wind 10 to 20 km/h.
Sunday
Patchy dense freezing fog between 7am and 10am. Sunny, with a high near 6. South wind 10 to 15 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 45 km/h.
Sunday Night
Showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 3. South wind 15 to 25 km/h, with gusts as high as 45 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Washington's Birthday
Showers and possibly a thunderstorm. High near 16. South wind 15 to 20 km/h increasing to 20 to 25 km/h in the afternoon. Winds could gust as high as 45 km/h. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm. Low around 13. South southwest wind around 25 km/h, with gusts as high as 50 km/h. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm. High near 16. Chance of precipitation is 90%.
Tuesday Night
Rain before 3am, then freezing rain likely. Some thunder is also possible. Low around -1. Chance of precipitation is 90%.
Wednesday
Freezing rain likely before 7am. Mostly cloudy, with a high near 2.
Wednesday Night
A slight chance of snow after 7pm. Mostly cloudy, with a low around -4.
Thursday
A slight chance of snow before 7am. Mostly sunny, with a high near 4.
Thursday Night
Mostly cloudy, with a low around -2.
Friday
Rain and snow likely. Cloudy, with a high near 6.
Friday Night
Rain and snow likely. Mostly cloudy, with a low around 1.
Saturday
Rain and snow likely. Mostly cloudy, with a high near 7.
Click Map For Forecast
Point Forecast:
Merrillville IN
 41.47°N 87.33°W
9:17 pm CST Feb 17, 2018
10pm CST Feb 17, 2018-6pm CST Feb 24, 2018
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database