National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Major Hurricane Lane Nudging Closer to Hawaii; Heavy Rain and Strong Storms in Southwest and East.

The latest Central Pacific Hurricane Center forecast track brings major hurricane Lane closer to Hawaii later this week. A strong low and associated cold front will bring a threat of strong to severe thunderstorms and heavy rain to portions of the Ohio Valley, Mid-Atlantic, and Northeast. Monsoon moisture may produce local flash flooding in the Southwest and dry thunderstorms in the Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

Heavy Rain

73°F

23°C

Humidity 100%
Wind Speed NW 12 mph
Barometer 29.83 in
Dewpoint 73°F (23°C)
Visibility 5.00 mi
Last update 21 Aug 11:45 am CDT
Extended Forecast for

Merrillville IN

  • This
    Afternoon

    This Afternoon: Showers likely before 2pm, then scattered showers and thunderstorms between 2pm and 4pm, then isolated showers after 4pm. Mostly cloudy, with a high near 76. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely

    High: 76 °F

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly between 10pm and 4am. Mostly cloudy, with a low around 60. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Chance
    T-storms

    Low: 60 °F

  • Wednesday

    Wednesday: Sunny, with a high near 74. North wind 10 to 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 74 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 57. North wind around 5 mph becoming west after midnight.

    Mostly Clear

    Low: 57 °F

  • Thursday

    Thursday: Sunny, with a high near 79. South southwest wind 5 to 10 mph.

    Sunny

    High: 79 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 59.

    Mostly Clear

    Low: 59 °F

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.

    Chance
    T-storms

    High: 76 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.

    Chance
    T-storms

    Low: 65 °F

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84.

    Slight Chance
    T-storms

    High: 84 °F

Detailed Forecast

This Afternoon
Showers likely before 2pm, then scattered showers and thunderstorms between 2pm and 4pm, then isolated showers after 4pm. Mostly cloudy, with a high near 76. North wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 50 percent chance of showers and thunderstorms, mainly between 10pm and 4am. Mostly cloudy, with a low around 60. North wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 74. North wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 57. North wind around 5 mph becoming west after midnight.
Thursday
Sunny, with a high near 79. South southwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 59.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
A slight chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 84.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 70.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Merrillville IN
 41.47°N 87.33°W
Last Update:
11:17 am CDT Aug 21, 2018
Forecast Valid:
12pm CDT Aug 21, 2018-6pm CDT Aug 27, 2018
 
Forecast Discussion
 
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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