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

Hazardous Weather Conditions

Current conditions at

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

Mostly Cloudy

57°F

14°C

Humidity 63%
Wind Speed S 13 G 21 mph
Barometer 30.08 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 12 Apr 3:15 am CDT
Extended Forecast for

Hammond IN

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 55. South wind 10 to 15 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Isolated showers, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 79. Windy, with a south southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Cloudy
    and Breezy
    then Chance
    T-storms and
    Windy

  • Sunday Night

    Sunday Night: Periods of showers and thunderstorms, mainly before 2am. Low around 61. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers and
    Breezy

  • Monday

    Monday: Isolated showers before 7am, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 79. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 79 °F

    Isolated
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. South southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Mostly cloudy, with a high near 76.

    High: 76 °F

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 59.

    Low: 59 °F

    T-storms
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 55. South wind 10 to 15 mph.
Sunday
Isolated showers, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 79. Windy, with a south southwest wind 15 to 20 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 30%.
Sunday Night
Periods of showers and thunderstorms, mainly before 2am. Low around 61. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Isolated showers before 7am, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 79. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. South southwest wind around 15 mph, with gusts as high as 25 mph.
Tuesday
A slight chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 63. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 76.
Wednesday Night
Showers and thunderstorms likely before 1am, then a chance of showers. Mostly cloudy, with a low around 59.
Thursday
A chance of showers. Partly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Partly sunny, with a high near 81.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 57.
Saturday
Showers likely. Mostly cloudy, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Hammond IN
 41.61°N 87.49°W
Last Update:
2:51 am CDT Apr 12, 2026
Forecast Valid:
3am CDT Apr 12, 2026-6pm CDT Apr 18, 2026
 
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