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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Hazardous Weather Conditions

Current conditions at

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

Partly Cloudy

68°F

20°C

Humidity 83%
Wind Speed SE 9 mph
Barometer 30.01 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Sep 2:15 am CDT
Extended Forecast for

Ogden Dunes IN

Flood Watch September 19, 04:00am until September 19, 01:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 63. East southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm before noon, then showers and thunderstorms likely, mainly between noon and 1pm. Some of the storms could produce heavy rainfall. High near 76. South southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 76 °F

    Heavy Rain
    then T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11pm. Low around 65. East southeast wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 65 °F

    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 70. North northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 57. East northeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 57 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 66.

    High: 66 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 54.

    Low: 54 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Cloudy, with a low around 63. East southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and possibly a thunderstorm before noon, then showers and thunderstorms likely, mainly between noon and 1pm. Some of the storms could produce heavy rainfall. High near 76. South southeast wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11pm. Low around 65. East southeast wind around 5 mph becoming west northwest after midnight. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 70. North northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 57. East northeast wind around 15 mph, with gusts as high as 25 mph.
Monday
A 30 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 66.
Monday Night
Mostly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 64.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 55.
Thursday
Partly sunny, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ogden Dunes IN
 41.62°N 87.2°W
Last Update:
2:31 am CDT Sep 19, 2026
Forecast Valid:
2am CDT Sep 19, 2026-6pm CDT Sep 25, 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