Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Current conditions at

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

A Few Clouds

73°F

23°C

Humidity 100%
Wind Speed W 3 mph
Barometer 30.06 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 17 Aug 7:45 am CDT
Extended Forecast for

3 Miles NW Gary IN

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly before 10am.  Partly sunny, with a high near 79. North wind 5 to 10 mph.

    High: 79 °F

    Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 71. North northeast wind around 10 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 88. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 73. Southeast wind around 10 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.

    Low: 73 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 85. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 85 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly before 10am. Partly sunny, with a high near 79. North wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 71. North northeast wind around 10 mph becoming east southeast after midnight. Winds could gust as high as 15 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 88. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southeast wind around 10 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind 5 to 10 mph becoming northwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 72.
Wednesday
Partly sunny, with a high near 77.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 68.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 68.
Saturday
Sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Gary IN
 41.63°N 87.4°W
5:27 am CDT Aug 17, 2025
8am CDT Aug 17, 2025-6pm CDT Aug 23, 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