Extreme Heat and Severe Thunderstorms Today

Extreme heat continues today from the central Plains to the lower Mississippi River Valley, over southeast Montana, and from southern California into the Southwest Deserts. Extreme Heat Warnings remain in effect. Severe thunderstorms capable of strong to severe wind gusts and large hail are possible across the Great Lakes into the Ohio Valley today into tonight. Read More >

Current conditions at

Gary Regional Airport (KGYY)

Lat: 41.61°NLon: 87.41°WElev: 584ft.

Mostly Cloudy

75°F

24°C

Humidity 100%
Wind Speed S 8 mph
Barometer 29.73 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Last update 27 Jul 3:50 pm CDT
Extended Forecast for

4 Miles NNW Burnham IL

Severe T-storm Watch until July 27, 07:00pm
Severe T-storm Warning July 27, 04:40pm until July 27, 05:30pm
Flash Flood Warning July 27, 04:40pm until July 27, 05:00pm
Click here for hazard details and duration
Severe T-storm Watch
Severe T-storm Warning
Flash Flood Warning
  •  
    Severe T-storm Watch until July 27, 07:00pm
    Severe T-storm Warning July 27, 04:40pm until July 27, 05:30pm
    Flash Flood Warning July 27, 04:40pm until July 27, 05:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 71 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe.  Cloudy, then gradually becoming partly cloudy, with a low around 71. Southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.

    Low: 71 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 77. North wind around 15 mph, with gusts as high as 25 mph.

    High: 77 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66. North wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. North wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 5pm. Some of the storms could be severe. Cloudy, with a steady temperature around 71. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Cloudy, then gradually becoming partly cloudy, with a low around 71. Southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 77. North wind around 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 66. North wind 5 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 79. North wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 70.
Friday
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
Friday Night
A chance of showers. Mostly cloudy, with a low around 70.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 69.
Sunday
Mostly sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 67.
Monday
Sunny, with a high near 82.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Burnham IL
 41.7°N 87.57°W
4:31 pm CDT Jul 27, 2026
4pm CDT Jul 27, 2026-6pm CDT Aug 3, 2026
 
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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