Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

81°F

27°C

Humidity 84%
Wind Speed S 8 mph
Barometer 29.97 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 Jul 6:53 pm CDT
Extended Forecast for

4 Miles E Carbondale IL

  • Tonight

    Tonight: Partly cloudy, with a low around 76. South southeast wind around 6 mph becoming southwest after midnight.

    Low: 76 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 93. Heat index values as high as 106. Southwest wind 6 to 9 mph.

    High: 93 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 76. South southwest wind 3 to 6 mph.

    Low: 76 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 92. West southwest wind 3 to 6 mph.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 76. Light south southeast wind.

    Low: 76 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 94. Light south southeast wind.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. Light east southeast wind.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. Light south southeast wind.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 76. South southeast wind around 6 mph becoming southwest after midnight.
Sunday
Mostly sunny, with a high near 93. Heat index values as high as 106. Southwest wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 76. South southwest wind 3 to 6 mph.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. West southwest wind 3 to 6 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 76. Light south southeast wind.
Tuesday
Sunny, with a high near 94. Light south southeast wind.
Tuesday Night
Mostly clear, with a low around 76. Light east southeast wind.
Wednesday
Sunny, with a high near 95. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 77. Light south southeast wind.
Thursday
Mostly sunny, with a high near 95. Calm wind becoming south southwest around 6 mph in the morning.
Thursday Night
Mostly clear, with a low around 77. South wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94. South southwest wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 76. South wind around 5 mph becoming calm in the evening.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 94. Calm wind becoming south southwest around 6 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Carbondale IL
 37.74°N 89.14°W
7:17 pm CDT Jul 19, 2025
7pm CDT Jul 19, 2025-6pm CDT Jul 26, 2025
 
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Additional Resources

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Hourly Weather Forecast

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