Severe Thunderstorms and Heavy Rain in the Central Plains and Midwest; Heat Pushes into the South and East

Scattered severe thunderstorms capable of large hail in excess of two inches, strong tornadoes, and damaging wind gusts are likely across parts of the Upper Mississippi Valley and Midwest this evening. Heavy to excessive rainfall may bring a flooding threat to portions of the Central Plains to the Midwest through Thursday. The heatwave in the Central U.S. will begin to push South and East Thursday Read More >

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Mostly Cloudy

76°F

24°C

Humidity 88%
Wind Speed S 7 mph
Barometer 29.87 in (1011.1 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 11 Jun 5:52 am CDT
Extended Forecast for

Carbondale/Murphysboro, Southern Illinois Airport IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms before 8am.  Sunny, with a high near 92. Breezy, with a south southwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 92 °F

    Slight Chance
    T-storms then
    Sunny and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 2am.  Low around 68. South southwest wind 6 to 16 mph becoming northwest after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 80%.

    Low: 68 °F

    Showers

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 85. North northwest wind around 6 mph.

    High: 85 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the morning.  Chance of precipitation is 50%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 69. South wind around 6 mph.  Chance of precipitation is 80%.

    Low: 69 °F

    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms before 1pm.  Mostly cloudy, with a high near 81. North northwest wind 6 to 10 mph.

    High: 81 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 59 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers before 1pm.  Partly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 79 °F

    Slight Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms before 8am. Sunny, with a high near 92. Breezy, with a south southwest wind 8 to 13 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 29 mph.
Tonight
Showers and thunderstorms, mainly before 2am. Low around 68. South southwest wind 6 to 16 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Friday
Partly sunny, then gradually becoming sunny, with a high near 85. North northwest wind around 6 mph.
Friday Night
Mostly clear, with a low around 63. Calm wind.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 50%.
Saturday Night
Showers and possibly a thunderstorm. Low around 69. South wind around 6 mph. Chance of precipitation is 80%.
Sunday
A 40 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 81. North northwest wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 59. North northwest wind around 6 mph becoming calm in the evening.
Monday
A slight chance of showers before 1pm. Partly sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58. Calm wind.
Tuesday
Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61. West southwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 84. Light southwest wind becoming south southwest 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Carbondale/Murphysboro, Southern Illinois Airport IL
 37.77°N 89.26°W
5:51 am CDT Jun 11, 2026
6am CDT Jun 11, 2026-6pm CDT Jun 17, 2026
 
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Additional Resources

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