Severe Thunderstorms in the Central Plains; Heavy Rainfall in the Mississippi and Tennessee Valleys; Critical Fire Weather in the Southwest

Scattered severe storms capable of large to very large hail, severe wind gusts, and a few tornadoes will be possible across the central Plains. Heavy rain will pose a flash flood threat across portions of the Mississippi Valley into the Tennessee and Ohio Valleys. Hot, dry and windy conditions will continue to bring a critical fire weather threat from the Southwest into the Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Mostly Cloudy

74°F

23°C

Humidity 97%
Wind Speed SE 8 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 8 Jun 5:52 am CDT
Extended Forecast for

Murphysboro IL

  • Today

    Today: Showers and thunderstorms likely, mainly before 3pm.  Partly sunny, with a high near 84. South southwest wind 6 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%.

    High: 84 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 5am.  Mostly cloudy, with a low around 71. South wind 6 to 8 mph.

    Low: 71 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms, mainly between 3pm and 4pm.  Mostly sunny, with a high near 90. Southwest wind 8 to 10 mph.

    High: 90 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. South southwest wind around 8 mph.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75. South wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 91. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 71. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers and thunderstorms.  Mostly sunny, with a high near 89. Light and variable wind becoming north northwest around 6 mph in the morning.

    High: 89 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 3pm. Partly sunny, with a high near 84. South southwest wind 6 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 5am. Mostly cloudy, with a low around 71. South wind 6 to 8 mph.
Tuesday
A 20 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 90. Southwest wind 8 to 10 mph.
Tuesday Night
Mostly clear, with a low around 74. South southwest wind around 8 mph.
Wednesday
Sunny, with a high near 92. South southwest wind 6 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 75. South wind 8 to 13 mph, with gusts as high as 20 mph.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South southwest wind 5 to 13 mph, with gusts as high as 20 mph.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Light and variable wind becoming north northwest around 6 mph in the morning.
Friday Night
A chance of showers after 1am. Mostly clear, with a low around 69. Light and variable wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Calm wind becoming south southwest around 6 mph in the morning.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. West wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Murphysboro IL
 37.77°N 89.34°W
5:46 am CDT Jun 8, 2026
6am CDT Jun 8, 2026-6pm CDT Jun 14, 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