Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78°NLon: 89.25°WElev: 400ft.

Fair

49°F

9°C

Humidity 86%
Wind Speed Calm
Barometer 29.97 in (1014.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 8 May 6:52 am CDT
Extended Forecast for

Cobden IL

  • Today

    Today: Sunny, with a high near 74. South southwest wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a chance of showers between 1am and 3am.  Increasing clouds, with a low around 54. South southwest wind 5 to 9 mph becoming calm  after midnight.  Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

  • Saturday

    Saturday: Sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 72. Light north northwest wind becoming north 5 to 10 mph in the morning.

    High: 72 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of thunderstorms before 7pm.  Partly cloudy, with a low around 48. North wind 6 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 10%.

    Low: 48 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. North northeast wind 5 to 10 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 46. Light and variable wind.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. South wind 5 to 15 mph, with gusts as high as 24 mph.

    High: 74 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 74. South southwest wind 6 to 13 mph, with gusts as high as 22 mph.
Tonight
Showers and thunderstorms likely before 1am, then a chance of showers between 1am and 3am. Increasing clouds, with a low around 54. South southwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 70%.
Saturday
Sunny, with a high near 78. Calm wind becoming west southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 72. Light north northwest wind becoming north 5 to 10 mph in the morning.
Sunday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 48. North wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 10%.
Monday
Sunny, with a high near 69. North northeast wind 5 to 10 mph.
Monday Night
Clear, with a low around 46. Light and variable wind.
Tuesday
Sunny, with a high near 74. South wind 5 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 57. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 75. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Wednesday Night
Clear, with a low around 51. North wind 3 to 8 mph.
Thursday
Sunny, with a high near 77. Light and variable wind becoming east southeast 5 to 7 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Cobden IL
 37.54°N 89.27°W
5:21 am CDT May 8, 2026
7am CDT May 8, 2026-6pm CDT May 14, 2026
 
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