National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

67°F

19°C

Humidity 89%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 21 Jun 2:35 am CDT
Extended Forecast for

6 Miles ESE Cobden IL

  • Overnight

    Overnight: Mostly clear, with a low around 66. Calm wind.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 87. Light southeast wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 26 mph.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms, mainly before 3am, then showers likely and possibly a thunderstorm after 4am. Low around 69. South southwest wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%.

    Low: 69 °F

    T-storms then
    Showers

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 79. Northwest wind 6 to 9 mph.

    High: 79 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. North wind 5 to 7 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Light north northeast wind.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 66. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Increasing clouds, with a high near 87. Light southeast wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 26 mph.
Sunday Night
Showers and thunderstorms, mainly before 3am, then showers likely and possibly a thunderstorm after 4am. Low around 69. South southwest wind 7 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 100%.
Monday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 79. Northwest wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 62. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 82. Light north northeast wind.
Tuesday Night
Mostly clear, with a low around 63. Calm wind.
Wednesday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Calm wind.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 66. Calm wind.
Thursday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Calm wind.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Light and variable wind.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Light south southwest wind.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Light south wind becoming south southwest 8 to 13 mph in the morning. Winds could gust as high as 22 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Cobden IL
 37.52°N 89.16°W
Last Update:
1:26 am CDT Jun 21, 2026
Forecast Valid:
2am CDT Jun 21, 2026-6pm CDT Jun 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation