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

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

79°F

26°C

Humidity 87%
Wind Speed SW 7 mph
Barometer 29.68 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 Jun 4:15 am CDT
Extended Forecast for

Buckner IL

  • Today

    Today: Mostly sunny, with a high near 85. Light and variable wind becoming north northwest 5 to 8 mph in the morning.

    High: 85 °F

    Mostly Sunny

  • Tonight

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

    Low: 62 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 84. Light north wind.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. Light south southeast wind.

    Low: 68 °F

    Mostly Clear
    then Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 85. Light south southeast wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Mostly cloudy, with a low around 67. West southwest wind around 13 mph becoming northwest after midnight. Winds could gust as high as 18 mph.

    Low: 67 °F

    Showers

  • Monday

    Monday: A chance of showers before 1pm. Mostly cloudy, with a high near 80. North wind 10 to 13 mph.

    High: 80 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 85. Light and variable wind becoming north northwest 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 62. North northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 84. Light north wind.
Friday Night
Partly cloudy, with a low around 64. Calm wind.
Saturday
Mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. Light south southeast wind.
Sunday
Showers and possibly a thunderstorm. High near 85. Light south southeast wind becoming south southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Mostly cloudy, with a low around 67. West southwest wind around 13 mph becoming northwest after midnight. Winds could gust as high as 18 mph.
Monday
A chance of showers before 1pm. Mostly cloudy, with a high near 80. North wind 10 to 13 mph.
Monday Night
Partly cloudy, with a low around 61. North wind 5 to 10 mph becoming light in the evening.
Tuesday
Mostly sunny, with a high near 82. North northeast wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 62. Light north wind.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Light and variable wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Buckner IL
 37.98°N 89.02°W
Last Update:
2:01 am CDT Jun 18, 2026
Forecast Valid:
4am CDT Jun 18, 2026-6pm CDT Jun 24, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation