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.

Fair

72°F

22°C

Humidity 95%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Last update 15 Jun 9:15 pm CDT
Extended Forecast for

4 Miles SW Buncombe IL

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 70. Calm wind.

    Low: 70 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 81. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely then
    T-storms
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, then gradually becoming sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 88 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 74. South wind 3 to 6 mph.

    Low: 74 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89. South southwest wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 89 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. Southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.

    Low: 73 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. West northwest wind around 6 mph.

    High: 87 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after midnight. Mostly cloudy, with a low around 70. Calm wind.
Monday
A chance of showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and 1pm, then showers and thunderstorms likely after 1pm. Mostly cloudy, with a high near 81. Calm wind becoming west southwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.
Tuesday
A slight chance of showers, with thunderstorms also possible after 10am. Mostly cloudy, then gradually becoming sunny, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 74. South wind 3 to 6 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 89. South southwest wind 7 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73. Southwest wind 6 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Juneteenth
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. West northwest wind around 6 mph.
Thursday Night
Mostly clear, with a low around 68. Calm wind.
Friday
Mostly sunny, with a high near 89. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 72. Light south wind.
Saturday
Sunny, with a high near 93. South southwest wind 3 to 8 mph.
Saturday Night
Mostly clear, with a low around 75. South southwest wind 3 to 6 mph.
Sunday
Sunny, with a high near 93. South southwest wind 3 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Buncombe IL
 37.45°N 89.02°W
Last Update:
9:01 pm CDT Jun 15, 2025
Forecast Valid:
9pm CDT Jun 15, 2025-6pm CDT Jun 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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