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

38°F

3°C

Humidity 80%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 14 Mar 2:55 am CDT
Extended Forecast for

3 Miles WNW Buncombe IL

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 43. Light east northeast wind.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 68. East northeast wind 5 to 9 mph becoming south southeast in the afternoon.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. South wind 6 to 11 mph, with gusts as high as 24 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 72. Breezy, with a south wind 14 to 23 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.

    High: 72 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of snow showers after 4am. Some thunder is also possible. Low around 26. South wind 15 to 18 mph becoming west northwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%.

    Low: 26 °F

    Showers then
    Rain/Snow

  • Monday

    Monday: Mostly cloudy, with a high near 33. West northwest wind 15 to 17 mph, with gusts as high as 30 mph.

    High: 33 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. West northwest wind 5 to 13 mph, with gusts as high as 23 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 38. West northwest wind 3 to 6 mph.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers after 1am. Mostly cloudy, with a low around 29. Light south wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 21 mph.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance Snow
    Showers

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 43. Light east northeast wind.
Saturday
Sunny, with a high near 68. East northeast wind 5 to 9 mph becoming south southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 55. South wind 6 to 11 mph, with gusts as high as 24 mph.
Sunday
Showers likely and possibly a thunderstorm, mainly after 4pm. Mostly cloudy, with a high near 72. Breezy, with a south wind 14 to 23 mph, with gusts as high as 40 mph. Chance of precipitation is 60%.
Sunday Night
Rain showers before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of snow showers after 4am. Some thunder is also possible. Low around 26. South wind 15 to 18 mph becoming west northwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%.
Monday
Mostly cloudy, with a high near 33. West northwest wind 15 to 17 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 16. West northwest wind 5 to 13 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 38. West northwest wind 3 to 6 mph.
Tuesday Night
A slight chance of snow showers after 1am. Mostly cloudy, with a low around 29. Light south wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 21 mph.
Wednesday
Mostly cloudy, with a high near 58. South wind 11 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 41. South southwest wind around 6 mph becoming calm after midnight.
Thursday
Sunny, with a high near 70. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 48. Light south wind.
Friday
Sunny, with a high near 71. Light and variable wind becoming west 5 to 8 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Buncombe IL
 37.49°N 89.02°W
Last Update:
1:26 am CDT Mar 14, 2026
Forecast Valid:
3am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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