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

64°F

18°C

Humidity 83%
Wind Speed SW 12 mph
Barometer 29.97 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 7 Mar 3:45 pm CST
Extended Forecast for

Energy IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly before 5pm. Mostly cloudy, with a steady temperature around 61. West wind around 13 mph, with gusts as high as 20 mph.

    High: 61 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. Northwest wind 6 to 11 mph becoming light after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 66. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46. South wind around 6 mph.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 75. South southwest wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. South southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 61 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 78. South southwest wind 9 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Cloudy, with a low around 60. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 26 mph.

    Low: 60 °F

    Chance
    T-storms and
    Breezy then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. Cloudy, with a high near 70. South southwest wind 16 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph.

    High: 70 °F

    Showers

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly before 5pm. Mostly cloudy, with a steady temperature around 61. West wind around 13 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 40. Northwest wind 6 to 11 mph becoming light after midnight.
Sunday
Sunny, with a high near 66. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Sunday Night
Clear, with a low around 46. South wind around 6 mph.
Monday
Sunny, with a high near 75. South southwest wind 7 to 16 mph, with gusts as high as 24 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 61. South southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 9am. Mostly cloudy, with a high near 78. South southwest wind 9 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Cloudy, with a low around 60. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 26 mph.
Wednesday
Showers and possibly a thunderstorm. Cloudy, with a high near 70. South southwest wind 16 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph.
Wednesday Night
A chance of showers before midnight. Partly cloudy, with a low around 34. Northwest wind 14 to 18 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 57. Northwest wind 6 to 14 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 42. South wind 5 to 13 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 67. Southwest wind 14 to 18 mph, with gusts as high as 29 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Energy IL
 37.76°N 89°W
Last Update:
2:07 pm CST Mar 7, 2026
Forecast Valid:
4pm CST Mar 7, 2026-6pm CDT Mar 13, 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