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 94%
Wind Speed SW 16 G 30 mph
Barometer 29.89 in
Dewpoint 63°F (17°C)
Visibility 7.00 mi
Last update 9 Mar 2:45 pm CDT
Extended Forecast for

Energy IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 73. South southwest wind 10 to 13 mph, with gusts as high as 26 mph.

    High: 73 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. South southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers after 5pm. Partly sunny, with a high near 79. South southwest wind 8 to 16 mph, with gusts as high as 25 mph.

    High: 79 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. South southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 66 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 72. South southwest wind 16 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.

    High: 72 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 35. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 28 mph.

    Low: 35 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 55. North northwest wind around 7 mph becoming west in the afternoon.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. South wind 6 to 14 mph, with gusts as high as 24 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 66. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 66 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 73. South southwest wind 10 to 13 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, with a low around 63. South southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Tuesday
A 10 percent chance of showers after 5pm. Partly sunny, with a high near 79. South southwest wind 8 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 66. South southwest wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 72. South southwest wind 16 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 35. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 55. North northwest wind around 7 mph becoming west in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. South wind 6 to 14 mph, with gusts as high as 24 mph.
Friday
Mostly cloudy, with a high near 66. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 42. West southwest wind around 6 mph becoming east northeast after midnight.
Saturday
Sunny, with a high near 71. East southeast wind 6 to 13 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 54. South wind 10 to 14 mph, with gusts as high as 23 mph.
Sunday
A chance of showers. Partly sunny, with a high near 68. Breezy, with a south southwest wind 14 to 20 mph becoming west northwest in the afternoon. Winds could gust 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 89.03°W
Last Update:
3:01 pm CDT Mar 9, 2026
Forecast Valid:
3pm CDT Mar 9, 2026-6pm CDT Mar 15, 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