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

25°F

-4°C

Humidity 80%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 2 Dec 5:45 pm CST
Extended Forecast for

Energy IL

  • Tonight

    Tonight: Partly cloudy, with a low around 21. Calm wind becoming south around 5 mph after midnight.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. South southwest wind 5 to 10 mph.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 22. Light and variable wind becoming north 6 to 11 mph after midnight.

    Low: 22 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 30. North wind 5 to 11 mph.

    High: 30 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20. Light and variable wind.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 39. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 39 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. Light west southwest wind.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42. Calm wind becoming west around 6 mph.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28. Calm wind becoming east around 5 mph after midnight.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 21. Calm wind becoming south around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 42. South southwest wind 5 to 10 mph.
Wednesday Night
Increasing clouds, with a low around 22. Light and variable wind becoming north 6 to 11 mph after midnight.
Thursday
Partly sunny, with a high near 30. North wind 5 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 20. Light and variable wind.
Friday
Mostly sunny, with a high near 39. Calm wind becoming south southwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 26. Light west southwest wind.
Saturday
Mostly sunny, with a high near 42. Calm wind becoming west around 6 mph.
Saturday Night
Mostly cloudy, with a low around 28. Calm wind becoming east around 5 mph after midnight.
Sunday
A slight chance of showers after noon. Mostly cloudy, with a high near 39. East wind 5 to 9 mph becoming north in the afternoon.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 25. North wind around 6 mph.
Monday
Partly sunny, with a high near 37. North wind 5 to 7 mph becoming south southwest in the afternoon.
Monday Night
A slight chance of freezing rain. Mostly cloudy, with a low around 27. South southwest wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 41. West southwest wind 6 to 10 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:
3:16 pm CST Dec 2, 2025
Forecast Valid:
6pm CST Dec 2, 2025-6pm CST Dec 9, 2025
 
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