National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

-4°C

24°F

Humidity 80%
Wind Speed Calm
Barometer 30.13 in
Dewpoint -7°C (19°F)
Visibility 16 km
Last update 9 Feb 5:35 am CST
Extended Forecast for

3 Miles E Energy IL

  • Today

    Today: Sunny, with a high near 12. Calm wind.

    High: 12 °C

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a steady temperature around 7. Light south southeast wind becoming south southwest 8 to 13 km/h in the evening.

    Low: 7 °C

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 17. Southwest wind 11 to 13 km/h becoming north northwest in the afternoon.

    High: 17 °C

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 1. North wind around 10 km/h.

    Low: 1 °C

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 10. North wind 5 to 10 km/h.

    High: 10 °C

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -1. Calm wind.

    Low: -1 °C

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 9. East wind 5 to 10 km/h.

    High: 9 °C

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A chance of showers. Cloudy, with a low around 1. East wind 8 to 10 km/h.

    Low: 1 °C

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers. Mostly cloudy, with a high near 8. East northeast wind 10 to 13 km/h.

    High: 8 °C

    Slight Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 12. Calm wind.
Tonight
Partly cloudy, with a steady temperature around 7. Light south southeast wind becoming south southwest 8 to 13 km/h in the evening.
Tuesday
Mostly sunny, with a high near 17. Southwest wind 11 to 13 km/h becoming north northwest in the afternoon.
Tuesday Night
A 30 percent chance of showers, mainly before midnight. Mostly cloudy, with a low around 1. North wind around 10 km/h.
Wednesday
Mostly sunny, with a high near 10. North wind 5 to 10 km/h.
Wednesday Night
Mostly cloudy, with a low around -1. Calm wind.
Thursday
Mostly cloudy, with a high near 9. East wind 5 to 10 km/h.
Thursday Night
A chance of showers. Cloudy, with a low around 1. East wind 8 to 10 km/h.
Friday
A slight chance of showers. Mostly cloudy, with a high near 8. East northeast wind 10 to 13 km/h.
Friday Night
A chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 1. East northeast wind around 11 km/h.
Saturday
Showers likely. Cloudy, with a high near 9. East northeast wind 11 to 16 km/h.
Saturday Night
Showers likely. Mostly cloudy, with a low around 2. North wind around 16 km/h, with gusts as high as 29 km/h.
Sunday
A chance of showers. Mostly sunny, with a high near 11. Northwest wind 13 to 18 km/h, with gusts as high as 29 km/h.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Energy IL
 37.78°N 88.97°W
Last Update:
5:06 am CST Feb 9, 2026
Forecast Valid:
5am CST Feb 9, 2026-6pm CST Feb 15, 2026
 
Forecast Discussion
 
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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