Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

5°F

-15°C

Humidity 66%
Wind Speed NW 7 mph
Barometer 30.38 in
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Wind Chill-7°F (-22°C)
Last update 26 Jan 3:35 am CST
Extended Forecast for

2 Miles SSW Goreville IL

Extreme Cold Warning January 26, 03:45am until January 27, 10:00am
Click here for hazard details and duration
Extreme Cold Warning
  •  
    Extreme Cold Warning January 26, 03:45am until January 27, 10:00am

    NOW until 10:00am Tue

    Extreme Cold Warning

  • Overnight

    Low: -2 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 14. Wind chill values as low as -17. North northwest wind 5 to 8 mph becoming light and variable  in the afternoon.

    High: 14 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a temperature rising to around 7 by 5am. Wind chill values as low as -11. Light south southwest wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 21 mph.

    Low: 4 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 30. Wind chill values as low as -8. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 30 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 0. Light north northwest wind.

    Low: 0 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 27. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 27 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 6. Light and variable wind.

    Low: 6 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 22. North wind 3 to 5 mph.

    High: 22 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around -2. Wind chill values as low as -13. North northwest wind around 8 mph.
Monday
Sunny, with a high near 14. Wind chill values as low as -17. North northwest wind 5 to 8 mph becoming light and variable in the afternoon.
Monday Night
Partly cloudy, with a temperature rising to around 7 by 5am. Wind chill values as low as -11. Light south southwest wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 21 mph.
Tuesday
Mostly sunny, with a high near 30. Wind chill values as low as -8. South southwest wind 5 to 10 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 0. Light north northwest wind.
Wednesday
Sunny, with a high near 27. Calm wind becoming west southwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 6. Light and variable wind.
Thursday
Mostly cloudy, with a high near 22. North wind 3 to 5 mph.
Thursday Night
Mostly cloudy, with a low around 4. North wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 18. North wind 5 to 7 mph.
Friday Night
Mostly clear, with a low around -2. North wind around 6 mph.
Saturday
Mostly sunny, with a high near 20. North northwest wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 4. Light and variable wind.
Sunday
Partly sunny, with a high near 26. South southwest wind 3 to 6 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Goreville IL
 37.54°N 88.99°W
3:16 am CST Jan 26, 2026
3am CST Jan 26, 2026-6pm CST Feb 1, 2026
 
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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