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.

Fair

12°F

-11°C

Humidity 73%
Wind Speed SW 12 mph
Barometer 30.29 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill-2°F (-19°C)
Last update 27 Jan 7:45 am CST
Extended Forecast for

Benton IL

Extreme Cold Warning January 27, 08:14am until January 27, 10:00am
Click here for hazard details and duration
...
  •  
    Extreme Cold Warning January 27, 08:14am until January 27, 10:00am

    NOW until 10:00am Tue

    Extreme Cold Warning

  • Today

    High: 30 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around -1. Northwest wind around 6 mph becoming calm in the evening.

    Low: -1 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 28. Wind chill values as low as -1. Calm wind becoming west southwest around 6 mph.

    High: 28 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 9. Calm wind.

    Low: 9 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 23. Calm wind becoming north around 6 mph in the afternoon.

    High: 23 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 3. North wind 3 to 6 mph.

    Low: 3 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 16. North wind 6 to 10 mph.

    High: 16 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -1. North northwest wind 6 to 8 mph.

    Low: -1 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 30. West northwest wind 7 to 10 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around -1. Northwest wind around 6 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 28. Wind chill values as low as -1. Calm wind becoming west southwest around 6 mph.
Wednesday Night
Mostly cloudy, with a low around 9. Calm wind.
Thursday
Mostly cloudy, with a high near 23. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 3. North wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 16. North wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around -1. North northwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 17. Northwest wind 6 to 10 mph.
Saturday Night
Partly cloudy, with a low around 1. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 25. West wind 3 to 6 mph.
Sunday Night
Mostly cloudy, with a low around 10. Southwest wind 3 to 5 mph.
Monday
Partly sunny, with a high near 32. West southwest wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Benton IL
 38°N 88.93°W
Last Update:
7:11 am CST Jan 27, 2026
Forecast Valid:
8am CST Jan 27, 2026-6pm CST Feb 2, 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