Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

18°F

-8°C

Humidity 73%
Wind Speed NW 9 mph
Barometer 30.42 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 30 Dec 7:45 am CST
Extended Forecast for

Benton IL

  • Today

    Today: Increasing clouds, with a high near 35. West northwest wind 7 to 9 mph becoming southwest in the afternoon.

    High: 35 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 27. Southwest wind 5 to 7 mph.

    Low: 27 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. West wind 5 to 10 mph.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 27. Light and variable wind.

    Low: 27 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 41. Light and variable wind becoming north northeast around 6 mph.

    High: 41 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, with a high near 47. Calm wind becoming east northeast around 6 mph in the morning.

    High: 47 °F

    Cloudy

  • Friday Night

    Friday Night: A slight chance of showers before midnight.  Mostly cloudy, with a low around 29. North northeast wind 3 to 6 mph.

    Low: 29 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 43. North northeast wind 3 to 7 mph.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 35. West northwest wind 7 to 9 mph becoming southwest in the afternoon.
Tonight
Mostly clear, with a low around 27. Southwest wind 5 to 7 mph.
Wednesday
Partly sunny, with a high near 43. West wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 27. Light and variable wind.
New Year's Day
Mostly sunny, with a high near 41. Light and variable wind becoming north northeast around 6 mph.
Thursday Night
Mostly cloudy, with a low around 31. Calm wind.
Friday
Cloudy, with a high near 47. Calm wind becoming east northeast around 6 mph in the morning.
Friday Night
A slight chance of showers before midnight. Mostly cloudy, with a low around 29. North northeast wind 3 to 6 mph.
Saturday
Mostly sunny, with a high near 43. North northeast wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 28. Calm wind.
Sunday
Mostly sunny, with a high near 50. Calm wind becoming south 5 to 7 mph in the morning.
Sunday Night
Partly cloudy, with a low around 35. South wind around 6 mph becoming west southwest after midnight.
Monday
Sunny, with a high near 51. West northwest wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Benton IL
 38°N 88.93°W
5:41 am CST Dec 30, 2025
8am CST Dec 30, 2025-6pm CST Jan 5, 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