Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
48°F
9°C
| Humidity | 39% |
| Wind Speed | SW 18 G 30 mph |
| Barometer | 29.75 in |
| Dewpoint | 24°F (-4°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 24 Feb 9:15 pm CST |
Extended Forecast for
Benton IL
Tonight

Low: 39 °F
Mostly Cloudy
Wednesday

High: 55 °F
Slight Chance
ShowersWednesday Night
Low: 37 °F
Mostly Cloudy
then Chance
ShowersThursday
High: 52 °F
Chance
Showers then
Partly SunnyThursday Night

Low: 34 °F
Partly Cloudy
Friday

High: 62 °F
Sunny
Friday Night

Low: 41 °F
Mostly Clear
Saturday

High: 68 °F
Sunny
Saturday Night

Low: 36 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 39. Southwest wind 9 to 14 mph becoming light west after midnight. Winds could gust as high as 28 mph.
Wednesday
A slight chance of showers between 10am and 3pm. Mostly cloudy, with a high near 55. Light and variable wind. Chance of precipitation is 20%.
Wednesday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 37. Calm wind becoming east northeast around 6 mph in the evening.
Thursday
A 30 percent chance of showers before noon. Mostly cloudy, with a high near 52. East northeast wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 34. Light and variable wind.
Friday
Sunny, with a high near 62. Calm wind becoming southwest 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 41. Southwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 68. South wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 36. South wind 7 to 10 mph becoming north northeast in the evening. Winds could gust as high as 18 mph.
Sunday
A slight chance of showers after noon. Partly sunny, with a high near 52. East northeast wind 9 to 11 mph, with gusts as high as 18 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 35. East northeast wind around 9 mph, with gusts as high as 18 mph.
Monday
A slight chance of showers. Mostly cloudy, with a high near 55. East southeast wind around 10 mph, with gusts as high as 18 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. East southeast wind around 8 mph.
Tuesday
A chance of showers. Mostly cloudy, with a high near 57. Northeast wind 7 to 9 mph becoming southwest in the morning.
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ABOUT THIS FORECAST
Point Forecast:
Benton IL
38°N 88.93°W
38°N 88.93°W
8:36 pm CST Feb 24, 2026
9pm CST Feb 24, 2026-6pm CST Mar 3, 2026



