Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fog
70°F
21°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 30.05 in |
| Dewpoint | 70°F (21°C) |
| Visibility | 0.15 mi |
| Last update | 14 Oct 10:55 pm CDT |
Extended Forecast for
Benton IL
Tonight
Low: 70 °F
Chance
T-stormsThursday
High: 88 °F
Showers
LikelyThursday Night
Low: 52 °F
Chance
Showers then
Showers
LikelyFriday
High: 58 °F
Breezy.
Chance
Showers then
Partly SunnyFriday Night
Low: 42 °F
Partly Cloudy
Saturday
High: 63 °F
Sunny
Saturday Night
Low: 38 °F
Clear
Sunday
High: 69 °F
Sunny
Sunday Night
Low: 42 °F
Mostly Clear
Detailed Forecast
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 3am. Mostly cloudy, with a steady temperature around 70. Calm wind.
Thursday
Showers and thunderstorms likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 5pm, then a chance of showers and thunderstorms after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 88. Light and variable wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely. Increasing clouds, with a low around 52. Southwest wind 9 to 17 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%.
Friday
A 30 percent chance of showers before 7am. Partly sunny, with a high near 58. Breezy, with a northwest wind 17 to 22 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 42. Northwest wind 11 to 18 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 63. North northeast wind 8 to 11 mph.
Saturday Night
Clear, with a low around 38. Calm wind.
Sunday
Sunny, with a high near 69. Calm wind becoming south southeast 5 to 7 mph in the morning.
Sunday Night
Mostly clear, with a low around 42. Calm wind.
Monday
Mostly sunny, with a high near 73. Calm wind becoming south 5 to 7 mph in the morning.
Monday Night
Partly cloudy, with a low around 46. Calm wind.
Tuesday
Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 50. Calm wind.
Wednesday
Sunny, with a high near 80. Calm wind becoming south around 6 mph in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Benton IL
38°N 88.93°W
38°N 88.93°W
10:16 pm CDT Oct 14, 2026
11pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
