Hazardous Weather Conditions
Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Benton ILSimilar City Names
Flood Watch until March 5, 12:00pm
NOW until 12:00pm Thu

Flood Watch
Overnight

Low: 61 °F
Showers and
Patchy FogThursday
High: 71 °F
Showers and
Patchy Fog
then Chance
T-stormsThursday Night

Low: 60 °F
Chance
T-storms and
Patchy FogFriday
High: 78 °F
Partly Sunny
then Slight
Chance
ShowersFriday Night
Low: 62 °F
Mostly Cloudy
then Showers
LikelySaturday
High: 71 °F
Showers then
Chance
ShowersSaturday Night

Low: 42 °F
Mostly Cloudy
Sunday

High: 63 °F
Sunny
Detailed Forecast
Overnight
Showers and possibly a thunderstorm. Patchy fog. Steady temperature around 61. East southeast wind around 6 mph. Chance of precipitation is 90%.
Thursday
Showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and noon, then a chance of showers and thunderstorms after noon. Patchy fog before 9am. High near 71. South southeast wind 5 to 11 mph becoming west in the afternoon. Chance of precipitation is 90%.
Thursday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 5am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 60. Light and variable wind becoming south 5 to 7 mph in the evening. Chance of precipitation is 40%.
Friday
A 20 percent chance of showers after noon. Partly sunny, with a high near 78. South wind 8 to 17 mph, with gusts as high as 25 mph.
Friday Night
Showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 62. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm. High near 71. South southwest wind 9 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
Mostly cloudy, with a low around 42. Northwest wind 5 to 8 mph becoming calm after midnight.
Sunday
Sunny, with a high near 63. Calm wind becoming west around 5 mph.
Sunday Night
Mostly clear, with a low around 46. South southwest wind 3 to 5 mph.
Monday
Sunny, with a high near 73. South southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 60. South southwest wind around 9 mph, with gusts as high as 20 mph.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 76. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Showers and possibly a thunderstorm. Cloudy, with a low around 57. South southwest wind around 16 mph, with gusts as high as 28 mph.
Wednesday
Showers. Mostly cloudy, with a high near 64. Southwest wind 15 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 26 mph.
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ABOUT THIS FORECAST
Point Forecast:
Benton ILSimilar City Names
38°N 88.93°W
38°N 88.93°W
3:51 am CST Mar 5, 2026
5am CST Mar 5, 2026-6pm CDT Mar 11, 2026



