Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
61°F
16°C
| Humidity | 94% |
| Wind Speed | N 2 mph |
| Barometer | 30.16 in |
| Dewpoint | 59°F (15°C) |
| Visibility | 10.00 mi |
| Last update | 3 Oct 10:15 pm CDT |
Extended Forecast for
Vienna IL
Tonight
Low: 54 °F
Mostly Cloudy
then Patchy
FogSunday
High: 78 °F
Decreasing
CloudsSunday Night
Low: 52 °F
Mostly Clear
Monday
High: 75 °F
Sunny
Monday Night
Low: 46 °F
Clear
Tuesday
High: 76 °F
Sunny
Tuesday Night
Low: 47 °F
Clear
Wednesday
High: 82 °F
Sunny
Wednesday Night
Low: 52 °F
Clear
Detailed Forecast
Tonight
Patchy fog between midnight and 1am. Otherwise, mostly cloudy, with a low around 54. Calm wind.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 78. North wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 52. Light north northeast wind.
Monday
Sunny, with a high near 75. Northeast wind around 7 mph.
Monday Night
Clear, with a low around 46. Calm wind.
Tuesday
Sunny, with a high near 76. Light east wind.
Tuesday Night
Clear, with a low around 47. Calm wind.
Wednesday
Sunny, with a high near 82. Light and variable wind.
Wednesday Night
Clear, with a low around 52. Calm wind.
Thursday
Sunny, with a high near 82. Calm wind.
Thursday Night
Clear, with a low around 52. Calm wind.
Friday
Sunny, with a high near 83. Light and variable wind.
Friday Night
Mostly clear, with a low around 55. Calm wind.
Saturday
A slight chance of showers. Sunny, with a high near 84. Calm wind becoming south southeast around 6 mph in the afternoon.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Vienna IL
37.42°N 88.88°W
37.42°N 88.88°W
9:46 pm CDT Oct 3, 2026
10pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
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