Current conditions at
Marion - Williamson County Regional Airport (KMWA)
Lat: 37.77°NLon: 89.01°WElev: 486ft.
Fair
82°F
28°C
| Humidity | 26% |
| Wind Speed | NE 6 mph |
| Barometer | 30.00 in |
| Dewpoint | 45°F (7°C) |
| Visibility | 10.00 mi |
| Heat Index | 80°F (27°C) |
| Last update | 28 Sep 3:45 pm CDT |
Extended Forecast for
Vienna IL
This Afternoon

High: 80 °F
Sunny
Tonight

Low: 53 °F
Clear
Tuesday

High: 83 °F
Sunny
Tuesday Night

Low: 59 °F
Mostly Clear
Wednesday

High: 89 °F
Mostly Sunny
Wednesday Night

Low: 68 °F
Partly Cloudy
Thursday

High: 89 °F
Mostly Sunny
Thursday Night

Low: 68 °F
Chance
ShowersFriday

High: 81 °F
Showers
Likely
Detailed Forecast
This Afternoon
Sunny, with a high near 80. Calm wind.
Tonight
Clear, with a low around 53. Calm wind.
Tuesday
Sunny, with a high near 83. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 59. Calm wind.
Wednesday
Mostly sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 68. Calm wind becoming south around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 89. South southwest wind 5 to 11 mph, with gusts as high as 20 mph.
Thursday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 68. Calm wind.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. Light and variable wind becoming south 5 to 7 mph in the morning.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Light north northeast wind.
Saturday
A chance of showers. Partly sunny, with a high near 74. Northeast wind 3 to 6 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 60. Calm wind.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 73. North wind 3 to 8 mph.
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ABOUT THIS FORECAST
Point Forecast:
Vienna IL
37.42°N 88.88°W
37.42°N 88.88°W
1:26 pm CDT Sep 28, 2026
4pm CDT Sep 28, 2026-6pm CDT Oct 4, 2026


