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 Index80°F (27°C)
Last update 28 Sep 3:45 pm CDT
Extended Forecast for

Vienna IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. Calm wind.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 53. Calm wind.

    Low: 53 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Light and variable wind.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89. Calm wind becoming south 5 to 7 mph in the morning.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. Calm wind becoming south around 5 mph after midnight.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. South southwest wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 89 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 1am.  Mostly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Chance
    Showers

  • Friday

    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.

    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
1:26 pm CDT Sep 28, 2026
4pm CDT Sep 28, 2026-6pm CDT Oct 4, 2026
 
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Additional Resources

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