National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

61°F

16°C

Humidity 59%
Wind Speed N 18 G 29 mph
Barometer 29.83 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 Nov 8:55 pm CST
Extended Forecast for

3 Miles NNE Vienna IL

  • Tonight

    Tonight: Mostly clear, with a low around 41. North northwest wind 6 to 13 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 55. North northwest wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 55 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 30 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 48. North northwest wind 6 to 10 mph.

    High: 48 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Light north northwest wind.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 50. Light north wind.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 41. North northwest wind 6 to 13 mph, with gusts as high as 30 mph.
Thursday
A slight chance of showers between 1pm and 4pm. Mostly sunny, with a high near 55. North northwest wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 30. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 48. North northwest wind 6 to 10 mph.
Friday Night
Mostly clear, with a low around 26. Light north northwest wind.
Saturday
Sunny, with a high near 50. Light north wind.
Saturday Night
Mostly clear, with a low around 26. Calm wind.
Sunday
Mostly sunny, with a high near 53. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 30. Calm wind.
Monday
Sunny, with a high near 53. Calm wind becoming east northeast around 5 mph.
Monday Night
Mostly clear, with a low around 29. Calm wind.
Tuesday
Sunny, with a high near 56. Calm wind becoming east northeast around 5 mph.
Tuesday Night
Clear, with a low around 30. Calm wind.
Wednesday
Sunny, with a high near 60. Light east wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Vienna IL
 37.44°N 88.88°W
Last Update:
7:06 pm CST Nov 11, 2026
Forecast Valid:
9pm CST Nov 11, 2026-6pm CST Nov 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation