Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

62°F

17°C

Humidity 52%
Wind Speed S 17 G 26 mph
Barometer 29.70 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 15 Mar 4:15 am CDT
Extended Forecast for

2 Miles W Vienna IL

Wind Advisory March 15, 10:00am until March 16, 07:00am
Click here for hazard details and duration
Wind Advisory
  • Today

    Today: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm.  Mostly cloudy, with a high near 71. Breezy, with a south wind 13 to 22 mph, with gusts as high as 38 mph.  Chance of precipitation is 60%.

    High: 71 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm.  Low around 26. West northwest wind 15 to 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%.

    Low: 26 °F

    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 35. West northwest wind around 16 mph, with gusts as high as 29 mph.

    High: 35 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly clear, with a low around 18. West northwest wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 40. Northwest wind 3 to 6 mph.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Calm wind becoming south 5 to 9 mph after midnight. Winds could gust as high as 18 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 59. South wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 59 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. South southwest wind 3 to 6 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 70. South southwest wind 3 to 6 mph.

    High: 70 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 13 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 60%.
Tonight
Showers and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm. Low around 26. West northwest wind 15 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.
Monday
Mostly cloudy, with a high near 35. West northwest wind around 16 mph, with gusts as high as 29 mph.
Monday Night
Mostly clear, with a low around 18. West northwest wind 6 to 11 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 40. Northwest wind 3 to 6 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Calm wind becoming south 5 to 9 mph after midnight. Winds could gust as high as 18 mph.
Wednesday
Mostly cloudy, with a high near 59. South wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 42. South southwest wind 3 to 6 mph.
Thursday
Sunny, with a high near 70. South southwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 46. Light and variable wind.
Friday
Mostly sunny, with a high near 75. Calm wind becoming southwest around 6 mph in the morning.
Friday Night
Partly cloudy, with a low around 51. Southwest wind around 6 mph becoming northwest after midnight.
Saturday
Partly sunny, with a high near 70. North northwest wind 6 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Vienna IL
 37.42°N 88.94°W
4:21 am CDT Mar 15, 2026
4am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
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Additional Resources

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