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.

A Few Clouds

54°F

12°C

Humidity 28%
Wind Speed SW 6 mph
Barometer 30.19 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 12 Mar 4:45 pm CDT
Extended Forecast for

3 Miles SW Ozark IL

  • Tonight

    Tonight: Mostly clear, with a low around 41. South wind 5 to 10 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 38 mph.

    Low: 41 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 63. Southwest wind 9 to 15 mph, with gusts as high as 32 mph.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 67. East wind 5 to 8 mph becoming south southeast in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. South southeast wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 13 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%.

    High: 71 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 1am, then a chance of rain and snow showers. Some thunder is also possible. Low around 27. Breezy, with a south southwest wind around 20 mph becoming west northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 80%.

    Low: 27 °F

    Breezy.
    Showers then
    Rain/Snow

  • Monday

    Monday: Mostly cloudy, with a high near 34. West northwest wind 16 to 18 mph, with gusts as high as 31 mph.

    High: 34 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly clear, with a low around 16. West northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 41. South wind 5 to 10 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 38 mph.
Friday
Mostly sunny, with a high near 63. Southwest wind 9 to 15 mph, with gusts as high as 32 mph.
Friday Night
Mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 67. East wind 5 to 8 mph becoming south southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 54. South southeast wind 6 to 10 mph, with gusts as high as 22 mph.
Sunday
Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 71. Breezy, with a south wind 13 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 60%.
Sunday Night
Rain showers before 1am, then a chance of rain and snow showers. Some thunder is also possible. Low around 27. Breezy, with a south southwest wind around 20 mph becoming west northwest after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 80%.
Monday
Mostly cloudy, with a high near 34. West northwest wind 16 to 18 mph, with gusts as high as 31 mph.
Monday Night
Mostly clear, with a low around 16. West northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 38. West wind 5 to 7 mph.
Tuesday Night
A slight chance of snow showers. Mostly cloudy, with a low around 27. South southeast wind 5 to 7 mph.
Wednesday
Partly sunny, with a high near 55. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 40. South southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 65. South southwest wind 6 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Ozark IL
 37.51°N 88.79°W
Last Update:
1:21 pm CDT Mar 12, 2026
Forecast Valid:
5pm CDT Mar 12, 2026-6pm CDT Mar 19, 2026
 
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Additional Resources

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Chance of Precipitation