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

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

55°F

13°C

Humidity 96%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 12 Oct 11:35 pm CDT
Extended Forecast for

Ozark IL

  • Tonight

    Tonight: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 79. Calm wind.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 56. Calm wind.

    Low: 56 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 54. Light east northeast wind.

    Low: 54 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75. East wind 3 to 6 mph.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. East wind 3 to 5 mph.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 52. Calm wind.
Columbus Day
Sunny, with a high near 79. Calm wind.
Monday Night
Partly cloudy, with a low around 55. Calm wind.
Tuesday
Sunny, with a high near 80. Calm wind becoming east northeast around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 56. Calm wind.
Wednesday
Sunny, with a high near 78. Calm wind becoming north northeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 54. Light east northeast wind.
Thursday
Sunny, with a high near 75. East wind 3 to 6 mph.
Thursday Night
Mostly clear, with a low around 53. East wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 80. South wind 5 to 7 mph.
Friday Night
Partly cloudy, with a low around 63. South southeast wind around 6 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 55. South southwest wind around 7 mph.
Sunday
A chance of showers. Mostly sunny, with a high near 71. West northwest wind 7 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ozark IL
 37.55°N 88.76°W
Last Update:
10:31 pm CDT Oct 12, 2025
Forecast Valid:
11pm CDT Oct 12, 2025-6pm CDT Oct 19, 2025
 
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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