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.

Fog/Mist

46°F

8°C

Humidity 93%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 45°F (7°C)
Visibility 1.50 mi
Last update 23 Nov 12:47 pm CST
Extended Forecast for

Ozark IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 51. Calm wind.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Patchy Fog

  • Monday

    Monday: Showers likely after noon. Mostly cloudy, with a high near 58. Calm wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 60%.

    High: 58 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday Night

    Monday Night: Showers. Low around 51. South southeast wind around 6 mph. Chance of precipitation is 100%.

    Low: 51 °F

    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before noon. Mostly cloudy, with a high near 63. West southwest wind 3 to 7 mph.

    High: 63 °F

    Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. Light west southwest wind becoming northwest 5 to 10 mph in the evening. Winds could gust as high as 18 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 47. West northwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 47 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. West northwest wind 3 to 5 mph.

    Low: 29 °F

    Partly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 45. West northwest wind 3 to 6 mph.

    High: 45 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 51. Calm wind.
Tonight
Patchy fog between 8pm and 2am. Otherwise, mostly cloudy, with a low around 43. Calm wind.
Monday
Showers likely after noon. Mostly cloudy, with a high near 58. Calm wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 60%.
Monday Night
Showers. Low around 51. South southeast wind around 6 mph. Chance of precipitation is 100%.
Tuesday
A 30 percent chance of showers before noon. Mostly cloudy, with a high near 63. West southwest wind 3 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 39. Light west southwest wind becoming northwest 5 to 10 mph in the evening. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 47. West northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 29. West northwest wind 3 to 5 mph.
Thanksgiving Day
Sunny, with a high near 45. West northwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 26. Calm wind.
Friday
Mostly sunny, with a high near 46. Calm wind becoming south around 6 mph.
Friday Night
Mostly cloudy, with a low around 33. Calm wind becoming south southeast around 6 mph after midnight.
Saturday
A chance of showers. Mostly cloudy, with a high near 49. South southeast wind 6 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ozark IL
 37.55°N 88.76°W
Last Update:
10:26 am CST Nov 23, 2025
Forecast Valid:
1pm CST Nov 23, 2025-6pm CST Nov 29, 2025
 
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