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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Ozark IL

  • Overnight

    Overnight: A slight chance of rain and snow before 4am, then a chance of flurries between 4am and 5am. Cloudy, with a low around 27. North wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 27 °F

    Slight Chance
    Rain/Snow

  • Monday

    Monday: Cloudy through mid morning, then gradual clearing, with a high near 37. North wind 3 to 8 mph.

    High: 37 °F

    Gradual
    Clearing

  • Monday Night

    Monday Night: Mostly clear, with a low around 26. Calm wind becoming south southwest 5 to 9 mph after midnight. Winds could gust as high as 18 mph.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. Southwest wind around 14 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50. Southwest wind 7 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 50 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow showers after midnight. Mostly cloudy, with a low around 29. Northwest wind around 6 mph becoming calm. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow showers before noon, then a slight chance of rain showers. Mostly cloudy, with a high near 38. North northeast wind 5 to 7 mph becoming south southwest in the morning.

    High: 38 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. North northwest wind 6 to 9 mph.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of rain and snow before 4am, then a chance of flurries between 4am and 5am. Cloudy, with a low around 27. North wind 8 to 10 mph. Chance of precipitation is 20%.
Monday
Cloudy through mid morning, then gradual clearing, with a high near 37. North wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 26. Calm wind becoming south southwest 5 to 9 mph after midnight. Winds could gust as high as 18 mph.
Tuesday
Mostly sunny, with a high near 47. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 41. Southwest wind around 14 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 50. Southwest wind 7 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Wednesday Night
A slight chance of rain and snow showers after midnight. Mostly cloudy, with a low around 29. Northwest wind around 6 mph becoming calm. Chance of precipitation is 20%.
Thursday
A chance of rain and snow showers before noon, then a slight chance of rain showers. Mostly cloudy, with a high near 38. North northeast wind 5 to 7 mph becoming south southwest in the morning.
Thursday Night
Mostly cloudy, with a low around 21. North northwest wind 6 to 9 mph.
Friday
Partly sunny, with a high near 30. Northwest wind around 10 mph, with gusts as high as 18 mph.
Friday Night
Partly cloudy, with a low around 8. North northwest wind around 8 mph.
Saturday
Mostly sunny, with a high near 23. Northwest wind 5 to 8 mph.
Saturday Night
Partly cloudy, with a low around 11. Calm wind becoming north northwest around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 26. North northwest wind 5 to 7 mph becoming south southwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ozark IL
 37.55°N 88.76°W
Last Update:
11:16 pm CST Dec 7, 2025
Forecast Valid:
1am CST Dec 8, 2025-6pm CST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation