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

66°F

19°C

Humidity 43%
Wind Speed S 6 mph
Barometer 30.05 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 10 Nov 4:45 pm CST
Extended Forecast for

3 Miles ENE Pittsburg IL

  • Tonight

    Tonight: Mostly clear, with a low around 44. Light southwest wind.

    Low: 44 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 71. Light and variable wind becoming west southwest 10 to 15 mph in the morning. Winds could gust as high as 21 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40. Northwest wind 9 to 14 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 53. North northwest wind 9 to 16 mph, with gusts as high as 22 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. North northwest wind 6 to 13 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 47. North northwest wind 7 to 11 mph, with gusts as high as 18 mph.

    High: 47 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. North northwest wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 49. Light north northwest wind.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. Calm wind.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 44. Light southwest wind.
Veterans Day
Mostly sunny, with a high near 71. Light and variable wind becoming west southwest 10 to 15 mph in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Mostly clear, with a low around 40. Northwest wind 9 to 14 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 53. North northwest wind 9 to 16 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 31. North northwest wind 6 to 13 mph.
Friday
Sunny, with a high near 47. North northwest wind 7 to 11 mph, with gusts as high as 18 mph.
Friday Night
Mostly clear, with a low around 25. North northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 49. Light north northwest wind.
Saturday Night
Mostly clear, with a low around 28. Calm wind.
Sunday
Sunny, with a high near 52. Calm wind becoming east southeast around 6 mph.
Sunday Night
A slight chance of showers. Partly cloudy, with a low around 31. Calm wind.
Monday
Mostly sunny, with a high near 53. Calm wind becoming east 5 to 7 mph.
Monday Night
Mostly clear, with a low around 31. Calm wind.
Tuesday
Sunny, with a high near 57. Calm wind becoming east around 6 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Pittsburg IL
 37.8°N 88.78°W
Last Update:
4:41 pm CST Nov 10, 2026
Forecast Valid:
5pm CST Nov 10, 2026-6pm CST Nov 17, 2026
 
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Additional Resources

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