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

Zeigler IL

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 49. South southwest wind 11 to 18 mph, with gusts as high as 24 mph.

    High: 49 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 50 by 4am. South southwest wind 16 to 18 mph, with gusts as high as 28 mph.

    Low: 41 °F⇑

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy through mid morning, then becoming sunny, with a temperature rising to near 50 by 9am, then falling to around 37 during the remainder of the day. Breezy, with a northwest wind 13 to 22 mph, with gusts as high as 31 mph.

    High: 50 °F⇓

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. Northwest wind 5 to 10 mph becoming light west northwest in the evening.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 42. Calm wind becoming west 5 to 7 mph in the morning.

    High: 42 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32. Southeast wind around 6 mph.

    Low: 32 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47. Southeast wind 6 to 10 mph becoming northwest in the afternoon.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21. North northwest wind around 8 mph.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 33. North northeast wind around 8 mph.

    High: 33 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 49. South southwest wind 11 to 18 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a temperature rising to around 50 by 4am. South southwest wind 16 to 18 mph, with gusts as high as 28 mph.
Wednesday
Mostly cloudy through mid morning, then becoming sunny, with a temperature rising to near 50 by 9am, then falling to around 37 during the remainder of the day. Breezy, with a northwest wind 13 to 22 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly cloudy, with a low around 28. Northwest wind 5 to 10 mph becoming light west northwest in the evening.
Thursday
Mostly cloudy, with a high near 42. Calm wind becoming west 5 to 7 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 32. Southeast wind around 6 mph.
Friday
Partly sunny, with a high near 47. Southeast wind 6 to 10 mph becoming northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 21. North northwest wind around 8 mph.
Saturday
Partly sunny, with a high near 33. North northeast wind around 8 mph.
Saturday Night
Mostly cloudy, with a low around 12. North wind around 6 mph.
Sunday
Mostly sunny, with a high near 26. North wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 15. Light and variable wind becoming east southeast around 6 mph after midnight.
Monday
A chance of rain and snow showers. Partly sunny, with a high near 37. East southeast wind 6 to 9 mph becoming south southwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Zeigler IL
 37.89°N 89.05°W
Last Update:
3:16 am CST Dec 9, 2025
Forecast Valid:
5am CST Dec 9, 2025-6pm CST Dec 15, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation