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.

Overcast

25°F

-4°C

Humidity 86%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 21°F (-6°C)
Visibility 7.00 mi
Last update 5 Dec 8:45 am CST
Extended Forecast for

Zeigler IL

  • Today

    Today: Sunny, with a high near 42. Calm wind becoming south southwest 5 to 8 mph in the afternoon.

    High: 42 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 27. Southwest wind 3 to 6 mph.

    Low: 27 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 44. Calm wind becoming west around 5 mph.

    High: 44 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 44. Light and variable wind becoming northwest 6 to 11 mph in the morning.

    High: 44 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 20. North wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 20 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 36. North wind around 5 mph becoming calm in the morning.

    High: 36 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24. Calm wind becoming south southwest 5 to 9 mph after midnight.

    Low: 24 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. South southwest wind 10 to 14 mph, with gusts as high as 18 mph.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 42. Calm wind becoming south southwest 5 to 8 mph in the afternoon.
Tonight
Increasing clouds, with a low around 27. Southwest wind 3 to 6 mph.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 44. Calm wind becoming west around 5 mph.
Saturday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 31. Calm wind.
Sunday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 44. Light and variable wind becoming northwest 6 to 11 mph in the morning.
Sunday Night
A slight chance of rain and snow showers before 9pm, then a slight chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 20. North wind 5 to 10 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 36. North wind around 5 mph becoming calm in the morning.
Monday Night
Partly cloudy, with a low around 24. Calm wind becoming south southwest 5 to 9 mph after midnight.
Tuesday
Mostly sunny, with a high near 47. South southwest wind 10 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 37. South southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Wednesday
A chance of showers. Mostly cloudy, with a high near 50. South southwest wind 11 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 23. West northwest wind 7 to 10 mph.
Thursday
Partly sunny, with a high near 36. Northwest wind 7 to 10 mph becoming south southwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Zeigler IL
 37.89°N 89.05°W
Last Update:
7:56 am CST Dec 5, 2025
Forecast Valid:
9am CST Dec 5, 2025-6pm CST Dec 11, 2025
 
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Additional Resources

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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