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Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Partly Cloudy

66°F

19°C

Humidity 64%
Wind Speed S 8 mph
Barometer 29.85 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 4 May 8:45 am CDT
Extended Forecast for

Zeigler IL

Lake Wind Advisory May 4, 10:00am until May 4, 08:00pm
Click here for hazard details and duration
Lake Wind Advisory

  • Today

    Today: Mostly sunny, with a high near 81. Breezy, with a south southwest wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 81 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 59. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. Steady temperature around 62. South southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.

    High: 62 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 47. North wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 47 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers. Partly sunny, with a high near 62. North northeast wind 8 to 10 mph.

    High: 62 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 46. North wind 6 to 8 mph.

    Low: 46 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 65. Northwest wind 6 to 10 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Northwest wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 72. Southwest wind 5 to 14 mph, with gusts as high as 18 mph.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. Breezy, with a south southwest wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
A 30 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 59. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Tuesday
Showers and possibly a thunderstorm. Steady temperature around 62. South southwest wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 47. North wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 62. North northeast wind 8 to 10 mph.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 46. North wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 65. Northwest wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 45. Northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 72. Southwest wind 5 to 14 mph, with gusts as high as 18 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 51. Southwest wind 3 to 7 mph.
Saturday
Sunny, with a high near 75. Northwest wind 3 to 8 mph.
Saturday Night
A slight chance of showers. Mostly clear, with a low around 53. Southeast wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers. Mostly sunny, with a high near 76. South wind 5 to 9 mph becoming west 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:
9:16 am CDT May 4, 2026
Forecast Valid:
9am CDT May 4, 2026-6pm CDT May 10, 2026
 
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