National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy

61°F

16°C

Humidity 100%
Wind Speed N 9 mph
Barometer 30.10 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 25 May 6:45 am CDT
Extended Forecast for

Zeigler IL

  • Memorial Day

    Memorial Day: Patchy fog before 8am. Otherwise, partly sunny, with a high near 81. East northeast wind 3 to 8 mph.

    High: 81 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. East northeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 79. Calm wind becoming east around 6 mph in the morning. Chance of precipitation is 60%.

    High: 79 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Calm wind becoming east around 6 mph in the morning.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. East wind 5 to 7 mph.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

Memorial Day
Patchy fog before 8am. Otherwise, partly sunny, with a high near 81. East northeast wind 3 to 8 mph.
Tonight
Mostly cloudy, with a low around 61. East northeast wind around 5 mph becoming calm in the evening.
Tuesday
A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 79. Calm wind becoming east around 6 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. East southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Calm wind becoming south around 5 mph. Chance of precipitation is 60%.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 65. Light and variable wind. Chance of precipitation is 20%.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Calm wind becoming east around 6 mph in the morning.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 80. East wind 5 to 7 mph.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. East wind 3 to 6 mph.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. East wind 5 to 10 mph.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Northeast wind 5 to 9 mph.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77. North northeast wind 7 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Zeigler IL
 37.92°N 89.05°W
Last Update:
5:56 am CDT May 25, 2026
Forecast Valid:
7am CDT May 25, 2026-6pm CDT May 31, 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