Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fog/Mist

55°F

13°C

Humidity 94%
Wind Speed S 12 mph
Barometer 29.94 in
Dewpoint 54°F (12°C)
Visibility 5.00 mi
Wind Chill52°F (11°C)
Last update 10 Feb 8:47 am CST
Extended Forecast for

Marion IL

  • Today

    Today: A slight chance of showers between 3pm and 5pm.  Patchy fog before 10am.  Otherwise, partly sunny, with a high near 68. South southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph.  Chance of precipitation is 20%.

    High: 68 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 31. North wind 6 to 9 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 48. North wind 3 to 6 mph.

    High: 48 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 49. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 49 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before midnight.  Mostly cloudy, with a low around 35. Light east wind.

    Low: 35 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 52. Calm wind becoming east around 6 mph in the morning.

    High: 52 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of rain after midnight.  Mostly cloudy, with a low around 37. East wind 3 to 6 mph.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday

    Saturday: A chance of rain.  Cloudy, with a high near 51. East wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 51 °F

    Chance Rain

Detailed Forecast

Today
A slight chance of showers between 3pm and 5pm. Patchy fog before 10am. Otherwise, partly sunny, with a high near 68. South southwest wind 9 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 31. North wind 6 to 9 mph, with gusts as high as 21 mph.
Wednesday
Sunny, with a high near 48. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 29. Calm wind.
Thursday
Mostly cloudy, with a high near 49. Calm wind becoming east southeast around 6 mph in the afternoon.
Thursday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 35. Light east wind.
Friday
Partly sunny, with a high near 52. Calm wind becoming east around 6 mph in the morning.
Friday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 37. East wind 3 to 6 mph.
Saturday
A chance of rain. Cloudy, with a high near 51. East wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Rain. Cloudy, with a low around 42. East wind around 10 mph, with gusts as high as 18 mph.
Sunday
A chance of rain. Partly sunny, with a high near 54. Northeast wind 7 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 36. North northwest wind around 6 mph becoming calm in the evening.
Washington's Birthday
Sunny, with a high near 59. Calm wind becoming south around 6 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Marion IL
 37.73°N 88.92°W
8:22 am CST Feb 10, 2026
9am CST Feb 10, 2026-6pm CST Feb 16, 2026
 
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Additional Resources

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