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.

Fair

34°F

1°C

Humidity 44%
Wind Speed NW 9 mph
Barometer 30.37 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 10 Nov 5:47 pm CST
Extended Forecast for

3 Miles W Marion IL

  • Tonight

    Tonight: Mostly clear, with a low around 25. West northwest wind 5 to 7 mph becoming calm.

    Low: 25 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 50. South southwest wind 6 to 11 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 29 mph.

    High: 50 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 39. Southwest wind 6 to 16 mph, with gusts as high as 23 mph.

    Low: 39 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64. West wind 5 to 8 mph.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 63. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 63 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. South wind around 7 mph.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. South wind 7 to 10 mph.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 25. West northwest wind 5 to 7 mph becoming calm.
Veterans Day
Partly sunny, with a high near 50. South southwest wind 6 to 11 mph increasing to 13 to 18 mph in the morning. Winds could gust as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 39. Southwest wind 6 to 16 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 64. West wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 37. Calm wind.
Thursday
Partly sunny, with a high near 63. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 49. South wind around 7 mph.
Friday
Mostly sunny, with a high near 72. South southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 56. South wind 7 to 10 mph.
Saturday
Mostly sunny, with a high near 73. South wind 9 to 14 mph, with gusts as high as 22 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 57. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Sunday
A chance of showers. Partly sunny, with a high near 68. South southwest wind 10 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 44. Northwest wind 7 to 10 mph.
Monday
A chance of showers. Mostly sunny, with a high near 57. North northwest wind 8 to 11 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Marion IL
 37.74°N 89°W
Last Update:
5:26 pm CST Nov 10, 2025
Forecast Valid:
6pm CST Nov 10, 2025-6pm CST Nov 17, 2025
 
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