Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

41°F

5°C

Humidity 76%
Wind Speed N 15 mph
Barometer 30.39 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 27 Mar 12:45 pm CDT
Extended Forecast for

2 Miles WNW Whiteash IL

Freeze Warning March 28, 01:00am until March 28, 09:00am
Click here for hazard details and duration
Freeze Warning
  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 2pm.  Mostly cloudy, with a high near 53. North wind around 16 mph, with gusts as high as 25 mph.

    High: 53 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 32. North wind 7 to 14 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. North northeast wind around 6 mph becoming east southeast in the afternoon.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 39. Southeast wind 3 to 6 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 70. South southwest wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. South wind around 10 mph, with gusts as high as 18 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. South southwest wind 11 to 18 mph, with gusts as high as 26 mph.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 30 mph.

    High: 84 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 53. North wind around 16 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 32. North wind 7 to 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 57. North northeast wind around 6 mph becoming east southeast in the afternoon.
Saturday Night
Mostly clear, with a low around 39. Southeast wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 70. South southwest wind 6 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 56. South wind around 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 80. South southwest wind 11 to 18 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 65. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 84. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. South southwest wind around 15 mph becoming west after midnight. Winds could gust as high as 24 mph.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 69. Northwest wind around 15 mph becoming north northeast in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 51. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 65. East northeast wind 11 to 13 mph, with gusts as high as 21 mph.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Whiteash IL
 37.8°N 88.97°W
12:36 pm CDT Mar 27, 2026
1pm CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database