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Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy and Breezy

68°F

20°C

Humidity 83%
Wind Speed S 21 G 30 mph
Barometer 29.91 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 2 Apr 6:45 am CDT
Extended Forecast for

3 Miles WNW Whiteash IL

Wind Advisory April 2, 10:00am until April 2, 07:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 81. Breezy, with a south wind 16 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.

    High: 81 °F

    Breezy.
    Mostly Cloudy
    then Showers
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 3am. Partly cloudy, with a low around 66. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 83. South southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    High: 83 °F

    Showers
    Likely then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 64. South wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    Low: 64 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 1pm, then showers likely. High near 69. South southwest wind 11 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%.

    High: 69 °F

    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42. West northwest wind 6 to 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 61. Northwest wind 6 to 11 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 38. North northwest wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the morning.

    High: 66 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 81. Breezy, with a south wind 16 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 60%.
Tonight
Showers and thunderstorms likely, mainly before 2am, then showers likely and possibly a thunderstorm after 3am. Partly cloudy, with a low around 66. Breezy, with a south southwest wind 11 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Friday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms after 7am. Partly sunny, with a high near 83. South southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 64. South wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm before 1pm, then showers likely. High near 69. South southwest wind 11 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%.
Saturday Night
Partly cloudy, with a low around 42. West northwest wind 6 to 10 mph.
Sunday
Sunny, with a high near 61. Northwest wind 6 to 11 mph.
Sunday Night
Clear, with a low around 38. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the morning.
Monday Night
Partly cloudy, with a low around 43. North wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 62. Northeast wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 40. East southeast wind around 7 mph.
Wednesday
Mostly sunny, with a high near 69. South wind 6 to 11 mph, with gusts as high as 18 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Whiteash IL
 37.8°N 88.97°W
Last Update:
2:56 am CDT Apr 2, 2026
Forecast Valid:
7am CDT Apr 2, 2026-6pm CDT Apr 8, 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