Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast and Breezy

79°F

26°C

Humidity 51%
Wind Speed S 21 G 35 mph
Barometer 29.83 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 2 Apr 3:45 pm CDT
Extended Forecast for

Whiteash IL

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

    NOW until 7:00pm Thu

    Wind Advisory

  • This Afternoon

    High: 77 °F

    Showers
    Likely and
    Breezy

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 4am, then showers likely and possibly a thunderstorm after 4am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 66. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly between 1pm and 2pm.  Partly sunny, with a high near 83. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.

    High: 83 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers and possibly a thunderstorm after 1am.  Low around 63. South wind 11 to 13 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%.

    Low: 63 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 4pm, then showers likely. Some of the storms could produce heavy rainfall.  High near 70. South southwest wind 11 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 100%.

    High: 70 °F

    Heavy Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 41. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 41 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 61. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 61 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 39. North northwest wind around 6 mph becoming calm  in the evening.

    Low: 39 °F

    Clear

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a steady temperature around 77. Breezy, with a south wind around 23 mph, with gusts as high as 38 mph. Chance of precipitation is 60%.
Tonight
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, then gradually becoming mostly clear, with a low around 66. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms, mainly between 1pm and 2pm. Partly sunny, with a high near 83. South southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 63. South wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm before 4pm, then showers likely. Some of the storms could produce heavy rainfall. High near 70. South southwest wind 11 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 100%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 41. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 61. Northwest wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Clear, with a low around 39. North northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 65. Calm wind becoming northwest 5 to 8 mph in the morning.
Monday Night
Mostly clear, with a low around 39. North wind around 6 mph.
Tuesday
Mostly sunny, with a high near 58. North northeast wind around 9 mph.
Tuesday Night
Mostly clear, with a low around 37. East wind around 6 mph.
Wednesday
Sunny, with a high near 68. South wind 6 to 10 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Whiteash IL
 37.78°N 88.92°W
1:26 pm CDT Apr 2, 2026
4pm CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
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Additional Resources

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