National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy

68°F

20°C

Humidity 83%
Wind Speed S 18 G 28 mph
Barometer 29.92 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 2 Apr 7:45 am CDT
Extended Forecast for

New Burnside IL

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

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 80. Breezy, with a south wind 17 to 20 mph, with gusts as high as 37 mph.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 65. South southwest wind 10 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 7am. Partly sunny, with a high near 82. South southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. South wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 63 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 4pm, then showers likely. High near 69. South southwest wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%.

    High: 69 °F

    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 42. Northwest wind 6 to 8 mph.

    Low: 42 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 60. Northwest wind 6 to 9 mph.

    High: 60 °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 65. Calm wind becoming north northwest around 6 mph in the morning.

    High: 65 °F

    Sunny

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 80. Breezy, with a south wind 17 to 20 mph, with gusts as high as 37 mph.
Tonight
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 65. South southwest wind 10 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 7am. Partly sunny, with a high near 82. South southwest wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. South wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm before 4pm, then showers likely. High near 69. South southwest wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 42. Northwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 60. Northwest wind 6 to 9 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 65. Calm wind becoming north northwest around 6 mph in the morning.
Monday Night
Partly cloudy, with a low around 42. North wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 61. Northeast wind 6 to 8 mph.
Tuesday Night
Mostly clear, with a low around 40. East wind around 6 mph.
Wednesday
Mostly sunny, with a high near 69. South southeast wind 6 to 9 mph, with gusts as high as 18 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Burnside IL
 37.57°N 88.79°W
Last Update:
2:56 am CDT Apr 2, 2026
Forecast Valid:
8am 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