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

58°F

14°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.99 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 17 Apr 1:35 am CDT
Extended Forecast for

New Burnside IL

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 63. Light south wind.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 85. South southwest wind 5 to 13 mph, with gusts as high as 24 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 53. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 4pm, then showers likely. High near 69. Southwest wind around 14 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.

    High: 69 °F

    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40. North northwest wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 66. Light west wind becoming west northwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43. Northwest wind around 6 mph becoming light and variable in the evening.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 71. Light and variable wind becoming south southwest around 6 mph in the morning.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 51. South wind 3 to 6 mph.

    Low: 51 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 63. Light south wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 85. South southwest wind 5 to 13 mph, with gusts as high as 24 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 53. South wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Saturday
Showers and possibly a thunderstorm before 4pm, then showers likely. High near 69. Southwest wind around 14 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40. North northwest wind 5 to 10 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 66. Light west wind becoming west northwest 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 43. Northwest wind around 6 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 71. Light and variable wind becoming south southwest around 6 mph in the morning.
Monday Night
Clear, with a low around 51. South wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 78. Southwest wind 6 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 56. South southwest wind 6 to 8 mph.
Wednesday
Sunny, with a high near 79. South southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 59. South wind around 6 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. South wind 6 to 10 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
New Burnside IL
 37.57°N 88.76°W
Last Update:
1:26 am CDT Apr 17, 2026
Forecast Valid:
1am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation