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

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

New Burnside IL

  • Overnight

    Overnight: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Calm wind becoming south around 5 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Calm wind becoming south around 5 mph after midnight.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 72. South southwest wind 6 to 9 mph.

    High: 72 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. South southwest wind 5 to 8 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Southwest wind 9 to 15 mph, with gusts as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50. Southwest wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 62. North northwest wind 3 to 8 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. Light and variable wind.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 38. Calm wind.
Thursday
Mostly sunny, with a high near 64. Calm wind becoming south around 5 mph.
Thursday Night
Partly cloudy, with a low around 49. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly sunny, with a high near 72. South southwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 58. South southwest wind 5 to 8 mph.
Saturday
Mostly sunny, with a high near 74. Southwest wind 9 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 50. Southwest wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 62. North northwest wind 3 to 8 mph.
Sunday Night
Mostly clear, with a low around 40. Light and variable wind.
Monday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 59. East southeast wind 3 to 8 mph.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 47. Southeast wind 6 to 8 mph.
Tuesday
A chance of showers. Partly sunny, with a high near 61. South southeast wind 7 to 10 mph becoming west southwest in the afternoon.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 43. South wind 3 to 6 mph.
Wednesday
A chance of showers. Mostly cloudy, with a high near 57. South wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Burnside IL
 37.59°N 88.79°W
Last Update:
11:16 pm CST Nov 12, 2025
Forecast Valid:
12am CST Nov 13, 2025-6pm CST Nov 19, 2025
 
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