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

Unsettled Weather in the Eastern U.S. through Memorial Day

Showers and thunderstorms are expected from Texas to the Northeast through Tuesday. Heavy rain will create mainly localized areas of flash flooding across the central Gulf Coast into the Appalachians. Elevated to Critical fire weather conditions due to gusty winds and low humidity are expected through Tuesday across Oregon and Nevada. Showers and thunderstorms will develop over the Northwest. Read More >

Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

67°F

19°C

Humidity 91%
Wind Speed NE 3 mph
Barometer 30.03 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 25 May 10:35 pm CDT
Extended Forecast for

New Burnside IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely after 3am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Calm wind becoming east northeast around 6 mph in the morning.

    High: 82 °F

    Partly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 64. East northeast wind 3 to 5 mph.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 74. East northeast wind 5 to 7 mph.

    High: 74 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 62. East northeast wind around 6 mph.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. Calm wind.
Tuesday
A chance of showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 3am. Mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 60%.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Calm wind becoming southwest around 5 mph. Chance of precipitation is 60%.
Wednesday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Calm wind becoming east northeast around 6 mph in the morning.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 64. East northeast wind 3 to 5 mph.
Friday
A chance of showers. Mostly cloudy, with a high near 74. East northeast wind 5 to 7 mph.
Friday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 62. East northeast wind around 6 mph.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 76. Northeast wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 59. Northeast wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 77. Northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 58. Northeast wind 5 to 8 mph.
Monday
Sunny, with a high near 78. Northeast wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
New Burnside IL
 37.57°N 88.76°W
Last Update:
9:51 pm CDT May 25, 2026
Forecast Valid:
10pm CDT May 25, 2026-6pm CDT Jun 1, 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