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Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Mostly Cloudy

75°F

24°C

Humidity 98%
Wind Speed SW 9 mph
Barometer 29.92 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 27 Jun 2:55 am CDT
Extended Forecast for

2 Miles N New Burnside IL

Flood Watch June 27, 03:11am until June 28, 07:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch June 27, 03:11am until June 28, 07:00am

    NOW until 7:00am Sun

    Flood Watch

  • Overnight

    Low: 71 °F

    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 83. Southwest wind 5 to 8 mph. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 4am, then a slight chance of showers. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 72 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 10 percent chance of showers before 7am. Mostly sunny, with a high near 91. Heat index values as high as 105. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 91 °F

    Slight Chance
    Showers then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. South southwest wind 3 to 7 mph.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. South southwest wind 5 to 8 mph.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 76. South wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 95 °F

    Sunny

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 71. Southwest wind around 5 mph. Chance of precipitation is 80%.
Saturday
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 83. Southwest wind 5 to 8 mph. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before 4am, then a slight chance of showers. Partly cloudy, with a low around 72. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Sunday
A 10 percent chance of showers before 7am. Mostly sunny, with a high near 91. Heat index values as high as 105. Light south southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 74. South southwest wind 3 to 7 mph.
Monday
Sunny, with a high near 94. South southwest wind 5 to 8 mph.
Monday Night
Clear, with a low around 76. South wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 95. Calm wind becoming south southwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 76. Calm wind.
Wednesday
Sunny, with a high near 95. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 77. Calm wind.
Thursday
Sunny, with a high near 94. Light and variable wind.
Thursday Night
Mostly clear, with a low around 76. Calm wind.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 93. Light and variable wind.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N New Burnside IL
 37.59°N 88.76°W
Last Update:
1:26 am CDT Jun 27, 2026
Forecast Valid:
3am CDT Jun 27, 2026-6pm CDT Jul 3, 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