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.

Fair

59°F

15°C

Humidity 88%
Wind Speed NE 3 mph
Barometer 29.98 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 8 Oct 1:35 am CDT
Extended Forecast for

2 Miles SSE Benton IL

  • Overnight

    Overnight: Clear, with a low around 58. Light north northeast wind.

    Low: 58 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Calm wind becoming east around 6 mph in the morning.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55. Calm wind.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 89. Calm wind becoming south southeast 5 to 8 mph in the morning.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Southeast wind 3 to 5 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers after 1pm. Partly sunny, with a high near 82. Light south southeast wind becoming east southeast 6 to 11 mph in the morning.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers, with thunderstorms also possible after 1am. Low around 58. East wind 14 to 17 mph. Chance of precipitation is 90%.

    Low: 58 °F

    Showers

  • Sunday

    Sunday: A chance of showers before 1pm. Partly sunny, with a high near 74. East northeast wind 10 to 13 mph becoming northwest in the afternoon.

    High: 74 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 58. Light north northeast wind.
Thursday
Sunny, with a high near 84. Calm wind becoming east around 6 mph in the morning.
Thursday Night
Clear, with a low around 55. Calm wind.
Friday
Sunny, with a high near 89. Calm wind becoming south southeast 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 60. Southeast wind 3 to 5 mph.
Saturday
A 40 percent chance of showers after 1pm. Partly sunny, with a high near 82. Light south southeast wind becoming east southeast 6 to 11 mph in the morning.
Saturday Night
Showers, with thunderstorms also possible after 1am. Low around 58. East wind 14 to 17 mph. Chance of precipitation is 90%.
Sunday
A chance of showers before 1pm. Partly sunny, with a high near 74. East northeast wind 10 to 13 mph becoming northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 57. Calm wind.
Columbus Day
Sunny, with a high near 86. Light southwest wind becoming south southwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 61. South southwest wind 7 to 9 mph.
Tuesday
A slight chance of showers. Sunny, with a high near 80. Northwest wind 10 to 14 mph.
Tuesday Night
A slight chance of showers. Mostly clear, with a low around 52. North northeast wind 5 to 9 mph.
Wednesday
Sunny, with a high near 75. Northeast wind 5 to 8 mph becoming east southeast in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Benton IL
 37.98°N 88.91°W
Last Update:
1:26 am CDT Oct 8, 2026
Forecast Valid:
1am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
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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