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.

Fair

59°F

15°C

Humidity 94%
Wind Speed N 6 mph
Barometer 30.26 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 2 Aug 6:47 am CDT
Extended Forecast for

2 Miles SSE Benton IL

  • Today

    Today: Sunny, with a high near 82. Northeast wind 7 to 11 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Northeast wind 3 to 8 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 83. Northeast wind 5 to 8 mph.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. Northeast wind around 6 mph becoming calm in the evening.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Calm wind becoming east around 6 mph in the afternoon.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 85 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. East southeast wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88. Calm wind becoming east around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Northeast wind 7 to 11 mph.
Tonight
Mostly clear, with a low around 60. Northeast wind 3 to 8 mph.
Sunday
Mostly sunny, with a high near 83. Northeast wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 65. Northeast wind around 6 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 85. Calm wind becoming east southeast around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 68. East southeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 88. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 69. Light east wind.
Thursday
Sunny, with a high near 91. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 71. Southeast wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 92. Calm wind becoming south 5 to 7 mph in the morning.
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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:
6:32 am CDT Aug 2, 2025
Forecast Valid:
7am CDT Aug 2, 2025-6pm CDT Aug 8, 2025
 
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Additional Resources

Radar & Satellite Image

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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