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Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Fair

63°F

17°C

Humidity 73%
Wind Speed SE 7 mph
Barometer 29.97 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Oct 6:45 am CDT
Extended Forecast for

Benton ILSimilar City Names

  • Today

    Today: Sunny, with a high near 94. South southwest wind 7 to 13 mph.

    High: 94 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of showers after 5am. Mostly clear, with a low around 72. South southwest wind 5 to 7 mph.

    Low: 72 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 85. West wind 5 to 7 mph. Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Light and variable wind becoming southwest 6 to 11 mph in the morning. Chance of precipitation is 60%.

    High: 87 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of showers. Partly cloudy, with a low around 54. South southwest wind 7 to 16 mph becoming northwest after midnight. Winds could gust as high as 22 mph.

    Low: 54 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 66. Breezy, with a north northwest wind 18 to 22 mph, with gusts as high as 30 mph.

    High: 66 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 41. North wind 7 to 17 mph.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 64. Northeast wind 6 to 9 mph.

    High: 64 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 94. South southwest wind 7 to 13 mph.
Tonight
A 30 percent chance of showers after 5am. Mostly clear, with a low around 72. South southwest wind 5 to 7 mph.
Wednesday
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 85. West wind 5 to 7 mph. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 70%.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Light and variable wind becoming southwest 6 to 11 mph in the morning. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 54. South southwest wind 7 to 16 mph becoming northwest after midnight. Winds could gust as high as 22 mph.
Friday
Mostly sunny, with a high near 66. Breezy, with a north northwest wind 18 to 22 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 41. North wind 7 to 17 mph.
Saturday
Sunny, with a high near 64. Northeast wind 6 to 9 mph.
Saturday Night
Clear, with a low around 38. Calm wind.
Sunday
Sunny, with a high near 72. Calm wind becoming south 5 to 8 mph in the morning.
Sunday Night
Partly cloudy, with a low around 46. Light south wind.
Monday
Mostly sunny, with a high near 75. South wind 3 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Benton ILSimilar City Names
 38°N 88.93°W
Last Update:
6:06 am CDT Oct 13, 2026
Forecast Valid:
7am CDT Oct 13, 2026-6pm CDT Oct 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation