Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77°NLon: 89.01°WElev: 486ft.

Overcast

72°F

22°C

Humidity 80%
Wind Speed S 17 G 24 mph
Barometer 29.79 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 11 Mar 2:15 am CDT
Extended Forecast for

Benton IL

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 4am.  Mostly cloudy, with a steady temperature around 70. South southwest wind around 16 mph, with gusts as high as 29 mph.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms before 4pm, then a chance of showers.  Temperature falling to around 50 by 5pm. Breezy, with a southwest wind 13 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 90%.

    High: 68 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 33. North northwest wind 10 to 18 mph, with gusts as high as 30 mph.

    Low: 33 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 54. North northwest wind 5 to 8 mph becoming west southwest in the afternoon.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 24 mph.

    Low: 42 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 63. Southwest wind 13 to 16 mph, with gusts as high as 26 mph.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. North northwest wind around 6 mph becoming light and variable.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 68. East wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. South wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a steady temperature around 70. South southwest wind around 16 mph, with gusts as high as 29 mph.
Wednesday
Showers and thunderstorms before 4pm, then a chance of showers. Temperature falling to around 50 by 5pm. Breezy, with a southwest wind 13 to 21 mph becoming northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 90%.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 33. North northwest wind 10 to 18 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 54. North northwest wind 5 to 8 mph becoming west southwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 42. Breezy, with a south wind 7 to 12 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 24 mph.
Friday
Partly sunny, with a high near 63. Southwest wind 13 to 16 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 39. North northwest wind around 6 mph becoming light and variable.
Saturday
Sunny, with a high near 68. East wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 54. South wind 9 to 13 mph, with gusts as high as 23 mph.
Sunday
A chance of showers and thunderstorms, then showers likely after 1pm. Partly sunny, with a high near 69. Breezy, with a south wind 15 to 21 mph becoming west in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 25. Blustery, with a northwest wind 16 to 20 mph, with gusts as high as 29 mph.
Monday
Mostly sunny, with a high near 38. Northwest wind around 14 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 20. North northwest wind 3 to 8 mph.
Tuesday
Mostly sunny, with a high near 45. North northwest wind 5 to 8 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Benton IL
 38°N 88.93°W
1:21 am CDT Mar 11, 2026
2am CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
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