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

46°F

8°C

Humidity 50%
Wind Speed S 13 G 17 mph
Barometer 30.10 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 12 Mar 8:55 pm CDT
Extended Forecast for

3 Miles SE Sesser IL

  • Tonight

    Tonight: Partly cloudy, with a low around 43. Breezy, with a south wind 13 to 22 mph, with gusts as high as 37 mph.

    Low: 43 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 62. Southwest wind 13 to 18 mph, with gusts as high as 36 mph.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. West northwest wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65. East wind 6 to 10 mph becoming south southeast in the afternoon.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. Southeast wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. Breezy, with a south wind 16 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 70%.

    High: 70 °F

    Breezy.
    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Rain showers before 1am, then a chance of rain and snow showers. Some thunder is also possible. Low around 25. Breezy, with a south southwest wind 25 to 28 mph becoming west northwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 80%.

    Low: 25 °F

    Breezy.
    Showers then
    Rain/Snow

  • Monday

    Monday: Mostly cloudy, with a high near 33. Breezy, with a west northwest wind 22 to 25 mph, with gusts as high as 33 mph.

    High: 33 °F

    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 14. Northwest wind 9 to 18 mph, with gusts as high as 24 mph.

    Low: 14 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. Breezy, with a south wind 13 to 22 mph, with gusts as high as 37 mph.
Friday
Mostly sunny, with a high near 62. Southwest wind 13 to 18 mph, with gusts as high as 36 mph.
Friday Night
Partly cloudy, with a low around 37. West northwest wind around 6 mph becoming calm in the evening.
Saturday
Partly sunny, with a high near 65. East wind 6 to 10 mph becoming south southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 53. Southeast wind 8 to 14 mph, with gusts as high as 23 mph.
Sunday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. Breezy, with a south wind 16 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 70%.
Sunday Night
Rain showers before 1am, then a chance of rain and snow showers. Some thunder is also possible. Low around 25. Breezy, with a south southwest wind 25 to 28 mph becoming west northwest after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 80%.
Monday
Mostly cloudy, with a high near 33. Breezy, with a west northwest wind 22 to 25 mph, with gusts as high as 33 mph.
Monday Night
Mostly clear, with a low around 14. Northwest wind 9 to 18 mph, with gusts as high as 24 mph.
Tuesday
Mostly sunny, with a high near 36. West wind 7 to 9 mph.
Tuesday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 26. Southeast wind 7 to 9 mph.
Wednesday
Partly sunny, with a high near 54. South wind around 11 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 39. Southwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 65. South southwest wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Sesser IL
 38.07°N 89.01°W
Last Update:
5:51 pm CDT Mar 12, 2026
Forecast Valid:
9pm CDT Mar 12, 2026-6pm CDT Mar 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