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.

Partly Cloudy

70°F

21°C

Humidity 73%
Wind Speed NE 5 mph
Barometer 30.09 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 7 Sep 8:45 am CDT
Extended Forecast for

West Frankfort IL

  • Labor Day

    Labor Day: Partly sunny, then gradually becoming sunny, with a high near 91. East northeast wind 5 to 8 mph.

    High: 91 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. Light east northeast wind.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 96. Calm wind becoming south around 6 mph in the morning.

    High: 96 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. South wind 3 to 8 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 99. Southwest wind 9 to 14 mph, with gusts as high as 20 mph.

    High: 99 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind 3 to 6 mph.

    Low: 72 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. High near 85. Calm wind becoming north northwest 5 to 7 mph in the morning. Chance of precipitation is 80%.

    High: 85 °F

    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 89. Light and variable wind.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Labor Day
Partly sunny, then gradually becoming sunny, with a high near 91. East northeast wind 5 to 8 mph.
Tonight
Mostly clear, with a low around 65. Light east northeast wind.
Tuesday
Sunny, with a high near 96. Calm wind becoming south around 6 mph in the morning.
Tuesday Night
Mostly clear, with a low around 73. South wind 3 to 8 mph.
Wednesday
Sunny and hot, with a high near 99. Southwest wind 9 to 14 mph, with gusts as high as 20 mph.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind 3 to 6 mph.
Thursday
Showers and possibly a thunderstorm before 1pm, then a slight chance of showers and thunderstorms after 1pm. High near 85. Calm wind becoming north northwest 5 to 7 mph in the morning. Chance of precipitation is 80%.
Thursday Night
Partly cloudy, with a low around 63. Calm wind.
Friday
Mostly sunny, with a high near 89. Light and variable wind.
Friday Night
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Calm wind.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming southwest 5 to 8 mph in the morning.
Saturday Night
Mostly clear, with a low around 68. Light and variable wind.
Sunday
A slight chance of showers. Sunny, with a high near 93. Light south wind becoming south southwest 5 to 10 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Frankfort IL
 37.89°N 88.94°W
Last Update:
8:26 am CDT Sep 7, 2026
Forecast Valid:
9am CDT Sep 7, 2026-6pm CDT Sep 13, 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