Current conditions at

Marion - Williamson County Regional Airport (KMWA)

Lat: 37.77° N Lon: 89.01° W Elev: 486 ft.

Fair

84°F

29°C

Humidity 70%
Wind Speed SE 3 mph
Barometer 30.00 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 17 Aug 8:15 pm CDT
Detailed forecast for

Franklin County

Tonight
Partly cloudy. Lows in the mid 70s. East winds around 5 mph.
Monday
Sunny, hot with highs in the upper 90s. Southeast winds around 5 mph. Highest heat index readings heat index readings up to 106 in the afternoon.
Monday Night
Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph.
Tuesday
Sunny, hot with highs in the upper 90s. South winds around 5 mph, becoming west around 5 mph in the afternoon.
Tuesday Night
A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the lower 70s. Northwest winds around 5 mph. Chance of rain 40 percent.
Wednesday
Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs around 90. Chance of rain 40 percent.
Wednesday Night And Thursday
Partly cloudy. Lows in the upper 60s. Highs in the upper 80s.
Thursday Night Through Saturday
Mostly clear. Lows in the upper 60s. Highs around 90.
Saturday Night And Sunday
Mostly clear. Lows in the lower 60s. Highs in the mid 80s.



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628 PM CDT Sun Aug 17 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database