Current conditions at

Marion - Williamson County Regional Airport (KMWA)

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

Partly Cloudy

91°F

33°C

Humidity 46%
Wind Speed SW 7 mph
Barometer 30.08 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 8 Sep 3:45 pm CDT
Detailed forecast for

Franklin County

This Afternoon
Mostly sunny. Hot. Near steady temperature in the lower 90s. South winds around 5 mph.
Tonight
Mostly clear. Not as cool with lows in the mid 70s. South winds 5 to 10 mph.
Wednesday
Sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 90s. Southwest winds 10 to 15 mph. Chance of rain 30 percent.
Wednesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 90 percent.
Thursday
A chance of thunderstorms. Showers, mainly in the morning. Highs in the mid 80s. West winds around 5 mph. Chance of rain 90 percent.
Thursday Night
Mostly cloudy. Lows in the mid 60s.
Friday
Mostly sunny. Highs in the upper 80s.
Friday Night
Mostly clear. Lows in the upper 60s.
Saturday Through Sunday
Partly cloudy. Highs in the mid 90s. Lows in the upper 60s.
Sunday Night And Monday
Mostly clear. Lows in the upper 60s. Highs in the lower 90s.



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147 PM CDT Tue Sep 8 2026
 
 

Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database