Current conditions at

Marion - Williamson County Regional Airport (KMWA)

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

Fair

68°F

20°C

Humidity 88%
Wind Speed N 6 mph
Barometer 29.97 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 22 Jul 6:47 am CDT
Detailed forecast for

Williamson County

Today
Mostly sunny. Highs in the lower 80s. North winds 5 to 10 mph.
Tonight
Partly cloudy in the evening, then clearing. Lows in the lower 60s. Northeast winds 5 to 10 mph.
Thursday
Sunny. Highs around 80. Northeast winds 5 to 10 mph.
Thursday Night
Partly cloudy. Lows in the lower 60s. Northeast winds around 5 mph in the evening, becoming light and variable.
Friday
Partly sunny. Highs in the lower 80s. Northeast winds around 5 mph.
Friday Night
Mostly cloudy with a chance of showers. A chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 50 percent.
Saturday
Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 50 percent.
Saturday Night Through Sunday Night
Mostly clear. Hot. Lows in the mid 70s. Highs in the mid 90s.
Monday
Mostly sunny. Hot with highs in the mid 90s.
Monday Night
Mostly clear. Lows in the mid 70s.
Tuesday
Mostly sunny. Highs in the mid 90s.



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457 AM CDT Wed Jul 22 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database