Hazardous Weather Conditions

Current conditions at

Marion - Williamson County Regional Airport (KMWA)

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

Overcast

29°F

-2°C

Humidity 46%
Wind Speed SW 7 mph
Barometer 30.07 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 18 Jan 11:15 pm CST
Detailed forecast for

Williamson County

Tonight
Partly cloudy. Cold with lows around 15. Southwest winds 5 to 10 mph, becoming northwest 10 to 15 mph after midnight. Gusts up to 30 mph.
Martin Luther King Jr Day
Sunny. Highs in the lower 20s. Northwest winds 10 to 15 mph with gusts up to 30 mph.
Monday Night
Mostly clear. Cold with lows around 12. West winds around 5 mph in the evening, becoming light and variable.
Tuesday
Sunny. Highs in the mid 30s. South winds 5 to 10 mph.
Tuesday Night
Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the upper 20s. South winds 10 to 15 mph.
Wednesday
Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 40s.
Wednesday Night
Partly cloudy. Lows in the lower 20s.
Thursday
Sunny. Highs in the upper 30s.
Thursday Night
Partly cloudy. Lows in the lower 20s.
Friday
Partly sunny. Highs in the lower 40s.
Friday Night
Mostly cloudy. A chance of snow and rain showers in the evening, then a chance of snow showers after midnight. Lows in the lower 20s. Chance of precipitation 30 percent.
Saturday
Mostly cloudy with a 40 percent chance of snow showers. Highs around 30.
Saturday Night
Mostly cloudy with a chance of snow showers and freezing rain. Cold with lows around 10 above. Chance of precipitation 40 percent.
Sunday
Mostly sunny. Highs in the lower 20s.



Basemap Options
Click map to change the forecast location
Loading map...
1014 PM CST Sun Jan 18 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database