Current conditions at

Southern Illinois Airport (KMDH)

Lat: 37.78° N Lon: 89.25° W Elev: 400 ft.

Light Rain Fog/Mist

46°F

8°C

Humidity 93%
Wind Speed E 3 mph
Barometer 29.92 in (1013.3 mb)
Dewpoint 44°F (7°C)
Visibility 3.00 mi
Last update 14 Feb 4:52 pm CST
Detailed forecast for

Jackson County

Tonight
Showers. Near steady temperature in the upper 40s. East winds 5 to 10 mph. Chance of rain near 100 percent.
Sunday
Cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the upper 50s. North winds 10 to 15 mph. Chance of rain 50 percent.
Sunday Night
Mostly clear. Lows in the upper 30s. North winds around 5 mph in the evening, becoming light and variable.
Washingtons Birthday
Mostly sunny. Highs in the lower 60s. South winds 5 to 10 mph.
Monday Night
Mostly cloudy. Lows in the mid 40s. South winds around 5 mph.
Tuesday And Tuesday Night
Mostly cloudy. Highs in the mid 60s. Lows in the upper 50s.
Wednesday And Wednesday Night
Partly cloudy. Highs in the lower 70s. Lows around 50.
Thursday
Mostly sunny. A chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 30 percent.
Thursday Night And Friday
Mostly cloudy. Lows in the mid 40s. Highs in the upper 50s.
Friday Night
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 30s.
Saturday
Mostly sunny. Highs in the lower 50s.



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323 PM CST Sat Feb 14 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database