Hazardous Weather Conditions

Current conditions at

Southern Illinois Airport (KMDH)

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

A Few Clouds

63°F

17°C

Humidity 41%
Wind Speed S 18 G 31 mph
Barometer 29.86 in (1011.1 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 18 Nov 5:52 am CST
Detailed forecast for

Jackson County

Today
Mostly cloudy this morning, then becoming partly sunny. A chance of showers and thunderstorms. Highs in the upper 60s. Southwest winds 10 to 15 mph. Chance of rain 50 percent.
Tonight
Mostly cloudy. A slight chance of showers in the evening. Lows around 50. North winds around 5 mph. Chance of rain 20 percent.
Wednesday
Mostly cloudy. Highs in the lower 60s. North winds around 5 mph.
Wednesday Night
Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. Calm winds, becoming southeast around 5 mph after midnight. Chance of rain 40 percent.
Thursday
Showers. Highs in the lower 60s. South winds 5 to 10 mph. Chance of rain 80 percent.
Thursday Night
Showers. Lows in the mid 50s. Chance of rain 90 percent.
Friday
Showers. Highs in the mid 60s. Chance of rain 90 percent.
Friday Night
Mostly cloudy. Showers likely, mainly in the evening. Lows in the mid 40s. Chance of rain 70 percent.
Saturday
Mostly sunny. Highs in the upper 50s.
Saturday Night And Sunday
Mostly clear. Lows in the upper 30s. Highs around 60.
Sunday Night
Partly cloudy. Lows in the lower 40s.
Monday
Partly sunny. Highs around 60.



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528 AM CST Tue Nov 18 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database