Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83° N Lon: 88.87° W Elev: 670 ft.

Light Rain

59°F

15°C

Humidity 81%
Wind Speed SW 9 mph
Barometer 30.13 in (1020.0 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 10 Apr 4:54 am CDT
Detailed forecast for

Macon County

Today
Cloudy. Showers likely with a slight chance of thunderstorms this morning. Much cooler with highs in the mid 60s. West winds 10 to 15 mph, becoming north this afternoon. Chance of rain 60 percent.
Tonight
Partly cloudy in the evening, then clearing. Cooler with lows in the mid 40s. Northeast winds 5 to 10 mph.
Saturday
Mostly sunny in the morning, then becoming mostly cloudy. Highs in the mid 60s. East winds around 10 mph.
Saturday Night
Mostly cloudy. Not as cool with lows in the upper 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
Sunday
Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Windy and not as cool with highs in the upper 70s. South winds 20 to 30 mph. Chance of rain 40 percent.
Sunday Night
Showers likely, mainly in the evening. Breezy with lows in the lower 60s. Chance of rain 60 percent.
Monday
Mostly cloudy in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent.
Monday Night
A chance of showers in the evening. Mostly cloudy. Lows in the mid 60s. Chance of rain 30 percent.
Tuesday
Partly sunny in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Breezy with highs in the lower 80s. Chance of rain 50 percent.
Tuesday Night
Showers likely with a chance of thunderstorms in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 70 percent.
Wednesday And Wednesday Night
Mostly cloudy. A chance of showers. Highs in the upper 70s. Lows in the upper 50s. Chance of rain 50 percent.
Thursday
Partly sunny with a 40 percent chance of showers. Highs in the upper 70s.



Basemap Options
Click map to change the forecast location
Loading map...
437 AM CDT Fri Apr 10 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database