Current conditions at

Decatur Airport (KDEC)

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

Mostly Cloudy

88°F

31°C

Humidity 48%
Wind Speed Vrbl 3 mph
Barometer 30.06 in (1017.1 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 3 Jul 10:54 am CDT
Detailed forecast for

Macon County

Rest Of Today
Sunny. Highs in the upper 80s. West winds around 5 mph.
Tonight
Mostly clear. Lows around 70. South winds around 5 mph.
Independence Day
Sunny. Highs in the lower 90s. South winds 5 to 10 mph.
Friday Night
Mostly clear. Lows in the lower 70s. South winds around 5 mph.
Saturday
Sunny. Highs in the lower 90s. South winds 5 to 10 mph.
Saturday Night
Partly cloudy. Lows in the lower 70s.
Sunday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.
Sunday Night
Partly cloudy. Lows in the upper 60s.
Monday
Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 40 percent.
Monday Night
Partly cloudy. Lows in the upper 60s.
Tuesday
Mostly sunny. A chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 30 percent.
Tuesday Night
Partly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 30 percent.
Wednesday
Mostly sunny with a chance of thunderstorms. A chance of showers. Highs in the mid 80s. Chance of rain 50 percent.



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1036 AM CDT Thu Jul 3 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database