Current conditions at

Decatur Airport (KDEC)

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

Partly Cloudy

53°F

12°C

Humidity 45%
Wind Speed S 8 mph
Barometer 30.20 in (1022.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 2 Nov 1:54 pm CST
Detailed forecast for

Macon County

This Afternoon
Sunny. Highs in the mid 50s. Southwest winds 5 to 10 mph.
Tonight
Mostly clear. Not as cool with lows in the upper 30s. Southwest winds 5 to 10 mph.
Monday
Sunny. Highs in the lower 60s. West winds 10 to 15 mph, becoming northwest in the afternoon.
Monday Night
Mostly clear in the evening, then becoming mostly cloudy. Lows in the mid 30s. West winds around 5 mph, becoming south after midnight.
Tuesday
Mostly sunny. Highs in the upper 60s. South winds 15 to 20 mph with gusts up to 30 mph.
Tuesday Night
Partly cloudy. Not as cool with lows in the upper 40s.
Wednesday And Wednesday Night
Mostly clear. Highs around 70. Lows in the upper 30s.
Thursday
Mostly sunny. Highs in the lower 60s.
Thursday Night
Mostly cloudy. A chance of rain after midnight. Not as cool with lows in the upper 40s. Chance of rain 50 percent.
Friday
Partly sunny. A chance of rain in the morning. Highs in the mid 60s. Chance of rain 40 percent.
Friday Night And Saturday
Partly cloudy. Lows around 40. Highs in the lower 60s.



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107 PM CST Sun Nov 2 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database