Current conditions at

Decatur Airport (KDEC)

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

Mostly Cloudy

61°F

16°C

Humidity 97%
Wind Speed S 13 mph
Barometer 29.74 in (1007.1 mb)
Dewpoint 60°F (16°C)
Visibility 7.00 mi
Last update 28 Dec 2:54 am CST
Detailed forecast for

Macon County

Rest Of Tonight
Cloudy with a 40 percent chance of showers. Patchy fog. Not as cool. Near steady temperature in the upper 50s. Temperature rising to around 60 through sunrise. South winds around 10 mph with gusts up to 25 mph.
Sunday
A chance of thunderstorms. Showers, breezy with highs in the mid 60s. Southwest winds 15 to 25 mph. Gusts up to 40 mph in the afternoon. Chance of rain 90 percent.
Sunday Night
Mostly cloudy. A chance of rain showers in the evening, then a chance of flurries after midnight. Windy and much cooler. Less humid with lows around 16. West winds 25 to 30 mph with gusts up to 45 mph. Chance of precipitation 30 percent. Wind chill values as low as 4 below after midnight.
Monday
Mostly cloudy with a chance of flurries in the morning, then mostly sunny in the afternoon. Very windy and much cooler with highs in the mid 20s. Northwest winds 25 to 35 mph with gusts up to 45 mph. Wind chill values as low as 6 below in the morning.
Monday Night
Partly cloudy in the evening, then becoming mostly clear. Lows around 13. Northwest winds 15 to 20 mph with gusts up to 30 mph. Wind chill values as low as 2 below.
Tuesday And Tuesday Night
Partly cloudy. Highs in the upper 20s. Lows in the mid 20s. Wind chill values as low as zero.
Wednesday And Wednesday Night
Mostly cloudy. Highs in the upper 30s. Lows in the lower 20s.
New Years Day
Mostly sunny. Highs in the lower 30s.
Thursday Night
Mostly clear. Lows around 15.
Friday And Friday Night
Partly cloudy. Highs in the mid 30s. Lows in the mid 20s.
Saturday
Mostly sunny in the morning, then becoming mostly cloudy. Highs in the lower 40s.



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213 AM CST Sun Dec 28 2025
 
 

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