Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
36°F
2°C
| Humidity | 93% |
| Wind Speed | W 7 mph |
| Barometer | 30.02 in (1017.1 mb) |
| Dewpoint | 34°F (1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 30°F (-1°C) |
| Last update | 8 Mar 5:54 am CDT |
Extended Forecast for
2 Miles N Decatur Airport IL
Today
High: 62 °F
Sunny
Tonight
Low: 44 °F
Clear
Monday
High: 72 °F
Sunny
Monday Night
Low: 58 °F
Mostly Clear
Tuesday
High: 78 °F
Mostly Sunny
then T-storms
Likely and
BreezyTuesday Night
Low: 51 °F
T-storms and
BreezyWednesday
High: 63 °F
Showers and
BreezyWednesday Night
Low: 28 °F
Mostly Cloudy
and Blustery
then Mostly
ClearThursday
High: 47 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 62. Southwest wind 7 to 15 mph, with gusts as high as 24 mph.
Tonight
Clear, with a low around 44. South southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Monday
Sunny, with a high near 72. South southwest wind 11 to 18 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 58. South wind around 14 mph, with gusts as high as 23 mph.
Tuesday
Showers and thunderstorms likely after 1pm. Increasing clouds, with a high near 78. Breezy, with a south southwest wind 10 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 51. Breezy, with a south southwest wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Showers. High near 63. Breezy, with a southwest wind 20 to 22 mph becoming northwest in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Partly cloudy, with a low around 28. Blustery.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 40. Breezy.
Friday
Partly sunny, with a high near 59. Breezy.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly cloudy, with a high near 49.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles N Decatur Airport IL
39.86°N 88.88°W (Elev. 610 ft)
39.86°N 88.88°W (Elev. 610 ft)
5:06 am CDT Mar 8, 2026
6am CDT Mar 8, 2026-6pm CDT Mar 14, 2026
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