Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
52°F
11°C
| Humidity | 97% |
| Wind Speed | NE 3 mph |
| Barometer | 30.18 in (1021.9 mb) |
| Dewpoint | 51°F (11°C) |
| Visibility | 10.00 mi |
| Last update | 23 Jul 4:54 am CDT |
Extended Forecast for
2 Miles S Decatur IL
Today
High: 77 °F
Sunny
Tonight
Low: 58 °F
Partly Cloudy
Friday
High: 77 °F
Partly Sunny
then Slight
Chance
ShowersFriday Night
Low: 61 °F
Chance
ShowersSaturday
High: 82 °F
Partly Sunny
Saturday Night
Low: 68 °F
Partly Cloudy
Sunday
High: 89 °F
Mostly Sunny
Sunday Night
Low: 72 °F
Partly Cloudy
Monday
High: 93 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 77. East northeast wind 3 to 7 mph.
Tonight
Partly cloudy, with a low around 58. East northeast wind 3 to 5 mph.
Friday
A slight chance of showers between 4pm and 5pm. Mostly cloudy, with a high near 77. Calm wind becoming south southeast around 6 mph in the morning. Chance of precipitation is 20%.
Friday Night
A 30 percent chance of showers after 7pm. Mostly cloudy, with a low around 61. Light south southeast wind.
Saturday
Partly sunny, with a high near 82. South wind 5 to 7 mph.
Saturday Night
Partly cloudy, with a low around 68. Light south wind.
Sunday
Mostly sunny, with a high near 89. Calm wind becoming northwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Mostly sunny, with a high near 90.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Sunny, with a high near 87.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles S Decatur IL
39.82°N 88.94°W (Elev. 610 ft)
39.82°N 88.94°W (Elev. 610 ft)
4:36 am CDT Jul 23, 2026
5am CDT Jul 23, 2026-6pm CDT Jul 29, 2026
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