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Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
67°F
19°C
| Humidity | 53% |
| Wind Speed | W 5 mph |
| Barometer | 30.21 in (1022.7 mb) |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 4 Oct 9:54 am CDT |
Extended Forecast for
Elwin IL
Today

High: 78 °F
Sunny
Tonight

Low: 46 °F
Mostly Clear
Monday

High: 73 °F
Sunny
Monday Night

Low: 44 °F
Clear
Tuesday

High: 77 °F
Sunny
Tuesday Night

Low: 53 °F
Clear
Wednesday

High: 80 °F
Sunny
Wednesday Night

Low: 51 °F
Mostly Clear
Thursday

High: 79 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 78. Northwest wind 5 to 10 mph.
Tonight
Mostly clear, with a low around 46. North wind around 7 mph.
Monday
Sunny, with a high near 73. East northeast wind 5 to 7 mph.
Monday Night
Clear, with a low around 44. East northeast wind around 5 mph becoming light and variable.
Tuesday
Sunny, with a high near 77. South wind 6 to 9 mph.
Tuesday Night
Clear, with a low around 53. South southwest wind around 7 mph.
Wednesday
Sunny, with a high near 80. West northwest wind 6 to 10 mph.
Wednesday Night
Mostly clear, with a low around 51.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 83.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Elwin IL
39.78°N 88.97°W (Elev. 705 ft)
39.78°N 88.97°W (Elev. 705 ft)
9:36 am CDT Oct 4, 2026
10am CDT Oct 4, 2026-6pm CDT Oct 10, 2026


