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Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
46°F
8°C
| Humidity | 68% |
| Wind Speed | S 9 mph |
| Barometer | 30.52 in (1033.9 mb) |
| Dewpoint | 36°F (2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 41°F (5°C) |
| Last update | 18 Oct 8:54 am CDT |
Extended Forecast for
Stonington IL
Today
High: 67 °F
Sunny
Tonight
Low: 38 °F
Clear
Monday
High: 71 °F
Sunny
Monday Night
Low: 39 °F
Mostly Clear
Tuesday
High: 73 °F
Sunny
Tuesday Night
Low: 42 °F
Mostly Clear
Wednesday
High: 76 °F
Sunny
Wednesday Night
Low: 46 °F
Clear
Thursday
High: 80 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 67. South wind 7 to 9 mph.
Tonight
Clear, with a low around 38. South southeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 71. Calm wind.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
Sunny, with a high near 73. Calm wind.
Tuesday Night
Mostly clear, with a low around 42. Calm wind.
Wednesday
Sunny, with a high near 76. Calm wind.
Wednesday Night
Clear, with a low around 46.
Thursday
Sunny, with a high near 80.
Thursday Night
Clear, with a low around 47.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 47.
Saturday
Sunny, with a high near 79.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Stonington IL
39.65°N 89.18°W (Elev. 617 ft)
39.65°N 89.18°W (Elev. 617 ft)
7:36 am CDT Oct 18, 2026
9am CDT Oct 18, 2026-6pm CDT Oct 24, 2026
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