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Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
43°F
6°C
| Humidity | 71% |
| Wind Speed | S 3 mph |
| Barometer | 30.18 in (1022.5 mb) |
| Dewpoint | 34°F (1°C) |
| Visibility | 10.00 mi |
| Last update | 7 Nov 5:54 pm CST |
Extended Forecast for
Forsyth IL
Tonight
Low: 31 °F
Mostly Clear
Sunday
High: 60 °F
Sunny
Sunday Night
Low: 33 °F
Mostly Clear
Monday
High: 62 °F
Sunny
Monday Night
Low: 41 °F
Clear
Tuesday
High: 65 °F
Sunny
Tuesday Night
Low: 39 °F
Mostly Clear
Veterans Day
High: 62 °F
Partly Sunny
then Chance
RainWednesday Night
Low: 39 °F
Chance Rain
then Mostly
Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 31. Calm wind becoming west southwest 5 to 7 mph after midnight.
Sunday
Sunny, with a high near 60. West wind 8 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 33. West wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 62. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
Clear, with a low around 41. South southwest wind 5 to 7 mph.
Tuesday
Sunny, with a high near 65. West wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 39. Calm wind.
Veterans Day
A 30 percent chance of rain after noon. Partly sunny, with a high near 62.
Wednesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 48.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 55.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Forsyth IL
39.91°N 88.97°W (Elev. 666 ft)
39.91°N 88.97°W (Elev. 666 ft)
12:26 pm CST Nov 7, 2026
6pm CST Nov 7, 2026-6pm CST Nov 14, 2026
Additional Resources
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