Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Forsyth IL
Overnight
Low: 26 °F
Partly Cloudy
Wednesday
High: 45 °F
Sunny
Wednesday Night
Low: 27 °F
Increasing
CloudsThursday
High: 44 °F
Cloudy
Thursday Night
Low: 28 °F
Mostly Cloudy
Friday
High: 48 °F
Mostly Sunny
Friday Night
Low: 31 °F
Partly Cloudy
Saturday
High: 50 °F
Mostly Cloudy
Saturday Night
Low: 35 °F
Chance Rain
Detailed Forecast
Overnight
Partly cloudy, with a low around 26. North northwest wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 45. Northwest wind 7 to 10 mph, with gusts as high as 17 mph.
Wednesday Night
Increasing clouds, with a low around 27. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Cloudy, with a high near 44. Calm wind becoming south southeast around 6 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 28. Southeast wind around 6 mph.
Friday
Mostly sunny, with a high near 48. South wind around 7 mph.
Friday Night
Partly cloudy, with a low around 31. South southeast wind around 6 mph.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Sunday
A 30 percent chance of rain before noon. Mostly sunny, with a high near 52.
Sunday Night
Mostly clear, with a low around 31.
Washington's Birthday
Mostly sunny, with a high near 55.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 59.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Forsyth IL
39.93°N 88.96°W (Elev. 650 ft)
39.93°N 88.96°W (Elev. 650 ft)
12:06 am CST Feb 11, 2026
12am CST Feb 11, 2026-6pm CST Feb 17, 2026
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