Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Partly Cloudy
27°F
-3°C
| Humidity | 51% |
| Wind Speed | N 16 mph |
| Barometer | 30.51 in (1034.2 mb) |
| Dewpoint | 11°F (-12°C) |
| Visibility | 10.00 mi |
| Wind Chill | 15°F (-9°C) |
| Last update | 23 Feb 11:54 am CST |
Extended Forecast for
3 Miles WSW Forsyth IL
This Afternoon
High: 30 °F
Sunny
Tonight
Low: 19 °F
Partly Cloudy
Tuesday
High: 46 °F
Mostly Cloudy
and BreezyTuesday Night
Low: 27 °F
Decreasing
CloudsWednesday
High: 44 °F
Mostly Sunny
Wednesday Night
Low: 29 °F
Chance
Rain/Snow
then
Rain/Snow
LikelyThursday
High: 43 °F
Chance
Rain/Snow
then Mostly
SunnyThursday Night
Low: 28 °F
Mostly Clear
Friday
High: 58 °F
Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 30. North northwest wind 9 to 16 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 19. Calm wind becoming south 5 to 9 mph after midnight. Winds could gust as high as 16 mph.
Tuesday
Mostly cloudy, with a high near 46. Breezy, with a south wind 11 to 16 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Southwest wind 11 to 15 mph becoming west northwest after midnight. Winds could gust as high as 23 mph.
Wednesday
Mostly sunny, with a high near 44. West northwest wind 7 to 11 mph, with gusts as high as 16 mph.
Wednesday Night
A chance of rain before 9pm, then rain and snow likely between 9pm and 3am, then snow likely after 3am. Mostly cloudy, with a low around 29. North wind 6 to 10 mph becoming east northeast in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A chance of rain and snow before noon. Partly sunny, with a high near 43. East northeast wind 8 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 36.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles WSW Forsyth IL
39.89°N 89.02°W (Elev. 656 ft)
39.89°N 89.02°W (Elev. 656 ft)
12:26 pm CST Feb 23, 2026
12pm CST Feb 23, 2026-6pm CST Mar 1, 2026
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