Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Overcast
44°F
7°C
| Humidity | 55% |
| Wind Speed | S 20 G 29 mph |
| Barometer | 29.87 in (1011.6 mb) |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 36°F (2°C) |
| Last update | 13 Mar 12:54 am CDT |
Extended Forecast for
3 Miles WSW Forsyth IL
Wind Advisory until March 13, 04:00pm
NOW until 4:00pm Fri

Wind Advisory
Overnight

Low: 41 °F
Mostly Cloudy
and BreezyFriday

High: 53 °F
Partly Sunny
and BreezyFriday Night
Low: 33 °F
Partly Cloudy
then Slight
Chance RainSaturday

High: 55 °F
Mostly Cloudy
Saturday Night

Low: 48 °F
Mostly Cloudy
Sunday
High: 67 °F
Chance Rain
and Breezy
then Rain and
WindySunday Night
Low: 21 °F
Rain and
Breezy then
Rain/Snow and
WindyMonday

High: 25 °F
Chance Snow
and Windy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 41. Breezy, with a south wind around 26 mph, with gusts as high as 39 mph.
Friday
Partly sunny, with a high near 53. Breezy, with a west wind 23 to 28 mph, with gusts as high as 43 mph.
Friday Night
A 10 percent chance of rain after 5am. Partly cloudy, with a low around 33. West northwest wind 6 to 15 mph becoming east northeast after midnight. Winds could gust as high as 20 mph.
Saturday
Mostly cloudy, with a high near 55. East southeast wind 9 to 15 mph, with gusts as high as 22 mph.
Saturday Night
Mostly cloudy, with a low around 48. East southeast wind 14 to 18 mph, with gusts as high as 28 mph.
Sunday
Rain, mainly after 1pm. High near 67. Windy, with a south wind 21 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain before 1am, then snow. Some thunder is also possible. Low around 21. Windy, with a south southwest wind 23 to 30 mph becoming west northwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
A 50 percent chance of snow before 1pm. Mostly cloudy, with a high near 25. Windy.
Monday Night
Partly cloudy, with a low around 10. Blustery.
Tuesday
Mostly sunny, with a high near 29.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 22.
Wednesday
Mostly cloudy, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 62.
Additional Forecasts and Information
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ABOUT 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)
1:26 am CDT Mar 13, 2026
1am CDT Mar 13, 2026-6pm CDT Mar 19, 2026



