Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
53°F
12°C
| Humidity | 89% |
| Wind Speed | Calm |
| Barometer | 30.14 in (1020.3 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 9.00 mi |
| Last update | 25 May 5:54 am CDT |
Extended Forecast for
3 Miles WSW Forsyth IL
Memorial Day
High: 80 °F
Sunny
Tonight
Low: 57 °F
Partly Cloudy
Tuesday
High: 82 °F
Partly Sunny
Tuesday Night
Low: 63 °F
Mostly Cloudy
Wednesday
High: 81 °F
Chance
Showers then
Chance
T-stormsWednesday Night
Low: 62 °F
Partly Cloudy
Thursday
High: 84 °F
Mostly Sunny
Thursday Night
Low: 61 °F
Partly Cloudy
Friday
High: 78 °F
Partly Sunny
Detailed Forecast
Memorial Day
Sunny, with a high near 80. Calm wind becoming east 5 to 8 mph in the morning.
Tonight
Partly cloudy, with a low around 57. Southeast wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 82. East southeast wind 5 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 63. East southeast wind around 6 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. East wind 5 to 7 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 62. East southeast wind around 7 mph.
Thursday
Mostly sunny, with a high near 84. East wind 9 to 13 mph, with gusts as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Partly sunny, with a high near 78.
Friday Night
Mostly cloudy, with a low around 60.
Saturday
Partly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 76.
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)
4:37 am CDT May 25, 2026
6am CDT May 25, 2026-6pm CDT May 31, 2026
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