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Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Fair
78°F
26°C
| Humidity | 43% |
| Wind Speed | W 5 mph |
| Barometer | 29.97 in (1014.5 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 11 Oct 2:54 pm CDT |
Extended Forecast for
Warrensburg IL
This Afternoon
High: 81 °F
Sunny
Tonight
Low: 62 °F
Increasing
CloudsColumbus Day
High: 89 °F
Sunny
Monday Night
Low: 71 °F
Clear
Tuesday
High: 90 °F
Sunny
Tuesday Night
Low: 68 °F
Chance
T-storms then
Showers
LikelyWednesday
High: 79 °F
Showers
Wednesday Night
Low: 59 °F
Chance
ShowersThursday
High: 74 °F
Showers
Detailed Forecast
This Afternoon
Sunny, with a high near 81. Light west southwest wind.
Tonight
Increasing clouds, with a low around 62. South wind 5 to 9 mph.
Columbus Day
Sunny, with a high near 89. Southwest wind 8 to 17 mph, with gusts as high as 23 mph.
Monday Night
Clear, with a low around 71. South southwest wind 11 to 15 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 90. West southwest wind 11 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
A chance of showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Increasing clouds, with a low around 68. South southwest wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers. High near 79. East wind 5 to 8 mph becoming west in the morning. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 59.
Thursday
Showers, with thunderstorms also possible after 1pm. High near 74. Chance of precipitation is 80%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 52. Breezy. Chance of precipitation is 50%.
Friday
Partly sunny, with a high near 64. Breezy.
Friday Night
Partly cloudy, with a low around 37. Breezy.
Saturday
Sunny, with a high near 58.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Warrensburg IL
39.93°N 89.05°W (Elev. 699 ft)
39.93°N 89.05°W (Elev. 699 ft)
3:36 pm CDT Oct 11, 2026
3pm CDT Oct 11, 2026-6pm CDT Oct 17, 2026
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