Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Overcast
47°F
8°C
| Humidity | 71% |
| Wind Speed | N 8 mph |
| Barometer | 30.08 in (1018.6 mb) |
| Dewpoint | 38°F (3°C) |
| Visibility | 10.00 mi |
| Wind Chill | 43°F (6°C) |
| Last update | 9 Jan 12:54 pm CST |
Extended Forecast for
Warrensburg IL
This Afternoon

High: 48 °F
Mostly Sunny
Tonight
Low: 36 °F
Mostly Cloudy
then Chance
RainSaturday
High: 42 °F
Rain/Snow
Likely then
Slight Chance
Rain/Snow and
BreezySaturday Night
Low: 22 °F
Partly Cloudy
then Partly
Cloudy and
BlusterySunday
High: 34 °F
Mostly Sunny
and Breezy
then SunnySunday Night

Low: 24 °F
Mostly Clear
Monday

High: 45 °F
Sunny
Monday Night

Low: 33 °F
Partly Cloudy
Tuesday

High: 50 °F
Partly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 48. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A 40 percent chance of rain after 3am. Mostly cloudy, with a low around 36. Light and variable wind becoming northeast around 5 mph after midnight.
Saturday
Rain and snow likely before 11am, then a chance of rain between 11am and 5pm, then a slight chance of snow after 5pm. Cloudy through mid morning, then gradual clearing, with a high near 42. Breezy, with a west northwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
Partly cloudy, with a low around 22. Blustery, with a west northwest wind 15 to 23 mph, with gusts as high as 31 mph.
Sunday
Mostly sunny, with a high near 34. Breezy, with a west northwest wind 18 to 23 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
Mostly clear, with a low around 24. South southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 45. West southwest wind 11 to 15 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 31.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Warrensburg IL
39.93°N 89.05°W (Elev. 699 ft)
39.93°N 89.05°W (Elev. 699 ft)
1:17 pm CST Jan 9, 2026
1pm CST Jan 9, 2026-6pm CST Jan 15, 2026


