Hazardous Weather Conditions
Current conditions at
Decatur Airport (KDEC)
Lat: 39.83°NLon: 88.87°WElev: 670ft.
Overcast and Breezy
68°F
20°C
| Humidity | 81% |
| Wind Speed | S 25 G 35 mph |
| Barometer | 29.48 in (998.0 mb) |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 28 Dec 12:54 pm CST |
Extended Forecast for
Warrensburg IL
Wind Advisory December 28, 03:00pm until December 29, 03:00pm
This Afternoon

High: 67 °F
Severe
Thunderstorms
and BreezyTonight
Low: 15 °F
Windy. Slight
Chance Snow
then Chance
FlurriesMonday

High: 23 °F
Chance
Flurries and
WindyMonday Night
Low: 13 °F
Partly Cloudy
and Blustery
then Mostly
ClearTuesday

High: 30 °F
Mostly Sunny
Tuesday Night

Low: 25 °F
Partly Cloudy
Wednesday

High: 35 °F
Mostly Cloudy
Wednesday Night

Low: 20 °F
Mostly Cloudy
New Year's Day

High: 30 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Rain and thunderstorms before 4pm, then rain likely and possibly a thunderstorm between 4pm and 5pm, then a slight chance of rain and thunderstorms after 5pm. Some of the storms could be severe. High near 67. Breezy, with a south southwest wind 21 to 26 mph becoming west. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A slight chance of snow before 10pm, then a chance of flurries after midnight. Mostly cloudy, with a low around 15. Wind chill values between -5 and 5. Windy, with a west wind 30 to 34 mph, with gusts as high as 48 mph. Chance of precipitation is 20%.
Monday
A chance of flurries between 11am and 1pm. Mostly sunny, with a high near 23. Wind chill values between -5 and 5. Windy, with a west northwest wind 28 to 33 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 48 mph.
Monday Night
Partly cloudy, with a low around 13. Wind chill values between -1 and 4. Blustery, with a northwest wind 13 to 21 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 30. West southwest wind 11 to 14 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 25. West wind around 14 mph, with gusts as high as 21 mph.
Wednesday
Mostly cloudy, with a high near 35. West northwest wind 9 to 14 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 20.
New Year's Day
Mostly sunny, with a high near 30.
Thursday Night
Partly cloudy, with a low around 17.
Friday
Mostly sunny, with a high near 35.
Friday Night
Mostly cloudy, with a low around 23.
Saturday
Mostly sunny, with a high near 36.
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)
1:26 pm CST Dec 28, 2025
1pm CST Dec 28, 2025-6pm CST Jan 3, 2026



