National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast

42°F

6°C

Humidity 73%
Wind Speed W 7 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 1 Nov 9:54 am CDT
Extended Forecast for

3 Miles WNW Warrensburg IL

  • Today

    Today: Isolated showers after 2pm. Mostly cloudy, with a high near 51. West wind 7 to 10 mph. Chance of precipitation is 20%.

    High: 51 °F

    Partly Sunny
    then Isolated
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind around 6 mph becoming calm in the evening.

    Low: 31 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 55. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 36. South southwest wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 36 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 63. Southwest wind 10 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 17 mph.

    High: 63 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light south southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
Isolated showers after 2pm. Mostly cloudy, with a high near 51. West wind 7 to 10 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 55. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Sunday Night
Clear, with a low around 36. South southwest wind 6 to 9 mph, with gusts as high as 15 mph.
Monday
Sunny, with a high near 63. Southwest wind 10 to 14 mph becoming west northwest in the afternoon. Winds could gust as high as 17 mph.
Monday Night
Mostly clear, with a low around 36. West northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 66. Light south southeast wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Clear, with a low around 38.
Thursday
Sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 48.
Friday
A chance of showers. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Warrensburg IL
 39.96°N 89.11°W (Elev. 610 ft)
Last Update:
9:52 am CDT Nov 1, 2025
Forecast Valid:
10am CDT Nov 1, 2025-6pm CST Nov 7, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation