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

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Light Rain

48°F

9°C

Humidity 83%
Wind Speed N 10 mph
Barometer 29.80 in (1008.9 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 5 May 9:54 am CDT
Extended Forecast for

Warrensburg IL

  • Today

    Today: Showers. High near 56. North wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Showers

  • Tonight

    Tonight: Showers, mainly before 1am. Low around 43. North wind 6 to 8 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Showers then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers after 7am. Partly sunny, with a high near 58. North wind 8 to 11 mph, with gusts as high as 16 mph.

    High: 58 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. Northwest wind 6 to 9 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62. West wind 6 to 14 mph, with gusts as high as 20 mph.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. South southwest wind 7 to 10 mph, with gusts as high as 16 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 69. South southwest wind 11 to 17 mph, with gusts as high as 23 mph.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

Today
Showers. High near 56. North wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers, mainly before 1am. Low around 43. North wind 6 to 8 mph, with gusts as high as 17 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 20 percent chance of showers after 7am. Partly sunny, with a high near 58. North wind 8 to 11 mph, with gusts as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 38. Northwest wind 6 to 9 mph.
Thursday
Mostly sunny, with a high near 62. West wind 6 to 14 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 45. South southwest wind 7 to 10 mph, with gusts as high as 16 mph.
Friday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 69. South southwest wind 11 to 17 mph, with gusts as high as 23 mph.
Friday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 49.
Saturday
Sunny, with a high near 74.
Saturday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 55.
Sunday
Showers likely. Mostly cloudy, with a high near 69.
Sunday Night
A chance of showers. Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Warrensburg IL
 39.93°N 89.05°W (Elev. 699 ft)
Last Update:
9:36 am CDT May 5, 2026
Forecast Valid:
10am CDT May 5, 2026-6pm CDT May 11, 2026
 
Forecast Discussion
 
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Additional Resources

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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