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.

Overcast

34°F

1°C

Humidity 70%
Wind Speed NE 18 mph
Barometer 30.43 in (1030.6 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 7 Apr 5:54 am CDT
Extended Forecast for

Weldon IL

Freeze Warning April 7, 06:14am until April 7, 09:00am
Click here for hazard details and duration
...
  •  
    Freeze Warning April 7, 06:14am until April 7, 09:00am

    NOW until 9:00am Tue

    Freeze Warning

  • Today

    High: 48 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. East southeast wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 69. Breezy, with a south wind 15 to 23 mph, with gusts as high as 31 mph.

    High: 69 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 53. South wind around 18 mph, with gusts as high as 28 mph.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 74. Southwest wind 14 to 17 mph, with gusts as high as 23 mph.

    High: 74 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 54. South wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 66. Southwest wind 11 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 66 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 48. East northeast wind 11 to 14 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 36. East southeast wind 10 to 14 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 69. Breezy, with a south wind 15 to 23 mph, with gusts as high as 31 mph.
Wednesday Night
Partly cloudy, with a low around 53. South wind around 18 mph, with gusts as high as 28 mph.
Thursday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 74. Southwest wind 14 to 17 mph, with gusts as high as 23 mph.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54. South wind 10 to 14 mph, with gusts as high as 20 mph.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 66. Southwest wind 11 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 46.
Saturday
Partly sunny, with a high near 67.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Mostly cloudy, with a high near 79. Breezy.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 62. Breezy.
Monday
A chance of showers. Partly sunny, with a high near 81. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Weldon IL
 40.12°N 88.75°W (Elev. 709 ft)
Last Update:
4:57 am CDT Apr 7, 2026
Forecast Valid:
6am CDT Apr 7, 2026-6pm CDT Apr 13, 2026
 
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