Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

76°F

24°C

Humidity 74%
Wind Speed NE 5 mph
Barometer 30.04 in (1016.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 14 Aug 8:54 am CDT
Extended Forecast for

Argenta IL

  • Today

    Today: Mostly sunny, with a high near 85. East wind 3 to 6 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. Light east northeast wind.

    Low: 67 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 89. East wind around 6 mph becoming south in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. South southeast wind 3 to 5 mph.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. South southwest wind around 7 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72. South wind 3 to 5 mph.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 94. West southwest wind 3 to 6 mph.

    High: 94 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 85. East wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 67. Light east northeast wind.
Friday
Sunny, with a high near 89. East wind around 6 mph becoming south in the afternoon.
Friday Night
Mostly clear, with a low around 71. South southeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 93. South southwest wind around 7 mph.
Saturday Night
Mostly clear, with a low around 72. South wind 3 to 5 mph.
Sunday
Sunny, with a high near 94. West southwest wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 73.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 72.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 68.
Wednesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Argenta IL
 39.99°N 88.82°W (Elev. 676 ft)
9:42 am CDT Aug 14, 2025
9am CDT Aug 14, 2025-6pm CDT Aug 20, 2025
 
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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