Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fog/Mist

64°F

18°C

Humidity 90%
Wind Speed NE 6 mph
Barometer 30.33 in (1026.5 mb)
Dewpoint 61°F (16°C)
Visibility 6.00 mi
Last update 1 Aug 9:54 pm CDT
Extended Forecast for

2 Miles WNW Decatur IL

  • Tonight

    Tonight: Partly cloudy, with a low around 57. Northeast wind around 7 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. East northeast wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. East northeast wind 5 to 7 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. East northeast wind around 7 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. East northeast wind around 6 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 83. East wind 5 to 7 mph.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. East wind 3 to 6 mph.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. Northeast wind around 7 mph.
Saturday
Mostly sunny, with a high near 77. East northeast wind 6 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Mostly clear, with a low around 56. East northeast wind 5 to 7 mph.
Sunday
Sunny, with a high near 80. East northeast wind around 7 mph.
Sunday Night
Mostly clear, with a low around 61. East northeast wind around 6 mph.
Monday
Partly sunny, with a high near 83. East wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 66. East wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 70.
Friday
Sunny, with a high near 89.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Decatur IL
 39.86°N 88.97°W (Elev. 676 ft)
10:41 pm CDT Aug 1, 2025
10pm CDT Aug 1, 2025-6pm CDT Aug 8, 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