Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast and Windy

81°F

27°C

Humidity 58%
Wind Speed SW 29 G 41 mph
Barometer 29.70 in (1005.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 Jun 2:54 pm CDT
Extended Forecast for

3 Miles W Arthur IL

Wind Advisory until June 18, 07:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until June 18, 07:00pm

    NOW until 7:00pm Wed

    Wind Advisory

  • This Afternoon

    High: 85 °F

    Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 7pm and 1am.  Partly cloudy, with a low around 66. West southwest wind 9 to 14 mph, with gusts as high as 29 mph.

    Low: 66 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 81. West northwest wind around 10 mph, with gusts as high as 16 mph.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. West northwest wind around 6 mph becoming calm.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87. South southwest wind 6 to 11 mph, with gusts as high as 17 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 75.

    Low: 75 °F

    Clear

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 85. Breezy, with a west southwest wind around 23 mph, with gusts as high as 41 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 7pm and 1am. Partly cloudy, with a low around 66. West southwest wind 9 to 14 mph, with gusts as high as 29 mph.
Juneteenth
Mostly sunny, with a high near 81. West northwest wind around 10 mph, with gusts as high as 16 mph.
Thursday Night
Mostly clear, with a low around 63. West northwest wind around 6 mph becoming calm.
Friday
Sunny, with a high near 87. South southwest wind 6 to 11 mph, with gusts as high as 17 mph.
Friday Night
Mostly clear, with a low around 71. South wind around 11 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 92. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Clear, with a low around 75.
Sunday
Sunny, with a high near 93.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Arthur IL
 39.72°N 88.52°W (Elev. 682 ft)
3:26 pm CDT Jun 18, 2025
3pm CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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