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Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

43°F

6°C

Humidity 82%
Wind Speed Calm
Barometer 30.39 in (1029.3 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 18 Oct 11:54 pm CDT
Extended Forecast for

3 Miles E Long Creek IL

  • Overnight

    Overnight: Clear, with a low around 37. Light south southeast wind.

    Low: 37 °F

    Clear

  • Monday

    Monday: Patchy frost before 8am.  Otherwise, sunny, with a high near 72. Light south southeast wind.

    High: 72 °F

    Patchy Frost
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Calm wind.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Light east wind.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. Light east wind.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 46. Calm wind.

    Low: 46 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 37. Light south southeast wind.
Monday
Patchy frost before 8am. Otherwise, sunny, with a high near 72. Light south southeast wind.
Monday Night
Mostly clear, with a low around 39. Calm wind.
Tuesday
Sunny, with a high near 74. Light east wind.
Tuesday Night
Mostly clear, with a low around 43. Light east wind.
Wednesday
Sunny, with a high near 75. Calm wind.
Wednesday Night
Clear, with a low around 46. Calm wind.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 48.
Friday
Sunny, with a high near 74.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Long Creek IL
 39.79°N 88.8°W (Elev. 699 ft)
12:31 am CDT Oct 19, 2026
12am CDT Oct 19, 2026-6pm CDT Oct 25, 2026
 
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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