National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

57°F

14°C

Humidity 69%
Wind Speed Vrbl 7 mph
Barometer 30.10 in (1019.4 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 10 Nov 9:54 am CST
Extended Forecast for

6 Miles NNW Shelbyville IL

  • Today

    Today: Sunny, with a high near 68. West northwest wind around 5 mph becoming calm in the afternoon.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. North wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Increasing
    Clouds

  • Veterans Day

    Veterans Day: A slight chance of showers and thunderstorms between 1pm and 3pm. Mostly sunny, with a high near 66. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 38. North northwest wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 38 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 48. North northwest wind 11 to 15 mph, with gusts as high as 22 mph.

    High: 48 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. North northwest wind 7 to 10 mph, with gusts as high as 17 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 43. North northwest wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 43 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 68. West northwest wind around 5 mph becoming calm in the afternoon.
Tonight
Increasing clouds, with a low around 42. North wind around 5 mph becoming calm in the evening.
Veterans Day
A slight chance of showers and thunderstorms between 1pm and 3pm. Mostly sunny, with a high near 66. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 38. North northwest wind 11 to 14 mph, with gusts as high as 22 mph.
Thursday
Partly sunny, with a high near 48. North northwest wind 11 to 15 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 28. North northwest wind 7 to 10 mph, with gusts as high as 17 mph.
Friday
Sunny, with a high near 43. North northwest wind 7 to 11 mph, with gusts as high as 17 mph.
Friday Night
Mostly clear, with a low around 23.
Saturday
Sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 31.
Monday
Mostly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Shelbyville IL
 39.48°N 88.85°W (Elev. 633 ft)
Last Update:
10:21 am CST Nov 10, 2026
Forecast Valid:
10am CST Nov 10, 2026-6pm CST Nov 16, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation