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.

Partly Cloudy

81°F

27°C

Humidity 57%
Wind Speed S 8 mph
Barometer 29.89 in (1011.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 18 May 12:54 pm CDT
Extended Forecast for

3 Miles N Shelbyville IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 83. Light south wind.

    High: 83 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. Light south wind.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 87 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. South southeast wind 3 to 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. South wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 67. South wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 87. South wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

    Low: 66 °F

    T-storms
    Likely

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.

    High: 79 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 83. Light south wind.
Tonight
Mostly clear, with a low around 62. Light south wind.
Sunday
Sunny, with a high near 87. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 64. South southeast wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 84. South wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. South wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 87. South wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tuesday Night
Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 57.
Friday
A chance of showers. Mostly sunny, with a high near 75.
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Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Shelbyville IL
 39.46°N 88.82°W (Elev. 686 ft)
Last Update:
12:43 pm CDT May 18, 2024
Forecast Valid:
1pm CDT May 18, 2024-6pm CDT May 24, 2024
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation