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Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

75°F

24°C

Humidity 82%
Wind Speed SW 6 mph
Barometer 29.85 in (1010.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 18 Jun 6:54 am CDT
Extended Forecast for

2 Miles SSW Decatur IL

  • Today

    Today: Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 81. South southwest wind 8 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely then
    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Mostly cloudy, with a low around 65. West southwest wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 83. West northwest wind around 9 mph, with gusts as high as 15 mph.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. West northwest wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 87. South wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. South wind around 11 mph, with gusts as high as 21 mph.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. South southwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 81. South southwest wind 8 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 4am. Mostly cloudy, with a low around 65. West southwest wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Juneteenth
Mostly sunny, with a high near 83. West northwest wind around 9 mph, with gusts as high as 15 mph.
Thursday Night
Mostly clear, with a low around 65. West northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 87. South wind 6 to 10 mph, with gusts as high as 16 mph.
Friday Night
Mostly clear, with a low around 73. South wind around 11 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 92. South southwest wind 11 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Clear, with a low around 76.
Sunday
Sunny, with a high near 94.
Sunday Night
Clear, with a low around 75.
Monday
Sunny, with a high near 93.
Monday Night
Mostly clear, with a low around 75.
Tuesday
A chance of showers. Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Decatur IL
 39.86°N 88.94°W (Elev. 682 ft)
Last Update:
7:40 am CDT Jun 18, 2025
Forecast Valid:
7am CDT Jun 18, 2025-6pm CDT Jun 24, 2025
 
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Additional Resources

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Chance of Precipitation