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Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fair

50°F

10°C

Humidity 89%
Wind Speed Calm
Barometer 30.03 in (1016.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 8 Oct 4:54 am CDT
Extended Forecast for

3 Miles NW Stonington IL

  • Today

    Today: Sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. Calm wind becoming southeast around 6 mph after midnight.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. South wind 6 to 11 mph, with gusts as high as 18 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 60. South southeast wind around 8 mph.

    Low: 60 °F

    Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 84. South wind 7 to 11 mph, with gusts as high as 17 mph.

    High: 84 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. East southeast wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 76. East wind 6 to 9 mph becoming north northwest in the afternoon.

    High: 76 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Sunny, with a high near 87.

    High: 87 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming west southwest around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 54. Calm wind becoming southeast around 6 mph after midnight.
Friday
Sunny, with a high near 86. South wind 6 to 11 mph, with gusts as high as 18 mph.
Friday Night
Clear, with a low around 60. South southeast wind around 8 mph.
Saturday
Increasing clouds, with a high near 84. South wind 7 to 11 mph, with gusts as high as 17 mph.
Saturday Night
Showers likely, mainly after 1am. Mostly cloudy, with a low around 59. East southeast wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 76. East wind 6 to 9 mph becoming north northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 57.
Columbus Day
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Stonington IL
 39.67°N 89.24°W (Elev. 614 ft)
Last Update:
4:36 am CDT Oct 8, 2026
Forecast Valid:
5am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation