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

38°F

3°C

Humidity 68%
Wind Speed SW 15 mph
Barometer 29.88 in (1012.4 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 13 Jan 4:54 am CST
Extended Forecast for

6 Miles ESE Moweaqua IL

  • Today

    Today: Mostly cloudy, with a high near 54. West wind 11 to 16 mph, with gusts as high as 30 mph.

    High: 54 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 33. West wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of flurries. Partly sunny, with a temperature falling to around 26 by 5pm. Breezy, with a north northwest wind 14 to 22 mph, with gusts as high as 34 mph.

    High: 35 °F⇓

    Chance
    Flurries and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14. Wind chill values between 4 and 9. North northwest wind 10 to 17 mph, with gusts as high as 26 mph.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 27. North northwest wind 7 to 9 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph.

    High: 27 °F

    Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of snow showers. Mostly cloudy, with a low around 22. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 22 °F

    Chance Snow
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 38. West wind 14 to 18 mph, with gusts as high as 29 mph.

    High: 38 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 23.

    High: 23 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 54. West wind 11 to 16 mph, with gusts as high as 30 mph.
Tonight
A slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 33. West wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A chance of flurries. Partly sunny, with a temperature falling to around 26 by 5pm. Breezy, with a north northwest wind 14 to 22 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly clear, with a low around 14. Wind chill values between 4 and 9. North northwest wind 10 to 17 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 27. North northwest wind 7 to 9 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph.
Thursday Night
A 40 percent chance of snow showers. Mostly cloudy, with a low around 22. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.
Friday
Mostly cloudy, with a high near 38. West wind 14 to 18 mph, with gusts as high as 29 mph.
Friday Night
Mostly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 23.
Saturday Night
Mostly cloudy, with a low around 6.
Sunday
Partly sunny, with a high near 18.
Sunday Night
Partly cloudy, with a low around 7.
M.L.King Day
Mostly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles ESE Moweaqua IL
 39.58°N 88.93°W (Elev. 669 ft)
Last Update:
4:16 am CST Jan 13, 2026
Forecast Valid:
5am CST Jan 13, 2026-6pm CST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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