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.

A Few Clouds

28°F

-2°C

Humidity 75%
Wind Speed SW 9 mph
Barometer 29.85 in (1011.7 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 5 Dec 11:54 pm CST
Extended Forecast for

5 Miles ESE Moweaqua IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. Southwest wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 32. West northwest wind around 6 mph becoming calm in the morning.

    High: 32 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow after midnight. Cloudy, with a low around 26. Calm wind becoming southeast 5 to 7 mph after midnight.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow, mixing with rain after 9am, then gradually ending. Mostly cloudy, with a high near 32. South southeast wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 50%.

    High: 32 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 11. North wind 6 to 10 mph, with gusts as high as 16 mph.

    Low: 11 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24. North wind around 6 mph becoming light and variable in the morning.

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15. Light and variable wind becoming south southwest 8 to 13 mph in the evening. Winds could gust as high as 20 mph.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 22. Southwest wind 6 to 9 mph, with gusts as high as 15 mph.
Saturday
Mostly cloudy, with a high near 32. West northwest wind around 6 mph becoming calm in the morning.
Saturday Night
A 50 percent chance of snow after midnight. Cloudy, with a low around 26. Calm wind becoming southeast 5 to 7 mph after midnight.
Sunday
A chance of snow, mixing with rain after 9am, then gradually ending. Mostly cloudy, with a high near 32. South southeast wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 50%.
Sunday Night
Mostly cloudy, with a low around 11. North wind 6 to 10 mph, with gusts as high as 16 mph.
Monday
Mostly sunny, with a high near 24. North wind around 6 mph becoming light and variable in the morning.
Monday Night
Partly cloudy, with a low around 15. Light and variable wind becoming south southwest 8 to 13 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
A 40 percent chance of rain. Mostly cloudy, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly cloudy, with a high near 33.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Partly sunny, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Moweaqua IL
 39.6°N 88.93°W (Elev. 659 ft)
Last Update:
8:36 pm CST Dec 5, 2025
Forecast Valid:
12am CST Dec 6, 2025-6pm CST Dec 12, 2025
 
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