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.

Overcast

28°F

-2°C

Humidity 81%
Wind Speed NW 8 mph
Barometer 29.89 in (1012.8 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 2 Jan 1:54 am CST
Extended Forecast for

Maroa IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 21. North wind 3 to 5 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 33. North northeast wind 3 to 6 mph.

    High: 33 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Cloudy, with a low around 23. Northeast wind around 7 mph.

    Low: 23 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Northeast wind around 6 mph becoming northwest in the afternoon.

    High: 35 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 18. Northwest wind around 6 mph becoming calm in the evening.

    Low: 18 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 36. Calm wind becoming south southeast 5 to 8 mph in the afternoon.

    High: 36 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. South southeast wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 21. North wind 3 to 5 mph.
Friday
Mostly cloudy, with a high near 33. North northeast wind 3 to 6 mph.
Friday Night
Cloudy, with a low around 23. Northeast wind around 7 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Northeast wind around 6 mph becoming northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 18. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Increasing clouds, with a high near 36. Calm wind becoming south southeast 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 28. South southeast wind 8 to 14 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 39.
Thursday
A chance of rain. Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Maroa IL
 40.04°N 88.96°W (Elev. 709 ft)
Last Update:
1:36 am CST Jan 2, 2026
Forecast Valid:
2am CST Jan 2, 2026-6pm CST Jan 8, 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