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

29°F

-2°C

Humidity 89%
Wind Speed N 15 mph
Barometer 30.00 in (1016.5 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 1 Jan 2:54 am CST
Extended Forecast for

3 Miles W Maroa IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 19. North northeast wind around 11 mph, with gusts as high as 17 mph.

    Low: 19 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 30. North northeast wind 5 to 9 mph becoming calm in the morning.

    High: 30 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. Light north wind.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 33. Calm wind becoming northeast around 6 mph in the morning.

    High: 33 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22. Northeast wind around 6 mph.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

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

    High: 35 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. North northwest wind around 6 mph becoming calm in the evening.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 19. North northeast wind around 11 mph, with gusts as high as 17 mph.
New Year's Day
Mostly sunny, with a high near 30. North northeast wind 5 to 9 mph becoming calm in the morning.
Thursday Night
Partly cloudy, with a low around 20. Light north wind.
Friday
Partly sunny, with a high near 33. Calm wind becoming northeast around 6 mph in the morning.
Friday Night
Mostly cloudy, with a low around 22. Northeast wind around 6 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Northeast wind around 6 mph becoming north northwest in the afternoon.
Saturday Night
Mostly clear, with a low around 20. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 55.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Maroa IL
 40.04°N 89.02°W (Elev. 699 ft)
Last Update:
2:37 am CST Jan 1, 2026
Forecast Valid:
3am CST Jan 1, 2026-6pm CST Jan 7, 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