National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Fog/Mist

31°F

-1°C

Humidity 92%
Wind Speed E 3 mph
Barometer 29.96 in (1015.1 mb)
Dewpoint 29°F (-2°C)
Visibility 6.00 mi
Last update 6 Dec 11:54 pm CST
Extended Forecast for

3 Miles W Maroa IL

Winter Weather Advisory until December 7, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 7, 06:00am

    NOW until 6:00am Sun

    Winter Weather Advisory

  • Overnight

    Low: 27 °F

    Slight Chance
    Rain/Freezing
    Rain and
    Patchy Fog

  • Sunday

    Sunday: A 20 percent chance of rain before 9am. Areas of fog before noon. Otherwise, cloudy, with a temperature falling to around 27 by 5pm. South wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 33 °F⇓

    Slight Chance
    Rain and
    Areas Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12. Wind chill values between 1 and 6. North northeast wind 6 to 13 mph, with gusts as high as 18 mph.

    Low: 12 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 25. Wind chill values between 4 and 14. North northeast wind around 6 mph becoming south in the afternoon.

    High: 25 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 17 by 8pm, then rising to around 26 during the remainder of the night. South wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 24 mph.

    Low: 17 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. South southwest wind 15 to 17 mph, with gusts as high as 24 mph.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 34. Breezy, with a south wind 15 to 22 mph becoming west after midnight. Winds could gust as high as 28 mph.

    Low: 34 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 39. Breezy.

    High: 39 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Overnight
A slight chance of freezing rain before 2am, then a slight chance of rain. Patchy fog. Otherwise, cloudy, with a low around 27. Southeast wind around 9 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Sunday
A 20 percent chance of rain before 9am. Areas of fog before noon. Otherwise, cloudy, with a temperature falling to around 27 by 5pm. South wind 7 to 16 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 12. Wind chill values between 1 and 6. North northeast wind 6 to 13 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 25. Wind chill values between 4 and 14. North northeast wind around 6 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a temperature falling to near 17 by 8pm, then rising to around 26 during the remainder of the night. South wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 24 mph.
Tuesday
Partly sunny, with a high near 41. South southwest wind 15 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 34. Breezy, with a south wind 15 to 22 mph becoming west after midnight. Winds could gust as high as 28 mph.
Wednesday
Mostly cloudy, with a high near 39. Breezy.
Wednesday Night
A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 21.
Thursday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 30.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Partly sunny, with a high near 19.
Friday Night
Mostly cloudy, with a low around 0.
Saturday
Mostly sunny, with a high near 13.
Basemap Options
Click map to change the forecast location
Loading map...
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:
12:01 am CST Dec 7, 2025
Forecast Valid:
12am CST Dec 7, 2025-6pm CST Dec 13, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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