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

27°F

-3°C

Humidity 92%
Wind Speed SE 7 mph
Barometer 29.95 in (1014.9 mb)
Dewpoint 25°F (-4°C)
Visibility 6.00 mi
Wind Chill19°F (-7°C)
Last update 6 Dec 5:54 pm CST
Extended Forecast for

2 Miles NNE Oakley IL

Winter Weather Advisory December 6, 09:00pm until December 7, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A chance of freezing rain after 11pm, mixing with snow after 2am. Patchy fog after 2am. Otherwise, cloudy, with a temperature rising to around 32 by 2am. Southeast wind 6 to 9 mph. Chance of precipitation is 50%.

    Low: 25 °F⇑

    Chance Wintry
    Mix and
    Patchy Fog

  • Sunday

    Sunday: A chance of rain and snow, mainly before 11am. Patchy fog before 11am. Otherwise, cloudy, with a temperature rising to near 33 by 9am, then falling to around 26 during the remainder of the day. South wind 7 to 15 mph becoming north in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

    High: 33 °F⇓

    Chance
    Rain/Snow and
    Patchy Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12. Wind chill values between 3 and 8. North northeast wind 6 to 14 mph, with gusts as high as 17 mph.

    Low: 12 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 25. Wind chill values between 5 and 15. 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 18 by 8pm, then rising to around 26 during the remainder of the night. South wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 23 mph.

    Low: 18 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42. South southwest wind 15 to 18 mph, with gusts as high as 23 mph.

    High: 42 °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 southwest wind 15 to 22 mph, with gusts as high as 28 mph.

    Low: 34 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 41. Breezy.

    High: 41 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
A chance of freezing rain after 11pm, mixing with snow after 2am. Patchy fog after 2am. Otherwise, cloudy, with a temperature rising to around 32 by 2am. Southeast wind 6 to 9 mph. Chance of precipitation is 50%.
Sunday
A chance of rain and snow, mainly before 11am. Patchy fog before 11am. Otherwise, cloudy, with a temperature rising to near 33 by 9am, then falling to around 26 during the remainder of the day. South wind 7 to 15 mph becoming north in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 12. Wind chill values between 3 and 8. North northeast wind 6 to 14 mph, with gusts as high as 17 mph.
Monday
Mostly sunny, with a high near 25. Wind chill values between 5 and 15. North northeast wind around 6 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a temperature falling to near 18 by 8pm, then rising to around 26 during the remainder of the night. South wind 6 to 11 mph increasing to 13 to 18 mph after midnight. Winds could gust as high as 23 mph.
Tuesday
Partly sunny, with a high near 42. South southwest wind 15 to 18 mph, with gusts as high as 23 mph.
Tuesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 34. Breezy, with a southwest wind 15 to 22 mph, with gusts as high as 28 mph.
Wednesday
Mostly cloudy, with a high near 41. 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 31.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 20.
Friday Night
Mostly cloudy, with a low around 1.
Saturday
Mostly sunny, with a high near 14.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Oakley IL
 39.88°N 88.79°W (Elev. 696 ft)
Last Update:
6:16 pm CST Dec 6, 2025
Forecast Valid:
6pm CST Dec 6, 2025-6pm CST Dec 13, 2025
 
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