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

32°F

0°C

Humidity 85%
Wind Speed SE 9 mph
Barometer 29.94 in (1014.7 mb)
Dewpoint 28°F (-2°C)
Visibility 6.00 mi
Wind Chill24°F (-4°C)
Last update 6 Dec 2:54 pm CST
Extended Forecast for

4 Miles ESE Milmine IL

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

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 36. Southeast wind 3 to 6 mph.

    High: 36 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of freezing rain after 11pm, mixing with snow after 2am. Patchy fog after 1am. Otherwise, cloudy, with a low around 27. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 27 °F

    Chance Wintry
    Mix and
    Patchy Fog

  • Sunday

    Sunday: A chance of rain, possibly mixing with snow after 11am, then gradually ending. 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 40%.

    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 4 and 9. North wind 6 to 13 mph, with gusts as high as 16 mph.

    Low: 12 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 25. North northeast wind around 6 mph becoming south in the afternoon.

    High: 25 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 15. South wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 23 mph.

    Low: 15 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42. South southwest wind 15 to 17 mph, with gusts as high as 24 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.

    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

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 36. Southeast wind 3 to 6 mph.
Tonight
A chance of freezing rain after 11pm, mixing with snow after 2am. Patchy fog after 1am. Otherwise, cloudy, with a low around 27. Southeast wind 6 to 8 mph. Chance of precipitation is 40%.
Sunday
A chance of rain, possibly mixing with snow after 11am, then gradually ending. 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 40%.
Sunday Night
Mostly cloudy, with a low around 12. Wind chill values between 4 and 9. North wind 6 to 13 mph, with gusts as high as 16 mph.
Monday
Mostly sunny, with a high near 25. North northeast wind around 6 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 15. South wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 23 mph.
Tuesday
Partly sunny, with a high near 42. 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.
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 chance of snow. Mostly cloudy, with a high near 31.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 21.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Milmine IL
 39.87°N 88.59°W (Elev. 676 ft)
Last Update:
2:16 pm CST Dec 6, 2025
Forecast Valid:
3pm 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