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.

Light Snow Fog/Mist

31°F

-1°C

Humidity 92%
Wind Speed SE 18 G 29 mph
Barometer 29.94 in (1014.7 mb)
Dewpoint 29°F (-2°C)
Visibility 0.75 mi
Wind Chill19°F (-7°C)
Last update 29 Nov 3:54 pm CST
Extended Forecast for

4 Miles ESE Milmine IL

Winter Storm Warning November 29, 04:23pm until November 30, 06:00am
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning November 29, 04:23pm until November 30, 06:00am

    NOW until 6:00am Sun

    Winter Storm Warning

  • This Afternoon

    High: 33 °F

    Heavy Snow
    and Breezy

  • Tonight

    Tonight: Rain and snow before midnight, then a slight chance of snow between midnight and 1am. Low around 23. Breezy, with a south southeast wind 21 to 23 mph becoming west after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Breezy.
    Rain/Snow
    then Slight
    Chance Snow

  • Sunday

    Sunday: Cloudy, with a high near 27. Breezy, with a west wind 13 to 22 mph, with gusts as high as 31 mph.

    High: 27 °F

    Cloudy and
    Breezy then
    Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of snow after noon. Cloudy, with a high near 29. Calm wind becoming southeast around 5 mph.

    High: 29 °F

    Cloudy then
    Chance Snow

  • Monday Night

    Monday Night: Snow, mainly before midnight. Low around 17. Calm wind becoming north northwest around 6 mph after midnight. Chance of precipitation is 80%.

    Low: 17 °F

    Snow then
    Chance Snow

  • Tuesday

    Tuesday: Partly sunny, with a high near 24. North northwest wind around 6 mph becoming west in the afternoon.

    High: 24 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. Some thunder is also possible. High near 33. Breezy, with a southeast wind around 24 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Rain and snow before midnight, then a slight chance of snow between midnight and 1am. Low around 23. Breezy, with a south southeast wind 21 to 23 mph becoming west after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday
Cloudy, with a high near 27. Breezy, with a west wind 13 to 22 mph, with gusts as high as 31 mph.
Sunday Night
Mostly cloudy, with a low around 16. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 16 mph.
Monday
A 50 percent chance of snow after noon. Cloudy, with a high near 29. Calm wind becoming southeast around 5 mph.
Monday Night
Snow, mainly before midnight. Low around 17. Calm wind becoming north northwest around 6 mph after midnight. Chance of precipitation is 80%.
Tuesday
Partly sunny, with a high near 24. North northwest wind around 6 mph becoming west in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 13.
Wednesday
Partly sunny, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 11.
Thursday
Mostly sunny, with a high near 23.
Thursday Night
Mostly cloudy, with a low around 6.
Friday
Partly sunny, with a high near 29.
Friday Night
Mostly cloudy, with a low around 16.
Saturday
Mostly cloudy, with a high near 33.
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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:
3:31 pm CST Nov 29, 2025
Forecast Valid:
4pm CST Nov 29, 2025-6pm CST Dec 6, 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