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

42°F

6°C

Humidity 100%
Wind Speed SE 7 mph
Barometer 30.11 in (1020.1 mb)
Dewpoint 42°F (6°C)
Visibility 0.50 mi
Wind Chill38°F (3°C)
Last update 24 Nov 6:54 am CST
Extended Forecast for

4 Miles ESE Milmine IL

Dense Fog Advisory November 24, 07:24am until November 24, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory November 24, 07:24am until November 24, 10:00am

    NOW until 10:00am Mon

    Dense Fog Advisory

  • Today

    High: 52 °F

    Areas Dense
    Fog then
    Slight Chance
    Rain

  • Tonight

    Tonight: Rain, mainly after 9pm. Low around 46. South southeast wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F

    Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 58. Light and variable wind becoming west southwest 5 to 8 mph in the morning.

    High: 58 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33. Breezy, with a west wind 8 to 13 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 34 mph.

    Low: 33 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. Breezy, with a west wind 18 to 26 mph, with gusts as high as 38 mph.

    High: 41 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 22. West northwest wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 22 °F

    Mostly Clear

  • Thanksgiving Day

    Thanksgiving Day: Sunny, with a high near 36. West northwest wind 11 to 17 mph, with gusts as high as 26 mph.

    High: 36 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

Detailed Forecast

Today
A 20 percent chance of rain after 3pm. Areas of dense fog before 11am. Otherwise, cloudy, with a high near 52. South wind 8 to 10 mph, with gusts as high as 15 mph.
Tonight
Rain, mainly after 9pm. Low around 46. South southeast wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 40 percent chance of rain, mainly after noon. Mostly cloudy, with a high near 58. Light and variable wind becoming west southwest 5 to 8 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 33. Breezy, with a west wind 8 to 13 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 34 mph.
Wednesday
Partly sunny, with a high near 41. Breezy, with a west wind 18 to 26 mph, with gusts as high as 38 mph.
Wednesday Night
Mostly clear, with a low around 22. West northwest wind 13 to 15 mph, with gusts as high as 25 mph.
Thanksgiving Day
Sunny, with a high near 36. West northwest wind 11 to 17 mph, with gusts as high as 26 mph.
Thursday Night
Mostly clear, with a low around 17.
Friday
Mostly sunny, with a high near 36.
Friday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 23.
Saturday
Rain and snow likely. Mostly cloudy, with a high near 37.
Saturday Night
Rain likely. Cloudy, with a low around 31.
Sunday
A chance of rain. Mostly cloudy, with a high near 43.
Basemap Options
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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:
6:36 am CST Nov 24, 2025
Forecast Valid:
7am CST Nov 24, 2025-6pm CST Nov 30, 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