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

Decatur Airport (KDEC)

Lat: 39.83°NLon: 88.87°WElev: 670ft.

Overcast

32°F

0°C

Humidity 85%
Wind Speed N 15 G 25 mph
Barometer 30.14 in (1021.1 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 7 Dec 2:54 pm CST
Extended Forecast for

Milmine IL

  • This Afternoon

    This Afternoon: Patchy fog before 4pm. Otherwise, cloudy, with a high near 34. North northeast wind 14 to 16 mph, with gusts as high as 23 mph.

    High: 34 °F

    Patchy Fog

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. Wind chill values between 5 and 10. North northeast wind 7 to 14 mph, with gusts as high as 18 mph.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 26. Northeast wind around 6 mph becoming calm in the afternoon.

    High: 26 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 27 during the remainder of the night. South wind 5 to 10 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 14 to 18 mph, with gusts as high as 23 mph.

    High: 42 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Breezy, with a south wind 15 to 24 mph becoming west after midnight. Winds could gust as high as 33 mph.

    Low: 35 °F

    Breezy.
    Cloudy then
    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 41. Breezy, with a west northwest wind 15 to 24 mph, with gusts as high as 36 mph.

    High: 41 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 50 percent chance of snow. Mostly cloudy, with a high near 30.

    High: 30 °F

    Chance Snow

Detailed Forecast

This Afternoon
Patchy fog before 4pm. Otherwise, cloudy, with a high near 34. North northeast wind 14 to 16 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 14. Wind chill values between 5 and 10. North northeast wind 7 to 14 mph, with gusts as high as 18 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 26. Northeast wind around 6 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a temperature falling to near 18 by 9pm, then rising to around 27 during the remainder of the night. South wind 5 to 10 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 14 to 18 mph, with gusts as high as 23 mph.
Tuesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 35. Breezy, with a south wind 15 to 24 mph becoming west after midnight. Winds could gust as high as 33 mph.
Wednesday
Mostly cloudy, with a high near 41. Breezy, with a west northwest wind 15 to 24 mph, with gusts as high as 36 mph.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 30.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Partly sunny, with a high near 21.
Friday Night
Mostly cloudy, with a low around 0.
Saturday
Partly sunny, with a high near 13.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Milmine IL
 39.9°N 88.65°W (Elev. 699 ft)
Last Update:
3:16 pm CST Dec 7, 2025
Forecast Valid:
3pm CST Dec 7, 2025-6pm CST Dec 13, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation