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

55°F

13°C

Humidity 93%
Wind Speed SE 17 G 28 mph
Barometer 29.65 in (1004.0 mb)
Dewpoint 53°F (12°C)
Visibility 5.00 mi
Wind Chill51°F (11°C)
Last update 8 Jan 1:54 pm CST
Extended Forecast for

3 Miles NNE Dalton City IL

  • This Afternoon

    This Afternoon: A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4pm. High near 63. Breezy, with a south southeast wind 20 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Rain and
    Breezy

  • Tonight

    Tonight: Rain and thunderstorms before 3am, then a slight chance of rain between 3am and 5am. Low around 43. Breezy, with a south wind 22 to 28 mph becoming west southwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Breezy. Rain
    then Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 49. Breezy, with a west wind 17 to 22 mph becoming north 6 to 11 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 49 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. East northeast wind 3 to 5 mph.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of rain before noon. Partly sunny, with a high near 42. West northwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 42 °F

    Chance Rain
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. Blustery, with a west northwest wind 14 to 21 mph, with gusts as high as 28 mph.

    Low: 19 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Blustery, with a west northwest wind 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 30 °F

    Mostly Sunny
    and Blustery
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of rain and thunderstorms, then rain and possibly a thunderstorm after 4pm. High near 63. Breezy, with a south southeast wind 20 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Rain and thunderstorms before 3am, then a slight chance of rain between 3am and 5am. Low around 43. Breezy, with a south wind 22 to 28 mph becoming west southwest after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Mostly cloudy, with a high near 49. Breezy, with a west wind 17 to 22 mph becoming north 6 to 11 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 36. East northeast wind 3 to 5 mph.
Saturday
A 40 percent chance of rain before noon. Partly sunny, with a high near 42. West northwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 19. Blustery, with a west northwest wind 14 to 21 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 30. Blustery, with a west northwest wind 16 to 21 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Mostly clear, with a low around 21.
Monday
Mostly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Partly sunny, with a high near 48.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNE Dalton City IL
 39.75°N 88.77°W (Elev. 712 ft)
Last Update:
2:07 pm CST Jan 8, 2026
Forecast Valid:
2pm CST Jan 8, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation