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.

Fair

18°F

-8°C

Humidity 74%
Wind Speed S 7 mph
Barometer 30.17 in (1022.6 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 24 Feb 3:54 am CST
Extended Forecast for

Argenta IL

  • Today

    Today: Cloudy, with a high near 45. Breezy, with a south wind 11 to 16 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 45 °F

    Cloudy and
    Breezy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 29. South southwest wind 9 to 15 mph becoming west northwest after midnight. Winds could gust as high as 24 mph.

    Low: 29 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. West northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 9pm, then snow likely. Mostly cloudy, with a low around 28. North northwest wind 6 to 11 mph becoming east northeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: A chance of snow before 9am, then a chance of rain between 9am and noon. Mostly sunny, with a high near 43. East northeast wind 9 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 30%.

    High: 43 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 27. North northwest wind 6 to 8 mph becoming south after midnight.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 57. South southwest wind 9 to 18 mph, with gusts as high as 24 mph.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy, with a high near 45. Breezy, with a south wind 11 to 16 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 29. South southwest wind 9 to 15 mph becoming west northwest after midnight. Winds could gust as high as 24 mph.
Wednesday
Mostly sunny, with a high near 44. West northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of rain and snow before 9pm, then snow likely. Mostly cloudy, with a low around 28. North northwest wind 6 to 11 mph becoming east northeast after midnight. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Thursday
A chance of snow before 9am, then a chance of rain between 9am and noon. Mostly sunny, with a high near 43. East northeast wind 9 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Thursday Night
Mostly clear, with a low around 27. North northwest wind 6 to 8 mph becoming south after midnight.
Friday
Sunny, with a high near 57. South southwest wind 9 to 18 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 33.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
A chance of rain and snow. Partly sunny, with a high near 39.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 25.
Monday
A chance of rain and snow. Partly sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Argenta IL
 39.99°N 88.82°W (Elev. 676 ft)
Last Update:
3:36 am CST Feb 24, 2026
Forecast Valid:
4am CST Feb 24, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation