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

56°F

13°C

Humidity 75%
Wind Speed Calm
Barometer 29.73 in (1006.2 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 17 Jun 1:54 am CDT
Extended Forecast for

Argenta IL

Wind Advisory June 17, 01:00pm until June 17, 07:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 54. South wind around 6 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 4pm. Some of the storms could be severe. High near 82. Breezy, with a south southeast wind 9 to 14 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    High: 82 °F

    Severe
    Thunderstorms
    and Breezy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Low around 61. Breezy, with a west southwest wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Severe
    Thunderstorms
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. West northwest wind around 14 mph, with gusts as high as 22 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. West northwest wind 5 to 8 mph.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 77. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. Northwest wind 5 to 7 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 54. South wind around 6 mph.
Wednesday
Showers and thunderstorms, mainly before 4pm. Some of the storms could be severe. High near 82. Breezy, with a south southeast wind 9 to 14 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Wednesday Night
Showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Low around 61. Breezy, with a west southwest wind 19 to 24 mph decreasing to 13 to 18 mph after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Mostly sunny, with a high near 73. West northwest wind around 14 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 55. West northwest wind 5 to 8 mph.
Juneteenth
Sunny, with a high near 77. West northwest wind 6 to 11 mph, with gusts as high as 16 mph.
Friday Night
Mostly clear, with a low around 59. Northwest wind 5 to 7 mph becoming calm.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62.
Sunday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 79. Breezy. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 62.
Monday
Partly sunny, with a high near 77. Breezy.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 78.
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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:
1:56 am CDT Jun 17, 2026
Forecast Valid:
2am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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