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

Hazardous Weather Conditions

Current conditions at

De Kalb Taylor Municipal Airport (KDKB)

Lat: 41.93°NLon: 88.71°WElev: 909ft.

Fair

39°F

4°C

Humidity 65%
Wind Speed S 13 mph
Barometer 30.06 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 25 Mar 7:35 am CDT
Extended Forecast for

Union IL

  • Today

    Today: Partly sunny, with a high near 69. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 69 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 51. South southwest wind 5 to 10 mph.

    Low: 51 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 1pm. Increasing clouds, with a high near 76. Breezy, with a south wind 5 to 10 mph becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Mostly Sunny
    then Showers
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 28. Blustery, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 28 °F

    Blustery.
    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. North wind 10 to 15 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 69. South southwest wind 5 to 15 mph, with gusts as high as 30 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 51. South southwest wind 5 to 10 mph.
Thursday
Showers likely and possibly a thunderstorm after 1pm. Increasing clouds, with a high near 76. Breezy, with a south wind 5 to 10 mph becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 30 percent chance of showers, mainly before 10pm. Mostly cloudy, with a low around 28. Blustery, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 44. North wind 10 to 15 mph.
Friday Night
Mostly clear, with a low around 24.
Saturday
Mostly sunny, with a high near 51.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 72.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49.
Tuesday
A chance of showers. Mostly cloudy, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Union IL
 42.24°N 88.53°W
Last Update:
6:46 am CDT Mar 25, 2026
Forecast Valid:
7am CDT Mar 25, 2026-6pm CDT Mar 31, 2026
 
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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