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Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

Fair

32°F

0°C

Humidity 69%
Wind Speed W 7 mph
Barometer 30.15 in (1021.8 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 12 Mar 12:52 am CDT
Extended Forecast for

Union IL

High Wind Watch March 13, 04:00am until March 13, 04:00pm
Click here for hazard details and duration
High Wind Watch

  • Overnight

    Overnight: Mostly clear, with a low around 28. West wind 5 to 10 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 46. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 46 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 34. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Windy. Slight
    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Mostly cloudy, with a high near 43. Very windy, with a west wind 30 to 35 mph, with gusts as high as 55 mph.

    High: 43 °F

    Mostly Cloudy
    and Very
    Windy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27. West northwest wind 10 to 15 mph becoming light north northwest after midnight. Winds could gust as high as 30 mph.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow showers after 1pm. Cloudy, with a high near 41.

    High: 41 °F

    Cloudy then
    Slight Chance
    Snow Showers

  • Saturday Night

    Saturday Night: A chance of snow showers before 10pm, then rain and snow showers. Low around 32. Chance of precipitation is 80%.

    Low: 32 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Sunday

    Sunday: Rain and snow showers, becoming all rain after 1pm. Cloudy, with a high near 49. Breezy.

    High: 49 °F

    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow. Cloudy, with a low around 16. Windy.

    Low: 16 °F

    Snow and
    Windy

Detailed Forecast

Overnight
Mostly clear, with a low around 28. West wind 5 to 10 mph.
Thursday
Increasing clouds, with a high near 46. West wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Showers likely, mainly between midnight and 3am. Mostly cloudy, with a low around 34. Windy, with a south wind 15 to 20 mph increasing to 25 to 30 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly cloudy, with a high near 43. Very windy, with a west wind 30 to 35 mph, with gusts as high as 55 mph.
Friday Night
Mostly cloudy, with a low around 27. West northwest wind 10 to 15 mph becoming light north northwest after midnight. Winds could gust as high as 30 mph.
Saturday
A 20 percent chance of snow showers after 1pm. Cloudy, with a high near 41.
Saturday Night
A chance of snow showers before 10pm, then rain and snow showers. Low around 32. Chance of precipitation is 80%.
Sunday
Rain and snow showers, becoming all rain after 1pm. Cloudy, with a high near 49. Breezy.
Sunday Night
Snow. Cloudy, with a low around 16. Windy.
Monday
A chance of snow before 1pm. Mostly cloudy, with a high near 22. Windy.
Monday Night
Partly cloudy, with a low around 3.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
Mostly cloudy, with a low around 12.
Wednesday
Mostly cloudy, with a high near 38.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Union IL
 42.24°N 88.53°W
Last Update:
1:21 am CDT Mar 12, 2026
Forecast Valid:
1am CDT Mar 12, 2026-6pm CDT Mar 18, 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