Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

33°F

1°C

Humidity 78%
Wind Speed E 5 mph
Barometer 30.16 in (1022.6 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 3 Mar 4:51 am CST
Extended Forecast for

Zion IL

  • Overnight

    Overnight: Isolated showers.  Mostly cloudy, with a steady temperature around 33. East southeast wind around 5 mph.  Chance of precipitation is 20%.

    Low: 33 °F

    Isolated
    Showers

  • Tuesday

    Tuesday: Isolated showers before 7am, then isolated sprinkles between 7am and 9am.  Mostly cloudy, with a high near 39. East southeast wind around 5 mph becoming north northeast in the afternoon. Winds could gust as high as 10 mph.  Chance of precipitation is 20%.

    High: 39 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 32. East northeast wind around 5 mph becoming calm.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 3pm.  Partly sunny, with a high near 39. East wind 5 to 10 mph.

    High: 39 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers, mainly after midnight.  Mostly cloudy, with a low around 37. East northeast wind 5 to 10 mph.

    Low: 37 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely.  Cloudy, with a high near 42. Chance of precipitation is 70%.

    High: 42 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Showers.  Cloudy, with a high near 56.

    High: 56 °F

    Showers

  • Friday Night

    Friday Night: Showers.  Mostly cloudy, with a low around 51.

    Low: 51 °F

    Showers

Detailed Forecast

Overnight
Isolated showers. Mostly cloudy, with a steady temperature around 33. East southeast wind around 5 mph. Chance of precipitation is 20%.
Tuesday
Isolated showers before 7am, then isolated sprinkles between 7am and 9am. Mostly cloudy, with a high near 39. East southeast wind around 5 mph becoming north northeast in the afternoon. Winds could gust as high as 10 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 32. East northeast wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of showers after 3pm. Partly sunny, with a high near 39. East wind 5 to 10 mph.
Wednesday Night
A 50 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 37. East northeast wind 5 to 10 mph.
Thursday
Showers likely. Cloudy, with a high near 42. Chance of precipitation is 70%.
Thursday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 38.
Friday
Showers. Cloudy, with a high near 56.
Friday Night
Showers. Mostly cloudy, with a low around 51.
Saturday
A chance of showers before noon. Mostly cloudy, with a high near 61.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Zion IL
 42.45°N 87.84°W
5:16 am CST Mar 3, 2026
5am CST Mar 3, 2026-6pm CDT Mar 9, 2026
 
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Additional Resources

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Hourly Weather Forecast

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