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

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

57°F

14°C

Humidity 69%
Wind Speed SE 5 mph
Barometer 29.86 in (1010.6 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 26 May 12:51 am CDT
Extended Forecast for

Zion IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 53. East southeast wind around 5 mph, with gusts as high as 15 mph.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers and thunderstorms, mainly before 2pm. High near 65. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 55. South southeast wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 55 °F

    Chance
    T-storms

  • Memorial Day

    Memorial Day: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 71. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 54. West wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Mostly sunny, with a high near 70. Chance of precipitation is 30%.

    High: 70 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 53. East southeast wind around 5 mph, with gusts as high as 15 mph.
Sunday
Showers and thunderstorms, mainly before 2pm. High near 65. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 55. South southeast wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Memorial Day
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 71. West northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 54. West wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Mostly sunny, with a high near 70. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 61.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 50.
Friday
Mostly sunny, with a high near 68.
Friday Night
A chance of showers. Mostly cloudy, with a low around 57.
Saturday
A chance of showers. Mostly sunny, with a high near 76.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Zion IL
 42.45°N 87.84°W
Last Update:
1:12 am CDT May 26, 2024
Forecast Valid:
1am CDT May 26, 2024-6pm CDT Jun 1, 2024
 
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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