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.

Mostly Cloudy

70°F

21°C

Humidity 53%
Wind Speed W 7 G 17 mph
Barometer 29.78 in (1007.6 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 18 Jun 3:51 pm CDT
Extended Forecast for

Park City IL

  • Tonight

    Tonight: Mostly clear, with a low around 56. West wind 5 to 10 mph.

    Low: 56 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 76. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 59. West southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 78. West wind around 10 mph, with gusts as high as 15 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. North northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.

    High: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 56. West wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 76. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Friday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 59. West southwest wind around 5 mph, with gusts as high as 10 mph.
Saturday
Sunny, with a high near 78. West wind around 10 mph, with gusts as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 58. North northwest wind around 5 mph becoming calm in the evening. Winds could gust as high as 10 mph.
Sunday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 57.
Wednesday
A chance of showers. Partly sunny, with a high near 76.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Park City IL
 42.35°N 87.88°W
Last Update:
2:51 pm CDT Jun 18, 2026
Forecast Valid:
4pm CDT Jun 18, 2026-6pm CDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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