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

Excessive Rainfall Areas Today; Tropical Storm Jerry Forms

Heavy to excessive rainfall is possible today and tonight ahead of and along a cold front crossing portions of Kentucky, middle Tennessee, the Ohio Valley and New Mexico. Tropical Storm Jerry, the tenth named storm of the 2025 season, has formed over the central tropical Atlantic. Jerry is expected to be near or north of the northern Leeward Islands on Thursday and Friday. Read More >

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

68°F

20°C

Humidity 38%
Wind Speed E 6 mph
Barometer 30.10 in (1018.7 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 7 Oct 3:51 pm CDT
Extended Forecast for

Zion IL

  • Tonight

    Tonight: Mostly clear, with a low around 48. North wind 10 to 15 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. Northeast wind 10 to 15 mph.

    High: 60 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 48. Northeast wind 5 to 10 mph becoming southeast after midnight.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 62. South southeast wind 5 to 10 mph.

    High: 62 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. Southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 48. North wind 10 to 15 mph.
Wednesday
Mostly sunny, with a high near 60. Northeast wind 10 to 15 mph.
Wednesday Night
Mostly clear, with a low around 48. Northeast wind 5 to 10 mph becoming southeast after midnight.
Thursday
Sunny, with a high near 62. South southeast wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 48. Southeast wind around 5 mph, with gusts as high as 10 mph.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 55.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Mostly cloudy, with a low around 58.
Columbus Day
Partly sunny, with a high near 71.
Monday Night
A chance of showers. Mostly cloudy, with a low around 58.
Tuesday
A chance of showers. Partly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Zion IL
 42.45°N 87.84°W
Last Update:
4:11 pm CDT Oct 7, 2025
Forecast Valid:
4pm CDT Oct 7, 2025-6pm CDT Oct 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation