Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Heavy Rain and Potential for Flash Flooding

Strong to severe thunderstorms are forecast to develop along a frontal system stretching from portions of the Mississippi Valley into the Ohio Valley. These storms may produce heavy rain and flash flooding. The threat shifts east on Friday. Moonsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Four Corners area. Read More >

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

74°F

23°C

Humidity 74%
Wind Speed N 12 G 23 mph
Barometer 29.96 in (1013.5 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 27 Jul 1:55 pm CDT
Extended Forecast for

2 Miles SE Zion IL

  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 74. North northeast wind around 15 mph, with gusts as high as 25 mph.

    Mostly Sunny

    High: 74 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 67. North wind around 15 mph, with gusts as high as 25 mph.

    Partly Cloudy

    Low: 67 °F

  • Friday

    Friday: Mostly sunny, with a high near 74. North northeast wind around 15 mph, with gusts as high as 25 mph.

    Mostly Sunny

    High: 74 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 61. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 61 °F

  • Saturday

    Saturday: Sunny, with a high near 75. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Sunny

    High: 75 °F

  • Saturday
    Night

    Saturday Night: Clear, with a low around 61.

    Clear

    Low: 61 °F

  • Sunday

    Sunday: Sunny, with a high near 78.

    Sunny

    High: 78 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 63.

    Mostly Clear

    Low: 63 °F

  • Monday

    Monday: Sunny, with a high near 80.

    Sunny

    High: 80 °F

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 74. North northeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 67. North wind around 15 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 74. North northeast wind around 15 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 61. North northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 75. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Clear, with a low around 61.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 63.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
A chance of showers. Mostly sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
2 Miles SE Zion IL
 42.43°N 87.81°W
1:18 pm CDT Jul 27, 2017
2pm CDT Jul 27, 2017-6pm CDT Aug 2, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database