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

Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

64°F

18°C

Humidity 73%
Wind Speed NE 9 mph
Barometer 30.35 in (1027.4 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 23 Sep 6:51 pm CDT
Extended Forecast for

Libertyville IL

Flood Warning September 23, 07:30pm until September 27, 10:00am
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning September 23, 07:30pm until September 27, 10:00am

    NOW until 10:00am Sun

    Flood Warning

  • Tonight

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. East wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 56. East southeast wind around 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. East wind around 5 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. East wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 56. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday
Mostly sunny, with a high near 65. East wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
Mostly cloudy, with a low around 56. East southeast wind around 5 mph.
Friday
Mostly sunny, with a high near 66. East wind around 5 mph.
Friday Night
Partly cloudy, with a low around 52. East wind around 5 mph.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 53.
Sunday
Mostly cloudy, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
A chance of showers. Partly sunny, with a high near 72.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 59.
Wednesday
Showers likely. Cloudy, with a high near 68.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Libertyville IL
 42.28°N 87.97°W
Last Update:
6:36 pm CDT Sep 23, 2026
Forecast Valid:
7pm CDT Sep 23, 2026-6pm CDT Sep 30, 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