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 today as it moves north toward the Big Island of Hawaii. Heavy rainfall may produce life-threatening, catastrophic flooding and mudslides. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

66°F

19°C

Humidity 73%
Wind Speed E 12 mph
Barometer 30.30 in (1025.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 24 Sep 3:51 pm CDT
Extended Forecast for

Gurnee IL

Flood Warning September 24, 04:10pm until September 27, 01:00pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning September 24, 04:10pm until September 27, 01:00pm

    NOW until 1:00pm Sun

    Flood Warning

  • Tonight

    Low: 59 °F

    Mostly Cloudy

  • Friday

    Friday: Isolated sprinkles before 10am. Mostly cloudy, with a high near 65. Calm wind becoming east around 5 mph in the morning.

    High: 65 °F

    Isolated
    Sprinkles

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. East northeast wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Calm wind becoming east southeast around 5 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 59. East southeast wind around 5 mph.
Friday
Isolated sprinkles before 10am. Mostly cloudy, with a high near 65. Calm wind becoming east around 5 mph in the morning.
Friday Night
Partly cloudy, with a low around 52. East northeast wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 66. Calm wind becoming east southeast around 5 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Partly sunny, with a high near 70.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 60.
Wednesday
Showers likely. Mostly cloudy, with a high near 69.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59.
Thursday
A chance of showers. Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gurnee IL
 42.39°N 87.96°W
Last Update:
2:51 pm CDT Sep 24, 2026
Forecast Valid:
4pm CDT Sep 24, 2026-6pm CDT Oct 1, 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