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

Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Mostly Cloudy

65°F

18°C

Humidity 70%
Wind Speed NE 15 G 21 mph
Barometer 30.36 in (1027.7 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 23 Sep 3:51 pm CDT
Extended Forecast for

Third Lake IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. East northeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 55 °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 55. East northeast wind around 5 mph.

    Low: 55 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 66. East southeast wind around 5 mph, with gusts as high as 10 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. East northeast wind around 5 mph.

    Low: 51 °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 52.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 55. 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 55. East northeast wind around 5 mph.
Friday
Mostly sunny, with a high near 66. East southeast wind around 5 mph, with gusts as high as 10 mph.
Friday Night
Partly cloudy, with a low around 51. East northeast wind around 5 mph.
Saturday
Partly sunny, with a high near 66.
Saturday Night
Mostly cloudy, with a low around 52.
Sunday
Mostly cloudy, with a high near 66.
Sunday Night
Mostly cloudy, with a low around 51.
Monday
Mostly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
A chance of showers. Partly sunny, with a high near 71.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 58.
Wednesday
Showers likely. Cloudy, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Third Lake IL
 42.37°N 88.02°W
Last Update:
3:46 pm CDT Sep 23, 2026
Forecast Valid:
4pm CDT Sep 23, 2026-6pm CDT Sep 30, 2026
 
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