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

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

33°F

1°C

Humidity 78%
Wind Speed W 10 mph
Barometer 29.80 in (1010.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 31 Dec 10:51 am CST
Extended Forecast for

Third Lake IL

  • Today

    Today: Snow, mainly after 1pm. Temperature falling to around 28 by 5pm. West wind around 15 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of around an inch possible.

    High: 33 °F⇓

    Snow

  • Tonight

    Tonight: A 40 percent chance of snow before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 7. Wind chill values as low as -2. North northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 7 °F

    Chance Snow
    then Mostly
    Clear

  • New Year's Day

    New Year's Day: Increasing clouds, with a high near 20. Wind chill values as low as -3. West wind 5 to 10 mph.

    High: 20 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 13. West southwest wind around 5 mph.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 26. Northwest wind 5 to 10 mph.

    High: 26 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 25.

    High: 25 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

Detailed Forecast

Today
Snow, mainly after 1pm. Temperature falling to around 28 by 5pm. West wind around 15 mph becoming north northwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. Total daytime snow accumulation of around an inch possible.
Tonight
A 40 percent chance of snow before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 7. Wind chill values as low as -2. North northwest wind 5 to 15 mph, with gusts as high as 30 mph.
New Year's Day
Increasing clouds, with a high near 20. Wind chill values as low as -3. West wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 13. West southwest wind around 5 mph.
Friday
Mostly sunny, with a high near 26. Northwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly cloudy, with a high near 25.
Saturday Night
Mostly cloudy, with a low around 14.
Sunday
Partly sunny, with a high near 31.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Mostly cloudy, with a high near 37.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Third Lake IL
 42.37°N 87.99°W
Last Update:
10:31 am CST Dec 31, 2025
Forecast Valid:
11am CST Dec 31, 2025-6pm CST Jan 6, 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