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.

Fair

34°F

1°C

Humidity 54%
Wind Speed SE 12 mph
Barometer 30.33 in (1028.4 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 2 Mar 1:51 pm CST
Extended Forecast for

Third Lake IL

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 40. East southeast wind around 5 mph, with gusts as high as 15 mph.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a steady temperature around 33. East southeast wind around 5 mph becoming calm.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers before noon, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 43. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.

    High: 43 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. Calm wind becoming east northeast around 5 mph.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers. Partly sunny, with a high near 46. East wind around 5 mph, with gusts as high as 15 mph.

    High: 46 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.

    Low: 37 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers. High near 50. Chance of precipitation is 80%.

    High: 50 °F

    Showers

  • Thursday Night

    Thursday Night: Cloudy, with a low around 39.

    Low: 39 °F

    Cloudy

  • Friday

    Friday: Showers, mainly after noon. Cloudy, with a high near 63.

    High: 63 °F

    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 40. East southeast wind around 5 mph, with gusts as high as 15 mph.
Tonight
Mostly cloudy, with a steady temperature around 33. East southeast wind around 5 mph becoming calm.
Tuesday
A chance of showers before noon, then a slight chance of showers after 2pm. Mostly cloudy, with a high near 43. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 31. Calm wind becoming east northeast around 5 mph.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 46. East wind around 5 mph, with gusts as high as 15 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 37. Chance of precipitation is 50%.
Thursday
Showers. High near 50. Chance of precipitation is 80%.
Thursday Night
Cloudy, with a low around 39.
Friday
Showers, mainly after noon. Cloudy, with a high near 63.
Friday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 50.
Saturday
A chance of showers. Mostly cloudy, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Third Lake IL
 42.37°N 87.99°W
Last Update:
2:31 pm CST Mar 2, 2026
Forecast Valid:
2pm CST Mar 2, 2026-6pm CDT Mar 8, 2026
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation