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.

Rain Fog/Mist and Breezy

33°F

1°C

Humidity 92%
Wind Speed N 21 G 36 mph
Barometer 29.32 in (993.6 mb)
Dewpoint 31°F (-1°C)
Visibility 6.00 mi
Wind Chill21°F (-6°C)
Last update 15 Mar 8:51 pm CDT
Extended Forecast for

Third Lake IL

Winter Weather Advisory March 15, 10:00pm until March 16, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Rain and freezing rain, possibly mixed with sleet before midnight, then snow. Patchy blowing snow after 1am. Low around 21. Windy, with a north wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Total nighttime ice accumulation of less than a 0.1 of an inch possible. Total nighttime snow and sleet accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Wintry Mix
    and Blustery
    then Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 1pm. Areas of blowing snow. Temperature falling to around 21 by 8am. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 23 °F⇓

    Snow and
    Areas Blowing
    Snow

  • Monday Night

    Monday Night: A 10 percent chance of snow before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 9. Wind chill values as low as -5. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 9 °F

    Slight Chance
    Snow and
    Blustery then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 23. Wind chill values as low as -5. West northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 23 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 18. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    Low: 18 °F

    Slight Chance
    Snow Showers
    then Snow
    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Rain and freezing rain, possibly mixed with sleet before midnight, then snow. Patchy blowing snow after 1am. Low around 21. Windy, with a north wind 25 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Total nighttime ice accumulation of less than a 0.1 of an inch possible. Total nighttime snow and sleet accumulation of 1 to 3 inches possible.
Monday
Snow, mainly before 1pm. Areas of blowing snow. Temperature falling to around 21 by 8am. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Monday Night
A 10 percent chance of snow before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 9. Wind chill values as low as -5. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 23. Wind chill values as low as -5. West northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 18. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Wednesday
Mostly cloudy, with a high near 42.
Wednesday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly cloudy, with a high near 48.
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:
8:16 pm CDT Mar 15, 2026
Forecast Valid:
9pm CDT Mar 15, 2026-6pm CDT Mar 22, 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