Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

14°F

-10°C

Humidity 67%
Wind Speed W 12 mph
Barometer 30.16 in (1023.7 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 30 Dec 9:51 am CST
Extended Forecast for

Third Lake IL

  • Today

    Today: Snow likely, mainly after 3pm.  Cloudy, with a high near 23. Wind chill values as low as 1. West southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.

    High: 23 °F

    Mostly Cloudy
    then Snow
    Likely

  • Tonight

    Tonight: Snow, mainly before 9pm.  Temperature rising to around 25 by 9pm. West northwest wind around 10 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely after noon.  Mostly cloudy, with a high near 30. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Mostly Cloudy
    then Snow
    Likely and
    Blustery

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 6. Wind chill values as low as -4. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.

    Low: 6 °F

    Slight Chance
    Snow then
    Mostly Clear

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 20. West wind 5 to 10 mph.

    High: 20 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 13.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Friday Night

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

    Low: 13 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

Detailed Forecast

Today
Snow likely, mainly after 3pm. Cloudy, with a high near 23. Wind chill values as low as 1. West southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow, mainly before 9pm. Temperature rising to around 25 by 9pm. West northwest wind around 10 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely after noon. Mostly cloudy, with a high near 30. Blustery, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 6. Wind chill values as low as -4. Northwest wind 5 to 15 mph, with gusts as high as 30 mph.
New Year's Day
Partly sunny, with a high near 20. West wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 26.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Partly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Mostly cloudy, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
Partly sunny, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
Third Lake IL
 42.37°N 87.99°W
9:41 am CST Dec 30, 2025
10am CST Dec 30, 2025-6pm CST Jan 5, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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