Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

3°F

-16°C

Humidity 62%
Wind Speed NW 9 mph
Barometer 30.32 in (1029.7 mb)
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Wind Chill-11°F (-24°C)
Last update 29 Jan 8:51 am CST
Extended Forecast for

Winthrop Harbor IL

  • Today

    Today: Sunny, with a high near 16. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph.

    High: 16 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of snow after 3am.  Partly cloudy, with a low around 4. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph.

    Low: 4 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: Snow likely, mainly before noon.  Partly sunny, with a high near 18. Wind chill values between -10 and zero. Northwest wind 10 to 15 mph becoming northeast in the morning.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 18 °F

    Snow Likely

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 9. Wind chill values between -5 and zero. Northwest wind 10 to 15 mph.

    Low: 9 °F

    Chance Snow

  • Saturday

    Saturday: A 50 percent chance of snow, mainly before noon.  Partly sunny, with a high near 23. North wind 10 to 15 mph.

    High: 23 °F

    Chance Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 9. Northwest wind around 5 mph.

    Low: 9 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 26. West wind 5 to 10 mph becoming south in the afternoon.

    High: 26 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of snow.  Mostly cloudy, with a low around 16. Southwest wind 5 to 10 mph.

    Low: 16 °F

    Chance Snow

  • Monday

    Monday: A 20 percent chance of snow before noon.  Mostly cloudy, with a high near 29.

    High: 29 °F

    Slight Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 16. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph.
Tonight
A 20 percent chance of snow after 3am. Partly cloudy, with a low around 4. Wind chill values between -10 and zero. Northwest wind 5 to 10 mph.
Friday
Snow likely, mainly before noon. Partly sunny, with a high near 18. Wind chill values between -10 and zero. Northwest wind 10 to 15 mph becoming northeast in the morning. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 9. Wind chill values between -5 and zero. Northwest wind 10 to 15 mph.
Saturday
A 50 percent chance of snow, mainly before noon. Partly sunny, with a high near 23. North wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 9. Northwest wind around 5 mph.
Sunday
Mostly sunny, with a high near 26. West wind 5 to 10 mph becoming south in the afternoon.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16. Southwest wind 5 to 10 mph.
Monday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 29.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 27.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17.
Wednesday
A 40 percent chance of snow. Mostly cloudy, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Winthrop Harbor IL
 42.49°N 87.81°W (Elev. 600 ft)
7:33 am CST Jan 29, 2026
9am CST Jan 29, 2026-6pm CST Feb 4, 2026
 
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