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

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

12°F

-11°C

Humidity 92%
Wind Speed NW 3 mph
Barometer 30.15 in (1023.2 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 3 Feb 2:51 am CST
Extended Forecast for

2 Miles NNW Winthrop Harbor IL

  • Overnight

    Overnight: Partly cloudy, with a low around 13. Northwest wind around 5 mph.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 24. North wind 5 to 10 mph.

    High: 24 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 8. Wind chill values between zero and 5. Northwest wind around 5 mph.

    Low: 8 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 25. Wind chill values between zero and 10. Northwest wind around 5 mph.

    High: 25 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10. Northwest wind around 5 mph.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 31. Southwest wind 5 to 10 mph.

    High: 31 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Southwest wind around 10 mph becoming west after midnight.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 37. Northwest wind 10 to 15 mph.

    High: 37 °F

    Partly Sunny

  • Friday Night

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

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 13. Northwest wind around 5 mph.
Tuesday
Sunny, with a high near 24. North wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 8. Wind chill values between zero and 5. Northwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 25. Wind chill values between zero and 10. Northwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 10. Northwest wind around 5 mph.
Thursday
Mostly cloudy, with a high near 31. Southwest wind 5 to 10 mph.
Thursday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Southwest wind around 10 mph becoming west after midnight.
Friday
Partly sunny, with a high near 37. Northwest wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 13.
Saturday
Mostly sunny, with a high near 25.
Saturday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16.
Sunday
Partly sunny, with a high near 27.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 28.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Winthrop Harbor IL
 42.52°N 87.84°W (Elev. 623 ft)
Last Update:
2:27 am CST Feb 3, 2026
Forecast Valid:
3am CST Feb 3, 2026-6pm CST Feb 9, 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