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.

Overcast

39°F

4°C

Humidity 86%
Wind Speed NE 16 G 25 mph
Barometer 29.86 in (1011.4 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 10 Mar 2:51 pm CDT
Extended Forecast for

2 Miles NNW Winthrop Harbor IL

  • This Afternoon

    This Afternoon: A 30 percent chance of rain and thunderstorms after 5pm. Mostly cloudy, with a high near 43. North wind around 15 mph.

    High: 43 °F

    Chance Rain

  • Tonight

    Tonight: Rain and thunderstorms before 1am, then rain likely and possibly a thunderstorm between 1am and 4am, then a chance of rain after 4am. Patchy fog. Low around 36. Northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain and
    Patchy Fog
    then Rain
    Likely and
    Areas Fog

  • Wednesday

    Wednesday: Rain and snow before 2pm, then a chance of snow between 2pm and 4pm. Patchy fog before 7am. High near 38. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 38 °F

    Rain and
    Patchy Fog
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Mostly sunny, with a high near 45. Southwest wind 5 to 10 mph.

    High: 45 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Cloudy, with a low around 37. Windy, with a south wind 10 to 15 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance Rain
    then Rain
    Likely and
    Windy

  • Friday

    Friday: Mostly sunny, with a high near 44. Windy, with a west wind 20 to 25 mph, with gusts as high as 45 mph.

    High: 44 °F

    Mostly Sunny
    and Windy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 28. Northwest wind 5 to 10 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of snow. Cloudy, with a high near 40.

    High: 40 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 30 percent chance of rain and thunderstorms after 5pm. Mostly cloudy, with a high near 43. North wind around 15 mph.
Tonight
Rain and thunderstorms before 1am, then rain likely and possibly a thunderstorm between 1am and 4am, then a chance of rain after 4am. Patchy fog. Low around 36. Northeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain and snow before 2pm, then a chance of snow between 2pm and 4pm. Patchy fog before 7am. High near 38. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 45. Southwest wind 5 to 10 mph.
Thursday Night
Rain likely, mainly after 1am. Cloudy, with a low around 37. Windy, with a south wind 10 to 15 mph increasing to 20 to 25 mph after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 44. Windy, with a west wind 20 to 25 mph, with gusts as high as 45 mph.
Friday Night
Increasing clouds, with a low around 28. Northwest wind 5 to 10 mph.
Saturday
A 30 percent chance of snow. Cloudy, with a high near 40.
Saturday Night
Rain likely, possibly mixed with snow, mainly after 1am. Cloudy, with a low around 33. Chance of precipitation is 60%.
Sunday
Rain and snow. High near 41. Breezy. Chance of precipitation is 80%.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 14. Blustery. Chance of precipitation is 60%.
Monday
A 20 percent chance of snow. Mostly cloudy, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Winthrop Harbor IL
 42.52°N 87.84°W (Elev. 623 ft)
Last Update:
2:53 pm CDT Mar 10, 2026
Forecast Valid:
2pm CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation