Nearby Harbors
42.3703’ N, 87.8711’ W

Waukegan, IL

48°
H -°
L 37°
NNW
9mph
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Waukegan, IL Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Wed
Nov 11 		Cloudy -º / 37º 15% NNW 13 mph 75%
Thu
Nov 12 		Cloudy
View Hourly 		43º / 32º 21% NNW 18 mph 68%
3am Cloudy 48º 15% NNW 9 mph 69%
4am Mostly Cloudy 46º 15% NNW 10 mph 70%
5am Mostly Cloudy 45º 15% NNW 11 mph 71%
6am Cloudy 38º 15% NNW 13 mph 84%
7am Mostly Cloudy 37º 15% NNW 13 mph 82%
8am Mostly Cloudy 39º 15% NNW 15 mph 75%
9am Mostly Cloudy 40º 15% NNW 17 mph 67%
10am Mostly Cloudy 42º 15% NNW 18 mph 67%
11am Cloudy 43º 15% NNW 18 mph 65%
12pm Cloudy 43º 2% NNW 18 mph 65%
1pm Cloudy 43º 2% NNW 18 mph 63%
2pm Cloudy 43º 2% NNW 17 mph 61%
3pm Cloudy 43º 2% NNW 18 mph 63%
4pm Cloudy 42º 2% NNW 17 mph 64%
5pm Cloudy 40º 21% NNW 16 mph 70%
6pm Cloudy 39º 6% NNW 17 mph 75%
7pm Cloudy 38º 6% NNW 16 mph 76%
8pm Mostly Cloudy 37º 6% NNW 15 mph 76%
9pm Cloudy 37º 8% NNW 13 mph 77%
10pm Mostly Cloudy 37º 9% NNW 12 mph 76%
11pm Cloudy 36º 9% NNW 12 mph 76%
Fri
Nov 13 		Cloudy
View Hourly 		43º / 30º 9% NNW 15 mph 69%
12am Cloudy 36º 9% NNW 13 mph 77%
1am Cloudy 36º 9% NNW 13 mph 76%
2am Cloudy 36º 9% NNW 13 mph 77%
3am Cloudy 35º 7% NNW 12 mph 80%
4am Cloudy 34º 7% NNW 11 mph 81%
5am Cloudy 34º 7% NNW 11 mph 81%
6am Cloudy 34º 9% NNW 11 mph 81%
7am Cloudy 33º 10% NNW 12 mph 81%
8am Cloudy 35º 9% NNW 13 mph 80%
9am Cloudy 37º 8% NNW 14 mph 74%
10am Cloudy 38º 10% N 14 mph 72%
11am Cloudy 40º 9% N 14 mph 71%
12pm Cloudy 41º 4% N 13 mph 68%
1pm Cloudy 42º 4% N 15 mph 63%
2pm Cloudy 42º 3% N 14 mph 60%
3pm Cloudy 42º 3% N 13 mph 60%
4pm Mostly Cloudy 41º 3% NNW 12 mph 62%
5pm Partly Cloudy 39º 3% NNW 10 mph 68%
6pm Mostly Clear 37º 2% NNW 10 mph 73%
7pm Clear 36º 2% NNW 11 mph 73%
8pm Clear 35º 1% NNW 11 mph 74%
9pm Mostly Clear 35º 3% NNW 10 mph 75%
10pm Mostly Clear 35º 4% NNW 10 mph 75%
11pm Clear 34º 5% NNW 10 mph 77%
Sat
Nov 14 		Mostly Sunny
View Hourly 		46º / 31º 15% NW 10 mph 70%
12am Clear 34º 5% NNW 10 mph 78%
1am Clear 34º 6% NNW 10 mph 79%
2am Clear 33º 6% NNW 10 mph 81%
Sun
Nov 15 		Sunny 48º / 31º 5% WNW 5 mph 66%
Mon
Nov 16 		Sunny 52º / 33º 5% SW 8 mph 64%
Tue
Nov 17 		Sunny 54º / 34º 5% SSW 9 mph 64%
Wed
Nov 18 		Mostly Sunny 55º / 40º 4% SSW 10 mph 65%

Weather Radar for Waukegan, IL See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Waukegan, IL

Thursday
High : 42ºF
N wind 15 to 25 kt, with gusts as high as 35 kt. Showers likely, mainly between noon and 5pm. Waves 3 to 5 ft.
Thursday Night
Low : 34ºF
NNW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of rain showers before 2am, then a chance of rain and snow showers. Waves 3 to 5 ft.
Friday
High : 42ºF
N wind around 15 kt, with gusts as high as 25 kt. Rain and snow showers likely, becoming all rain after 9am. Waves around 3 ft.
Friday Night
Low : 31ºF
NNW wind 10 to 15 kt, with gusts as high as 20 kt. A slight chance of rain and snow showers before midnight. Waves 2 to 3 ft.
Saturday
High : 46ºF
NW wind 5 to 10 kt. Mostly sunny. Waves 1 to 2 ft.
Saturday Night
Low : 33ºF
Variable winds 5 kt or less. Partly cloudy. Waves around 1 ft.
Sunday
High : 48ºF
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Sunday Night
Low : 34ºF
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Monday
High : 48ºF
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

NOAA Buoy Data Near Waukegan, IL See Map

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    Wind Speed Forecast for Waukegan, IL

    ThursdayFridaySaturday
    Wind Speed (MPH) 91318181612121214131110
    9am1pm5pm9pm1am5am9am1pm5pm9pm1am5am
    MPH 91318181612121214131110
    DIR NNWNNWNNWNNWNNWNNWNNWNNWNNNNWNNW

    Current Weather Conditions In Waukegan, IL

    As Of: 13 minutes ago

    • 48ºF
    • 44ºF
    • 9mph
    • 0º (NNW)
    • 9mph
    • Cloudy
    • 10mi
    • 29.86"
    • 69%
    • 0ºF

    The weather right now in Waukegan, IL is Cloudy. The current temperature is 48°F, and the expected high and low for today, Thursday, November 12, 2026, are -° high temperature and 37°F low temperature. The wind is currently blowing at 9 miles per hour, and coming from the North Northwest. The wind is gusting to 9 mph. With the wind and the atmosphere the temperature feels like 44° Fahrenheit. Expected precipitation is 15 percent, with current humidity at 69 percent, and air pressure at 29.86 in. Visibility is 10 nautical miles. There are 3 current weather alert(s).

    Weather Alerts
    Gale Warning - 6:44pm Wed Nov 11 2026

    ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM CST THURSDAY... ...GALE WARNING IN EFFECT FROM 6 AM TO 5 PM CST THURSDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THURSDAY TO 4 AM CST SATURDAY...

    WHAT: For the first Small Craft Advisory, north winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. For the Gale Warning, north gales to 35 kt and significant waves to 14 ft occasionally to 18 ft expected. For the second Small Craft Advisory, north winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 14 ft occasionally to 18 ft expected.

    WHERE: Winthrop Harbor to Calumet Harbor IL.

    WHEN: For the first Small Craft Advisory, from midnight tonight to 6 AM CST Thursday. For the Gale Warning, from 6 AM to 5 PM CST Thursday. For the second Small Craft Advisory, from 5 PM Thursday to 4 AM CST Saturday.

    IMPACTS: Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.

    Small Craft Advisory - 6:44pm Wed Nov 11 2026

    ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM CST THURSDAY... ...GALE WARNING IN EFFECT FROM 6 AM TO 5 PM CST THURSDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THURSDAY TO 4 AM CST SATURDAY...

    WHAT: For the first Small Craft Advisory, north winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. For the Gale Warning, north gales to 35 kt and significant waves to 14 ft occasionally to 18 ft expected. For the second Small Craft Advisory, north winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 14 ft occasionally to 18 ft expected.

    WHERE: Winthrop Harbor to Calumet Harbor IL.

    WHEN: For the first Small Craft Advisory, from midnight tonight to 6 AM CST Thursday. For the Gale Warning, from 6 AM to 5 PM CST Thursday. For the second Small Craft Advisory, from 5 PM Thursday to 4 AM CST Saturday.

    IMPACTS: Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.

    Small Craft Advisory - 6:44pm Wed Nov 11 2026

    ...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM CST THURSDAY... ...GALE WARNING IN EFFECT FROM 6 AM TO 5 PM CST THURSDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THURSDAY TO 4 AM CST SATURDAY...

    WHAT: For the first Small Craft Advisory, north winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. For the Gale Warning, north gales to 35 kt and significant waves to 14 ft occasionally to 18 ft expected. For the second Small Craft Advisory, north winds to 30 kt with a few gale force gusts to 35 kt and significant waves to 14 ft occasionally to 18 ft expected.

    WHERE: Winthrop Harbor to Calumet Harbor IL.

    WHEN: For the first Small Craft Advisory, from midnight tonight to 6 AM CST Thursday. For the Gale Warning, from 6 AM to 5 PM CST Thursday. For the second Small Craft Advisory, from 5 PM Thursday to 4 AM CST Saturday.

    IMPACTS: Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.