FZUS53 KLOT 040836
NSHLOT

Nearshore Marine Forecast
National Weather Service Chicago/Romeoville IL
336 AM CDT Wed Jun 4 2025

For waters within five nautical miles of shore on Lake Michigan

Waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.

LMZ740>742-042145-
Winthrop Harbor to Wilmette Harbor IL-
Wilmette Harbor to Northerly Island IL-
Northerly Island to Calumet Harbor IL-
336 AM CDT Wed Jun 4 2025

.EARLY THIS MORNING...Southwest winds 10 to 20 kt. Rain. Waves
1 to 3 ft. 
.TODAY...North winds 10 to 15 kt. Rain ending late in the 
morning or early in the afternoon. Waves 1 to 3 ft.
.TONIGHT...North winds 10 to 15 kt. Mostly cloudy. Waves 1 to 3 
ft.
.THURSDAY...North winds 10 to 20 kt. Partly cloudy. Waves 1 to 3
ft building to 2 to 4 ft. 
.THURSDAY NIGHT...Northeast winds 10 to 15 kt diminishing to 5 to
10 kt. Mostly cloudy. Waves 1 to 3 ft. 

$$

LMZ743>745-042145-
Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-
Burns Harbor to Michigan City IN-
336 AM CDT Wed Jun 4 2025

.EARLY THIS MORNING...Southwest winds 15 to 20 kt. Chance of
rain. Waves 1 to 3 ft. 
.TODAY...Southwest winds 10 to 15 kt shifting to north late this
morning. Showers likely. Waves 1 to 3 ft.
.TONIGHT...North winds 10 to 15 kt. Showers likely in the 
evening, then chance of showers after midnight. Waves 1 to 3 ft. 
.THURSDAY...North winds 10 to 15 kt increasing to 15 to 20 kt.
Mostly cloudy in the morning, then becoming partly cloudy. Waves
1 to 3 ft building to 2 to 4 ft. 
.THURSDAY NIGHT...Northeast winds 10 to 15 kt diminishing to 5 to
10 kt. Mostly cloudy. Waves 1 to 2 ft.  

$$

- Izzi