FZUS53 KLOT 060122

NSHLOT



Nearshore Marine Forecast

National Weather Service Chicago/Romeoville IL

822 PM CDT Sat Apr 5 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>742-060930-

Winthrop Harbor to Wilmette Harbor IL-

Wilmette Harbor to Northerly Island IL-

Northerly Island to Calumet Harbor IL-

822 PM CDT Sat Apr 5 2025



.TONIGHT...Northeast winds around 10 kt becoming north 10 to 20 

kt. Mostly cloudy. Waves 2 to 4 ft. 

.SUNDAY...Northeast winds 10 to 15 kt becoming east 5 to 10 kt in

the afternoon. Partly cloudy. Waves 2 to 4 ft subsiding to 1 to

3 ft. 

.SUNDAY NIGHT...South winds 10 to 15 kt becoming southwest

overnight. Partly cloudy. Waves 1 to 2 ft. 

.MONDAY...Northwest winds 15 to 25 kt becoming north to 30 kt in

the afternoon. Chance of snow showers in the morning, then slight

chance of snow showers in the afternoon. Waves 4 to 6 ft

occasionally to 8 ft building to 6 to 9 ft occasionally to 12 ft.

A small craft advisory will likely be needed.  



$$



LMZ743>745-060930-

Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN-

Burns Harbor to Michigan City IN-

822 PM CDT Sat Apr 5 2025



.TONIGHT...Northeast winds around 10 kt becoming north and 

increasing to 10 to 20 kt. Mostly cloudy. Waves 2 to 4 ft. 

.SUNDAY...Northeast winds 10 to 20 kt becoming north and

diminishing to 5 to 10 kt. Partly cloudy in the morning, then

becoming mostly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft. 

.SUNDAY NIGHT...Southeast winds 5 to 10 kt becoming southwest

10 to 15 kt overnight. Partly cloudy in the evening then

clearing. Waves 1 to 2 ft. 

.MONDAY...Northwest winds to 30 kt becoming north in the

afternoon. Chance of snow showers in the morning, then slight

chance of snow showers in the afternoon. Waves 4 to 6 ft

occasionally to 8 ft building to 8 to 12 ft occasionally to

16 ft. A small craft advisory will likely be needed.  



$$



- Izzi