756  
FZUS53 KLOT 150850  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
350 AM CDT TUE JUL 15 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>742-151545-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
350 AM CDT TUE JUL 15 2025  
   
TODAY  
SOUTH WINDS AROUND 5 KT BECOMING EAST LATE. MOSTLY  
SUNNY. WAVES 1 FT OR LESS.    
TONIGHT  
SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTH OVERNIGHT.  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY CLOUDY. WAVES  
1 FT OR LESS.    
WEDNESDAY  
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHEAST IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. WAVES 1 FT OR LESS.    
WEDNESDAY NIGHT  
SOUTH WINDS AROUND 10 KT BECOMING WEST  
OVERNIGHT. SHOWERS AND THUNDERSTORMS LIKELY IN THE EVENING, THEN  
CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES AROUND 1 FT.  
 
 
 
 
LMZ743>745-151545-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
350 AM CDT TUE JUL 15 2025  
   
TODAY  
SOUTH WINDS 5 TO 10 KT BECOMING EAST LATE. MOSTLY SUNNY.  
WAVES AROUND 1 FT.    
TONIGHT  
SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTH OVERNIGHT.  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY CLEAR. WAVES  
1 FT OR LESS.    
WEDNESDAY  
SOUTHWEST WINDS 5 TO 10 KT BECOMING SOUTH IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 FT  
OR LESS.    
WEDNESDAY NIGHT  
SOUTHWEST WINDS AROUND 10 KT. CHANCE OF  
SHOWERS AND THUNDERSTORMS. WAVES 1 FT OR LESS.  
 
 
 
- IZZI  
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