160  
FZUS53 KLOT 071458  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
958 AM CDT MON JUL 7 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>742-072115-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
958 AM CDT MON JUL 7 2025  
   
REST OF TODAY
 
NORTH WINDS 15 TO 20 KT DIMINISHING TO 10 TO  
15 KT. PARTLY CLOUDY LATE IN THE MORNING THEN CLEARING. WAVES 3  
TO 5 FT SUBSIDING TO 2 TO 4 FT LATE.    
TONIGHT
 
NORTH WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.  
MOSTLY CLEAR. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHEAST IN THE  
AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. WAVES 1 TO 2 FT.   
TUESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHWEST  
OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND  
1 FT.  
 

 
 
LMZ743>745-072115-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
958 AM CDT MON JUL 7 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON
 
 
   
REST OF TODAY
 
NORTH WINDS 15 TO 20 KT. PARTLY CLOUDY. WAVES 4  
TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO 3 TO 5 FT LATE.    
TONIGHT
 
NORTH WINDS 10 TO 20 KT BECOMING NORTHEAST 5 TO 10 KT.  
MOSTLY CLEAR. WAVES 3 TO 5 FT SUBSIDING TO 1 TO 3 FT.    
TUESDAY
 
SOUTH WINDS 5 TO 10 KT BECOMING EAST IN THE  
AFTERNOON. MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. WAVES 1 TO 2 FT.   
TUESDAY NIGHT
 
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHWEST  
OVERNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND  
1 FT.  
 

 
 
RC  
 
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