715  
FZUS53 KLOT 140130  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
830 PM CDT MON JUL 13 2026  
 
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>742-140915-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
830 PM CDT MON JUL 13 2026  
   
REST OF TONIGHT
 
VARIABLE WINDS LESS THAN 10 KT. CLEAR. WAVES  
AROUND 1 FT. WAVES 1 TO 2 FT.   
TUESDAY
 
VARIABLE WINDS LESS THAN 10 KT BECOMING SOUTHEAST 5 TO  
10 KT IN THE AFTERNOON. SUNNY. WAVES AROUND 1 FT.    
TUESDAY NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. CLEAR. WAVES  
AROUND 1 FT.    
WEDNESDAY
 
VARIABLE WINDS LESS THAN 10 KT BECOMING EAST 5 TO 10  
KT IN THE AFTERNOON. SUNNY. WAVES AROUND 1 FT.  
 

 
 
LMZ743>745-140915-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
830 PM CDT MON JUL 13 2026  
   
REST OF TONIGHT
 
VARIABLE WINDS LESS THAN 10 KT. CLEAR. WAVES  
AROUND 1 FT. WAVES 1 TO 2 FT.   
TUESDAY
 
VARIABLE WINDS LESS THAN 10 KT BECOMING NORTHEAST 5 TO  
10 KT IN THE AFTERNOON. SUNNY. WAVES AROUND 1 FT.    
TUESDAY NIGHT
 
VARIABLE WINDS LESS THAN 10 KT. CLEAR. WAVES  
AROUND 1 FT.    
WEDNESDAY
 
VARIABLE WINDS LESS THAN 10 KT BECOMING NORTHEAST 5  
TO 10 KT IN THE AFTERNOON. SUNNY. WAVES AROUND 1 FT.  
 

 
 
BORCHARDT  
 
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