754  
FZUS53 KLOT 251407  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
907 AM CDT THU APR 25 2024  
 
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>742-252115-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
907 AM CDT THU APR 25 2024  
   
REST OF TODAY
 
SOUTHEAST WINDS 5 TO 10 KT THIS MORNING BECOMING  
EAST 10 TO 15 KT THIS AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FT.    
TONIGHT
 
EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST OVERNIGHT.  
CLEAR. WAVES 1 TO 2 FT BUILDING TO 2 TO 4 FT.    
FRIDAY
 
SOUTHEAST WINDS 15 TO 25 KT INCREASING TO 20 TO 25 KT IN  
THE AFTERNOON. SHOWERS IN THE AFTERNOON. WAVES 3 TO 5 FT. A SMALL  
CRAFT ADVISORY MAY BE NEEDED.   
FRIDAY NIGHT
 
SOUTHEAST WINDS 20 TO 25 KT BECOMING SOUTH.  
SHOWERS AND A CHANCE OF THUNDERSTORMS. WAVES 4 TO 6 FT  
OCCASIONALLY TO 8 FT. A SMALL CRAFT ADVISORY WILL LIKELY BE  
NEEDED.  
 

 
 
LMZ743>745-252115-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
907 AM CDT THU APR 25 2024  
   
REST OF TODAY
 
SOUTHEAST WINDS 5 TO 10 KT THIS MORNING BECOMING  
EAST 10 TO 15 KT THIS AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FT.    
TONIGHT
 
EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST OVERNIGHT.  
CLEAR. WAVES 1 TO 3 FT.    
FRIDAY
 
SOUTHEAST WINDS 15 TO 25 KT. SHOWERS LIKELY IN THE  
AFTERNOON. WAVES 2 TO 4 FT.    
FRIDAY NIGHT
 
SOUTHEAST WINDS 20 TO 25 KT BECOMING SOUTH.  
SHOWERS AND A CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FT. A SMALL  
CRAFT ADVISORY WILL LIKELY BE NEEDED.  
 

 
 
BORCHARDT  
 
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