113  
FZUS53 KLOT 070220  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
920 PM CDT WED AUG 6 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>742-070915-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
920 PM CDT WED AUG 6 2025  
   
REST OF TONIGHT
 
SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH.  
MOSTLY CLOUDY. WAVES 1 TO 2 FT.    
THURSDAY
 
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHEAST 10 TO 15  
KT IN THE AFTERNOON. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. WAVES 1 TO 2 FT.    
THURSDAY NIGHT
 
SOUTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN CHANCE OF SHOWERS  
AND THUNDERSTORMS OVERNIGHT. WAVES 1 TO 2 FT.    
FRIDAY
 
SOUTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING. WAVES 1 TO 2 FT.  
 

 
 
LMZ743>745-070915-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
920 PM CDT WED AUG 6 2025  
   
REST OF TONIGHT
 
EAST WINDS AROUND 10 KT BECOMING SOUTH LATE.  
PARTLY CLOUDY. WAVES 1 TO 2 FT.   
THURSDAY
 
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHEAST IN THE  
AFTERNOON. PARTLY CLOUDY. WAVES AROUND 1 FT.    
THURSDAY NIGHT
 
SOUTH WINDS 5 TO 10 KT. SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. WAVES AROUND 1 FT.    
FRIDAY
 
SOUTH WINDS 10 TO 15 KT. MOSTLY CLOUDY IN THE MORNING,  
THEN BECOMING PARTLY CLOUDY. WAVES AROUND 1 FT.  
 

 
 
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