161  
FZUS53 KLOT 252000  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 PM CDT WED JUN 25 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>742-260345-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
300 PM CDT WED JUN 25 2025  
   
LATE THIS AFTERNOON  
NORTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 2  
FT.   
TONIGHT  
NORTHEAST WINDS 5 TO 10 KT BECOMING SOUTH AFTER  
MIDNIGHT. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS OVERNIGHT. WAVES 1  
TO 2 FT.    
THURSDAY  
SOUTH WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND  
THUNDERSTORMS. WAVES 1 TO 2 FT.   
THURSDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS  
AND THUNDERSTORMS. WAVES 1 TO 2 FT.    
FRIDAY  
SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST IN THE  
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND 1  
FT.  
 
 
 
LMZ743>745-260345-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
300 PM CDT WED JUN 25 2025  
   
LATE THIS AFTERNOON  
NORTHEAST WINDS 5 TO 10 KT. WAVES AROUND 1  
FT.    
TONIGHT  
NORTHEAST WINDS 5 TO 10 KT BECOMING SOUTH AFTER  
MIDNIGHT. SCATTERED SHOWERS AND THUNDERSTORMS IN THE EVENING,  
THEN SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
WAVES AROUND 1 FT.    
THURSDAY  
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST IN THE  
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND 1  
FT.    
THURSDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS  
AND THUNDERSTORMS. WAVES AROUND 1 FT.    
FRIDAY  
SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST IN THE  
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND 1  
FT.  
 
 
 
DK  
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