257  
FZUS53 KLOT 060045 AAA  
NSHLOT  
 
NEARSHORE MARINE FORECAST...UPDATED  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
745 PM CDT SAT JUL 5 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>742-060315-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
745 PM CDT SAT JUL 5 2025  
   
TONIGHT  
SOUTHWEST WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT  
THIS EVENING. CHANCE OF SHOWERS AND THUNDERSTORMS, MAINLY AFTER  
MIDNIGHT. WAVES 1 TO 3 FT SUBSIDING TO AROUND 1 FT.   
SUNDAY  
WEST WINDS 10 TO 20 KT BECOMING NORTH IN THE AFTERNOON.  
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES AROUND 1 FT BUILDING  
TO 2 TO 4 FT.    
SUNDAY NIGHT  
NORTH WINDS 15 TO 20 KT. SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. WAVES 3 TO 5 FT.    
MONDAY  
NORTH WINDS 10 TO 15 KT. MOSTLY CLOUDY IN THE MORNING  
THEN CLEARING. WAVES 2 TO 4 FT.  
 
 
 
LMZ743>745-060315-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
745 PM CDT SAT JUL 5 2025  
   
TONIGHT  
SOUTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO 15 KT AND  
BECOMING SOUTHWEST. CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. WAVES 1 TO 2 FT.    
SUNDAY  
SOUTHWEST WINDS 10 TO 20 KT BECOMING NORTHWEST IN THE  
AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING,  
THEN SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON. WAVES  
1 TO 3 FT.    
SUNDAY NIGHT  
NORTH WINDS 15 TO 20 KT. CHANCE OF SHOWERS AND  
THUNDERSTORMS. WAVES 2 TO 4 FT.    
MONDAY  
NORTH WINDS AROUND 15 KT. MOSTLY CLOUDY IN THE MORNING,  
THEN BECOMING PARTLY CLOUDY. WAVES 2 TO 4 FT.  
 
 
 
- IZZI  
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