379  
FZUS53 KLOT 271512  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1012 AM CDT FRI JUN 27 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>742-280000-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
1012 AM CDT FRI JUN 27 2025  
   
REST OF TODAY  
SOUTHWEST WINDS 15 TO 20 KT BECOMING WEST AND  
INCREASING TO 15 TO 25 KT IN THE AFTERNOON. ISOLATED SHOWERS AND  
THUNDERSTORMS, MAINLY SOUTH OF WILMETTE HARBOR. WAVES 1 TO 3 FT.   
TONIGHT  
WEST WINDS 10 TO 20 KT BECOMING NORTHWEST AROUND 10 KT  
OVERNIGHT. PARTLY CLOUDY IN THE EVENING THEN CLEARING. WAVES 1 TO  
2 FT.   
SATURDAY  
NORTH WINDS 5 TO 10 KT BECOMING EAST AROUND 10 KT IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FT.    
SATURDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTH  
OVERNIGHT. MOSTLY CLEAR. WAVES AROUND 1 FT.  
 
 
 
LMZ743>745-280000-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
1012 AM CDT FRI JUN 27 2025  
   
REST OF TODAY  
SOUTHWEST WINDS 15 TO 20 KT BECOMING WEST.  
ISOLATED SHOWERS AND THUNDERSTORMS LATE IN THE MORNING, THEN  
SCATTERED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO  
3 FT.    
TONIGHT  
WEST WINDS 10 TO 15 KT BECOMING NORTH OVERNIGHT.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING. WAVES  
1 TO 3 FT.    
SATURDAY  
NORTH WINDS 10 TO 15 KT BECOMING NORTHEAST AROUND 10  
KT IN THE AFTERNOON. MOSTLY SUNNY. WAVES 1 TO 2 FT.    
SATURDAY NIGHT  
EAST WINDS 5 TO 10 KT BECOMING SOUTH OVERNIGHT.  
MOSTLY CLEAR. WAVES 1 TO 2 FT SUBSIDING TO 1 FT OR LESS.  
 
 
DK  
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