716  
FZUS53 KLOT 291502  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1002 AM CDT FRI MAY 29 2026  
 
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>742-292145-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
1002 AM CDT FRI MAY 29 2026  
   
REST OF TODAY  
EAST WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT  
IN THE AFTERNOON. PARTLY CLOUDY. WAVES 1 TO 2 FT.    
TONIGHT  
EAST WINDS AROUND 10 KT BECOMING NORTHEAST AND  
INCREASING TO 10 TO 20 KT LATE. PARTLY CLOUDY. WAVES 1 TO 2 FT  
BUILDING TO 2 TO 4 FT LATE.   
SATURDAY  
EAST WINDS 15 TO 25 KT BECOMING NORTHEAST IN THE  
AFTERNOON. PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. WAVES 3 TO 5 FT.    
SATURDAY NIGHT  
NORTHEAST WINDS 15 TO 20 KT BECOMING SOUTHEAST  
10 TO 15 KT OVERNIGHT. MOSTLY CLOUDY. WAVES 3 TO 5 FT SUBSIDING TO  
2 TO 4 FT LATE.  
 
 
 
LMZ743>745-292145-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
1002 AM CDT FRI MAY 29 2026  
   
REST OF TODAY  
SOUTHEAST WINDS AROUND 10 KT BECOMING NORTHEAST  
IN THE AFTERNOON. PARTLY CLOUDY. WAVES 1 TO 2 FT.    
TONIGHT  
NORTHEAST WINDS AROUND 10 KT. PARTLY CLOUDY. WAVES 1  
TO 2 FT.   
SATURDAY  
EAST WINDS 10 TO 20 KT BECOMING NORTHEAST 15 TO 20  
KT. PARTLY CLOUDY. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.    
SATURDAY NIGHT  
EAST WINDS 15 TO 20 KT DIMINISHING TO 10 TO  
15 KT. PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY CLOUDY.  
WAVES 2 TO 4 FT.  
 
 
 
RC  
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