907  
FZUS53 KLOT 142015  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
315 PM CDT WED MAY 14 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>743-150315-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-  
315 PM CDT WED MAY 14 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON CDT THURSDAY
 
 
   
LATE THIS AFTERNOON
 
NORTHEAST WINDS 5 TO 10 KT. AREAS OF DENSE  
FOG. WAVES 1 FT OR LESS.    
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KT BECOMING EAST LATE. AREAS  
OF DENSE FOG IN THE EVENING, THEN WIDESPREAD DENSE FOG AFTER  
MIDNIGHT. WAVES AROUND 1 FT.    
THURSDAY
 
SOUTHEAST WINDS 10 TO 15 KT INCREASING TO 20 TO  
25 KT IN THE AFTERNOON. WIDESPREAD DENSE FOG IN THE MORNING.  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES AROUND  
1 FT BUILDING TO 2 TO 4 FT.    
THURSDAY NIGHT
 
SOUTH WINDS 20 TO 25 KT BECOMING SOUTHWEST AND  
DIMINISHING TO 10 TO 15 KT. CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE EVENING. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.    
FRIDAY
 
SOUTHWEST WINDS TO 30 KT BECOMING SOUTH AND INCREASING  
TO 35 KT GALES. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 3 TO 5 FT.  
 

 
 
LMZ744-745-150315-  
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-  
315 PM CDT WED MAY 14 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING
 
 
   
LATE THIS AFTERNOON
 
NORTHEAST WINDS 5 TO 10 KT. AREAS OF DENSE  
FOG. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 FT OR  
LESS.    
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KT BECOMING SOUTHEAST LATE.  
AREAS OF DENSE FOG. WAVES AROUND 1 FT.    
THURSDAY
 
SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH AND  
INCREASING TO 20 TO 25 KT IN THE AFTERNOON. AREAS OF FOG IN THE  
MORNING. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. WAVES AROUND 1 FT BUILDING TO 1 TO 3 FT.    
THURSDAY NIGHT
 
SOUTHWEST WINDS 20 TO 25 KT DIMINISHING TO 10  
TO 15 KT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.  
WAVES 1 TO 3 FT.    
FRIDAY
 
SOUTH WINDS 15 TO 25 KT INCREASING TO 30 KT. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO  
3 FT.  
 

 
 
KJB  
 
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