160  
FZUS53 KLOT 141445  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
945 AM 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>743-142130-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-  
945 AM CDT WED MAY 14 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 12 PM CDT THURSDAY
 
 
   
REST OF TODAY
 
NORTHEAST WINDS 5 TO 10 KT. AREAS OF DENSE FOG.  
WAVES AROUND 1 FT.    
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KT BECOMING EAST. AREAS OF  
DENSE FOG IN THE EVENING, THEN WIDESPREAD DENSE FOG OVERNIGHT.  
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.  
ISOLATED SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FT. A  
SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED.   
THURSDAY NIGHT
 
SOUTHWEST WINDS 20 TO 25 KT DIMINISHING TO 15 TO  
20 KT AFTER MIDNIGHT. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.  
 

 
 
LMZ744-745-142130-  
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-  
945 AM CDT WED MAY 14 2025  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON
 
 
   
REST OF TODAY
 
NORTHEAST WINDS 5 TO 10 KT. AREAS OF DENSE FOG.  
ISOLATED SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FT  
OR LESS.    
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KT BECOMING SOUTHEAST  
OVERNIGHT. AREAS OF 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. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
WAVES 1 TO 3 FT. A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED.   
THURSDAY NIGHT
 
SOUTHWEST WINDS 20 TO 25 KT DIMINISHING TO 15 TO  
20 KT IN THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE EVENING. WAVES 1 TO 3 FT.  
 

 
 
KJB  
 
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