612  
FZUS53 KLOT 052104  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
304 PM CST THU MAR 5 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>742-060415-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
304 PM CST THU MAR 5 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM CST FRIDAY  
 
   
TONIGHT  
NORTHEAST WINDS AROUND 10 KT BECOMING SOUTHEAST LATE.  
WIDESPREAD DENSE FOG. WAVES 1 TO 2 FT.    
FRIDAY  
SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH 20 TO 25 KT.  
WIDESPREAD DENSE FOG IN THE MORNING, THEN AREAS OF FOG IN THE  
AFTERNOON. RAIN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN  
THE MORNING, THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.    
FRIDAY NIGHT  
SOUTH WINDS 20 TO 25 KT BECOMING SOUTHWEST.  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN SHOWERS  
AND A CHANCE OF THUNDERSTORMS OVERNIGHT. WAVES 2 TO 4 FT.    
SATURDAY  
SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST IN THE  
AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE MORNING. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.  
 
 
 
LMZ743>745-060415-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
304 PM CST THU MAR 5 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 6 AM CST FRIDAY  
 
   
TONIGHT  
NORTHEAST WINDS AROUND 5 KT BECOMING SOUTHEAST LATE.  
AREAS OF DENSE FOG IN THE EVENING, THEN WIDESPREAD DENSE FOG  
AFTER MIDNIGHT. WAVES AROUND 1 FT.    
FRIDAY  
SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH 20 TO 25 KT  
IN THE AFTERNOON. AREAS OF FOG IN THE MORNING, THEN PATCHY FOG IN  
THE AFTERNOON. CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO  
3 FT.    
FRIDAY NIGHT  
SOUTH WINDS 20 TO 25 KT BECOMING SOUTHWEST TO  
30 KT. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING,  
THEN SHOWERS AND A CHANCE OF THUNDERSTORMS OVERNIGHT. WAVES 2 TO  
4 FT.    
SATURDAY  
SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST IN THE  
AFTERNOON. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE MORNING. WAVES 3 TO 5 FT.  
 
 
 
KLUBER  
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