614  
FZUS53 KLOT 251457  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
957 AM CDT WED MAR 25 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.  
 
LMZ740-741-252115-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
957 AM CDT WED MAR 25 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO  
8 PM CDT THIS EVENING...  
...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY  
MORNING...  
   
REST OF TODAY
 
SOUTH WINDS 15 TO 20 KT INCREASING TO 20 TO  
25 KT IN THE AFTERNOON. MOSTLY CLOUDY LATE IN THE MORNING, THEN  
BECOMING PARTLY CLOUDY. WAVES 2 TO 4 FT.    
TONIGHT
 
SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES SUBSIDING TO 2 TO 4  
FT.   
THURSDAY
 
SOUTHWEST WINDS 10 TO 20 KT SHIFTING TO NORTH AND  
QUICKLY INCREASING TO GALES TO 35 KT LATE IN THE AFTERNOON.  
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
WAVES 1 TO 2 FT QUICKLY BUILDING TO 3 TO 6 FT OCCASIONALLY TO 8 FT  
LATE.   
THURSDAY NIGHT
 
NORTH GALES TO 35 KT. CHANCE OF SHOWERS IN THE  
EVENING. WAVES 8 TO 12 FT OCCASIONALLY TO 16 FT.  
 

 
 
LMZ742>745-252115-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
957 AM CDT WED MAR 25 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO  
8 PM CDT THIS EVENING...  
...GALE WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY  
MORNING...  
   
REST OF TODAY
 
SOUTH WINDS 15 TO 20 KT INCREASING TO 20 TO 25  
KT IN THE AFTERNOON. MOSTLY CLOUDY LATE IN THE MORNING, THEN  
BECOMING PARTLY CLOUDY. WAVES 1 TO 2 FT.    
TONIGHT
 
SOUTH WINDS 10 TO 20 KT BECOMING SOUTHWEST. SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 2 FT.    
THURSDAY
 
SOUTHWEST WINDS 10 TO 20 KT SHIFTING TO NORTH AND  
QUICKLY INCREASING TO GALES TO 35 KT LATE IN THE AFTERNOON.  
SHOWERS AND THUNDERSTORMS LIKELY IN THE AFTERNOON. WAVES 1 TO 2 FT  
BUILDING TO 3 TO 5 FT LATE.    
THURSDAY NIGHT
 
NORTH GALES TO 35 KT. RAIN SHOWERS LIKELY IN  
THE EVENING, THEN CHANCE OF SHOWERS OVERNIGHT. WAVES 7 TO 10 FT  
OCCASIONALLY TO 13 FT BUILDING TO 8 TO 12 FT OCCASIONALLY TO  
16 FT.  
 

 
 
CARLAW  
 
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