122  
FZUS53 KLOT 261948  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
248 PM CDT THU MAR 26 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>742-270315-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
248 PM CDT THU MAR 26 2026  
   
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
 
 
   
LATE THIS AFTERNOON
 
NORTH GALES TO 35 KT. PATCHY FOG. RAIN  
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. WAVES 4 TO  
7 FT OCCASIONALLY TO 9 FT.    
TONIGHT
 
NORTH GALES TO 40 KT DIMINISHING TO 30 KT LATE. RAIN  
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE EVENING. WAVES 8 TO  
11 FT OCCASIONALLY TO 14 FT BUILDING TO 10 TO 14 FT OCCASIONALLY  
TO 18 FT.    
FRIDAY
 
NORTH WINDS TO 30 KT DIMINISHING TO 10 TO 15 KT. MOSTLY  
CLOUDY IN THE MORNING, THEN BECOMING PARTLY CLOUDY. WAVES 8 TO  
11 FT OCCASIONALLY TO 14 FT SUBSIDING TO 3 TO 5 FT.    
FRIDAY NIGHT
 
NORTHWEST WINDS 10 TO 20 KT. PARTLY CLOUDY IN THE  
EVENING, THEN BECOMING MOSTLY CLEAR. WAVES 2 TO 4 FT.    
SATURDAY
 
WEST WINDS 10 TO 15 KT BECOMING SOUTH IN THE  
AFTERNOON. MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.  
 

 
 
LMZ743>745-270315-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
248 PM CDT THU MAR 26 2026  
   
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
 
 
   
LATE THIS AFTERNOON
 
NORTH GALES TO 35 KT. PATCHY FOG. SHOWERS  
AND THUNDERSTORMS LIKELY. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.    
TONIGHT
 
NORTH GALES TO 40 KT DIMINISHING TO 30 KT LATE. RAIN  
SHOWERS WITH THUNDERSTORMS LIKELY IN THE EVENING, THEN CHANCE OF  
SHOWERS AFTER MIDNIGHT. WAVES 8 TO 11 FT OCCASIONALLY TO 14 FT  
BUILDING TO 10 TO 14 FT OCCASIONALLY TO 18 FT.    
FRIDAY
 
NORTH WINDS TO 30 KT DIMINISHING TO 10 TO 20 KT. MOSTLY  
CLOUDY IN THE MORNING, THEN BECOMING PARTLY CLOUDY. WAVES 8 TO  
11 FT OCCASIONALLY TO 14 FT SUBSIDING TO 4 TO 6 FT OCCASIONALLY  
TO 8 FT.    
FRIDAY NIGHT
 
NORTHWEST WINDS 10 TO 15 KT. MOSTLY CLEAR. WAVES  
3 TO 5 FT.    
SATURDAY
 
NORTHWEST WINDS 10 TO 15 KT BECOMING SOUTHWEST IN THE  
AFTERNOON. MOSTLY SUNNY. WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.  
 

 
 
CARLAW  
 
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