565  
FZUS53 KLOT 130302  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
902 PM CST THU FEB 12 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>742-131030-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
902 PM CST THU FEB 12 2026  
   
REST OF TONIGHT
 
SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTH  
LATE. PARTLY CLOUDY. WAVES AROUND 1 FT.    
FRIDAY
 
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHWEST 10 TO 20 KT.  
MOSTLY SUNNY. WAVES AROUND 1 FT.    
FRIDAY NIGHT
 
SOUTHWEST WINDS AROUND 10 KT BECOMING WEST 5 TO 10  
KT OVERNIGHT. MOSTLY CLEAR. WAVES AROUND 1 FT.    
SATURDAY
 
VARIABLE WINDS AROUND 5 KT BECOMING SOUTHEAST IN THE  
AFTERNOON. MOSTLY CLOUDY. WAVES 1 FT OR LESS.  
 
WAVE HEIGHTS ARE FOR ICE FREE AREAS.  
 

 
 
LMZ743>745-131030-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
902 PM CST THU FEB 12 2026  
   
REST OF TONIGHT
 
EAST WINDS AROUND 5 KT BECOMING SOUTH LATE.  
PARTLY CLOUDY. WAVES AROUND 1 FT.    
FRIDAY
 
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHWEST 10 TO 20 KT.  
MOSTLY SUNNY. WAVES 1 TO 2 FT.    
FRIDAY NIGHT
 
SOUTHWEST WINDS AROUND 10 KT. MOSTLY CLEAR. WAVES  
1 TO 2 FT.    
SATURDAY
 
SOUTH WINDS AROUND 5 KT BECOMING EAST IN THE  
AFTERNOON. MOSTLY CLOUDY. WAVES 1 FT OR LESS.  
 
WAVE HEIGHTS ARE FOR ICE FREE AREAS.  
 

 
 
RATZER  
 
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