228  
FZUS53 KLOT 011424  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
924 AM CDT MON SEP 1 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>742-012115-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
924 AM CDT MON SEP 1 2025  
   
REST OF TODAY  
SOUTHEAST WINDS 5 TO 10 KT BECOMING NORTHEAST.  
MOSTLY SUNNY. WAVES 1 TO 2 FT.   
TONIGHT  
NORTHEAST WINDS AROUND 10 KT DIMINISHING TO 5 TO 10  
KT OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FT.    
TUESDAY  
NORTHEAST WINDS 5 TO 10 KT BECOMING EAST IN THE  
AFTERNOON. SUNNY. WAVES AROUND 1 FT.    
TUESDAY NIGHT  
SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTHWEST  
OVERNIGHT. MOSTLY CLEAR. WAVES AROUND 1 FT.  
 
 
 
LMZ743>745-012115-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
924 AM CDT MON SEP 1 2025  
   
REST OF TODAY  
EAST WINDS 5 TO 10 KT BECOMING NORTH 10 TO 15  
KT. MOSTLY SUNNY. WAVES 1 TO 2 FT.    
TONIGHT  
NORTHEAST WINDS AROUND 10 KT DIMINISHING TO 5 TO 10  
KT OVERNIGHT. MOSTLY CLEAR. WAVES 1 TO 2 FT.    
TUESDAY  
SOUTHEAST WINDS 5 TO 10 KT BECOMING NORTHEAST IN THE  
AFTERNOON. SUNNY. WAVES 1 TO 2 FT.    
TUESDAY NIGHT  
EAST WINDS 5 TO 10 KT BECOMING SOUTH OVERNIGHT.  
MOSTLY CLEAR. WAVES 1 TO 2 FT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page