442  
FZUS53 KLOT 290247  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
947 PM CDT SAT JUN 28 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>742-290915-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
947 PM CDT SAT JUN 28 2025  
   
REST OF TONIGHT  
SOUTHEAST WINDS AROUND 10 KT BECOMING SOUTH  
5 TO 10 KT. MOSTLY CLEAR. WAVES 1 TO 2 FT.    
SUNDAY  
SOUTH WINDS 5 TO 10 KT BECOMING SOUTHEAST 10 TO 15 KT  
LATE. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. WAVES 1 TO 2 FT.   
SUNDAY NIGHT  
SOUTH WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND  
THUNDERSTORMS, MAINLY AFTER MIDNIGHT. WAVES 1 TO 2 FT.    
MONDAY  
SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST IN THE  
AFTERNOON. SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. WAVES  
AROUND 1 FT.  
 
 
 
LMZ743>745-290915-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
947 PM CDT SAT JUN 28 2025  
   
REST OF TONIGHT  
EAST WINDS AROUND 10 KT BECOMING SOUTH 5 TO  
10 KT. MOSTLY CLEAR. WAVES 1 TO 2 FT.   
SUNDAY  
SOUTH WINDS 5 TO 10 KT. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. WAVES 1 FT OR LESS.    
SUNDAY NIGHT  
SOUTH WINDS AROUND 10 KT. SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. WAVES AROUND 1 FT.    
MONDAY  
SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST IN THE  
AFTERNOON. SHOWERS AND A CHANCE OF THUNDERSTORMS. WAVES AROUND  
1 FT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page