551  
FZUS53 KLOT 051444  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
944 AM CDT SUN OCT 5 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>742-052115-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
944 AM CDT SUN OCT 5 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING  
 
   
REST OF TODAY  
SOUTH WINDS AROUND 15 KT INCREASING TO 20 TO 25  
KT BY NOON. MOSTLY SUNNY. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.    
TONIGHT  
SOUTHWEST WINDS 20 TO 25 KT EASING TO 15 TO 20 KT.  
CLEAR. WAVES 2 TO 4 FT.    
MONDAY  
SOUTHWEST WINDS 10 TO 15 KT. CHANCE OF SHOWERS AND  
POSSIBLY A THUNDERSTORM IN THE AFTERNOON. WAVES 1 TO 3 FT.   
MONDAY NIGHT  
NORTH WINDS 10 TO 20 KT. SHOWERS AND A CHANCE OF  
THUNDERSTORMS. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.  
 
 
 
LMZ743>745-052115-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
944 AM CDT SUN OCT 5 2025  
   
REST OF TODAY  
SOUTH WINDS 10 TO 15 KT INCREASING TO 15 TO 25 KT.  
MOSTLY SUNNY. WAVES 1 TO 3 FT.   
TONIGHT  
SOUTH WINDS 10 TO 20 KT. MOSTLY CLEAR. WAVES 1 TO 3  
FT.   
MONDAY  
SOUTH WINDS 10 TO 15 KT BECOMING SOUTHWEST. CHANCE OF  
SHOWERS AND POSSIBLY A THUNDERSTORM IN THE AFTERNOON. WAVES 1 TO  
2 FT.    
MONDAY NIGHT  
SOUTHWEST WINDS 10 TO 15 KT SHIFTING TO NORTH 10  
TO 20 KT. SHOWERS AND A CHANCE OF THUNDERSTORMS. WAVES 1 TO 2 FT  
BUILDING TO 2 TO 4 FT.  
 
 
 
KLUBER  
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