333  
FZUS53 KLOT 140815  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
315 AM CDT MON SEP 14 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>742-142115-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
315 AM CDT MON SEP 14 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
TUESDAY MORNING...  
   
EARLY THIS MORNING  
NORTH WINDS AROUND 10 KT. CLEAR. WAVES 2 TO  
4 FT.    
TODAY  
NORTHEAST WINDS AROUND 10 KT SHIFTING SOUTHEAST BY MID  
MORNING, THEN INCREASING TO 20 TO 25 KT BY LATE AFTERNOON. MOSTLY  
SUNNY IN THE MORNING, THEN BECOMING PARTLY CLOUDY. WAVES 2 TO 4  
FT BUILDING TO 3 TO 6 FT OCCASIONALLY TO 8 FT BY EARLY EVENING.    
TONIGHT  
SOUTHEAST WINDS TO 30 KT BECOMING SOUTH. CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 3 TO 6 FT  
OCCASIONALLY TO 8 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.   
TUESDAY  
SOUTHWEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO 15 KT  
IN THE AFTERNOON. SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN  
THE MORNING, THEN CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. WAVES 3 TO 6 FT OCCASIONALLY TO 8  
FT SUBSIDING TO 1 TO 3 FT.    
TUESDAY NIGHT  
NORTHWEST WINDS 10 TO 15 KT BECOMING NORTH  
OVERNIGHT. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE EVENING, THEN SHOWERS LIKELY AND SLIGHT CHANCE OF  
THUNDERSTORMS OVERNIGHT. WAVES 1 TO 3 FT.  
 
 
 
LMZ743>745-142115-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
315 AM CDT MON SEP 14 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH  
TUESDAY MORNING...  
   
EARLY THIS MORNING  
EAST WINDS AROUND 10 KT BECOMING SOUTHEAST  
AROUND DAYBREAK. CLEAR. WAVES 2 TO 4 FT.    
TODAY  
SOUTHEAST WINDS AROUND 10 KT INCREASING TO 15 TO 20 KT  
LATE. MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY CLOUDY.  
WAVES 1 TO 3 FT.    
TONIGHT  
SOUTHEAST WINDS 20 TO 25 KT BECOMING SOUTH TO 30 KT.  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY CLOUDY. WAVES 2  
TO 4 FT.    
TUESDAY  
SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST AND  
DIMINISHING TO 10 TO 15 KT IN THE AFTERNOON. CHANCE OF SHOWERS  
AND THUNDERSTORMS. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2 FT.    
TUESDAY NIGHT  
NORTH WINDS 10 TO 15 KT BECOMING NORTHEAST  
OVERNIGHT. SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS  
OVERNIGHT. WAVES 1 TO 3 FT.  
 
 
 
KJB  
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