317  
FZUS53 KLOT 140844  
NSHLOT  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
344 AM CDT WED OCT 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.  
 
LMZ740-142200-  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
344 AM CDT WED OCT 14 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
THURSDAY AFTERNOON...  
   
EARLY THIS MORNING  
NORTHEAST WINDS 5 TO 10 KT. A FEW SHOWERS.  
WAVES AROUND 1 FT.    
TODAY  
NORTHEAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS IN  
THE MORNING. WAVES 1 TO 2 FT BUILDING TO 3 TO 6 FT OCCASTIONALLY  
TO 8 FT.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KT BECOMING EAST. MOSTLY  
CLOUDY. WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT.    
THURSDAY  
EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST. CHANCE OF  
RAIN IN THE MORNING, THEN RAIN AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING  
TO 2 TO 4 FT.    
THURSDAY NIGHT  
EAST WINDS 10 TO 15 KT BECOMING NORTHWEST AND  
INCREASING TO 15 TO 25 KT OVERNIGHT. RAIN. WAVES 2 TO 4 FT  
BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.  
 
 
 
LMZ741-142200-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
344 AM CDT WED OCT 14 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
THURSDAY MORNING...  
   
EARLY THIS MORNING  
NORTHEAST WINDS 5 TO 10 KT. A FEW SHOWERS.  
WAVES AROUND 1 FT.    
TODAY  
NORTHEAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF SHOWERS IN  
THE MORNING. WAVES 1 TO 2 FT BUILDING TO 3 TO 6 FT OCCASTIONALLY  
TO 8 FT.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KT BECOMING EAST. MOSTLY  
CLOUDY. WAVES 3 TO 6 FT OCCASIONALLY TO 8 FT.    
THURSDAY  
EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST. CHANCE OF  
RAIN IN THE MORNING, THEN RAIN AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.    
THURSDAY NIGHT  
EAST WINDS 10 TO 15 KT BECOMING NORTHWEST AND  
INCREASING TO 15 TO 25 KT OVERNIGHT. RAIN. WAVES 2 TO 4 FT  
BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.  
 
 
 
LMZ742>745-142200-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
344 AM CDT WED OCT 14 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
LATE TONIGHT...  
   
EARLY THIS MORNING  
NORTH WINDS AT AROUND 5 KT. A FEW SHOWERS.  
WAVES AROUND 1 FT.    
TODAY  
NORTHEAST WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT. A  
FEW SHOWERS. WAVES 1 TO 2 FT BUILDING TO 3 TO 6 FT OCCASIONALLY TO  
8 FT.    
TONIGHT  
NORTHEAST WINDS 10 TO 15 KT BECOMING EAST. SLIGHT  
CHANCE OF RAIN AFTER MIDNIGHT. WAVES 3 TO 6 FT OCCASIONALLY TO 8  
FT.   
THURSDAY  
EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST. CHANCE OF  
RAIN IN THE MORNING, THEN RAIN AND SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.    
THURSDAY NIGHT  
SOUTH WINDS 10 TO 15 KT BECOMING NORTHWEST AND  
INCREASING TO 30 KT OVERNIGHT. RAIN. WAVES 1 TO 2 FT QUICKILY  
BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.  
 
 
 
BORCHARDT  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page