037  
FZUS53 KGRB 221949  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
249 PM CDT WED JUL 22 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-230415-  
GREEN BAY SOUTH OF LINE FROM CEDAR RIVER TO ROCK ISLAND PASSAGE  
AND NORTH OF A LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-  
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-  
249 PM CDT WED JUL 22 2026  
   
TONIGHT
 
SW WIND 5 TO 10 KTS VEERING W AFTER MIDNIGHT. WAVES  
2 FT OR LESS. CLEAR.   
THURSDAY
 
SW WIND 10 TO 15 KTS BACKING S EARLY IN THE  
AFTERNOON. WAVES 2 FT OR LESS. MOSTLY SUNNY.    
THURSDAY NIGHT
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS.  
MOSTLY CLEAR.    
FRIDAY
 
SW WIND 10 TO 15 KTS BACKING S 10 TO 20 KTS EARLY IN  
THE AFTERNOON. WAVES 1 TO 3 FT. SUNNY.  
 

 
 
LMZ541>543-230415-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
249 PM CDT WED JUL 22 2026  
   
TONIGHT
 
SW WIND 5 TO 10 KTS VEERING W AFTER MIDNIGHT. WAVES  
2 FT OR LESS. CLEAR.   
THURSDAY
 
W WIND 5 TO 10 KTS BACKING S 10 TO 15 KTS IN THE LATE  
MORNING AND AFTERNOON. WAVES 1 TO 3 FT. MOSTLY SUNNY.    
THURSDAY NIGHT
 
SW WIND 10 TO 15 KTS. WAVES 2 TO 4 FT. MOSTLY  
CLEAR.    
FRIDAY
 
SW WIND 5 TO 10 KTS BACKING S 10 TO 15 KTS MID-DAY,  
THEN INCREASING TO 15 TO 25 KTS EARLY IN THE AFTERNOON. WAVES  
1 TO 3 FT BUILDING TO 3 TO 5 FT IN THE AFTERNOON. SUNNY. A SMALL  
CRAFT ADVISORY MAY BE NEEDED.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
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