231  
FZUS53 KGRB 081058  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
558 AM CDT THU MAY 8 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-082000-  
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-  
558 AM CDT THU MAY 8 2025  
   
TODAY
 
NE WIND 10 TO 20 KTS. SUNNY. WAVES 2 TO 4 FT SUBSIDING  
TO 1 TO 3 FT IN THE LATE MORNING AND AFTERNOON.    
TONIGHT
 
NE WIND 5 TO 10 KTS. CLEAR. WAVES 2 FT OR LESS.    
FRIDAY
 
S WIND 5 TO 10 KTS. SUNNY. WAVES 2 FT OR LESS.    
FRIDAY NIGHT
 
SW WIND 5 TO 10 KTS VEERING W AFTER MIDNIGHT.  
MOSTLY CLEAR. WAVES 2 FT OR LESS.  
 

 
 
LMZ541-082000-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
558 AM CDT THU MAY 8 2025  
   
TODAY
 
NE WIND 10 TO 20 KTS. SUNNY. WAVES 2 TO 4 FT SUBSIDING  
TO 1 TO 3 FT LATE IN THE AFTERNOON.    
TONIGHT
 
NE WIND 5 TO 10 KTS. CLEAR. WAVES 2 FT OR LESS.    
FRIDAY
 
S WIND 5 TO 10 KTS. SUNNY. WAVES 2 FT OR LESS.    
FRIDAY NIGHT
 
S WIND 5 TO 10 KTS VEERING W AFTER MIDNIGHT.  
MOSTLY CLEAR. WAVES 2 FT OR LESS.  
 

 
 
LMZ542-543-082000-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
558 AM CDT THU MAY 8 2025  
   
TODAY
 
NE WIND 10 TO 20 KTS. SUNNY. WAVES 2 TO 4 FT.    
TONIGHT
 
NE WIND 5 TO 10 KTS. CLEAR. WAVES 1 TO 3 FT.    
FRIDAY
 
S WIND 5 TO 10 KTS. SUNNY. WAVES 2 FT OR LESS.    
FRIDAY NIGHT
 
SW WIND 5 TO 10 KTS VEERING W AFTER MIDNIGHT.  
MOSTLY CLEAR. WAVES 2 FT OR LESS.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
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