977  
FZUS53 KGRB 062025  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
325 PM CDT WED MAY 6 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-070400-  
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-  
325 PM CDT WED MAY 6 2026  
   
LATE THIS AFTERNOON  
SE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS.  
MOSTLY CLOUDY.    
TONIGHT  
SW WIND 5 TO 10 KTS VEERING W IN THE LATE EVENING AND  
OVERNIGHT. WAVES 2 FT OR LESS. MOSTLY CLOUDY IN THE EVENING THEN  
BECOMING MOSTLY CLEAR.    
THURSDAY  
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. PARTLY  
SUNNY.    
THURSDAY NIGHT  
SW WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. A  
CHANCE OF SHOWERS IN THE EVENING.    
FRIDAY  
SW WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. MOSTLY SUNNY  
IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
 
 
 
LMZ541-070400-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
325 PM CDT WED MAY 6 2026  
   
LATE THIS AFTERNOON  
S WIND 10 TO 15 KTS. WAVES 2 FT OR LESS.  
MOSTLY CLOUDY.    
TONIGHT  
W WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. MOSTLY CLOUDY  
IN THE EVENING THEN BECOMING MOSTLY CLEAR.    
THURSDAY  
SW WIND 5 TO 10 KTS BACKING S 10 TO 15 KTS EARLY IN  
THE AFTERNOON. WAVES 1 TO 3 FT. PARTLY CLOUDY.    
THURSDAY NIGHT  
SW WIND 5 TO 10 KTS. WAVES 1 TO 3 FT. A CHANCE  
OF SHOWERS IN THE EVENING.    
FRIDAY  
SW WIND 5 TO 10 KTS BACKING S 10 TO 15 KTS IN THE LATE  
MORNING AND AFTERNOON. WAVES 1 TO 3 FT. PARTLY CLOUDY.  
 
 
 
LMZ542-543-070400-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
325 PM CDT WED MAY 6 2026  
   
LATE THIS AFTERNOON  
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS.  
MOSTLY CLOUDY.    
TONIGHT  
W WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. MOSTLY CLEAR.    
THURSDAY  
W WIND 10 TO 15 KTS BACKING SW EARLY IN THE  
AFTERNOON. WAVES 2 FT OR LESS. A CHANCE OF SHOWERS.    
THURSDAY NIGHT  
SW WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. A  
CHANCE OF SHOWERS IN THE EVENING.    
FRIDAY  
SW WIND 5 TO 10 KTS BACKING S 10 TO 15 KTS EARLY IN THE  
AFTERNOON. WAVES 1 TO 3 FT. PARTLY CLOUDY.  
 
 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
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