869  
FZUS53 KGRB 100632  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
132 AM CDT WED SEP 10 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-101300-  
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-  
132 AM CDT WED SEP 10 2025  
   
OVERNIGHT
 
SW WIND 5 TO 10 KTS. A SLIGHT CHANCE OF RAIN  
SHOWERS. WAVES 2 FT OR LESS.    
TODAY
 
SW WIND AROUND 5 KTS BACKING S IN THE AFTERNOON. A  
SLIGHT CHANCE OF RAIN SHOWERS. WAVES 2 FT OR LESS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. PARTLY CLOUDY IN THE EVENING THEN  
BECOMING MOSTLY CLOUDY. WAVES 2 FT OR LESS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. PARTLY CLOUDY IN THE MORNING  
THEN CLEARING. WAVES 2 FT OR LESS.  
 

 
 
LMZ541-101300-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
132 AM CDT WED SEP 10 2025  
   
OVERNIGHT
 
S WIND 5 TO 10 KTS. MOSTLY CLOUDY. WAVES 2 TO 4 FT  
SUBSIDING TO 1 TO 3 FT TOWARD DAYBREAK.    
TODAY
 
S WIND 5 TO 10 KTS. PARTLY SUNNY. WAVES 2 FT OR LESS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. PARTLY CLOUDY. WAVES 2 FT OR  
LESS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. PARTLY CLOUDY IN THE MORNING  
THEN CLEARING. WAVES 2 FT OR LESS.  
 

 
 
LMZ542-543-101300-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
132 AM CDT WED SEP 10 2025  
   
OVERNIGHT
 
S WIND 5 TO 10 KTS. MOSTLY CLOUDY. WAVES 1 TO 3 FT.    
TODAY
 
S WIND AROUND 5 KTS BACKING SE IN THE AFTERNOON. A  
SLIGHT CHANCE OF RAIN SHOWERS. WAVES 2 FT OR LESS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. PARTLY CLOUDY. WAVES 2 FT OR  
LESS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. MOSTLY SUNNY. WAVES 2 FT OR  
LESS.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR FRIDAY THROUGH SUNDAY.  
 
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