825  
FZUS53 KGRB 170753  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
253 AM CDT WED SEP 17 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-171300-  
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-  
253 AM CDT WED SEP 17 2025  
   
OVERNIGHT
 
SW WIND 5 TO 10 KTS. MOSTLY CLEAR. WAVES 2 FT OR  
LESS.    
TODAY
 
S WIND 5 TO 10 KTS. A SLIGHT CHANCE OF LIGHT SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FT OR LESS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. MOSTLY CLOUDY IN THE EVENING THEN  
BECOMING PARTLY CLOUDY. WAVES 2 FT OR LESS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. PARTLY CLOUDY. WAVES 2 FT OR  
LESS.  
 

 
 
LMZ541-171300-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
253 AM CDT WED SEP 17 2025  
   
OVERNIGHT
 
S WIND 5 TO 10 KTS. MOSTLY CLEAR. WAVES 2 FT OR  
LESS.    
TODAY
 
S WIND 5 TO 10 KTS. A SLIGHT CHANCE OF LIGHT SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FT OR LESS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. PATCHY FOG AFTER MIDNIGHT. .  
WAVES 2 FT OR LESS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. PATCHY FOG IN THE MORNING. WAVES  
2 FT OR LESS.  
 

 
 
LMZ542-543-171300-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
253 AM CDT WED SEP 17 2025  
   
OVERNIGHT
 
S WIND AROUND 5 KTS. MOSTLY CLEAR. WAVES 2 FT OR  
LESS.    
TODAY
 
S WIND 5 TO 10 KTS. MOSTLY SUNNY. WAVES 2 FT OR LESS.    
TONIGHT
 
SW WIND 5 TO 10 KTS VEERING NE AFTER MIDNIGHT. PARTLY  
CLOUDY. WAVES 2 FT OR LESS.    
THURSDAY
 
NE WIND 10 TO 15 KTS. PARTLY CLOUDY. WAVES 2 FT OR  
LESS.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR FRIDAY THROUGH SUNDAY.  
 
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