886  
FZUS53 KGRB 111112  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
512 AM CST THU DEC 11 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-112100-  
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-  
512 AM CST THU DEC 11 2025  
   
TODAY
 
W WIND 10 TO 15 KTS. PARTLY SUNNY. WAVES 1 TO 3 FT.    
TONIGHT
 
W WIND 5 TO 10 KTS. MOSTLY CLOUDY. WAVES 2 FT OR LESS.   
FRIDAY
 
W WIND 5 TO 10 KTS BACKING SW 10 TO 20 KTS IN THE  
AFTERNOON. A CHANCE OF LIGHT SNOW IN THE AFTERNOON. WAVES 1 TO  
3 FT.    
FRIDAY NIGHT
 
W WIND TO AROUND 30 KTS WITH GUSTS TO AROUND  
35 KTS. A CHANCE OF LIGHT SNOW IN THE EVENING. WAVES 4 TO 7 FT. A  
GALE WARNING MAY BE NEEDED.  
 

 
 
LMZ541-112100-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
512 AM CST THU DEC 11 2025  
   
TODAY
 
NW WIND 10 TO 20 KTS BACKING W 5 TO 10 KTS IN THE  
AFTERNOON. PARTLY SUNNY. WAVES 1 TO 3 FT.    
TONIGHT
 
NW WIND 5 TO 10 KTS. MOSTLY CLOUDY. WAVES 2 FT OR  
LESS.    
FRIDAY
 
W WIND 5 TO 10 KTS BACKING SW 10 TO 20 KTS IN THE  
AFTERNOON. A CHANCE OF LIGHT SNOW IN THE AFTERNOON. WAVES 2 FT OR  
LESS.    
FRIDAY NIGHT
 
W WIND 15 TO 25 KTS WITH GUSTS TO AROUND 30 KTS.  
A CHANCE OF LIGHT SNOW. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT  
AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE NEEDED.  
 

 
 
LMZ542-543-112100-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
512 AM CST THU DEC 11 2025  
   
TODAY
 
NW WIND 10 TO 20 KTS BACKING W 5 TO 10 KTS IN THE  
AFTERNOON. PARTLY SUNNY. WAVES 2 FT OR LESS.    
TONIGHT
 
NW WIND 5 TO 10 KTS. MOSTLY CLOUDY. WAVES 2 FT OR  
LESS.    
FRIDAY
 
W WIND 5 TO 10 KTS INCREASING TO 10 TO 20 KTS IN THE  
AFTERNOON. A CHANCE OF LIGHT SNOW IN THE AFTERNOON. WAVES 2 FT OR  
LESS.    
FRIDAY NIGHT
 
W WIND TO AROUND 30 KTS. A CHANCE OF LIGHT SNOW  
IN THE EVENING. WAVES 1 TO 3 FT BUILDING TO 3 TO 5 FT IN THE LATE  
EVENING AND OVERNIGHT. A SMALL CRAFT ADVISORY MAY BE NEEDED.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
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