409  
FZUS53 KGRB 060731  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
131 AM CST TUE JAN 6 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-061100-  
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-  
131 AM CST TUE JAN 6 2026  
   
REST OF THE NIGHT
 
SE WIND 5 TO 10 KTS BACKING E AFTER  
MIDNIGHT. WAVES 2 FT OR LESS. A CHANCE OF LIGHT FREEZING RAIN.    
TUESDAY
 
N WIND 5 TO 10 KTS BACKING W EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. PATCHY FOG. A CHANCE OF LIGHT FREEZING RAIN  
IN THE MORNING. A CHANCE OF LIGHT SLEET. A SLIGHT CHANCE OF LIGHT  
RAIN IN THE AFTERNOON.    
TUESDAY NIGHT
 
W WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. MOSTLY  
CLOUDY.    
WEDNESDAY
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. PARTLY  
SUNNY.  
 

 
 
LMZ541-061100-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
131 AM CST TUE JAN 6 2026  
   
REST OF THE NIGHT
 
S WIND 5 TO 10 KTS BACKING E AFTER MIDNIGHT.  
WAVES 2 FT OR LESS. A SLIGHT CHANCE OF LIGHT RAIN AND LIGHT  
FREEZING RAIN.    
TUESDAY
 
NE WIND 5 TO 10 KTS BACKING NW EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. PATCHY FOG. A SLIGHT CHANCE OF LIGHT FREEZING  
RAIN IN THE MORNING. A SLIGHT CHANCE OF LIGHT RAIN.    
TUESDAY NIGHT
 
W WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. MOSTLY  
CLOUDY.    
WEDNESDAY
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. PARTLY  
SUNNY.  
 

 
 
LMZ542-543-061100-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
131 AM CST TUE JAN 6 2026  
   
REST OF THE NIGHT
 
SE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. A  
CHANCE OF LIGHT RAIN AND A SLIGHT CHANCE OF LIGHT FREEZING RAIN.    
TUESDAY
 
E WIND 5 TO 10 KTS BACKING NW EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. PATCHY FOG. LIGHT RAIN AND A SLIGHT CHANCE OF  
LIGHT FREEZING RAIN IN THE MORNING. A CHANCE OF LIGHT RAIN IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
W WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. MOSTLY  
CLOUDY.    
WEDNESDAY
 
SW WIND 10 TO 15 KTS BACKING S EARLY IN THE  
AFTERNOON. WAVES 2 FT OR LESS. PARTLY SUNNY.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR THURSDAY THROUGH SATURDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
 
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