513  
FZUS53 KGRB 121628  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
1028 AM CST MON JAN 12 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-122300-  
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-  
1028 AM CST MON JAN 12 2026  
   
THIS AFTERNOON
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS.  
MOSTLY SUNNY.    
TONIGHT
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. A CHANCE OF  
LIGHT RAIN, LIGHT FREEZING RAIN AND LIGHT SLEET AFTER MIDNIGHT.    
TUESDAY
 
SW WIND 10 TO 20 KTS VEERING W 10 TO 15 KTS EARLY IN  
THE AFTERNOON. WAVES 2 FT OR LESS. LIGHT FREEZING RAIN LIKELY AND  
A CHANCE OF LIGHT SNOW IN THE MORNING. A CHANCE OF LIGHT RAIN.    
TUESDAY NIGHT
 
W WIND 10 TO 20 KTS WITH GALE FORCE GUSTS TO  
AROUND 35 KTS BECOMING N TO 30 KTS WITH GALE FORCE GUSTS TO  
AROUND 35 KTS AFTER MIDNIGHT. WAVES 2 FT OR LESS. MOSTLY CLOUDY.  
A SMALL CRAFT ADVISORY MAY BE NEEDED.  
 

 
 
LMZ541-122300-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
1028 AM CST MON JAN 12 2026  
   
THIS AFTERNOON
 
W WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. MOSTLY  
SUNNY.    
TONIGHT
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS BUILDING TO  
2 TO 4 FT AFTER MIDNIGHT. A CHANCE OF LIGHT RAIN AND LIGHT  
FREEZING RAIN AFTER MIDNIGHT.    
TUESDAY
 
SW WIND 15 TO 25 KTS VEERING W 10 TO 15 KTS EARLY IN  
THE AFTERNOON. WAVES 3 TO 5 FT. A CHANCE OF LIGHT SNOW IN THE  
MORNING. A CHANCE OF LIGHT RAIN. A SMALL CRAFT ADVISORY MAY BE  
NEEDED.    
TUESDAY NIGHT
 
W WIND 10 TO 20 KTS WITH GALE FORCE GUSTS TO  
AROUND 35 KTS BECOMING NW TO 30 KTS WITH GALE FORCE GUSTS TO  
AROUND 35 KTS AFTER MIDNIGHT. WAVES 1 TO 3 FT BUILDING TO 3 TO  
5 FT AFTER MIDNIGHT. MOSTLY CLOUDY.  
 

 
 
LMZ542-543-122300-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
1028 AM CST MON JAN 12 2026  
   
THIS AFTERNOON
 
W WIND 10 TO 20 KTS. WAVES 1 TO 3 FT. MOSTLY  
SUNNY.    
TONIGHT
 
SW WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. A CHANCE OF  
LIGHT RAIN AFTER MIDNIGHT.    
TUESDAY
 
SW WIND 15 TO 25 KTS VEERING W EARLY IN THE AFTERNOON.  
WAVES 2 TO 4 FT. MOSTLY CLOUDY. A SMALL CRAFT ADVISORY MAY BE  
NEEDED.    
TUESDAY NIGHT
 
W WIND 15 TO 25 KTS VEERING NW TO 30 KTS AFTER  
MIDNIGHT. WAVES 1 TO 3 FT BUILDING TO 3 TO 5 FT AFTER MIDNIGHT. A  
CHANCE OF LIGHT SNOW AND LIGHT RAIN AFTER MIDNIGHT.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR WEDNESDAY THROUGH FRIDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
 
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