380  
FZUS53 KGRB 120849  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
249 AM CST MON JAN 12 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-121100-  
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-  
249 AM CST MON JAN 12 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM CST EARLY THIS  
MORNING...  
   
REST OF THE NIGHT
 
SW WIND 10 TO 20 KTS. WAVES 2 FT OR LESS.  
PARTLY CLOUDY.    
MONDAY
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. MOSTLY SUNNY.   
MONDAY NIGHT
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. A  
CHANCE OF LIGHT SNOW 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 IN  
THE MORNING. A CHANCE OF LIGHT RAIN.  
 

 
 
LMZ541-121100-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
249 AM CST MON JAN 12 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM CST EARLY THIS  
MORNING...  
   
REST OF THE NIGHT
 
SW WIND 15 TO 25 KTS. WAVES 2 TO 4 FT.  
PARTLY CLOUDY.    
MONDAY
 
W WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. MOSTLY SUNNY.    
MONDAY NIGHT
 
SW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS BUILDING  
TO 2 TO 4 FT AFTER MIDNIGHT. A CHANCE OF LIGHT 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. LIGHT RAIN AND LIGHT SNOW LIKELY  
IN THE MORNING. A SMALL CRAFT ADVISORY MAY BE NEEDED.  
 

 
 
LMZ542-543-121100-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
249 AM CST MON JAN 12 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM CST EARLY THIS  
MORNING...  
   
REST OF THE NIGHT
 
SW WIND 15 TO 25 KTS. WAVES 2 TO 4 FT.  
MOSTLY CLEAR.    
MONDAY
 
W WIND 10 TO 20 KTS. WAVES 1 TO 3 FT. MOSTLY SUNNY.    
MONDAY NIGHT
 
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. A CHANCE OF LIGHT RAIN. A SMALL CRAFT ADVISORY  
MAY BE NEEDED.  
 

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