819  
FZUS53 KGRB 112324  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
624 PM CDT SAT APR 11 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-120400-  
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-  
624 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT SUNDAY THROUGH  
LATE SUNDAY NIGHT...  
   
TONIGHT
 
SE WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. A CHANCE OF  
SHOWERS IN THE EVENING, THEN SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
S WIND 10 TO 15 KTS INCREASING TO 15 TO 25 KTS EARLY IN  
THE AFTERNOON. WAVES 2 TO 4 FT. RAIN LIKELY IN THE MORNING. A  
CHANCE OF THUNDERSTORMS. A CHANCE OF LIGHT RAIN IN THE AFTERNOON.   
SUNDAY NIGHT
 
SW WIND 15 TO 25 KTS DECREASING TO 10 TO 15 KTS  
AFTER MIDNIGHT. WAVES 3 TO 5 FT. A CHANCE OF LIGHT RAIN.    
MONDAY
 
W WIND 10 TO 15 KTS VEERING NW 5 TO 10 KTS MID-DAY,  
THEN VEERING E EARLY IN THE AFTERNOON. WAVES 2 FT OR LESS. PARTLY  
SUNNY.  
 

 
 
LMZ541-120400-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
624 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT SUNDAY THROUGH  
MONDAY MORNING...  
   
TONIGHT
 
S WIND 10 TO 20 KTS. WAVES 1 TO 3 FT BUILDING TO 4 TO  
7 FT AFTER MIDNIGHT. RAIN SHOWERS. A SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
S WIND 15 TO 25 KTS. WAVES 4 TO 7 FT. RAIN IN THE  
MORNING. A CHANCE OF THUNDERSTORMS. A CHANCE OF LIGHT RAIN IN THE  
AFTERNOON. PATCHY FOG IN THE AFTERNOON.    
SUNDAY NIGHT
 
SW WIND 15 TO 25 KTS. WAVES 5 TO 8 FT SUBSIDING  
TO 4 TO 7 FT AFTER MIDNIGHT. PATCHY FOG. A CHANCE OF LIGHT RAIN.    
MONDAY
 
W WIND 10 TO 15 KTS VEERING N 5 TO 10 KTS MID-DAY, THEN  
VEERING E EARLY IN THE AFTERNOON. WAVES 3 TO 5 FT SUBSIDING TO  
1 TO 3 FT IN THE AFTERNOON. PATCHY FOG. . A SMALL CRAFT ADVISORY  
MAY BE NEEDED.  
 

 
 
LMZ542-543-120400-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
624 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT SUNDAY THROUGH  
MONDAY MORNING...  
   
TONIGHT
 
SE WIND 10 TO 15 KTS VEERING S 15 TO 25 KTS AFTER  
MIDNIGHT. WAVES 1 TO 3 FT BUILDING TO 4 TO 7 FT AFTER MIDNIGHT. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.    
SUNDAY
 
S WIND 15 TO 25 KTS. WAVES 5 TO 8 FT. RAIN LIKELY IN  
THE MORNING. A CHANCE OF THUNDERSTORMS. A CHANCE OF LIGHT RAIN IN  
THE AFTERNOON. PATCHY FOG IN THE AFTERNOON.    
SUNDAY NIGHT
 
SW WIND TO 30 KTS. WAVES 4 TO 7 FT. PATCHY FOG. A  
CHANCE OF LIGHT RAIN IN THE EVENING. LIGHT RAIN LIKELY AFTER  
MIDNIGHT.    
MONDAY
 
SW WIND 10 TO 15 KTS BACKING SE EARLY IN THE AFTERNOON.  
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT IN THE AFTERNOON. PATCHY  
FOG. .  
 

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