407  
FZUS53 KGRB 111950  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
250 PM CDT SAT APR 11 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-112200-  
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-  
250 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE  
SUNDAY NIGHT...  
   
THIS AFTERNOON
 
S WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. A  
SLIGHT CHANCE OF SHOWERS.    
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 SHOWERS LIKELY IN THE  
MORNING. A CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS 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 SHOWERS.  
 

 
 
LMZ541-112200-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
250 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH  
MONDAY MORNING...  
   
THIS AFTERNOON
 
S WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. MOSTLY  
CLOUDY.    
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 SHOWERS IN  
THE MORNING. A CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN  
THE AFTERNOON.    
SUNDAY NIGHT
 
SW WIND 15 TO 25 KTS. WAVES 5 TO 8 FT SUBSIDING  
TO 4 TO 7 FT AFTER MIDNIGHT. A CHANCE OF SHOWERS.  
 

 
 
LMZ542-543-112200-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
250 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH  
MONDAY MORNING...  
   
THIS AFTERNOON
 
S WIND 10 TO 20 KTS. WAVES 1 TO 3 FT. A SLIGHT  
CHANCE OF SHOWERS.    
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 SHOWERS  
LIKELY IN THE MORNING. A CHANCE OF THUNDERSTORMS. A CHANCE OF  
SHOWERS IN THE AFTERNOON.    
SUNDAY NIGHT
 
SW WIND TO 30 KTS. WAVES 4 TO 7 FT. A CHANCE OF  
SHOWERS IN THE EVENING. RAIN SHOWERS LIKELY AFTER MIDNIGHT.  
 

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