465  
FZUS53 KGRB 120255  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
955 PM CDT SAT APR 11 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-121000-  
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-  
955 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT SUNDAY THROUGH  
LATE SUNDAY NIGHT...  
   
REST OF TONIGHT
 
S WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. RAIN  
SHOWERS AND A CHANCE OF THUNDERSTORMS.    
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.    
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.  
 

 
 
LMZ541-121000-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
955 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT SUNDAY THROUGH  
MONDAY MORNING...  
   
REST OF TONIGHT
 
S WIND 5 TO 10 KTS BACKING SE 10 TO 20 KTS IN  
THE LATE EVENING AND OVERNIGHT. WAVES 1 TO 3 FT BUILDING TO 4 TO  
7 FT AFTER MIDNIGHT. A CHANCE OF SHOWERS EARLY IN THE EVENING,  
THEN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.   
SUNDAY
 
S WIND 15 TO 25 KTS. WAVES 4 TO 7 FT. RAIN SHOWERS  
LIKELY IN THE MORNING. A CHANCE OF THUNDERSTORMS. A CHANCE OF  
SHOWERS 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. AREAS OF FOG. A CHANCE OF SHOWERS.    
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.  
 

 
 
LMZ542-543-121000-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
955 PM CDT SAT APR 11 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM CDT SUNDAY THROUGH  
MONDAY MORNING...  
   
REST OF TONIGHT
 
SE WIND 10 TO 15 KTS VEERING S 15 TO 25 KTS  
AFTER MIDNIGHT. WAVES 2 FT OR LESS BUILDING TO 4 TO 7 FT AFTER  
MIDNIGHT. A CHANCE OF SHOWERS EARLY IN THE EVENING. A CHANCE OF  
THUNDERSTORMS. RAIN SHOWERS 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. PATCHY FOG IN THE AFTERNOON.    
SUNDAY NIGHT
 
SW WIND TO 30 KTS. WAVES 4 TO 7 FT. PATCHY FOG. A  
CHANCE OF SHOWERS.    
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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