747  
FZUS53 KGRB 012251  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
550 PM CDT WED APR 1 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-020400-  
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-  
550 PM CDT WED APR 1 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY EVENING
 
 
   
LATE THIS AFTERNOON
 
NE WIND 10 TO 20 KTS. WAVES 1 TO 3 FT.  
PARTLY SUNNY.    
TONIGHT
 
E WIND 15 TO 25 KTS. WAVES 1 TO 3 FT BUILDING TO 2 TO  
4 FT AFTER MIDNIGHT. FREEZING RAIN LIKELY WITH POSSIBLE SLEET AND  
SNOW AFTER MIDNIGHT.    
THURSDAY
 
E WIND TO 30 KTS BECOMING NE 10 TO 20 KTS EARLY IN  
THE AFTERNOON. GUSTS TO 35 KTS. WAVES 3 TO 5 FT. FREEZING RAIN IN  
THE MORNING. RAIN.   
THURSDAY NIGHT
 
NE WIND 10 TO 15 KTS BACKING W 15 TO 25 KTS IN  
THE LATE EVENING AND OVERNIGHT. WAVES 2 TO 4 FT. RAIN AND A  
CHANCE OF THUNDERSTORMS IN THE EVENING. A SMALL CRAFT ADVISORY  
MAY BE NEEDED.    
FRIDAY
 
W WIND 10 TO 15 KTS VEERING NE 5 TO 10 KTS EARLY IN THE  
AFTERNOON. WAVES 2 FT OR LESS. PARTLY SUNNY.  
 

 
 
LMZ541-020400-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
550 PM CDT WED APR 1 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
LATE THIS AFTERNOON
 
NE WIND 15 TO 25 KTS. WAVES 4 TO 7 FT.  
PARTLY SUNNY.    
TONIGHT
 
E WIND TO 30 KTS. WAVES 4 TO 7 FT. A CHANCE OF LIGHT  
SNOW, LIGHT FREEZING RAIN LIKELY AND A CHANCE OF LIGHT SLEET  
AFTER MIDNIGHT.    
THURSDAY
 
E GALES TO 35 KTS DECREASING TO TO 30 KTS IN THE LATE  
MORNING AND AFTERNOON. WAVES 6 TO 10 FT. FREEZING RAIN IN THE  
MORNING. RAIN.   
THURSDAY NIGHT
 
E WIND 15 TO 25 KTS VEERING SW, THEN VEERING W  
AFTER MIDNIGHT. WAVES 5 TO 8 FT. RAIN AND A CHANCE OF  
THUNDERSTORMS IN THE EVENING.    
FRIDAY
 
NW WIND 10 TO 15 KTS VEERING NE 5 TO 10 KTS EARLY IN  
THE AFTERNOON. WAVES 4 TO 7 FT SUBSIDING TO 2 TO 4 FT IN THE  
AFTERNOON. PARTLY SUNNY.  
 

 
 
LMZ542-543-020400-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
550 PM CDT WED APR 1 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
LATE THIS AFTERNOON
 
NE WIND 15 TO 25 KTS. WAVES 4 TO 7 FT.  
PARTLY SUNNY.    
TONIGHT
 
E WIND 15 TO 25 KTS. WAVES 4 TO 7 FT. RAIN WITH  
POSSIBLE FREEZING RAIN AND SNOW AFTER MIDNIGHT.    
THURSDAY
 
E WIND TO 30 KTS. WAVES 4 TO 7 FT. RAIN.   
THURSDAY NIGHT
 
SE WIND 15 TO 25 KTS VEERING SW TO 30 KTS IN  
THE LATE EVENING AND OVERNIGHT. WAVES 5 TO 8 FT. RAIN LIKELY AND  
A CHANCE OF THUNDERSTORMS IN THE EVENING.    
FRIDAY
 
W WIND 10 TO 15 KTS VEERING NW 5 TO 10 KTS MID-DAY,  
THEN VEERING NE 10 TO 15 KTS EARLY IN THE AFTERNOON. WAVES 3 TO  
5 FT SUBSIDING TO 1 TO 3 FT IN THE AFTERNOON. PARTLY SUNNY.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
 
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