571  
FZUS53 KGRB 300347  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
1047 PM CDT THU MAY 29 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-301000-  
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-  
1047 PM CDT THU MAY 29 2025  
   
REST OF THE NIGHT
 
SW WIND 5 TO 10 KTS. PARTLY CLOUDY LATE IN  
THE EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 2 FT OR LESS.    
FRIDAY
 
W WIND 5 TO 10 KTS VEERING N IN THE AFTERNOON. PATCHY  
SMOKE. A CHANCE OF RAIN SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. WAVES 2 FT OR LESS.    
FRIDAY NIGHT
 
N WIND 10 TO 15 KTS. PATCHY SMOKE IN THE EVENING.  
WAVES 2 FT OR LESS.    
SATURDAY
 
NE WIND 5 TO 10 KTS. SUNNY. WAVES 2 FT OR LESS.  
 

 
 
LMZ541-301000-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
1047 PM CDT THU MAY 29 2025  
   
REST OF THE NIGHT
 
W WIND 10 TO 15 KTS. PARTLY CLOUDY. WAVES  
2 FT OR LESS.    
FRIDAY
 
W WIND 5 TO 10 KTS VEERING NW IN THE AFTERNOON. PATCHY  
SMOKE. A CHANCE OF RAIN SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. WAVES 2 FT OR LESS.    
FRIDAY NIGHT
 
N WIND 10 TO 20 KTS DECREASING TO 5 TO 10 KTS  
AFTER MIDNIGHT. CLEAR. WAVES 2 FT OR LESS.    
SATURDAY
 
N WIND 5 TO 10 KTS. SUNNY. WAVES 2 FT OR LESS.  
 

 
 
LMZ542-543-301000-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
1047 PM CDT THU MAY 29 2025  
   
REST OF THE NIGHT
 
W WIND 5 TO 10 KTS. MOSTLY CLOUDY. WAVES  
2 FT OR LESS.    
FRIDAY
 
W WIND 5 TO 10 KTS VEERING NW 10 TO 15 KTS IN THE  
AFTERNOON. PATCHY SMOKE. A CHANCE OF RAIN SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FT OR LESS.    
FRIDAY NIGHT
 
N WIND 5 TO 10 KTS. PATCHY SMOKE IN THE EVENING.  
. WAVES 2 FT OR LESS.    
SATURDAY
 
N WIND 5 TO 10 KTS VEERING E IN THE AFTERNOON. SUNNY.  
WAVES 2 FT OR LESS.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SUNDAY THROUGH TUESDAY.  
 
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