331  
FZUS53 KGRB 171133  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
632 AM CDT WED SEP 17 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-172000-  
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-  
632 AM CDT WED SEP 17 2025  
   
TODAY
 
S WIND 5 TO 10 KTS. A SLIGHT CHANCE OF LIGHT SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FT OR LESS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. A SLIGHT CHANCE OF LIGHT SHOWERS  
AND THUNDERSTORMS IN THE EVENING. WAVES 2 FT OR LESS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. PARTLY CLOUDY. WAVES 2 FT OR  
LESS.    
THURSDAY NIGHT
 
NE WIND 5 TO 10 KTS. PARTLY CLOUDY. WAVES 2 FT  
OR LESS.  
 

 
 
LMZ541-172000-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
632 AM CDT WED SEP 17 2025  
   
TODAY
 
S WIND 5 TO 10 KTS. A SLIGHT CHANCE OF LIGHT SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FT OR LESS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. A SLIGHT CHANCE OF LIGHT SHOWERS  
AND THUNDERSTORMS IN THE EVENING. PATCHY FOG AFTER MIDNIGHT.  
WAVES 2 FT OR LESS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. PATCHY FOG IN THE MORNING. WAVES  
2 FT OR LESS.    
THURSDAY NIGHT
 
NE WIND 10 TO 15 KTS. PARTLY CLOUDY. WAVES 2 FT  
OR LESS.  
 

 
 
LMZ542-543-172000-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
632 AM CDT WED SEP 17 2025  
   
TODAY
 
S WIND 5 TO 10 KTS. MOSTLY SUNNY. WAVES 2 FT OR LESS.    
TONIGHT
 
SW WIND 5 TO 10 KTS VEERING NE AFTER MIDNIGHT. A  
SLIGHT CHANCE OF LIGHT SHOWERS AND THUNDERSTORMS IN THE EVENING.  
WAVES 2 FT OR LESS.    
THURSDAY
 
NE WIND 10 TO 15 KTS. PARTLY CLOUDY. WAVES 2 FT OR  
LESS.    
THURSDAY NIGHT
 
NE WIND 10 TO 15 KTS. PARTLY CLOUDY. WAVES 1 TO  
3 FT.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR FRIDAY THROUGH SUNDAY.  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WI Page Main Text Page