468  
FZUS53 KGRB 180058  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
757 PM CDT WED SEP 17 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-180800-  
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-  
757 PM CDT WED SEP 17 2025  
   
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 IN THE  
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 2 FT OR LESS.    
FRIDAY
 
NE WIND 10 TO 15 KTS. PARTLY SUNNY. WAVES 2 FT OR LESS.  
 

 
 
LMZ541-180800-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
757 PM CDT WED SEP 17 2025  
   
TONIGHT
 
W WIND 5 TO 10 KTS VEERING N AFTER MIDNIGHT. 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 5 TO 10 KTS. MOSTLY CLOUDY. WAVES 2 FT  
OR LESS.    
FRIDAY
 
NE WIND 10 TO 20 KTS. PARTLY SUNNY. WAVES 2 FT OR LESS.  
 

 
 
LMZ542-543-180800-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
757 PM CDT WED SEP 17 2025  
   
TONIGHT
 
SW WIND 5 TO 10 KTS VEERING N AFTER MIDNIGHT. 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 IN THE  
EVENING THEN BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FT.    
FRIDAY
 
NE WIND 5 TO 10 KTS INCREASING TO 10 TO 20 KTS IN THE  
AFTERNOON. PARTLY SUNNY. WAVES 1 TO 3 FT.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WI Page Main Text Page