892  
FZUS53 KGRB 192344  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
643 PM CDT TUE AUG 19 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-200800-  
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-  
643 PM CDT TUE AUG 19 2025  
   
TONIGHT
 
NE WIND 10 TO 15 KTS. A SLIGHT CHANCE OF SPRINKLES IN  
THE EVENING, THEN A SLIGHT CHANCE OF LIGHT SHOWERS AFTER  
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 2 FT OR LESS.    
WEDNESDAY
 
NE WIND 10 TO 20 KTS. A SLIGHT CHANCE OF SPRINKLES  
IN THE MORNING. WAVES 2 FT OR LESS.    
WEDNESDAY NIGHT
 
NE WIND 5 TO 10 KTS. MOSTLY CLEAR. WAVES 2 FT  
OR LESS.    
THURSDAY
 
NE WIND 5 TO 10 KTS VEERING E IN THE AFTERNOON.  
SUNNY. WAVES 2 FT OR LESS.  
 

 
 
LMZ541-200800-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
643 PM CDT TUE AUG 19 2025  
   
TONIGHT
 
NE WIND 10 TO 15 KTS. PATCHY FOG AFTER MIDNIGHT. A  
SLIGHT CHANCE OF LIGHT SHOWERS AFTER MIDNIGHT. WAVES 2 FT OR  
LESS.    
WEDNESDAY
 
NE WIND 10 TO 20 KTS. A SLIGHT CHANCE OF LIGHT  
SHOWERS IN THE MORNING. WAVES 2 FT OR LESS.    
WEDNESDAY NIGHT
 
NE WIND 5 TO 10 KTS. MOSTLY CLEAR. WAVES 2 FT  
OR LESS.    
THURSDAY
 
NE WIND AROUND 5 KTS VEERING E IN THE AFTERNOON.  
SUNNY. WAVES 2 FT OR LESS.  
 

 
 
LMZ542-543-200800-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
643 PM CDT TUE AUG 19 2025  
   
TONIGHT
 
NE WIND 5 TO 10 KTS. A SLIGHT CHANCE OF LIGHT SHOWERS  
AFTER MIDNIGHT. WAVES 2 FT OR LESS.    
WEDNESDAY
 
NE WIND 10 TO 20 KTS. A SLIGHT CHANCE OF LIGHT  
SHOWERS IN THE MORNING, THEN A SLIGHT CHANCE OF SPRINKLES IN THE  
AFTERNOON. WAVES 1 TO 3 FT.    
WEDNESDAY NIGHT
 
NE WIND 10 TO 15 KTS. MOSTLY CLEAR. WAVES 1 TO  
3 FT.    
THURSDAY
 
NE WIND 5 TO 10 KTS. SUNNY. WAVES 2 FT OR LESS.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR FRIDAY THROUGH SUNDAY.  
 
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