951  
FZUS53 KGRB 190136  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
836 PM CDT TUE AUG 18 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-190400-  
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-  
836 PM CDT TUE AUG 18 2026  
   
TONIGHT
 
NE WIND 5 TO 10 KTS BACKING NW AFTER MIDNIGHT. WAVES  
2 FT OR LESS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING.    
WEDNESDAY
 
W WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. SUNNY.   
WEDNESDAY NIGHT
 
NE WIND 5 TO 10 KTS VEERING S AFTER MIDNIGHT.  
WAVES 2 FT OR LESS. MOSTLY CLEAR.    
THURSDAY
 
W WIND 5 TO 10 KTS BACKING S IN THE LATE MORNING AND  
AFTERNOON. WAVES 2 FT OR LESS. MOSTLY SUNNY IN THE MORNING THEN  
BECOMING PARTLY CLOUDY.  
 

 
 
LMZ541>543-190400-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
836 PM CDT TUE AUG 18 2026  
   
TONIGHT
 
N WIND 5 TO 10 KTS BACKING NW AFTER MIDNIGHT. WAVES  
2 FT OR LESS. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING.    
WEDNESDAY
 
NW WIND 5 TO 10 KTS BACKING S EARLY IN THE  
AFTERNOON. WAVES 2 FT OR LESS. SUNNY.   
WEDNESDAY NIGHT
 
S WIND 5 TO 10 KTS BACKING E, THEN VEERING S  
AFTER MIDNIGHT. WAVES 2 FT OR LESS. MOSTLY CLEAR.    
THURSDAY
 
SW WIND 5 TO 10 KTS BACKING S 10 TO 15 KTS EARLY IN  
THE AFTERNOON. WAVES 1 TO 3 FT. MOSTLY SUNNY IN THE MORNING THEN  
BECOMING PARTLY CLOUDY.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR FRIDAY THROUGH SUNDAY.  
 
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