103  
FZUS53 KGRB 091625  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
1125 AM CDT THU APR 9 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-092200-  
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-  
1125 AM CDT THU APR 9 2026  
   
THIS AFTERNOON  
W WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. PARTLY  
CLOUDY.    
TONIGHT  
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. A CHANCE OF  
LIGHT RAIN. A SLIGHT CHANCE OF LIGHT SNOW AFTER MIDNIGHT.    
FRIDAY  
N WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. MOSTLY CLOUDY  
IN THE MORNING THEN BECOMING MOSTLY SUNNY.    
FRIDAY NIGHT  
SE WIND 5 TO 10 KTS VEERING S IN THE LATE EVENING  
AND OVERNIGHT. WAVES 2 FT OR LESS. CLEAR.  
 
 
 
LMZ541-092200-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
1125 AM CDT THU APR 9 2026  
   
THIS AFTERNOON  
W WIND 10 TO 15 KTS. WAVES 3 TO 5 FT. MOSTLY  
SUNNY DURING THE MORNING THEN BECOMING PARTLY CLOUDY.    
TONIGHT  
E WIND 5 TO 10 KTS BACKING NE IN THE LATE EVENING AND  
OVERNIGHT. WAVES 1 TO 3 FT. A SLIGHT CHANCE OF LIGHT RAIN. A  
SLIGHT CHANCE OF LIGHT SNOW AFTER MIDNIGHT.    
FRIDAY  
N WIND 5 TO 10 KTS VEERING NE EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. MOSTLY CLOUDY IN THE MORNING THEN CLEARING.    
FRIDAY NIGHT  
S WIND 5 TO 10 KTS VEERING SW AFTER MIDNIGHT.  
WAVES 2 FT OR LESS. CLEAR.  
 
 
 
LMZ542-543-092200-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
1125 AM CDT THU APR 9 2026  
   
THIS AFTERNOON  
W WIND 10 TO 15 KTS. WAVES 2 TO 4 FT. PARTLY  
CLOUDY DURING THE MORNING THEN BECOMING MOSTLY SUNNY.    
TONIGHT  
S WIND 5 TO 10 KTS BACKING E, THEN BACKING N AFTER  
MIDNIGHT. WAVES 2 FT OR LESS. A CHANCE OF LIGHT RAIN. A CHANCE OF  
LIGHT SNOW AFTER MIDNIGHT.    
FRIDAY  
N WIND 5 TO 10 KTS VEERING NE EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. MOSTLY CLOUDY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY.    
FRIDAY NIGHT  
S WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. MOSTLY  
CLEAR.  
 
 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
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