867  
FZUS53 KGRB 151825  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
125 PM CDT WED APR 15 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-152200-  
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-  
125 PM CDT WED APR 15 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THURSDAY
 
 
   
THIS AFTERNOON
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS  
OF DENSE FOG. A SLIGHT CHANCE OF LIGHT RAIN AND THUNDERSTORMS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS OF  
DENSE FOG. A CHANCE OF LIGHT RAIN AND A SLIGHT CHANCE OF  
THUNDERSTORMS.    
THURSDAY
 
NE WIND 5 TO 10 KTS VEERING SE EARLY IN THE  
AFTERNOON. WAVES 2 FT OR LESS. AREAS OF DENSE FOG IN THE MORNING.  
PATCHY FOG IN THE AFTERNOON. .    
THURSDAY NIGHT
 
SE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. PARTLY  
CLOUDY.  
 

 
 
LMZ541-152200-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
125 PM CDT WED APR 15 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THURSDAY
 
 
   
THIS AFTERNOON
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS  
OF DENSE FOG. A SLIGHT CHANCE OF LIGHT RAIN AND THUNDERSTORMS.    
TONIGHT
 
NE WIND 5 TO 10 KTS BACKING N AFTER MIDNIGHT. WAVES  
2 FT OR LESS. AREAS OF DENSE FOG. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING. A CHANCE OF LIGHT RAIN.    
THURSDAY
 
NE WIND 5 TO 10 KTS VEERING SE EARLY IN THE  
AFTERNOON. WAVES 2 FT OR LESS. AREAS OF DENSE FOG IN THE MORNING.  
.    
THURSDAY NIGHT
 
S WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. PARTLY  
CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.  
 

 
 
LMZ542-543-152200-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
125 PM CDT WED APR 15 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THURSDAY
 
 
   
THIS AFTERNOON
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS  
OF DENSE FOG. A CHANCE OF LIGHT RAIN AND A SLIGHT CHANCE OF  
THUNDERSTORMS.    
TONIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS OF  
DENSE FOG. LIGHT RAIN LIKELY IN THE EVENING. A CHANCE OF  
THUNDERSTORMS. A CHANCE OF LIGHT RAIN AFTER MIDNIGHT.    
THURSDAY
 
N WIND 5 TO 10 KTS VEERING NE EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. AREAS OF DENSE FOG IN THE MORNING. PATCHY FOG  
IN THE AFTERNOON. .    
THURSDAY NIGHT
 
S WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. PARTLY  
CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLOUDY.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR FRIDAY THROUGH SUNDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
 
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