336  
FZUS53 KGRB 150657  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
157 AM CDT WED APR 15 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-151000-  
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-  
157 AM CDT WED APR 15 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
 
 
   
REST OF THE NIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS.  
WIDESPREAD DENSE FOG. A SLIGHT CHANCE OF SHOWERS.    
WEDNESDAY
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS OF  
DENSE FOG IN THE MORNING, THEN PATCHY FOG IN THE AFTERNOON. A  
CHANCE OF SHOWERS IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS  
OF DENSE FOG. A CHANCE OF SHOWERS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. PATCHY FOG  
IN THE MORNING. A CHANCE OF SHOWERS IN THE MORNING.  
 

 
 
LMZ541-151000-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
157 AM CDT WED APR 15 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
 
 
   
REST OF THE NIGHT
 
NE WIND 5 TO 10 KTS BACKING N AFTER  
MIDNIGHT. WAVES 2 FT OR LESS. WIDESPREAD DENSE FOG. A SLIGHT  
CHANCE OF SHOWERS.    
WEDNESDAY
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS OF  
DENSE FOG IN THE MORNING, THEN PATCHY FOG IN THE AFTERNOON. A  
CHANCE OF SHOWERS IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS  
OF DENSE FOG. A CHANCE OF SHOWERS.    
THURSDAY
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS OF FOG  
IN THE MORNING. A CHANCE OF SHOWERS IN THE MORNING.  
 

 
 
LMZ542-543-151000-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
157 AM CDT WED APR 15 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING
 
 
   
REST OF THE NIGHT
 
E WIND 5 TO 10 KTS BACKING N AFTER MIDNIGHT.  
WAVES 2 FT OR LESS. WIDESPREAD DENSE FOG. A SLIGHT CHANCE OF  
SHOWERS.    
WEDNESDAY
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS OF  
DENSE FOG. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS  
OF DENSE FOG. A CHANCE OF SHOWERS AND THUNDERSTORMS.    
THURSDAY
 
N WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. AREAS OF  
DENSE FOG IN THE MORNING. A CHANCE OF SHOWERS IN THE MORNING,  
THEN A CHANCE OF LIGHT RAIN IN THE AFTERNOON.  
 

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