442  
FZUS53 KGRB 141730  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
1230 PM CDT TUE APR 14 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-142200-  
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-  
1230 PM CDT TUE APR 14 2026  
   
THIS AFTERNOON
 
E WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. AREAS  
OF DENSE FOG. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
TONIGHT
 
E WIND 5 TO 10 KTS BACKING NE IN THE LATE EVENING AND  
OVERNIGHT. WAVES 2 FT OR LESS. A CHANCE OF SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING. AREAS OF DENSE FOG.    
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. .    
WEDNESDAY NIGHT
 
NE WIND 5 TO 10 KTS BACKING N AFTER MIDNIGHT.  
WAVES 2 FT OR LESS. A CHANCE OF THUNDERSTORMS IN THE EVENING.  
LIGHT RAIN LIKELY.  
 

 
 
LMZ541-142200-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
1230 PM CDT TUE APR 14 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT WEDNESDAY
 
 
   
THIS AFTERNOON
 
E WIND 5 TO 10 KTS. WAVES 1 TO 3 FT. AREAS OF  
DENSE FOG LATE IN THE MORNING, THEN WIDESPREAD DENSE FOG IN THE  
AFTERNOON. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.    
TONIGHT
 
E WIND 5 TO 10 KTS BACKING NE IN THE LATE EVENING AND  
OVERNIGHT. WAVES 2 FT OR LESS. WIDESPREAD DENSE FOG. A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING. A 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. .    
WEDNESDAY NIGHT
 
NE WIND 5 TO 10 KTS BACKING N AFTER MIDNIGHT.  
WAVES 2 FT OR LESS. A CHANCE OF THUNDERSTORMS IN THE EVENING.  
RAIN LIKELY.  
 

 
 
LMZ542-543-142200-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
1230 PM CDT TUE APR 14 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT WEDNESDAY
 
 
   
THIS AFTERNOON
 
E WIND 5 TO 10 KTS. WAVES 1 TO 3 FT. AREAS OF  
DENSE FOG LATE IN THE MORNING, THEN WIDESPREAD DENSE FOG IN THE  
AFTERNOON. A CHANCE OF THUNDERSTORMS AND A SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON.    
TONIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. WIDESPREAD  
DENSE FOG. SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE  
EVENING. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
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 BACKING N IN THE LATE  
EVENING AND OVERNIGHT. WAVES 2 FT OR LESS. A CHANCE OF  
THUNDERSTORMS IN THE EVENING. RAIN LIKELY.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR THURSDAY THROUGH SATURDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
 
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