770  
FZUS53 KGRB 140719  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
219 AM CDT TUE APR 14 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-141000-  
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-  
219 AM CDT TUE APR 14 2026  
   
REST OF THE NIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS.  
WIDESPREAD DENSE FOG. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS.    
TUESDAY
 
NE WIND 5 TO 10 KTS VEERING E EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. WIDESPREAD DENSE FOG IN THE MORNING, THEN  
AREAS OF DENSE FOG IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS  
IN THE AFTERNOON.    
TUESDAY NIGHT
 
E WIND 5 TO 10 KTS BACKING NE IN THE LATE  
EVENING AND OVERNIGHT. WAVES 2 FT OR LESS. AREAS OF DENSE FOG IN  
THE EVENING. WIDESPREAD DENSE FOG AFTER MIDNIGHT. A CHANCE OF  
SHOWERS.    
WEDNESDAY
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. WIDESPREAD  
DENSE FOG IN THE MORNING. PATCHY FOG IN THE AFTERNOON. A CHANCE  
OF SHOWERS.  
 

 
 
LMZ541-141000-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
219 AM CDT TUE APR 14 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING
 
 
   
REST OF THE NIGHT
 
E WIND 10 TO 15 KTS. WAVES 1 TO 3 FT.  
WIDESPREAD DENSE FOG. SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS.    
TUESDAY
 
NE WIND 5 TO 10 KTS VEERING E EARLY IN THE AFTERNOON.  
WAVES 1 TO 3 FT. WIDESPREAD DENSE FOG IN THE MORNING, THEN AREAS  
OF DENSE FOG IN THE AFTERNOON. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
E WIND 5 TO 10 KTS BACKING NE IN THE LATE  
EVENING AND OVERNIGHT. WAVES 1 TO 3 FT. AREAS OF DENSE FOG IN THE  
EVENING. WIDESPREAD DENSE FOG AFTER MIDNIGHT. A CHANCE OF  
SHOWERS.    
WEDNESDAY
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. WIDESPREAD  
DENSE FOG IN THE MORNING. PATCHY FOG IN THE AFTERNOON. A CHANCE  
OF SHOWERS.  
 

 
 
LMZ542-543-141000-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
219 AM CDT TUE APR 14 2026  
   
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING
 
 
   
REST OF THE NIGHT
 
SE WIND 10 TO 15 KTS VEERING SW 5 TO 10 KTS  
AFTER MIDNIGHT. WAVES 1 TO 3 FT. WIDESPREAD DENSE FOG. SHOWERS  
AND A CHANCE OF THUNDERSTORMS.    
TUESDAY
 
NW WIND 5 TO 10 KTS VEERING E IN THE LATE MORNING AND  
AFTERNOON. WAVES 1 TO 3 FT. WIDESPREAD DENSE FOG IN THE MORNING,  
THEN AREAS OF DENSE FOG IN THE AFTERNOON. A CHANCE OF SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.    
TUESDAY NIGHT
 
E WIND 5 TO 10 KTS BACKING N IN THE LATE EVENING  
AND OVERNIGHT. WAVES 2 FT OR LESS. AREAS OF DENSE FOG IN THE  
EVENING. WIDESPREAD DENSE FOG AFTER MIDNIGHT. A CHANCE OF  
THUNDERSTORMS IN THE EVENING. A CHANCE OF SHOWERS.    
WEDNESDAY
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. WIDESPREAD  
DENSE FOG IN THE MORNING, THEN PATCHY FOG IN THE AFTERNOON. A  
CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY AND A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
 

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