877  
FZUS53 KGRB 090137  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
837 PM CDT WED APR 8 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-090400-  
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-  
837 PM CDT WED APR 8 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM CDT THIS EVENING  
 
   
TONIGHT  
S WIND TO 30 KTS WITH GALE FORCE GUSTS TO AROUND  
35 KTS BECOMING SW 10 TO 20 KTS WITH GALE FORCE GUSTS TO AROUND  
35 KTS IN THE LATE EVENING AND OVERNIGHT. WAVES 4 TO 7 FT  
SUBSIDING TO 1 TO 3 FT AFTER MIDNIGHT. RAIN IN THE EVENING.    
THURSDAY  
W WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. MOSTLY SUNNY  
IN THE MORNING THEN BECOMING PARTLY CLOUDY.    
THURSDAY NIGHT  
N WIND 5 TO 10 KTS VEERING NE IN THE LATE  
EVENING AND OVERNIGHT. WAVES 2 FT OR LESS. A CHANCE OF LIGHT  
RAIN.    
FRIDAY  
N WIND 5 TO 10 KTS BACKING NW MID-DAY, THEN VEERING NE  
EARLY IN THE AFTERNOON. WAVES 2 FT OR LESS. PARTLY CLOUDY.  
 
 
 
LMZ541-090400-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
837 PM CDT WED APR 8 2026  
   
..GALE WARNING IN EFFECT UNTIL 11 PM CDT THIS EVENING  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING  
 
   
TONIGHT  
S GALES TO 35 KTS WITH GALE FORCE GUSTS TO AROUND  
40 KTS BECOMING SW 15 TO 25 KTS WITH GALE FORCE GUSTS TO AROUND  
40 KTS, THEN DECREASING TO 10 TO 15 KTS AFTER MIDNIGHT. WAVES  
10 TO 14 FT SUBSIDING TO 6 TO 10 FT AFTER MIDNIGHT. RAIN IN THE  
EVENING, THEN A CHANCE OF LIGHT RAIN AFTER MIDNIGHT.    
THURSDAY  
W WIND 10 TO 20 KTS DECREASING TO 5 TO 10 KTS EARLY  
IN THE AFTERNOON. WAVES 4 TO 7 FT SUBSIDING TO 2 TO 4 FT IN THE  
AFTERNOON. MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY.    
THURSDAY NIGHT  
N WIND 5 TO 10 KTS VEERING NE IN THE LATE  
EVENING AND OVERNIGHT. WAVES 1 TO 3 FT. A CHANCE OF LIGHT RAIN.    
FRIDAY  
N WIND 5 TO 10 KTS VEERING E EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. PARTLY CLOUDY IN THE MORNING THEN CLEARING.  
 
 
 
LMZ542-543-090400-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
837 PM CDT WED APR 8 2026  
   
..GALE WARNING IN EFFECT UNTIL 11 PM CDT THIS EVENING  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING  
 
   
TONIGHT  
S WIND TO 30 KTS WITH GALE FORCE GUSTS TO AROUND  
35 KTS BECOMING SW 10 TO 20 KTS WITH GALE FORCE GUSTS TO AROUND  
35 KTS IN THE LATE EVENING AND OVERNIGHT. WAVES 10 TO 14 FT  
SUBSIDING TO 5 TO 8 FT AFTER MIDNIGHT. RAIN IN THE EVENING, THEN  
A CHANCE OF LIGHT RAIN AFTER MIDNIGHT.    
THURSDAY  
W WIND 10 TO 15 KTS. WAVES 3 TO 5 FT SUBSIDING TO  
2 TO 4 FT IN THE AFTERNOON. MOSTLY SUNNY.    
THURSDAY NIGHT  
NW WIND 5 TO 10 KTS VEERING NE IN THE LATE  
EVENING AND OVERNIGHT. WAVES 2 FT OR LESS. A CHANCE OF LIGHT  
RAIN.    
FRIDAY  
N WIND 5 TO 10 KTS VEERING NE EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. PARTLY CLOUDY.  
 
 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
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