859  
FZUS53 KGRB 260800  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
259 AM CDT THU MAR 26 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-261000-  
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-  
259 AM CDT THU MAR 26 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
LATE TONIGHT...  
   
REST OF THE NIGHT
 
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. A  
SLIGHT CHANCE OF LIGHT RAIN AND LIGHT FREEZING RAIN.    
THURSDAY
 
N WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. PATCHY FOG. A  
CHANCE OF LIGHT RAIN AND FREEZING RAIN LIKELY. A CHANCE OF LIGHT  
SNOW IN THE AFTERNOON.    
THURSDAY NIGHT
 
N WIND 15 TO 25 KTS DECREASING TO 10 TO 15 KTS  
AFTER MIDNIGHT. WAVES 1 TO 3 FT. MOSTLY CLOUDY IN THE EVENING  
THEN BECOMING PARTLY CLOUDY.    
FRIDAY
 
N WIND 5 TO 10 KTS BACKING W EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. A CHANCE OF SNOW SHOWERS IN THE AFTERNOON.  
 

 
 
LMZ541-261000-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
259 AM CDT THU MAR 26 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
LATE TONIGHT...  
   
REST OF THE NIGHT
 
NE WIND 10 TO 15 KTS. WAVES 2 TO 4 FT. A  
CHANCE OF SPRINKLES AND FLURRIES.    
THURSDAY
 
N WIND 10 TO 15 KTS INCREASING TO 15 TO 25 KTS EARLY  
IN THE AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT IN THE  
AFTERNOON. PATCHY FOG. A CHANCE OF LIGHT RAIN AND FREEZING RAIN  
IN THE MORNING. LIGHT RAIN LIKELY AND A CHANCE OF LIGHT SNOW IN  
THE AFTERNOON.    
THURSDAY NIGHT
 
N WIND TO 30 KTS DECREASING TO 10 TO 20 KTS  
AFTER MIDNIGHT. WAVES 3 TO 5 FT. MOSTLY CLOUDY.    
FRIDAY
 
N WIND 10 TO 15 KTS BACKING SW 5 TO 10 KTS EARLY IN THE  
AFTERNOON. WAVES 2 TO 4 FT SUBSIDING TO 2 FT OR LESS IN THE  
AFTERNOON. A CHANCE OF SNOW SHOWERS IN THE AFTERNOON.  
 

 
 
LMZ542-543-261000-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
259 AM CDT THU MAR 26 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  
FRIDAY MORNING...  
   
REST OF THE NIGHT
 
NE WIND 10 TO 15 KTS. WAVES 1 TO 3 FT.  
MOSTLY CLOUDY.    
THURSDAY
 
N WIND 15 TO 25 KTS. WAVES 1 TO 3 FT BUILDING TO 4 TO  
7 FT IN THE AFTERNOON. A CHANCE OF LIGHT RAIN IN THE MORNING,  
THEN LIGHT RAIN LIKELY IN THE AFTERNOON. PATCHY FOG IN THE  
AFTERNOON.    
THURSDAY NIGHT
 
N WIND TO 30 KTS. WAVES 6 TO 10 FT. MOSTLY  
CLOUDY.    
FRIDAY
 
N WIND 10 TO 20 KTS DECREASING TO 5 TO 10 KTS EARLY IN  
THE AFTERNOON. WAVES 4 TO 7 FT SUBSIDING TO 1 TO 3 FT IN THE  
AFTERNOON. A CHANCE OF SNOW SHOWERS IN THE AFTERNOON.  
 

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