017  
FZUS53 KGRB 190656  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
156 AM CDT SUN APR 19 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-191000-  
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-  
156 AM CDT SUN APR 19 2026  
   
REST OF THE NIGHT  
W WIND 10 TO 15 KTS. WAVES 2 FT OR LESS.  
PARTLY CLOUDY.    
SUNDAY  
NW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. PARTLY SUNNY.   
SUNDAY NIGHT  
NW WIND 5 TO 10 KTS. WAVES 2 FT OR LESS. MOSTLY  
CLEAR.    
MONDAY  
W WIND 5 TO 10 KTS BACKING SW MID-DAY, THEN BACKING S  
10 TO 20 KTS EARLY IN THE AFTERNOON. WAVES 1 TO 3 FT. PARTLY  
CLOUDY.  
 
 
 
LMZ541-191000-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
156 AM CDT SUN APR 19 2026  
   
REST OF THE NIGHT  
W WIND 10 TO 15 KTS. WAVES 2 FT OR LESS.  
PARTLY CLOUDY.    
SUNDAY  
NW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. PARTLY SUNNY.   
SUNDAY NIGHT  
NW WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. MOSTLY  
CLEAR.    
MONDAY  
W WIND 5 TO 10 KTS BACKING S 10 TO 15 KTS MID-DAY, THEN  
INCREASING TO 15 TO 25 KTS EARLY IN THE AFTERNOON. WAVES 2 FT OR  
LESS BUILDING TO 3 TO 5 FT IN THE AFTERNOON. MOSTLY SUNNY IN THE  
MORNING THEN BECOMING PARTLY CLOUDY. A SMALL CRAFT ADVISORY MAY  
BE NEEDED.  
 
 
 
LMZ542-543-191000-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
156 AM CDT SUN APR 19 2026  
   
REST OF THE NIGHT  
W WIND 10 TO 15 KTS. WAVES 2 FT OR LESS.  
PARTLY CLOUDY.    
SUNDAY  
NW WIND 10 TO 15 KTS VEERING N EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. A CHANCE OF FLURRIES IN THE MORNING. A CHANCE  
OF SPRINKLES.    
SUNDAY NIGHT  
N WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. MOSTLY  
CLEAR.    
MONDAY  
SW WIND 5 TO 10 KTS BACKING S 10 TO 15 KTS MID-DAY,  
THEN INCREASING TO 15 TO 25 KTS EARLY IN THE AFTERNOON. WAVES  
2 FT OR LESS BUILDING TO 3 TO 5 FT IN THE AFTERNOON. MOSTLY SUNNY  
IN THE MORNING THEN BECOMING PARTLY CLOUDY. A SMALL CRAFT  
ADVISORY MAY BE NEEDED.  
 
 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR TUESDAY THROUGH THURSDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
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