362  
FZUS53 KGRB 222234  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
534 PM CDT WED APR 22 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-230400-  
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-  
534 PM CDT WED APR 22 2026  
   
LATE THIS AFTERNOON  
E WIND 5 TO 10 KTS. WAVES 2 FT OR LESS.  
MOSTLY SUNNY.    
TONIGHT  
E WIND 5 TO 10 KTS VEERING SE AFTER MIDNIGHT. WAVES  
2 FT OR LESS. CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.    
THURSDAY  
SE WIND 10 TO 15 KTS. WAVES 2 FT OR LESS. PARTLY  
SUNNY.    
THURSDAY NIGHT  
SE WIND 10 TO 15 KTS. WAVES 1 TO 3 FT. RAIN  
SHOWERS LIKELY AFTER MIDNIGHT.    
FRIDAY  
SE WIND 10 TO 15 KTS BACKING N EARLY IN THE AFTERNOON.  
WAVES 2 FT OR LESS. RAIN SHOWERS AND A CHANCE OF THUNDERSTORMS.  
 
 
 
LMZ541-230400-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
534 PM CDT WED APR 22 2026  
   
LATE THIS AFTERNOON  
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS.  
MOSTLY SUNNY.    
TONIGHT  
E WIND 5 TO 10 KTS VEERING SE AFTER MIDNIGHT. WAVES  
2 FT OR LESS. CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.    
THURSDAY  
S WIND 10 TO 15 KTS. WAVES 1 TO 3 FT BUILDING TO 2 TO  
4 FT IN THE AFTERNOON. PARTLY SUNNY.    
THURSDAY NIGHT  
SE WIND 10 TO 20 KTS. WAVES 3 TO 5 FT. A CHANCE  
OF SHOWERS AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE NEEDED.    
FRIDAY  
SE WIND 10 TO 20 KTS BACKING N 10 TO 15 KTS EARLY IN  
THE AFTERNOON. WAVES 3 TO 5 FT. RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS. A SMALL CRAFT ADVISORY MAY BE NEEDED.  
 
 
 
LMZ542-543-230400-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
534 PM CDT WED APR 22 2026  
   
LATE THIS AFTERNOON  
NE WIND 5 TO 10 KTS. WAVES 2 FT OR LESS.  
MOSTLY SUNNY.    
TONIGHT  
NE WIND 5 TO 10 KTS VEERING S IN THE LATE EVENING AND  
OVERNIGHT. WAVES 2 FT OR LESS. MOSTLY CLEAR.    
THURSDAY  
S WIND 10 TO 20 KTS. WAVES 2 TO 4 FT. PARTLY SUNNY.    
THURSDAY NIGHT  
S WIND 10 TO 20 KTS. WAVES 4 TO 7 FT. RAIN  
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. A  
SMALL CRAFT ADVISORY MAY BE NEEDED.    
FRIDAY  
S WIND 10 TO 20 KTS VEERING W 10 TO 15 KTS EARLY IN THE  
AFTERNOON. WAVES 4 TO 7 FT. RAIN SHOWERS AND A CHANCE OF  
THUNDERSTORMS. A SMALL CRAFT ADVISORY MAY BE NEEDED.  
 
 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
 
WAVE HEIGHT FORECAST IS FOR ICE FREE AREAS.  
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