689  
FZUS53 KGRB 241649  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
1149 AM CDT THU JUL 24 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ521-522-250200-  
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-  
1149 AM CDT THU JUL 24 2025  
   
THIS AFTERNOON  
NW WIND 5 TO 10 KTS. A CHANCE OF LIGHT SHOWERS  
AND THUNDERSTORMS. WAVES 2 FT OR LESS.    
TONIGHT  
N WIND 5 TO 10 KTS. A CHANCE OF LIGHT SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. PATCHY FOG AFTER  
MIDNIGHT. WAVES 2 FT OR LESS.    
FRIDAY  
NE WIND AROUND 5 KTS VEERING SE IN THE AFTERNOON.  
PATCHY FOG IN THE MORNING. AREAS OF SMOKE. WAVES 2 FT OR LESS.    
FRIDAY NIGHT  
SE WIND 5 TO 10 KTS. MOSTLY CLOUDY. WAVES 2 FT OR  
LESS.  
 
 
 
LMZ541-250200-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
1149 AM CDT THU JUL 24 2025  
   
THIS AFTERNOON  
NW WIND 5 TO 10 KTS. PATCHY FOG. A CHANCE OF  
LIGHT SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FT.    
TONIGHT  
N WIND 5 TO 10 KTS. A SLIGHT CHANCE OF LIGHT SHOWERS  
IN THE EVENING. PATCHY FOG IN THE EVENING, THEN AREAS OF FOG  
AFTER MIDNIGHT. WAVES 2 FT OR LESS.    
FRIDAY  
NE WIND AROUND 5 KTS VEERING S IN THE AFTERNOON. AREAS  
OF FOG AND SMOKE IN THE MORNING. WAVES 2 FT OR LESS.    
FRIDAY NIGHT  
SE WIND 5 TO 10 KTS. MOSTLY CLOUDY. WAVES 2 FT OR  
LESS.  
 
 
 
LMZ542-543-250200-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
1149 AM CDT THU JUL 24 2025  
   
THIS AFTERNOON  
W WIND 5 TO 10 KTS. A CHANCE OF LIGHT SHOWERS  
AND THUNDERSTORMS. WAVES 1 TO 3 FT.    
TONIGHT  
N WIND 5 TO 10 KTS. PATCHY FOG IN THE EVENING. AREAS  
OF FOG AFTER MIDNIGHT. A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING. A CHANCE OF LIGHT SHOWERS. WAVES 2 FT OR LESS.    
FRIDAY  
NE WIND 5 TO 10 KTS VEERING E IN THE AFTERNOON. AREAS  
OF FOG IN THE MORNING. AREAS OF SMOKE. WAVES 2 FT OR LESS.    
FRIDAY NIGHT  
E WIND 5 TO 10 KTS VEERING SE AFTER MIDNIGHT. A  
CHANCE OF LIGHT SHOWERS AFTER MIDNIGHT. WAVES 2 FT OR LESS.  
 
 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR SATURDAY THROUGH MONDAY.  
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