384  
FZUS53 KGRB 181033  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
533 AM CDT SUN OCT 18 2026  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN  
 
LMZ521-522-181600-  
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-  
533 AM CDT SUN OCT 18 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
 
 
   
EARLY THIS MORNING
 
SW WIND 15 TO 25 KTS WITH GALE FORCE GUSTS  
TO AROUND 35 KTS. WAVES 4 TO 7 FT. CLEAR.   
TODAY
 
SW WIND TO 30 KTS WITH GALE FORCE GUSTS TO AROUND  
35 KTS. WAVES 4 TO 7 FT. SUNNY.   
TONIGHT
 
SW WIND 15 TO 25 KTS DECREASING TO 10 TO 15 KTS AFTER  
MIDNIGHT. WAVES 3 TO 5 FT. CLEAR.   
MONDAY
 
SW WIND 5 TO 10 KTS BACKING SE EARLY IN THE AFTERNOON.  
WAVES 1 TO 3 FT. MOSTLY SUNNY.    
MONDAY NIGHT
 
SE WIND AROUND 5 KTS BACKING NE IN THE LATE  
EVENING AND OVERNIGHT. WAVES 2 FT OR LESS. MOSTLY CLEAR.  
 

 
 
LMZ542-543-181600-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
533 AM CDT SUN OCT 18 2026  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
 
 
   
EARLY THIS MORNING
 
SW WIND 15 TO 25 KTS. WAVES 3 TO 5 FT.  
CLEAR.   
TODAY
 
SW WIND TO 30 KTS WITH GALE FORCE GUSTS TO AROUND  
35 KTS. WAVES 4 TO 7 FT. SUNNY.   
TONIGHT
 
SW WIND 15 TO 25 KTS DECREASING TO 10 TO 15 KTS AFTER  
MIDNIGHT. WAVES 4 TO 7 FT. CLEAR.   
MONDAY
 
SW WIND 5 TO 10 KTS BACKING SE EARLY IN THE AFTERNOON.  
WAVES 1 TO 3 FT. MOSTLY SUNNY.    
MONDAY NIGHT
 
S WIND AROUND 5 KTS EARLY IN THE EVENING BECOMING  
VARIABLE 10 KTS OR LESS. WAVES 2 FT OR LESS. PATCHY FOG AFTER  
MIDNIGHT.  
 

 
 
LMZ541-181600-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
533 AM CDT SUN OCT 18 2026  
   
..GALE WARNING IN EFFECT THROUGH LATE TONIGHT
 
 
   
EARLY THIS MORNING
 
SW WIND TO 30 KTS WITH GALE FORCE GUSTS TO  
AROUND 35 KTS. WAVES 4 TO 7 FT. CLEAR.   
TODAY
 
SW WIND TO 30 KTS WITH GALE FORCE GUSTS TO AROUND  
35 KTS. WAVES 5 TO 8 FT. SUNNY.   
TONIGHT
 
SW WIND TO 30 KTS WITH GALE FORCE GUSTS TO AROUND  
35 KTS DECREASING TO 10 TO 20 KTS AFTER MIDNIGHT. WAVES 6 TO  
10 FT SUBSIDING TO 4 TO 7 FT AFTER MIDNIGHT. CLEAR.   
MONDAY
 
W WIND 5 TO 10 KTS BACKING S EARLY IN THE AFTERNOON.  
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT IN THE AFTERNOON. MOSTLY  
SUNNY.    
MONDAY NIGHT
 
SE WIND AROUND 5 KTS BACKING E IN THE LATE  
EVENING AND OVERNIGHT. WAVES 2 FT OR LESS. MOSTLY CLEAR.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR TUESDAY THROUGH THURSDAY.  
 
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