931  
FZUS51 KBOX 210604  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
104 AM EST THU NOV 21 2024  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-211900-  
104 AM EST THU NOV 21 2024  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
 
 
LOW PRESSURE DEVELOPS JUST SOUTH OF NEW ENGLAND THURSDAY, THEN  
INTENSIFIES INTO A GALE CENTER FRIDAY, AS IT PIVOTS WEST INTO NY  
STATE AND PENNSYLVANIA. FRIDAY NIGHT THE LOW TRACKS SOUTH OF NEW  
ENGLAND AND THEN RE-INTENSIFIES SATURDAY, AS IT MOVES EAST OF  
MASSACHUSETTS TOWARDS THE MARITIMES. NW GALES ARE POSSIBLE SATURDAY  
AND SUNDAY. WINDS EASE MONDAY, AS A RIDGE OF HIGH PRESSURE MOVES  
ACROSS NEW ENGLAND. A COLD FRONT MAY THEN SWEEP ACROSS THE WATERS  
MONDAY NIGHT OR TUESDAY, FOLLOWED BY GUSTY NW WINDS LATE TUE INTO  
WED.  
 

 
 
ANZ250-211900-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING  
THROUGH SATURDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE  
DETAIL: NE 4 FT AT 6 SECONDS AND E 1 FOOT AT 11 SECONDS. A SLIGHT  
CHANCE OF RAIN.    
THU
 
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
5 FT, BUILDING TO 6 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: NE  
5 FT AT 6 SECONDS AND E 1 FOOT AT 11 SECONDS, BECOMING NE 7 FT AT  
7 SECONDS AND E 1 FOOT AT 11 SECONDS. PATCHY FOG. A CHANCE OF  
RAIN IN THE MORNING. RAIN IN THE AFTERNOON. VSBY 1 TO 3 NM.    
THU NIGHT
 
E WINDS 25 TO 30 KT, BECOMING S 20 TO 25 KT AFTER  
MIDNIGHT. SEAS 6 TO 8 FT. WAVE DETAIL: E 8 FT AT 7 SECONDS AND S  
2 FT AT 4 SECONDS. RAIN, MAINLY IN THE EVENING WITH VSBY 1 TO  
3 NM.    
FRI
 
S WINDS 15 TO 20 KT, BECOMING SE 10 TO 15 KT IN THE  
AFTERNOON. SEAS 5 TO 7 FT, SUBSIDING TO 4 TO 5 FT IN THE  
AFTERNOON. WAVE DETAIL: E 6 FT AT 7 SECONDS AND S 2 FT AT  
5 SECONDS, BECOMING SE 5 FT AT 7 SECONDS AND S 2 FT AT 4 SECONDS.  
A CHANCE OF RAIN IN THE MORNING, THEN RAIN IN THE AFTERNOON.    
FRI NIGHT
 
SE WINDS AROUND 10 KT, BECOMING N AFTER MIDNIGHT.  
SEAS 4 TO 5 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS AND S 1 FOOT AT  
4 SECONDS. RAIN.   
SAT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND NW 3 FT AT 4 SECONDS.  
RAIN.   
SAT NIGHT
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
5 TO 7 FT. RAIN LIKELY, MAINLY IN THE EVENING.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
7 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 6 FT.    
MON
 
W WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
W WINDS AROUND 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
RAIN.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ251-211900-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING  
THROUGH FRIDAY AFTERNOON...  
   
REST OF TONIGHT
 
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: NE 3 FT AT 6 SECONDS AND E 1 FOOT AT 10 SECONDS. A SLIGHT  
CHANCE OF RAIN.    
THU
 
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT, BUILDING TO 5 TO  
7 FT IN THE AFTERNOON. WAVE DETAIL: NE 5 FT AT 5 SECONDS AND E  
1 FOOT AT 11 SECONDS, BECOMING E 7 FT AT 6 SECONDS AND E 1 FOOT  
AT 11 SECONDS. PATCHY FOG. RAIN. VSBY 1 TO 3 NM.    
THU NIGHT
 
E WINDS 20 TO 25 KT, BECOMING S AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 5 TO 8 FT. WAVE DETAIL: E 8 FT AT  
7 SECONDS AND SW 2 FT AT 6 SECONDS. RAIN, MAINLY IN THE EVENING  
WITH VSBY 1 TO 3 NM.    
FRI
 
S WINDS 15 TO 20 KT, BECOMING SE 10 TO 15 KT IN THE  
AFTERNOON. SEAS 4 TO 6 FT, SUBSIDING TO 3 TO 4 FT IN THE  
AFTERNOON. WAVE DETAIL: E 6 FT AT 8 SECONDS AND S 2 FT AT  
5 SECONDS, BECOMING SE 4 FT AT 6 SECONDS. A CHANCE OF RAIN IN THE  
MORNING, THEN RAIN IN THE AFTERNOON.    
FRI NIGHT
 
SE WINDS AROUND 10 KT, BECOMING N AFTER MIDNIGHT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 6 SECONDS. RAIN.   
SAT
 
NW WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: E 4 FT  
AT 7 SECONDS AND NW 2 FT AT 3 SECONDS. RAIN LIKELY.    
SAT NIGHT
 
W WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT AFTER  
MIDNIGHT. SEAS 3 TO 5 FT. A CHANCE OF RAIN IN THE EVENING.    
SUN THROUGH MON
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT.    
MON NIGHT
 
W WINDS AROUND 10 KT. SEAS 1 FOOT OR LESS. A CHANCE  
OF RAIN.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ231-211900-  
CAPE COD BAY-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING  
THROUGH FRIDAY AFTERNOON...  
   
REST OF TONIGHT
 
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: NE 2 FT AT 4 SECONDS AND E 1 FOOT AT  
10 SECONDS. A SLIGHT CHANCE OF RAIN.   
THU
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT, BUILDING TO 4 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: E 3 FT  
AT 4 SECONDS AND E 1 FOOT AT 10 SECONDS, BECOMING E 3 FT AT  
4 SECONDS AND E 1 FOOT AT 11 SECONDS. PATCHY FOG. RAIN. VSBY 1 TO  
3 NM.    
THU NIGHT
 
E WINDS 20 TO 25 KT, BECOMING S 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: E 4 FT  
AT 4 SECONDS AND S 2 FT AT 6 SECONDS. RAIN LIKELY, MAINLY IN THE  
EVENING WITH VSBY 1 TO 3 NM.    
FRI
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
5 FT, SUBSIDING TO 2 TO 3 FT IN THE AFTERNOON. WAVE DETAIL: NE  
3 FT AT 8 SECONDS AND S 2 FT AT 3 SECONDS, BECOMING S 2 FT AT  
3 SECONDS AND E 2 FT AT 8 SECONDS. RAIN.   
FRI NIGHT
 
SE WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT 7 SECONDS AND S 1 FOOT AT  
3 SECONDS. RAIN.   
SAT
 
NW WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NW  
3 FT AT 4 SECONDS AND NE 2 FT AT 7 SECONDS. RAIN.   
SAT NIGHT
 
W WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 4 TO 5 FT. A CHANCE OF RAIN.    
SUN AND SUN NIGHT
 
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO  
20 KT. SEAS 3 TO 5 FT.    
MON
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT.    
MON NIGHT
 
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
RAIN.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ254-211900-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING  
THROUGH SATURDAY MORNING...  
   
REST OF TONIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: NE 4 FT AT 7 SECONDS AND E 1 FOOT AT  
10 SECONDS.    
THU
 
E WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE  
AFTERNOON. SEAS 3 TO 5 FT, BUILDING TO 5 TO 7 FT IN THE  
AFTERNOON. WAVE DETAIL: NE 5 FT AT 7 SECONDS AND E 1 FOOT AT  
10 SECONDS, BECOMING NE 6 FT AT 6 SECONDS. PATCHY FOG. RAIN. VSBY  
1 TO 3 NM.    
THU NIGHT
 
E WINDS 20 TO 25 KT, BECOMING SW 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. SEAS 6 TO 8 FT. WAVE DETAIL: E 7 FT  
AT 7 SECONDS AND SW 3 FT AT 7 SECONDS. RAIN LIKELY, MAINLY IN THE  
EVENING WITH VSBY 1 TO 3 NM.    
FRI
 
S WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 5 TO 7 FT. WAVE DETAIL: E 5 FT AT 7 SECONDS AND S  
3 FT AT 7 SECONDS. RAIN.   
FRI NIGHT
 
S WINDS AROUND 10 KT, BECOMING SW AFTER MIDNIGHT.  
SEAS 4 TO 5 FT. WAVE DETAIL: E 4 FT AT 7 SECONDS AND SW 3 FT AT  
7 SECONDS. RAIN.   
SAT
 
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE AFTERNOON.  
SEAS 4 TO 6 FT, BUILDING TO 5 TO 8 FT IN THE AFTERNOON. WAVE  
DETAIL: W 4 FT AT 7 SECONDS AND E 3 FT AT 7 SECONDS, BECOMING W  
5 FT AT 6 SECONDS AND NE 3 FT AT 7 SECONDS. RAIN.   
SAT NIGHT
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
6 TO 9 FT. RAIN LIKELY, MAINLY IN THE EVENING.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 6 TO  
9 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
5 TO 8 FT.    
MON
 
W WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
MON NIGHT
 
W WINDS AROUND 10 KT. SEAS 2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ255-211900-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING  
THROUGH SATURDAY MORNING...  
   
REST OF TONIGHT
 
E WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: NE 3 FT AT 4 SECONDS AND SW 1 FOOT AT 4 SECONDS. A SLIGHT  
CHANCE OF RAIN.    
THU
 
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT, BUILDING TO 5 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: E 5 FT  
AT 5 SECONDS AND E 1 FOOT AT 11 SECONDS, BECOMING E 6 FT AT  
6 SECONDS AND E 1 FOOT AT 11 SECONDS. PATCHY FOG. RAIN. VSBY 1 TO  
3 NM.    
THU NIGHT
 
SE WINDS 20 TO 25 KT, BECOMING SW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 7 TO 10 FT. WAVE DETAIL: SW 7 FT AT  
8 SECONDS AND E 6 FT AT 6 SECONDS. RAIN LIKELY, MAINLY IN THE  
EVENING WITH VSBY 1 TO 3 NM.    
FRI
 
SW WINDS 15 TO 20 KT, BECOMING S 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 6 TO 9 FT, SUBSIDING TO 4 TO  
6 FT IN THE AFTERNOON. WAVE DETAIL: SW 7 FT AT 8 SECONDS AND E  
4 FT AT 7 SECONDS, BECOMING SW 6 FT AT 8 SECONDS AND E 3 FT AT  
7 SECONDS. RAIN.   
FRI NIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER  
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 8 SECONDS AND E  
3 FT AT 7 SECONDS. RAIN.   
SAT
 
W WINDS 15 TO 20 KT, INCREASING TO 20 TO 25 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 5 TO 7 FT, BUILDING TO 6 TO  
9 FT IN THE AFTERNOON. WAVE DETAIL: SW 6 FT AT 8 SECONDS AND E  
2 FT AT 7 SECONDS, BECOMING SW 8 FT AT 9 SECONDS AND E 2 FT AT  
7 SECONDS. RAIN.   
SAT NIGHT
 
W WINDS 25 TO 30 KT. SEAS 7 TO 10 FT. A CHANCE OF  
RAIN.    
SUN
 
W WINDS 25 TO 30 KT. SEAS 7 TO 10 FT.    
SUN NIGHT
 
W WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.    
MON
 
W WINDS 15 TO 20 KT. SEAS 4 TO 6 FT.    
MON NIGHT
 
W WINDS 10 TO 15 KT. SEAS 2 TO 4 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ256-211900-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM EST EARLY THIS  
MORNING THROUGH SATURDAY MORNING...  
   
REST OF TONIGHT
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 4 SECONDS AND E 1 FOOT AT  
11 SECONDS. A CHANCE OF RAIN.    
THU
 
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
8 FT. WAVE DETAIL: E 7 FT AT 6 SECONDS AND SW 1 FOOT AT  
7 SECONDS. PATCHY FOG. RAIN. VSBY 1 TO 3 NM.    
THU NIGHT
 
S WINDS 20 TO 25 KT, BECOMING SW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 7 TO 9 FT, BUILDING TO 9 TO 10 FT AFTER  
MIDNIGHT. WAVE DETAIL: E 7 FT AT 6 SECONDS AND SW 7 FT AT  
8 SECONDS, BECOMING SW 9 FT AT 8 SECONDS AND E 4 FT AT 7 SECONDS.  
A CHANCE OF RAIN. VSBY 1 TO 3 NM IN THE EVENING.    
FRI
 
SW WINDS 20 TO 25 KT, BECOMING S 15 TO 20 KT IN THE  
AFTERNOON. SEAS 6 TO 9 FT, SUBSIDING TO 5 TO 6 FT IN THE  
AFTERNOON. WAVE DETAIL: SW 8 FT AT 8 SECONDS AND E 2 FT AT  
7 SECONDS, BECOMING SW 6 FT AT 7 SECONDS AND E 2 FT AT 7 SECONDS.  
RAIN.   
FRI NIGHT
 
S WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT AFTER  
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 5 FT AT 8 SECONDS AND E  
2 FT AT 7 SECONDS. RAIN.   
SAT
 
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
7 FT, BUILDING TO 6 TO 9 FT IN THE AFTERNOON. WAVE DETAIL: W 6 FT  
AT 8 SECONDS AND E 1 FOOT AT 7 SECONDS, BECOMING W 7 FT AT  
7 SECONDS AND E 1 FOOT AT 7 SECONDS. RAIN.   
SAT NIGHT
 
W WINDS 25 TO 30 KT. SEAS 7 TO 9 FT. A CHANCE OF  
RAIN.    
SUN
 
W WINDS 25 TO 30 KT. SEAS 6 TO 9 FT.    
SUN NIGHT
 
W WINDS 20 TO 25 KT. SEAS 5 TO 7 FT.    
MON
 
W WINDS 15 TO 20 KT. SEAS 3 TO 5 FT.    
MON NIGHT
 
W WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF  
RAIN.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ232-211900-  
NANTUCKET SOUND-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING  
THROUGH FRIDAY AFTERNOON...  
   
REST OF TONIGHT
 
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS AROUND 2 FT. WAVE DETAIL: NE 2 FT AT 3 SECONDS AND E 1 FOOT  
AT 11 SECONDS. A SLIGHT CHANCE OF RAIN.   
THU
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT, BUILDING TO 4 TO 5 FT IN THE AFTERNOON. WAVE DETAIL: E 3 FT  
AT 4 SECONDS AND E 1 FOOT AT 11 SECONDS, BECOMING E 4 FT AT  
4 SECONDS AND E 1 FOOT AT 11 SECONDS. PATCHY FOG. A CHANCE OF  
RAIN IN THE MORNING. RAIN IN THE AFTERNOON. VSBY 1 TO 3 NM.    
THU NIGHT
 
SE WINDS 20 TO 25 KT, BECOMING SW 15 TO 20 KT AFTER  
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E  
4 FT AT 5 SECONDS. RAIN LIKELY, MAINLY IN THE EVENING WITH VSBY  
1 TO 3 NM.    
FRI
 
S WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 3 TO 5 FT, SUBSIDING TO 2 TO 3 FT IN THE  
AFTERNOON. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 2 FT AT  
7 SECONDS, BECOMING S 3 FT AT 5 SECONDS AND E 2 FT AT 7 SECONDS.  
RAIN.   
FRI NIGHT
 
S WINDS 10 TO 15 KT, BECOMING SW AFTER MIDNIGHT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 6 SECONDS AND E 1 FOOT AT  
15 SECONDS. RAIN.   
SAT
 
NW WINDS 15 TO 20 KT, BECOMING W 20 TO 25 KT WITH GUSTS UP  
TO 30 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: W 4 FT AT  
5 SECONDS AND E 1 FOOT AT 7 SECONDS. RAIN.   
SAT NIGHT
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 5 FT. A CHANCE OF RAIN.    
SUN AND SUN NIGHT
 
W WINDS 20 TO 25 KT, DIMINISHING TO 15 TO  
20 KT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT.    
MON AND MON NIGHT
 
W WINDS 15 TO 20 KT, DIMINISHING TO 10 TO  
15 KT. SEAS 2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ233-211900-  
VINEYARD SOUND-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING  
THROUGH FRIDAY AFTERNOON...  
   
REST OF TONIGHT
 
E WINDS 15 TO 20 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: E 2 FT AT 3 SECONDS AND E 1 FOOT AT 11 SECONDS. A CHANCE  
OF RAIN.    
THU
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: E 3 FT AT 4 SECONDS AND E 1 FOOT AT  
10 SECONDS. PATCHY FOG. RAIN. VSBY 1 TO 3 NM.    
THU NIGHT
 
SE WINDS 15 TO 20 KT, BECOMING SW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 5 TO 7 FT. WAVE DETAIL: SW 6 FT AT  
8 SECONDS AND E 3 FT AT 5 SECONDS. RAIN LIKELY, MAINLY IN THE  
EVENING WITH VSBY 1 TO 3 NM.    
FRI
 
SW WINDS 15 TO 20 KT, BECOMING S 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT, SUBSIDING TO 3 TO  
4 FT IN THE AFTERNOON. WAVE DETAIL: SW 6 FT AT 8 SECONDS AND SE  
2 FT AT 7 SECONDS, BECOMING SW 4 FT AT 7 SECONDS AND SE 1 FOOT AT  
7 SECONDS. RAIN.   
FRI NIGHT
 
S WINDS AROUND 10 KT, BECOMING SW AFTER MIDNIGHT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 7 SECONDS AND SE 1 FOOT  
AT 6 SECONDS. RAIN.   
SAT
 
NW WINDS 15 TO 20 KT, BECOMING W 20 TO 25 KT WITH GUSTS UP  
TO 30 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: W 4 FT AT  
7 SECONDS AND E 1 FOOT AT 6 SECONDS. RAIN.   
SAT NIGHT
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
4 TO 5 FT. A CHANCE OF RAIN IN THE EVENING.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT.    
MON
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT.    
MON NIGHT
 
W WINDS AROUND 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
RAIN.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ234-211900-  
BUZZARDS BAY-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING  
THROUGH FRIDAY AFTERNOON...  
   
REST OF TONIGHT
 
E WINDS 15 TO 20 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: E 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 11 SECONDS. A  
CHANCE OF RAIN.    
THU
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 2 TO  
4 FT, BUILDING TO 4 TO 5 FT IN THE AFTERNOON. WAVE DETAIL: E 2 FT  
AT 3 SECONDS AND E 1 FOOT AT 10 SECONDS, BECOMING E 2 FT AT  
4 SECONDS AND E 1 FOOT AT 11 SECONDS. PATCHY FOG. RAIN. VSBY 1 TO  
3 NM.    
THU NIGHT
 
SE WINDS 15 TO 20 KT, BECOMING SW AFTER MIDNIGHT.  
GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SW 6 FT AT  
7 SECONDS AND E 3 FT AT 4 SECONDS. RAIN LIKELY, MAINLY IN THE  
EVENING WITH VSBY 1 TO 3 NM.    
FRI
 
S WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT, SUBSIDING TO 3 TO  
4 FT IN THE AFTERNOON. WAVE DETAIL: SW 6 FT AT 8 SECONDS AND E  
2 FT AT 7 SECONDS, BECOMING SW 4 FT AT 7 SECONDS AND SE 1 FOOT AT  
7 SECONDS. RAIN.   
FRI NIGHT
 
S WINDS AROUND 10 KT, BECOMING NE AFTER MIDNIGHT.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS. RAIN.   
SAT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND E 1 FOOT AT 7 SECONDS.  
RAIN.   
SAT NIGHT
 
W WINDS 20 TO 25 KT. SEAS 4 TO 5 FT. A CHANCE OF  
RAIN IN THE EVENING.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT.    
MON AND MON NIGHT
 
W WINDS 10 TO 15 KT. SEAS AROUND 2 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ235-211900-  
RHODE ISLAND SOUND-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM EST EARLY THIS  
MORNING THROUGH FRIDAY EVENING...  
   
REST OF TONIGHT
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 4 SECONDS AND E 1 FOOT AT  
11 SECONDS. A CHANCE OF RAIN.    
THU
 
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT, BUILDING TO 5 TO 6 FT IN THE AFTERNOON. WAVE DETAIL: E 5 FT  
AT 5 SECONDS AND E 1 FOOT AT 10 SECONDS, BECOMING E 5 FT AT  
6 SECONDS AND E 1 FOOT AT 10 SECONDS. PATCHY FOG. RAIN. VSBY 1 TO  
3 NM.    
THU NIGHT
 
SE WINDS 20 TO 25 KT, BECOMING SW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 5 TO 8 FT, BUILDING TO 7 TO 9 FT AFTER  
MIDNIGHT. WAVE DETAIL: SE 6 FT AT 6 SECONDS AND SW 5 FT AT  
8 SECONDS, BECOMING SW 8 FT AT 8 SECONDS AND SE 4 FT AT  
7 SECONDS. RAIN LIKELY, MAINLY IN THE EVENING WITH VSBY 1 TO  
3 NM.    
FRI
 
SW WINDS 20 TO 25 KT, BECOMING S 15 TO 20 KT IN THE  
AFTERNOON. SEAS 5 TO 8 FT, SUBSIDING TO 4 TO 5 FT IN THE  
AFTERNOON. WAVE DETAIL: SW 8 FT AT 8 SECONDS AND SE 2 FT AT  
7 SECONDS, BECOMING S 5 FT AT 7 SECONDS. RAIN.   
FRI NIGHT
 
S WINDS 10 TO 15 KT, BECOMING NE AFTER MIDNIGHT.  
SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS. RAIN.   
SAT
 
NW WINDS 15 TO 20 KT, BECOMING W 20 TO 25 KT WITH GUSTS UP  
TO 30 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: W 6 FT AT  
7 SECONDS AND E 1 FOOT AT 6 SECONDS. RAIN.   
SAT NIGHT
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
5 TO 7 FT. A CHANCE OF RAIN IN THE EVENING.    
SUN
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 5 TO  
7 FT.    
SUN NIGHT
 
W WINDS 20 TO 25 KT. SEAS 4 TO 6 FT.    
MON
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT.    
MON NIGHT
 
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF  
RAIN.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ237-211900-  
BLOCK ISLAND SOUND-  
104 AM EST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM EST EARLY THIS  
MORNING THROUGH FRIDAY EVENING...  
   
REST OF TONIGHT
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: E 3 FT AT 4 SECONDS AND E 1 FOOT AT  
11 SECONDS. A CHANCE OF RAIN.    
THU
 
E WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT, BUILDING TO 6 TO 7 FT IN THE AFTERNOON. WAVE DETAIL: E 5 FT  
AT 5 SECONDS AND E 1 FOOT AT 11 SECONDS, BECOMING E 6 FT AT  
6 SECONDS. PATCHY FOG. RAIN. VSBY 1 TO 3 NM.    
THU NIGHT
 
SE WINDS 20 TO 25 KT, BECOMING SW AFTER MIDNIGHT.  
GUSTS UP TO 30 KT. SEAS 6 TO 8 FT. WAVE DETAIL: E 6 FT AT  
7 SECONDS AND SW 6 FT AT 8 SECONDS. RAIN LIKELY, MAINLY IN THE  
EVENING WITH VSBY 1 TO 3 NM.    
FRI
 
SW WINDS 15 TO 20 KT, BECOMING S 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 5 TO 7 FT, SUBSIDING TO 4 TO  
5 FT IN THE AFTERNOON. WAVE DETAIL: SW 6 FT AT 8 SECONDS AND SE  
2 FT AT 7 SECONDS, BECOMING S 4 FT AT 7 SECONDS. RAIN.   
FRI NIGHT
 
S WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS. RAIN.   
SAT
 
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE AFTERNOON.  
SEAS 4 TO 6 FT. WAVE DETAIL: NW 4 FT AT 7 SECONDS AND E 1 FOOT AT  
6 SECONDS. RAIN LIKELY, MAINLY IN THE MORNING.    
SAT NIGHT
 
W WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
5 TO 6 FT. A CHANCE OF RAIN IN THE EVENING.    
SUN
 
W WINDS AROUND 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT.    
SUN NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT.    
MON AND MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ230-211900-  
BOSTON HARBOR-  
104 AM EST THU NOV 21 2024  
   
REST OF TONIGHT
 
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES 2 TO 3 FT. A CHANCE OF RAIN.    
THU
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO  
3 FT, EXCEPT 4 TO 6 FT AT THE OUTER HARBOR ENTRANCE. PATCHY FOG.  
RAIN. VSBY 1 TO 3 NM.    
THU NIGHT
 
E WINDS 20 TO 25 KT, BECOMING S 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 30 KT. WAVES 2 TO 3 FT, EXCEPT 4 TO 6 FT AT  
THE OUTER HARBOR ENTRANCE. RAIN, MAINLY IN THE EVENING WITH VSBY  
1 TO 3 NM.    
FRI
 
S WINDS 10 TO 15 KT. WAVES AROUND 2 FT, EXCEPT 3 TO 5 FT  
AT THE OUTER HARBOR ENTRANCE. A CHANCE OF RAIN IN THE MORNING,  
THEN RAIN IN THE AFTERNOON.    
FRI NIGHT
 
E WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. WAVES  
1 FOOT OR LESS, EXCEPT 2 TO 4 FT AT THE OUTER HARBOR ENTRANCE.  
RAIN.   
SAT
 
NW WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. WAVES AROUND 2 FT. RAIN LIKELY.    
SAT NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES  
AROUND 2 FT. A CHANCE OF RAIN IN THE EVENING.    
SUN THROUGH MON
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
WAVES AROUND 2 FT.    
MON NIGHT
 
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE  
OF RAIN.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
ANZ236-211900-  
NARRAGANSETT BAY-  
104 AM EST THU NOV 21 2024  
   
REST OF TONIGHT
 
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES 2 TO 3 FT. A CHANCE OF RAIN.    
THU
 
E WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. WAVES 2 TO  
3 FT, EXCEPT 4 TO 6 FT AT THE BAY ENTRANCE. PATCHY FOG. RAIN.  
VSBY 1 TO 3 NM.    
THU NIGHT
 
SE WINDS 15 TO 20 KT, BECOMING SW AFTER MIDNIGHT.  
GUSTS UP TO 25 KT. WAVES 4 TO 6 FT. RAIN LIKELY, MAINLY IN THE  
EVENING WITH VSBY 1 TO 3 NM.    
FRI
 
S WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON. WAVES 3 TO 5 FT. RAIN.   
FRI NIGHT
 
SE WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT.  
WAVES 2 TO 4 FT. RAIN.   
SAT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO  
3 FT, EXCEPT 4 TO 6 FT AT THE BAY ENTRANCE. RAIN LIKELY, MAINLY  
IN THE MORNING.    
SAT NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. WAVES  
2 TO 3 FT, EXCEPT 4 TO 6 FT AT THE BAY ENTRANCE. A CHANCE OF RAIN  
IN THE EVENING.    
SUN THROUGH MON NIGHT
 
W WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 KT. WAVES 2 TO 3 FT.  
 
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE  
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE  
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.  
 

 
 
FOR THE LATEST UPDATES...PLEASE VISIT OUR WEBPAGE AT  
WWW.WEATHER.GOV/BOSTON  
 
YOU CAN FOLLOW US ON FACEBOOK AT  
WWW.FACEBOOK.COM/NWSBOSTON  
 
YOU CAN FOLLOW US ON TWITTER AT  
@NWSBOSTON  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MA Page
The Nexlab RI Page
The Nexlab NH Page
The Nexlab CT Page Main Text Page