147  
FZUS51 KBOX 240205  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1005 PM EDT WED OCT 23 2024  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-241500-  
1005 PM EDT WED OCT 23 2024  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
 
 
A COLD FRONT APPROACHES FROM THE W TODAY AND CROSSES THE WATERS LATE  
TONIGHT AND THU MORNING. HIGH PRES BUILDS OVER THE WATERS FRI, THEN  
ANOTHER COLD FRONT WILL MOVE ACROSS NEW ENG AND THE COASTAL WATERS  
LATE SAT AND SAT EVENING. HIGH PRES RETURNS ON SUN.  
 

 
 
ANZ250-241500-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
FRIDAY EVENING...  
   
OVERNIGHT
 
S WINDS 10 TO 15 KT, BECOMING SW 5 TO 10 KT. GUSTS  
UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND  
SE 2 FT AT 8 SECONDS.    
THU
 
NW WINDS 10 TO 15 KT, BECOMING N IN THE AFTERNOON. GUSTS  
UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND  
SW 2 FT AT 4 SECONDS.    
THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 6 FT. WAVE DETAIL: N 5 FT AT 5 SECONDS AND SE 5 FT AT  
11 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING TO  
5 TO 10 KT IN THE AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: SE 6 FT  
AT 11 SECONDS AND N 5 FT AT 6 SECONDS.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT AFTER  
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SE 5 FT AT 11 SECONDS AND  
NE 3 FT AT 6 SECONDS.    
SAT AND SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
SEAS 3 TO 5 FT. WAVE DETAIL: NW 4 FT AT 4 SECONDS AND SE 4 FT AT  
10 SECONDS.   
SUN AND SUN NIGHT
 
NW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO  
15 KT. GUSTS UP TO 30 KT. SEAS 3 TO 5 FT.    
MON AND MON NIGHT
 
NW WINDS 10 TO 15 KT, BECOMING SW. GUSTS UP  
TO 20 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.  
 

 
 
ANZ251-241500-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
THURSDAY EVENING...  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND E 2 FT AT 8 SECONDS.    
THU
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND E 2 FT AT 8 SECONDS.    
THU NIGHT
 
N WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT  
AT 4 SECONDS AND E 2 FT AT 8 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NE  
5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: E 4 FT  
AT 11 SECONDS AND NE 3 FT AT 7 SECONDS.    
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP  
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: E 4 FT AT 10 SECONDS AND  
NW 3 FT AT 3 SECONDS.    
SUN THROUGH MON NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND E  
2 FT AT 10 SECONDS.  
 
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.  
 

 
 
ANZ231-241500-  
CAPE COD BAY-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
THURSDAY EVENING...  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
S 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT 4 SECONDS. PATCHY FOG WITH  
VSBY 1 TO 3 NM.    
THU
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: N 2 FT AT 4 SECONDS AND SW 1 FOOT AT  
4 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND SE 2 FT AT  
11 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING TO  
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT  
AT 5 SECONDS AND SE 3 FT AT 11 SECONDS.    
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP  
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND  
SE 3 FT AT 10 SECONDS.    
SUN THROUGH MON
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: NW 3 FT AT 5 SECONDS AND N 2 FT AT  
5 SECONDS.    
MON NIGHT
 
SW WINDS 5 TO 10 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.  
 

 
 
ANZ254-241500-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
FRIDAY EVENING...  
   
OVERNIGHT
 
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
2 FT AT 8 SECONDS AND S 1 FOOT AT 4 SECONDS.    
THU
 
NW WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO  
5 FT IN THE AFTERNOON. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND W  
1 FOOT AT 3 SECONDS, BECOMING N 2 FT AT 4 SECONDS AND SE 2 FT AT  
8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
5 TO 7 FT. WAVE DETAIL: N 5 FT AT 5 SECONDS AND SE 5 FT AT  
11 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT IN THE  
AFTERNOON. GUSTS UP TO 20 KT. SEAS 5 TO 7 FT. WAVE DETAIL: SE  
6 FT AT 11 SECONDS AND N 5 FT AT 5 SECONDS.    
FRI NIGHT
 
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT AFTER  
MIDNIGHT. SEAS 4 TO 6 FT. WAVE DETAIL: SE 6 FT AT 11 SECONDS AND  
NE 3 FT AT 7 SECONDS.    
SAT
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: E 4 FT AT 10 SECONDS AND W 2 FT AT 3 SECONDS.    
SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 5 FT, BUILDING TO 5 TO 6 FT AFTER MIDNIGHT.    
SUN
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 4 TO  
6 FT.    
SUN NIGHT AND MON
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 5 FT.    
MON NIGHT
 
SW WINDS 5 TO 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.  
 

 
 
ANZ255-241500-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
FRIDAY EVENING...  
   
OVERNIGHT
 
S WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS.    
THU
 
NW WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT, BUILDING TO 3 TO  
5 FT IN THE AFTERNOON. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND W  
1 FOOT AT 3 SECONDS, BECOMING NW 2 FT AT 4 SECONDS AND SE 2 FT AT  
8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 6 FT. WAVE DETAIL: SE 5 FT AT 11 SECONDS AND N 4 FT AT  
5 SECONDS.    
FRI
 
N WINDS 15 TO 20 KT, BECOMING NW 5 TO 10 KT IN THE  
AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: SE 5 FT AT 11 SECONDS AND  
N 4 FT AT 5 SECONDS.    
FRI NIGHT AND SAT
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 5 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 4 FT AT  
10 SECONDS.    
SAT NIGHT
 
NW WINDS 20 TO 25 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 5 FT. WAVE DETAIL: W 5 FT AT 6 SECONDS AND SW 4 FT AT  
6 SECONDS.    
SUN
 
NW WINDS 20 TO 25 KT. SEAS 3 TO 5 FT.    
SUN NIGHT AND MON
 
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT.    
MON NIGHT
 
SE WINDS 5 TO 10 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.  
 

 
 
ANZ256-241500-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
FRIDAY AFTERNOON...  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW  
2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. PATCHY FOG WITH VSBY  
1 NM OR LESS.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND SE 2 FT AT 8 SECONDS.  
PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
N WINDS 15 TO 20 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SE  
5 FT AT 11 SECONDS AND N 3 FT AT 4 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W  
5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT  
AT 10 SECONDS AND N 3 FT AT 4 SECONDS.    
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 20 TO 25 KT WITH GUSTS UP  
TO 30 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT AT 11 SECONDS AND  
NW 4 FT AT 5 SECONDS.    
SUN THROUGH MON
 
N WINDS 20 TO 25 KT. SEAS 2 TO 4 FT. WAVE  
DETAIL: NW 4 FT AT 5 SECONDS AND W 2 FT AT 6 SECONDS.    
MON NIGHT
 
S WINDS AROUND 10 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.  
 

 
 
ANZ232-241500-  
NANTUCKET SOUND-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
THURSDAY EVENING...  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
THU
 
NW WINDS 5 TO 10 KT, BECOMING N 10 TO 15 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT  
AT 4 SECONDS AND SW 1 FOOT AT 4 SECONDS. PATCHY FOG IN THE  
MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT. WAVE DETAIL: N 3 FT AT 4 SECONDS AND SE 2 FT AT  
11 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT IN THE  
AFTERNOON. GUSTS UP TO 20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: N 3 FT  
AT 4 SECONDS AND SE 2 FT AT 10 SECONDS.    
FRI NIGHT AND SAT
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND NE 2 FT AT  
7 SECONDS.    
SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SW 2 FT AT  
5 SECONDS.    
SUN THROUGH MON NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 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.  
 

 
 
ANZ233-241500-  
VINEYARD SOUND-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
THURSDAY EVENING...  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. PATCHY FOG  
WITH VSBY 1 NM OR LESS.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS AROUND  
2 FT. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT  
4 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND S 2 FT AT  
11 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT IN THE  
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 10 SECONDS AND  
N 1 FOOT AT 4 SECONDS.    
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP  
TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND  
NW 2 FT AT 4 SECONDS.    
SUN THROUGH MON NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND N  
1 FOOT AT 5 SECONDS.  
 
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.  
 

 
 
ANZ234-241500-  
BUZZARDS BAY-  
1005 PM EDT WED OCT 23 2024  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH  
THURSDAY EVENING...  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE  
DETAIL: SW 1 FOOT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. PATCHY  
FOG WITH VSBY 1 NM OR LESS.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: N 1 FOOT AT 3 SECONDS AND SW 1 FOOT AT  
4 SECONDS.    
THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND S 2 FT AT  
11 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W  
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: N 2 FT  
AT 3 SECONDS AND SE 2 FT AT 10 SECONDS.    
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP  
TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND NE  
2 FT AT 6 SECONDS.    
SUN THROUGH MON NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND N  
1 FOOT AT 5 SECONDS.  
 
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.  
 

 
 
ANZ235-241500-  
RHODE ISLAND SOUND-  
1005 PM EDT WED OCT 23 2024  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
S 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. PATCHY FOG WITH  
VSBY 1 NM OR LESS.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND SE 2 FT AT 8 SECONDS.    
THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 11 SECONDS AND N 3 FT AT  
3 SECONDS.    
FRI
 
N WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT IN THE  
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 10 SECONDS AND  
N 2 FT AT 4 SECONDS.    
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP  
TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 11 SECONDS AND  
NW 3 FT AT 4 SECONDS.    
SUN THROUGH MON NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE  
2 FT AT 9 SECONDS.  
 
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.  
 

 
 
ANZ237-241500-  
BLOCK ISLAND SOUND-  
1005 PM EDT WED OCT 23 2024  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 2 FT AT 4 SECONDS AND SE 2 FT AT 8 SECONDS. PATCHY FOG WITH  
VSBY 1 NM OR LESS.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: N 2 FT AT 3 SECONDS AND SE 2 FT AT 8 SECONDS.    
THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 4 FT. WAVE DETAIL: SE 4 FT AT 11 SECONDS AND NW 2 FT AT  
4 SECONDS.    
FRI
 
N WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS 2 TO  
4 FT. WAVE DETAIL: SE 4 FT AT 11 SECONDS AND N 2 FT AT 4 SECONDS.   
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS UP  
TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND  
SE 3 FT AT 10 SECONDS.    
SUN THROUGH MON NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO  
25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: NW 3 FT AT 4 SECONDS AND SE  
2 FT AT 10 SECONDS.  
 
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.  
 

 
 
ANZ230-241500-  
BOSTON HARBOR-  
1005 PM EDT WED OCT 23 2024  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT, THEN 1 FOOT  
OR LESS.    
THU
 
NW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT. WAVES AROUND  
2 FT.    
THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
AROUND 2 FT.    
FRI
 
N WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. WAVES  
AROUND 2 FT IN THE MORNING, THEN 1 FOOT OR LESS. AT THE OUTER  
HARBOR ENTRANCE, WAVES 2 TO 4 FT.    
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 15 TO 20 KT. WAVES AROUND  
2 FT.    
SUN THROUGH MON NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. WAVES 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.  
 

 
 
ANZ236-241500-  
NARRAGANSETT BAY-  
1005 PM EDT WED OCT 23 2024  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT.  
WAVES AROUND 2 FT. PATCHY FOG WITH VSBY 1 NM OR LESS.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO  
3 FT.    
THU NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
2 TO 3 FT.    
FRI
 
N WINDS 5 TO 10 KT, BECOMING SW IN THE AFTERNOON. WAVES  
2 TO 3 FT.    
FRI NIGHT THROUGH SAT NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS UP  
TO 20 KT. WAVES 2 TO 3 FT.    
SUN THROUGH MON NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. WAVES 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.  
 

 
 
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