755  
FZUS51 KBOX 091705  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
105 PM EDT FRI MAY 9 2025  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-100600-  
105 PM EDT FRI MAY 9 2025  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS  
 
A SFC LOW PUSHES INTO THE AREA TODAY, BRINGING A QUICK ROUND OF 25KT  
WINDS TO THE WATERS TONIGHT. LOW LIFTS OUT TO THE NE SAT MORNING AND  
A HIGH SETTLES IN FOR THE WEEKEND.  
 
 
 
ANZ250-100600-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
105 PM EDT FRI MAY 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING  
 
   
THIS AFTERNOON  
E WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 4 TO 5 FT. WAVE DETAIL: NE 4 FT AT 5 SECONDS AND SE 4 FT AT  
9 SECONDS. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: NE 5 FT AT 6 SECONDS AND SE 4 FT AT 9 SECONDS.  
SHOWERS. VSBY 1 NM OR LESS.    
SAT  
SW WINDS 10 TO 15 KT, BECOMING W 15 TO 20 KT IN THE  
AFTERNOON. SEAS 4 TO 6 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND  
SE 4 FT AT 9 SECONDS. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM IN THE  
MORNING.    
SAT NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 5 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS AND W 3 FT AT  
5 SECONDS.    
SUN AND SUN NIGHT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND W 2 FT AT  
4 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 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.  
 
 
 
ANZ251-100600-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: NE 3 FT AT 5 SECONDS AND SE 2 FT AT  
9 SECONDS. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: NE 4 FT  
AT 5 SECONDS AND SE 3 FT AT 9 SECONDS. SHOWERS. VSBY 1 NM OR  
LESS.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: NE 4 FT AT 6 SECONDS AND SE 3 FT AT 9 SECONDS.  
A CHANCE OF SHOWERS. VSBY 1 TO 3 NM IN THE MORNING.    
SAT NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND W 2 FT AT  
4 SECONDS.    
SUN AND SUN NIGHT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 4 SECONDS AND NE 2 FT AT  
6 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 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.  
 
 
 
ANZ231-100600-  
CAPE COD BAY-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: SE 2 FT AT 9 SECONDS AND E 1 FOOT AT 3 SECONDS. SHOWERS  
LIKELY. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.  
SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SE 2 FT AT  
4 SECONDS. SHOWERS. VSBY 1 NM OR LESS.    
SAT  
SW WINDS 10 TO 15 KT, BECOMING W IN THE AFTERNOON. GUSTS  
UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS  
AND NE 2 FT AT 6 SECONDS. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM IN  
THE MORNING.    
SAT NIGHT  
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND SW  
2 FT AT 6 SECONDS.    
SUN AND SUN NIGHT  
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: N 2 FT AT 5 SECONDS AND SE 2 FT AT 9 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND N  
1 FOOT AT 4 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.  
 
 
 
ANZ254-100600-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
105 PM EDT FRI MAY 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING  
 
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS AROUND 4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS AND E 2 FT AT  
3 SECONDS. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
TONIGHT  
SE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 4 TO  
5 FT. WAVE DETAIL: SE 5 FT AT 9 SECONDS AND NE 3 FT AT 6 SECONDS.  
SHOWERS. VSBY 1 NM OR LESS.    
SAT  
SW WINDS 15 TO 20 KT, BECOMING W IN THE AFTERNOON. GUSTS  
UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL: SE 5 FT AT 9 SECONDS  
AND SW 4 FT AT 5 SECONDS. A CHANCE OF SHOWERS IN THE MORNING WITH  
VSBY 1 NM OR LESS.    
SAT NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 6 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS AND W 3 FT AT  
5 SECONDS.    
SUN AND SUN NIGHT  
NW WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND N 2 FT AT  
5 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SW  
2 FT AT 3 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.  
 
 
 
ANZ255-100600-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
105 PM EDT FRI MAY 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING  
 
   
THIS AFTERNOON  
E WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS AND E 2 FT AT  
4 SECONDS. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
TONIGHT  
SE WINDS AROUND 15 KT, BECOMING S AFTER MIDNIGHT.  
GUSTS UP TO 25 KT. SEAS 3 TO 5 FT. WAVE DETAIL: SE 5 FT AT  
9 SECONDS AND SE 2 FT AT 5 SECONDS. SHOWERS. VSBY 1 NM OR LESS.    
SAT  
SW WINDS 15 TO 20 KT, BECOMING W 20 TO 25 KT IN THE  
AFTERNOON. GUSTS UP TO 30 KT. SEAS 4 TO 6 FT. WAVE DETAIL: W 6 FT  
AT 5 SECONDS AND SE 5 FT AT 9 SECONDS. A CHANCE OF SHOWERS IN THE  
MORNING WITH VSBY 1 TO 3 NM.    
SAT NIGHT  
W WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT  
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 6 FT. WAVE DETAIL:  
SW 5 FT AT 7 SECONDS AND E 3 FT AT 7 SECONDS.    
SUN  
NW WINDS 10 TO 15 KT. SEAS 2 TO 4 FT. WAVE DETAIL: W 3 FT  
AT 5 SECONDS AND SE 3 FT AT 9 SECONDS.    
SUN NIGHT  
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
3 FT AT 8 SECONDS AND W 2 FT AT 5 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 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.  
 
 
 
ANZ256-100600-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
105 PM EDT FRI MAY 9 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY EVENING  
 
   
THIS AFTERNOON  
E WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 4 TO 5 FT. WAVE DETAIL: SE 5 FT AT 9 SECONDS AND E 2 FT AT  
4 SECONDS. SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS. VSBY  
1 NM OR LESS.    
TONIGHT  
SE WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 4 TO 5 FT. WAVE DETAIL: SE 5 FT  
AT 9 SECONDS AND SE 3 FT AT 5 SECONDS. SHOWERS IN THE EVENING. A  
CHANCE OF SHOWERS AFTER MIDNIGHT. VSBY 1 NM OR LESS.    
SAT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 4 TO  
6 FT. WAVE DETAIL: W 5 FT AT 5 SECONDS AND SE 5 FT AT 9 SECONDS.    
SAT NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT. WAVE DETAIL: W 5 FT AT 5 SECONDS AND SE 3 FT AT  
9 SECONDS.    
SUN  
W WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT  
AT 9 SECONDS AND W 2 FT AT 5 SECONDS.    
SUN NIGHT  
N WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE  
3 FT AT 9 SECONDS AND W 2 FT AT 4 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. SEAS 2 TO 3 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
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.  
 
 
 
ANZ232-100600-  
NANTUCKET SOUND-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: E 2 FT AT 3 SECONDS AND SE 2 FT AT  
9 SECONDS. A CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS AROUND 15 KT, BECOMING S AFTER MIDNIGHT. GUSTS  
UP TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 5 SECONDS  
AND SE 2 FT AT 9 SECONDS. SHOWERS. VSBY 1 NM OR LESS.    
SAT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.  
A CHANCE OF SHOWERS IN THE MORNING WITH VSBY 1 TO 3 NM.    
SAT NIGHT  
W WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 5 SECONDS AND NE  
1 FOOT AT 6 SECONDS.    
SUN AND SUN NIGHT  
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: W 1 FOOT AT 3 SECONDS AND NE 1 FOOT AT 6 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND N  
1 FOOT AT 4 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.  
 
 
 
ANZ233-100600-  
VINEYARD SOUND-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND E 1 FOOT AT  
3 SECONDS. SHOWERS LIKELY. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING S  
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS  
AND SE 1 FOOT AT 4 SECONDS. SHOWERS. VSBY 1 NM OR LESS.    
SAT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE 2 FT AT 9 SECONDS.    
SAT NIGHT  
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE  
2 FT AT 9 SECONDS.    
SUN AND SUN NIGHT  
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: W 2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND N  
1 FOOT AT 4 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.  
 
 
 
ANZ234-100600-  
BUZZARDS BAY-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS AND E 1 FOOT  
AT 3 SECONDS. SHOWERS LIKELY. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING S  
AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 9 SECONDS  
AND SE 1 FOOT AT 4 SECONDS. SHOWERS. VSBY 1 NM OR LESS.    
SAT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE 2 FT AT 9 SECONDS.    
SAT NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE  
DETAIL: W 3 FT AT 5 SECONDS AND NE 1 FOOT AT 6 SECONDS.    
SUN AND SUN NIGHT  
N WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS.  
WAVE DETAIL: W 1 FOOT AT 4 SECONDS AND NE 1 FOOT AT 6 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
20 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND N  
1 FOOT AT 4 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.  
 
 
 
ANZ235-100600-  
RHODE ISLAND SOUND-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS AND E 2 FT AT  
4 SECONDS. SHOWERS LIKELY. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING S  
10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT  
AT 9 SECONDS AND SE 3 FT AT 5 SECONDS. SHOWERS IN THE EVENING. A  
CHANCE OF SHOWERS AFTER MIDNIGHT. VSBY 1 NM OR LESS.    
SAT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 4 FT AT 9 SECONDS.   
SAT NIGHT  
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND SE  
3 FT AT 9 SECONDS.    
SUN  
NW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W  
2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.    
SUN NIGHT  
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S  
2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 KT WITH 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.  
 
 
 
ANZ237-100600-  
BLOCK ISLAND SOUND-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS AND E 3 FT AT  
4 SECONDS. SHOWERS WITH A SLIGHT CHANCE OF TSTMS. VSBY 1 NM OR  
LESS.    
TONIGHT  
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING  
SW 10 TO 15 KT AFTER MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: SE  
4 FT AT 5 SECONDS AND SE 4 FT AT 9 SECONDS. SHOWERS IN THE  
EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT. VSBY 1 NM OR LESS.    
SAT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: SE 4 FT AT 9 SECONDS AND SW 3 FT AT 5 SECONDS.   
SAT NIGHT  
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 4 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND W  
2 FT AT 5 SECONDS.    
SUN  
NW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SE  
2 FT AT 8 SECONDS AND W 1 FOOT AT 4 SECONDS.    
SUN NIGHT  
N WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SE 2 FT AT 9 SECONDS AND W 1 FOOT AT 4 SECONDS.    
MON THROUGH TUE NIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT.  
 
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
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.  
 
 
 
ANZ230-100600-  
BOSTON HARBOR-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
NE WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.  
WAVES 2 TO 3 FT. SHOWERS. VSBY 1 NM OR LESS.   
TONIGHT  
E WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT,  
DIMINISHING TO 10 TO 15 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT.  
SHOWERS. VSBY 1 NM OR LESS.    
SAT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES AROUND  
2 FT. A CHANCE OF SHOWERS. VSBY 1 TO 3 NM IN THE MORNING.    
SAT NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. WAVES AROUND 2 FT.    
SUN AND SUN NIGHT  
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES AROUND 2 FT.    
MON THROUGH TUE NIGHT  
SW 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.  
 
 
 
ANZ236-100600-  
NARRAGANSETT BAY-  
105 PM EDT FRI MAY 9 2025  
   
THIS AFTERNOON  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.  
WAVES 2 TO 3 FT. SHOWERS. VSBY 1 NM OR LESS.    
TONIGHT  
E WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT, BECOMING S  
5 TO 10 KT AFTER MIDNIGHT. WAVES 2 TO 4 FT. SHOWERS. VSBY 1 NM OR  
LESS.    
SAT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO  
4 FT.    
SAT NIGHT  
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE  
EVENING. WAVES 2 TO 3 FT.    
SUN AND SUN NIGHT  
N WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
MON THROUGH TUE NIGHT  
SW WINDS 10 TO 15 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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