507  
FZUS51 KBOX 031403  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1003 AM EDT WED JUN 3 2026  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 60 NM  
 
ANZ200-040300-  
1003 AM EDT WED JUN 3 2026  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS  
 
HIGH PRESSURE MAINTAINS TRANQUIL BOATING CONDITIONS THROUGH THURSDAY  
WITH LIGHT WINDS AND LOW SEAS. WINDS INCREASE SLIGHTLY LATE IN THE  
WEEK, BUT NO SIGNIFICANT MARINE HAZARDS ARE EXPECTED. A COLD FRONT  
APPROACHES LATE SATURDAY WITH A WEAK LOW PRESSURE SYSTEM TRACKING  
NEARBY SUNDAY, BRINGING A CHANCE OF SHOWERS OVER THE WATERS.  
 
 
 
ANZ250-040300-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
NW WINDS AROUND 5 KT, BECOMING S. SEAS AROUND  
2 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND SW 1 FOOT AT  
2 SECONDS.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND E 2 FT AT  
9 SECONDS.    
THU  
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT  
AT 3 SECONDS AND E 1 FOOT AT 8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND SE 2 FT AT  
10 SECONDS.    
FRI AND FRI NIGHT  
SW 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.    
SAT  
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 3 FT  
AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS.    
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.    
SUN  
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ251-040300-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
W WINDS AROUND 5 KT, BECOMING SE. SEAS AROUND  
2 FT. WAVE DETAIL: SE 2 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS.    
TONIGHT  
S WINDS 10 TO 15 KT, BECOMING SW 5 TO 10 KT AFTER  
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND  
E 1 FOOT AT 9 SECONDS.    
THU  
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT  
AT 3 SECONDS AND E 1 FOOT AT 8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 4 SECONDS AND E  
1 FOOT AT 9 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: SW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 9 SECONDS.    
SAT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT  
AT 9 SECONDS AND S 1 FOOT AT 3 SECONDS.    
SAT NIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS.    
SUN  
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. SHOWERS  
LIKELY.  
 
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.  
 
 
 
ANZ231-040300-  
CAPE COD BAY-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
NW WINDS AROUND 5 KT, BECOMING SE. SEAS 1 FOOT  
OR LESS. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND NE 1 FOOT AT  
7 SECONDS.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:  
S 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 9 SECONDS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT  
IN THE AFTERNOON. WAVE DETAIL: SW 1 FOOT AT 2 SECONDS AND E  
1 FOOT AT 8 SECONDS, BECOMING SW 1 FOOT AT 3 SECONDS AND E 1 FOOT  
AT 8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E  
1 FOOT AT 9 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: W 1 FOOT AT 2 SECONDS AND SE 1 FOOT AT 10 SECONDS.    
SAT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND  
2 FT. WAVE DETAIL: SW 1 FOOT AT 2 SECONDS AND SE 1 FOOT AT  
10 SECONDS.    
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. A CHANCE OF SHOWERS.    
SUN  
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 3 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ254-040300-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
NW WINDS AROUND 5 KT, BECOMING S. SEAS AROUND  
2 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND W 1 FOOT AT 3 SECONDS.   
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E  
2 FT AT 9 SECONDS AND SW 1 FOOT AT 2 SECONDS.    
THU  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 2 FT AT  
8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 2 FT AT  
10 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: SE 3 FT AT 9 SECONDS AND W 2 FT AT 4 SECONDS.    
SAT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 3 FT AT 9 SECONDS.   
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 4 FT. A CHANCE OF SHOWERS.    
SUN  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
4 FT. A CHANCE OF SHOWERS.    
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. A CHANCE OF SHOWERS.  
 
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.  
 
 
 
ANZ255-040300-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
W WINDS AROUND 5 KT, BECOMING SW. SEAS AROUND  
2 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND W 1 FOOT AT 3 SECONDS.   
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E  
2 FT AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS.    
THU  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 2 FT AT  
8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE  
2 FT AT 9 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 3 FT AT  
9 SECONDS.    
SAT  
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT  
AT 6 SECONDS AND SE 3 FT AT 9 SECONDS.    
SAT NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT. A CHANCE OF SHOWERS.    
SUN  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
5 FT. A CHANCE OF SHOWERS.    
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 5 FT. A CHANCE OF SHOWERS.  
 
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.  
 
 
 
ANZ256-040300-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
NW WINDS AROUND 5 KT, BECOMING S. SEAS AROUND  
2 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND W 1 FOOT AT 3 SECONDS.   
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E  
2 FT AT 9 SECONDS AND SW 1 FOOT AT 3 SECONDS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW  
2 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS AROUND 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND  
SE 2 FT AT 9 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 3 FT AT  
8 SECONDS.    
SAT  
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT  
AT 6 SECONDS AND SE 3 FT AT 9 SECONDS.    
SAT NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 5 FT. A CHANCE OF SHOWERS.    
SUN  
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. A CHANCE OF SHOWERS.   
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 5 FT. A CHANCE OF SHOWERS.  
 
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.  
 
 
 
ANZ232-040300-  
NANTUCKET SOUND-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
NW WINDS AROUND 5 KT, BECOMING S. SEAS AROUND  
2 FT. WAVE DETAIL: W 1 FOOT AT 3 SECONDS AND E 1 FOOT AT  
9 SECONDS.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:  
S 1 FOOT AT 2 SECONDS AND E 1 FOOT AT 9 SECONDS.    
THU  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 1 FOOT  
AT 8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT AT  
10 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: W 2 FT AT 3 SECONDS AND SE 1 FOOT AT 9 SECONDS.    
SAT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SE 1 FOOT AT  
9 SECONDS.    
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.    
SUN  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ233-040300-  
VINEYARD SOUND-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
W WINDS AROUND 5 KT, BECOMING S. SEAS 1 FOOT OR  
LESS. WAVE DETAIL: W 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT  
8 SECONDS.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:  
SW 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 7 SECONDS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SW  
2 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND S  
1 FOOT AT 10 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND S 1 FOOT AT  
9 SECONDS.    
SAT  
SW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT  
AT 6 SECONDS AND S 1 FOOT AT 9 SECONDS.    
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.    
SUN  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ234-040300-  
BUZZARDS BAY-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
LIGHT AND VARIABLE WINDS, BECOMING S 5 TO  
10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS  
AND SE 1 FOOT AT 6 SECONDS.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. WAVE DETAIL:  
SW 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 7 SECONDS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW  
2 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND S  
1 FOOT AT 10 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND S 1 FOOT AT  
9 SECONDS.    
SAT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT  
9 SECONDS.    
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 3 FT. A CHANCE OF SHOWERS.    
SUN  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. SHOWERS  
LIKELY.  
 
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.  
 
 
 
ANZ235-040300-  
RHODE ISLAND SOUND-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
W WINDS AROUND 5 KT, BECOMING S. SEAS AROUND  
2 FT. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT  
9 SECONDS.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: S  
1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 9 SECONDS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW  
3 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE  
2 FT AT 9 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 2 FT AT  
9 SECONDS.    
SAT  
SW WINDS 15 TO 20 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT  
AT 6 SECONDS AND SE 2 FT AT 9 SECONDS.    
SAT NIGHT  
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. A CHANCE OF  
SHOWERS.    
SUN  
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. A CHANCE OF SHOWERS.  
 
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.  
 
 
 
ANZ237-040300-  
BLOCK ISLAND SOUND-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
W WINDS AROUND 5 KT, BECOMING S. SEAS AROUND  
2 FT. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT  
9 SECONDS.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW  
1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 9 SECONDS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS  
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SW  
2 FT AT 3 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
BECOMING W 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE  
DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND SE 2 FT AT  
9 SECONDS.    
SAT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND SE 2 FT AT 9 SECONDS.   
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 4 FT. A CHANCE OF SHOWERS.    
SUN  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
4 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. A CHANCE OF SHOWERS.  
 
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.  
 
 
 
ANZ230-040300-  
BOSTON HARBOR-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
SW WINDS AROUND 5 KT, BECOMING SE. WAVES 1 FOOT  
OR LESS, THEN AROUND 2 FT.    
TONIGHT  
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT IN THE EVENING,  
THEN 1 FOOT OR LESS.    
THU  
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.    
THU NIGHT  
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT IN THE  
EVENING, THEN 1 FOOT OR LESS.    
FRI AND FRI NIGHT  
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.    
SAT  
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
SAT NIGHT  
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE  
OF SHOWERS.    
SUN  
N WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO  
3 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. SHOWERS  
LIKELY.  
 
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.  
 
 
 
ANZ236-040300-  
NARRAGANSETT BAY-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
N WINDS AROUND 5 KT, BECOMING S. WAVES 1 FOOT  
OR LESS, THEN AROUND 2 FT.    
TONIGHT  
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT IN THE EVENING,  
THEN 1 FOOT OR LESS.    
THU  
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT  
IN THE AFTERNOON.    
THU NIGHT  
SW WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT  
AFTER MIDNIGHT. WAVES AROUND 2 FT.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES AROUND 2 FT.    
SAT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO  
3 FT.    
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
2 TO 3 FT. A CHANCE OF SHOWERS.    
SUN AND SUN NIGHT  
W WINDS 10 TO 15 KT, BECOMING NE 15 TO  
20 KT. WAVES 2 TO 3 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ280-040300-  
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO  
60 NM-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
NW WINDS AROUND 5 KT, BECOMING S. SEAS AROUND  
2 FT. WAVE DETAIL: E 2 FT AT 9 SECONDS AND SW 1 FOOT AT  
3 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT 8 SECONDS.    
THU  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND SE 2 FT AT  
9 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND SE 2 FT AT  
10 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE  
DETAIL: SE 4 FT AT 10 SECONDS AND W 3 FT AT 5 SECONDS.    
SAT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND  
3 FT. WAVE DETAIL: SE 3 FT AT 9 SECONDS AND SW 2 FT AT 4 SECONDS.   
SAT NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
AROUND 3 FT. A CHANCE OF SHOWERS.    
SUN  
NE WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
4 FT. SHOWERS LIKELY.    
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. SHOWERS LIKELY.  
 
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.  
 
 
 
ANZ281-040300-  
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
NW WINDS AROUND 5 KT, BECOMING SW AROUND 5 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND W 1 FOOT AT  
3 SECONDS.    
TONIGHT  
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.  
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 2 FT AT  
9 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.    
THU  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 2 FT AT  
8 SECONDS.    
THU NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 3 FT AT  
9 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: W 3 FT AT 4 SECONDS AND SE 3 FT AT  
8 SECONDS.    
SAT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS.    
SAT NIGHT  
SW WINDS 15 TO 20 KT. SEAS 3 TO 5 FT. A CHANCE OF  
SHOWERS.    
SUN  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
5 FT. A CHANCE OF SHOWERS.    
SUN NIGHT  
NE WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 5 FT. A CHANCE OF SHOWERS.  
 
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.  
 
 
 
ANZ282-040300-  
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
W WINDS AROUND 5 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: E 3 FT AT 9 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY FOG  
WITH VSBY 1 TO 3 NM.    
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E  
2 FT AT 9 SECONDS AND SW 1 FOOT AT 5 SECONDS. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS AFTER MIDNIGHT.    
THU  
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT  
AT 3 SECONDS AND E 2 FT AT 8 SECONDS. PATCHY FOG IN THE MORNING  
WITH VSBY 1 NM OR LESS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL:  
SE 3 FT AT 9 SECONDS AND SW 2 FT AT 4 SECONDS. PATCHY FOG AFTER  
MIDNIGHT WITH VSBY 1 NM OR LESS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 3 FT AT  
8 SECONDS.    
SAT  
SW WINDS 15 TO 20 KT. SEAS AROUND 4 FT. WAVE DETAIL: SW  
4 FT AT 6 SECONDS AND SE 3 FT AT 8 SECONDS.    
SAT NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 6 FT. A CHANCE OF SHOWERS.    
SUN AND SUN NIGHT  
SW WINDS AROUND 15 KT, BECOMING NE. SEAS  
4 TO 6 FT. A CHANCE OF SHOWERS.  
 
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.  
 
 
 
ANZ283-040300-  
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-  
1003 AM EDT WED JUN 3 2026  
   
THIS AFTERNOON  
NW WINDS AROUND 5 KT, BECOMING SW. SEAS 2 TO  
3 FT. WAVE DETAIL: E 3 FT AT 9 SECONDS AND W 1 FOOT AT 3 SECONDS.   
TONIGHT  
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: E  
2 FT AT 9 SECONDS AND SW 1 FOOT AT 4 SECONDS. PATCHY FOG AFTER  
MIDNIGHT WITH VSBY 1 NM OR LESS.    
THU  
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND  
E 2 FT AT 9 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR  
LESS.    
THU NIGHT  
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL:  
SW 2 FT AT 4 SECONDS AND SE 2 FT AT 9 SECONDS.    
FRI AND FRI NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 3 FT AT  
8 SECONDS.    
SAT  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS AROUND  
4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND SE 3 FT AT 8 SECONDS.   
SAT NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
4 TO 6 FT. A CHANCE OF SHOWERS.    
SUN AND SUN NIGHT  
SW WINDS AROUND 15 KT, BECOMING NE. GUSTS UP  
TO 25 KT. SEAS 5 TO 6 FT. A CHANCE OF SHOWERS.  
 
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/US.NATIONALWEATHERSERVICE.BOSTON.GOV  
 
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