654  
FZUS51 KBOX 030207  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1007 PM EDT WED JUL 2 2025  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-031500-  
1007 PM EDT WED JUL 2 2025  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
 
 
COLD FRONT SLOWLY MOVES OFFSHORE TONIGHT. ANOTHER COLD FRONT MOVES  
THROUGH LATE THU INTO EARLY FRI WITH POTENTIAL FOR A FEW SHOWERS AND  
STORMS OVER THE WATERS. HIGH PRES INTO THIS WEEKEND INTO NEXT WEEK.  
 

 
 
ANZ250-031500-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
DIMINISHING TO 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT  
AT 4 SECONDS AND E 2 FT AT 8 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM.   
THU
 
SW WINDS 5 TO 10 KT, BECOMING S IN THE AFTERNOON. SEAS  
2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 2 FT AT  
9 SECONDS. PATCHY FOG IN THE MORNING. A CHANCE OF SHOWERS IN THE  
AFTERNOON. VSBY 1 NM OR LESS IN THE MORNING.    
THU NIGHT
 
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S  
2 FT AT 6 SECONDS AND SE 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS  
IN THE EVENING.    
FRI
 
NW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT  
AT 8 SECONDS AND NW 1 FOOT AT 3 SECONDS.    
FRI NIGHT
 
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS  
2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 8 SECONDS AND NW 1 FOOT AT  
3 SECONDS.    
SAT AND SAT 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  
8 SECONDS.    
SUN THROUGH MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO  
30 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.  
 

 
 
ANZ251-031500-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 8 SECONDS. PATCHY FOG WITH  
VSBY 1 TO 3 NM.    
THU
 
SW WINDS AROUND 5 KT, BECOMING S IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND SW 1 FOOT AT  
3 SECONDS. A CHANCE OF SHOWERS IN THE AFTERNOON.    
THU NIGHT
 
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
W 1 FOOT AT 2 SECONDS AND S 1 FOOT AT 4 SECONDS. A CHANCE OF  
SHOWERS IN THE EVENING.    
FRI
 
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: NW  
1 FOOT AT 2 SECONDS AND SE 1 FOOT AT 7 SECONDS.    
FRI NIGHT
 
NW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
NW 1 FOOT AT 2 SECONDS AND SE 1 FOOT AT 6 SECONDS.    
SAT AND SAT NIGHT
 
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 NW 1 FOOT  
AT 2 SECONDS.    
SUN THROUGH MON NIGHT
 
SW 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.  
 

 
 
ANZ231-031500-  
CAPE COD BAY-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 8 SECONDS. PATCHY FOG.  
VSBY 1 TO 3 NM.    
THU
 
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT IN THE  
AFTERNOON. SEAS 1 FOOT OR LESS, THEN AROUND 2 FT IN THE  
AFTERNOON. WAVE DETAIL: SW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT  
8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND S 1 FOOT AT  
5 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.    
FRI
 
NW WINDS 5 TO 10 KT, BECOMING NE IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S 1 FOOT AT  
7 SECONDS.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS 1 FOOT OR LESS. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S  
1 FOOT AT 3 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S  
1 FOOT AT 7 SECONDS.    
SUN THROUGH MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 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.  
 

 
 
ANZ254-031500-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND E 2 FT AT 8 SECONDS.  
PATCHY FOG. A SLIGHT CHANCE OF SHOWERS. 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: S 3 FT AT 7 SECONDS AND W  
1 FOOT AT 3 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS, INCREASING TO  
1 TO 3 NM IN THE AFTERNOON.    
THU NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT AFTER  
MIDNIGHT. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND W  
1 FOOT AT 3 SECONDS. PATCHY FOG IN THE EVENING WITH VSBY 1 NM OR  
LESS.    
FRI
 
NW WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S 3 FT  
AT 8 SECONDS AND NW 1 FOOT AT 3 SECONDS.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS  
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND NW 1 FOOT AT  
3 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND NW 1 FOOT AT  
3 SECONDS.    
SUN THROUGH MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 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.  
 

 
 
ANZ255-031500-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS 3 TO 5 FT. WAVE DETAIL: S  
4 FT AT 7 SECONDS AND E 1 FOOT AT 8 SECONDS. PATCHY FOG. A SLIGHT  
CHANCE OF SHOWERS. VSBY 1 NM OR LESS.    
THU
 
SW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT  
AT 7 SECONDS AND E 1 FOOT AT 8 SECONDS. PATCHY FOG. VSBY 1 NM OR  
LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.    
THU NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT AFTER  
MIDNIGHT. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND W  
1 FOOT AT 3 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS, INCREASING TO  
1 TO 3 NM AFTER MIDNIGHT.    
FRI
 
NW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS  
3 TO 4 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND NW 1 FOOT AT  
2 SECONDS.    
FRI NIGHT
 
SW WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND E 1 FOOT AT  
8 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND NW 1 FOOT AT  
3 SECONDS.    
SUN THROUGH MON
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 4 FT.    
MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 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.  
 

 
 
ANZ256-031500-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S  
4 FT AT 7 SECONDS AND E 1 FOOT AT 8 SECONDS. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS.    
THU
 
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT  
7 SECONDS AND E 1 FOOT AT 8 SECONDS. PATCHY FOG. VSBY 1 NM OR  
LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.    
THU NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND E 1 FOOT AT  
9 SECONDS.    
FRI
 
NW WINDS AROUND 10 KT, BECOMING W IN THE AFTERNOON. SEAS  
3 TO 4 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND NW 1 FOOT AT  
2 SECONDS.    
FRI NIGHT
 
W WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS AROUND 3 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND E 2 FT AT  
8 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND NW 1 FOOT AT  
3 SECONDS.    
SUN THROUGH MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 KT. SEAS 3 TO 5 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.  
 

 
 
ANZ232-031500-  
NANTUCKET SOUND-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S  
2 FT AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS.    
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: S  
2 FT AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY FOG IN THE  
MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND W  
1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.    
FRI
 
NW WINDS 5 TO 10 KT, BECOMING E IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND S 1 FOOT AT  
7 SECONDS.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S  
1 FOOT AT 6 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: W 2 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
SUN THROUGH MON NIGHT
 
SW 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.  
 

 
 
ANZ233-031500-  
VINEYARD SOUND-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW  
3 FT AT 7 SECONDS AND E 1 FOOT AT 8 SECONDS. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS.    
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 7 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY FOG IN THE  
MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT AFTER  
MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND W  
1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.    
FRI
 
NW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT  
3 SECONDS.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS AROUND 2 FT. WAVE DETAIL: S 2 FT AT 6 SECONDS AND W 1 FOOT  
AT 3 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.    
SUN THROUGH MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 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.  
 

 
 
ANZ234-031500-  
BUZZARDS BAY-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL:  
SW 2 FT AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS.    
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 7 SECONDS AND W 1 FOOT AT 3 SECONDS. PATCHY FOG IN THE  
MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
SW WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT AFTER  
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND  
E 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING.    
FRI
 
NW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 7 SECONDS AND NW 1 FOOT AT  
2 SECONDS.    
FRI NIGHT
 
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND W 1 FOOT  
AT 3 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.    
SUN THROUGH MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 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.  
 

 
 
ANZ235-031500-  
RHODE ISLAND SOUND-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS AROUND 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL:  
S 4 FT AT 7 SECONDS AND SE 1 FOOT AT 8 SECONDS. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS.    
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: S 3 FT  
AT 7 SECONDS AND SW 1 FOOT AT 2 SECONDS. PATCHY FOG IN THE  
MORNING WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING  
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT  
AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS.    
FRI
 
NW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS  
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND NW 1 FOOT AT  
2 SECONDS.    
FRI NIGHT
 
W WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT.  
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND SE 2 FT AT  
8 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE  
DETAIL: S 3 FT AT 7 SECONDS AND NW 1 FOOT AT 3 SECONDS.    
SUN THROUGH MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 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.  
 

 
 
ANZ237-031500-  
BLOCK ISLAND SOUND-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S  
3 FT AT 7 SECONDS AND E 1 FOOT AT 8 SECONDS. PATCHY FOG. VSBY  
1 TO 3 NM, DECREASING TO 1 NM OR LESS.    
THU
 
W WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT WITH GUSTS UP  
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT  
7 SECONDS AND W 1 FOOT AT 2 SECONDS. PATCHY FOG IN THE MORNING  
WITH VSBY 1 NM OR LESS.    
THU NIGHT
 
W WINDS 5 TO 10 KT WITH GUSTS UP TO 20 KT, BECOMING  
NW AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT  
7 SECONDS AND W 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS IN THE  
EVENING.    
FRI
 
NW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS  
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 8 SECONDS AND W 1 FOOT AT  
2 SECONDS.    
FRI NIGHT
 
W WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS  
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND W 1 FOOT AT  
3 SECONDS.    
SAT AND SAT NIGHT
 
SW WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE  
DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT 2 SECONDS.    
SUN THROUGH MON NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS UP TO  
25 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.  
 

 
 
ANZ230-031500-  
BOSTON HARBOR-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.   
THU
 
SW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE OF  
SHOWERS IN THE AFTERNOON.    
THU NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE  
OF SHOWERS IN THE EVENING.    
FRI
 
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.    
FRI NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.    
SAT AND SAT NIGHT
 
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
SUN THROUGH MON NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS UP TO  
25 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.  
 

 
 
ANZ236-031500-  
NARRAGANSETT BAY-  
1007 PM EDT WED JUL 2 2025  
   
OVERNIGHT
 
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT. PATCHY FOG.  
VSBY 1 NM OR LESS.    
THU
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.  
WAVES AROUND 2 FT. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.   
THU NIGHT
 
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.  
WAVES AROUND 2 FT.    
FRI
 
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
FRI NIGHT
 
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
SAT AND SAT NIGHT
 
SW WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
SUN THROUGH MON NIGHT
 
SW WINDS 10 TO 15 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.  
 

 
 
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