742  
FZUS51 KBOX 061405  
CWFBOX  
 
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1004 AM EDT SUN JUL 6 2025  
 
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT  
TO 25 NM  
 
ANZ200-070300-  
1004 AM EDT SUN JUL 6 2025  
   
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS  
 
HIGH PRESSURE SETTLES SOUTH OF THE REGION TODAY INTO NEXT WEEK. LOW  
PRESSURE APPROACHES WITH A SURFACE COLD FRONT TUESDAY, FOLLOWED BY  
UNSETTLED CONDITIONS CONTINUING MID TO LATE WEEK.  
 
 
 
ANZ250-070300-  
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK  
NATIONAL MARINE SANCTUARY-  
1004 AM EDT SUN JUL 6 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON  
THROUGH LATE TONIGHT...  
   
THIS AFTERNOON  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 4 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS.    
MON  
SW WINDS 15 TO 20 KT. GUSTS UP TO 20 KT, INCREASING TO  
30 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT AT  
4 SECONDS AND SE 1 FOOT AT 9 SECONDS. PATCHY FOG IN THE MORNING  
WITH VSBY 1 TO 3 NM.    
MON NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND E 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.    
TUE  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE  
AFTERNOON WITH VSBY 1 TO 3 NM.    
TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
BECOMING N AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT  
AT 5 SECONDS AND E 2 FT AT 9 SECONDS. A CHANCE OF SHOWERS. A  
CHANCE OF TSTMS IN THE EVENING WITH VSBY 1 TO 3 NM.    
WED  
NE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.    
WED NIGHT AND THU  
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT.    
THU NIGHT  
SE WINDS AROUND 10 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ251-070300-  
MASSACHUSETTS BAY AND IPSWICH BAY-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 1 FOOT AT  
8 SECONDS.    
TONIGHT  
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT  
AT 4 SECONDS AND E 1 FOOT AT 8 SECONDS.    
MON  
SW WINDS 10 TO 15 KT, BECOMING S 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT  
AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
MON NIGHT  
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT  
AFTER MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S  
3 FT AT 4 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS  
AFTER MIDNIGHT.    
TUE  
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS AROUND  
2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND E 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS  
LIKELY WITH A CHANCE OF TSTMS IN THE AFTERNOON WITH VSBY 1 TO  
3 NM.    
TUE NIGHT  
SW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT. SEAS  
AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND E 1 FOOT AT  
7 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE EVENING  
WITH VSBY 1 TO 3 NM.   
WED THROUGH THU  
E WINDS 5 TO 10 KT. SEAS AROUND 2 FT.    
THU NIGHT  
SE WINDS 5 TO 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ231-070300-  
CAPE COD BAY-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT AFTER  
MIDNIGHT. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW 2 FT  
AT 3 SECONDS AND SE 1 FOOT AT 8 SECONDS.    
MON  
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW  
2 FT AT 3 SECONDS AND SE 1 FOOT AT 8 SECONDS. PATCHY FOG IN THE  
MORNING WITH VSBY 1 TO 3 NM.    
MON NIGHT  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS  
2 TO 4 FT. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.    
TUE  
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 E 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
TUE NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,  
BECOMING W 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT. WAVE  
DETAIL: SW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT 8 SECONDS. A  
CHANCE OF SHOWERS AND TSTMS.    
WED  
N WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. A CHANCE OF  
SHOWERS AND TSTMS.    
WED NIGHT AND THU  
E WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS,  
THEN AROUND 2 FT.    
THU NIGHT  
SE WINDS 5 TO 10 KT. SEAS 1 FOOT OR LESS. A CHANCE  
OF SHOWERS.  
 
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.  
 
 
 
ANZ254-070300-  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
MON  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
MON NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: S 4 FT AT 5 SECONDS AND E 1 FOOT AT  
9 SECONDS. PATCHY FOG IN THE EVENING. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. VSBY 1 TO 3 NM IN THE EVENING.    
TUE  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 3 TO  
5 FT. WAVE DETAIL: S 4 FT AT 6 SECONDS AND E 1 FOOT AT 9 SECONDS.  
A CHANCE OF SHOWERS. A CHANCE OF TSTMS IN THE AFTERNOON.    
TUE NIGHT  
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE  
EVENING. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 8 SECONDS AND E  
1 FOOT AT 9 SECONDS. A CHANCE OF SHOWERS AND TSTMS. VSBY 1 TO  
3 NM AFTER MIDNIGHT.    
WED  
N WINDS 5 TO 10 KT. SEAS 2 TO 4 FT. A CHANCE OF SHOWERS  
AND TSTMS.    
WED NIGHT AND THU  
E WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.    
THU NIGHT  
SE WINDS AROUND 10 KT. SEAS 2 TO 4 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ255-070300-  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD  
AND NANTUCKET-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
MON  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS 3 TO  
4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG. VSBY 1 TO 3 NM.    
MON NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT. WAVE DETAIL: S 5 FT AT 6 SECONDS AND SE 1 FOOT AT  
9 SECONDS. PATCHY FOG IN THE EVENING. A CHANCE OF SHOWERS AND  
TSTMS AFTER MIDNIGHT. VSBY 1 TO 3 NM IN THE EVENING.    
TUE AND TUE NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 5 FT. WAVE DETAIL: S 5 FT AT 8 SECONDS AND E 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS. VSBY 1 TO  
3 NM.    
WED  
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT  
AT 7 SECONDS AND NE 1 FOOT AT 4 SECONDS. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT AND THU  
E WINDS 5 TO 10 KT, INCREASING TO 10 TO  
15 KT. SEAS 3 TO 5 FT. A CHANCE OF SHOWERS.    
THU NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ256-070300-  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT  
TO 20 NM SOUTH OF BLOCK ISLAND-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
MON  
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 1 FOOT AT  
8 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM  
IN THE AFTERNOON.    
MON NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 5 FT. WAVE DETAIL: S 5 FT AT 7 SECONDS AND SE 1 FOOT AT  
9 SECONDS. PATCHY FOG IN THE EVENING. A CHANCE OF SHOWERS AND  
TSTMS AFTER MIDNIGHT. VSBY 1 TO 3 NM IN THE EVENING.    
TUE AND TUE NIGHT  
SW WINDS 15 TO 20 KT. SEAS 4 TO 5 FT. WAVE  
DETAIL: S 5 FT AT 8 SECONDS AND E 1 FOOT AT 9 SECONDS. A CHANCE  
OF SHOWERS AND TSTMS.    
WED  
W WINDS AROUND 10 KT. SEAS 4 TO 5 FT. WAVE DETAIL: S 5 FT  
AT 7 SECONDS AND SE 1 FOOT AT 12 SECONDS. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT  
SE WINDS 5 TO 10 KT. SEAS 4 TO 5 FT. A CHANCE OF  
SHOWERS.    
THU  
SE WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. A CHANCE OF SHOWERS.   
THU NIGHT  
SE WINDS 10 TO 15 KT. SEAS 3 TO 5 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ232-070300-  
NANTUCKET SOUND-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS AROUND 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
MON  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG IN THE MORNING.    
MON NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
AROUND 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.    
TUE AND TUE NIGHT  
W WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
WED  
N WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W  
2 FT AT 5 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS  
AND TSTMS.    
WED NIGHT AND THU  
E WINDS 5 TO 10 KT, INCREASING TO 10 TO  
15 KT. SEAS 2 TO 3 FT.    
THU NIGHT  
SE WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ233-070300-  
VINEYARD SOUND-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS 2 TO  
4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS.    
MON  
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  
8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
MON NIGHT  
SW WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL:  
SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT 9 SECONDS. PATCHY FOG IN  
THE EVENING. A CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.    
TUE AND TUE NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND E 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
WED  
N WINDS AROUND 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT  
AT 7 SECONDS AND NE 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT AND THU  
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.    
THU NIGHT  
SE WINDS AROUND 10 KT. SEAS 2 TO 3 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ234-070300-  
BUZZARDS BAY-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW 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 1 FOOT AT  
8 SECONDS.    
MON  
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. SEAS 2 TO 4 FT. WAVE DETAIL: SW  
3 FT AT 4 SECONDS AND SE 1 FOOT AT 8 SECONDS. PATCHY FOG IN THE  
MORNING WITH VSBY 1 TO 3 NM.    
MON NIGHT  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS  
3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND SE 1 FOOT AT  
9 SECONDS. PATCHY FOG IN THE EVENING. A CHANCE OF SHOWERS AND  
TSTMS AFTER MIDNIGHT. VSBY 1 TO 3 NM IN THE EVENING.    
TUE AND TUE NIGHT  
W 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 E 1 FOOT AT  
9 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
WED  
NE WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: SW  
2 FT AT 7 SECONDS AND SE 1 FOOT AT 13 SECONDS. A CHANCE OF  
SHOWERS AND TSTMS.    
WED NIGHT AND THU  
E WINDS 5 TO 10 KT, INCREASING TO 10 TO  
15 KT. SEAS AROUND 2 FT.    
THU NIGHT  
SE WINDS AROUND 10 KT. SEAS AROUND 2 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ235-070300-  
RHODE ISLAND SOUND-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW 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 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
SW 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 1 FOOT AT  
8 SECONDS. PATCHY FOG AFTER MIDNIGHT.    
MON  
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND  
SE 1 FOOT AT 8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO  
3 NM.    
MON NIGHT  
SW WINDS 15 TO 20 KT. SEAS 3 TO 4 FT. WAVE DETAIL: S  
4 FT AT 6 SECONDS AND SE 1 FOOT AT 9 SECONDS. PATCHY FOG IN THE  
EVENING. A CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT. VSBY 1 TO  
3 NM IN THE EVENING.    
TUE AND TUE NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 3 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND SE 1 FOOT AT  
14 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
WED  
W WINDS AROUND 10 KT. SEAS 2 TO 4 FT. WAVE DETAIL: S 4 FT  
AT 7 SECONDS AND NE 1 FOOT AT 3 SECONDS. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT  
SE WINDS 5 TO 10 KT. SEAS 3 TO 4 FT. A CHANCE OF  
SHOWERS.    
THU  
SE WINDS AROUND 10 KT. SEAS 2 TO 3 FT.    
THU NIGHT  
SE WINDS AROUND 10 KT. SEAS 2 TO 4 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ237-070300-  
BLOCK ISLAND SOUND-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND SE 1 FOOT  
AT 8 SECONDS.    
TONIGHT  
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  
8 SECONDS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.    
MON  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO  
3 FT. WAVE DETAIL: S 3 FT AT 5 SECONDS AND SE 1 FOOT AT  
8 SECONDS. PATCHY FOG IN THE MORNING WITH VSBY 1 TO 3 NM.    
MON NIGHT  
SW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT. SEAS  
2 TO 4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND SE 1 FOOT AT  
14 SECONDS. A CHANCE OF SHOWERS. A CHANCE OF TSTMS AFTER  
MIDNIGHT.    
TUE AND TUE NIGHT  
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 7 SECONDS AND SE 1 FOOT  
AT 14 SECONDS. A CHANCE OF SHOWERS AND TSTMS.    
WED AND WED NIGHT  
W WINDS 5 TO 10 KT, BECOMING SE. SEAS 2 TO  
4 FT. WAVE DETAIL: S 4 FT AT 7 SECONDS AND SE 1 FOOT AT  
13 SECONDS. A CHANCE OF SHOWERS.    
THU  
SE WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. A CHANCE OF SHOWERS.    
THU NIGHT  
SE WINDS AROUND 10 KT. SEAS 2 TO 4 FT. A CHANCE OF  
SHOWERS.  
 
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.  
 
 
 
ANZ230-070300-  
BOSTON HARBOR-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.  
WAVES AROUND 2 FT.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
AROUND 2 FT.    
MON  
SW WINDS 10 TO 15 KT, INCREASING TO 15 TO 20 KT IN THE  
AFTERNOON. GUSTS UP TO 25 KT. WAVES AROUND 2 FT.    
MON NIGHT  
SW WINDS 15 TO 20 KT, DIMINISHING TO 10 TO 15 KT  
AFTER MIDNIGHT. GUSTS UP TO 25 KT. WAVES AROUND 2 FT. A CHANCE OF  
SHOWERS.    
TUE  
SW WINDS 10 TO 15 KT. WAVES AROUND 2 FT. A CHANCE OF  
SHOWERS IN THE MORNING, THEN SHOWERS LIKELY WITH A CHANCE OF  
TSTMS IN THE AFTERNOON WITH VSBY 1 TO 3 NM.    
TUE NIGHT  
SW WINDS 5 TO 10 KT, BECOMING N AFTER MIDNIGHT.  
WAVES AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. SHOWERS  
LIKELY WITH A CHANCE OF TSTMS IN THE EVENING, THEN A CHANCE OF  
SHOWERS AFTER MIDNIGHT. VSBY 1 TO 3 NM IN THE EVENING.    
WED  
NE WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS. A CHANCE OF  
SHOWERS.    
WED NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.    
THU AND THU NIGHT  
E WINDS 5 TO 10 KT. WAVES AROUND 2 FT, THEN  
1 FOOT OR LESS. A CHANCE OF SHOWERS.  
 
WINDS AND WAVES 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.  
 
 
 
ANZ236-070300-  
NARRAGANSETT BAY-  
1004 AM EDT SUN JUL 6 2025  
   
THIS AFTERNOON  
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT.  
WAVES 2 TO 3 FT.    
TONIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
2 TO 3 FT.    
MON  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 25 KT. WAVES 2 TO  
3 FT.    
MON NIGHT  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES  
2 TO 3 FT. A CHANCE OF SHOWERS. A CHANCE OF TSTMS AFTER MIDNIGHT.   
TUE  
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES 2 TO  
3 FT. A CHANCE OF SHOWERS AND TSTMS.    
TUE NIGHT  
W WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF  
SHOWERS AND TSTMS.    
WED  
NE WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A CHANCE OF  
SHOWERS.    
WED NIGHT  
SE WINDS 5 TO 10 KT. WAVES AROUND 2 FT.    
THU AND THU NIGHT  
SE WINDS 5 TO 10 KT. WAVES AROUND 2 FT. A  
CHANCE OF SHOWERS.  
 
WINDS AND WAVES 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.  
 
 
 
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WWW.FACEBOOK.COM/NWSBOSTON  
 
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