fzus51 kbox 091703
cwfbox
expires:202608100600;;889773

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz231-100600-
cape cod bay-
103 pm edt sun aug 9 2026

.this afternoon...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 1 foot at 2 seconds and se 1 foot at 9 seconds. 
.tonight...w winds 5 to 10 kt. seas around 2 ft. wave detail: w
1 foot at 2 seconds and e 1 foot at 8 seconds. 
.mon...sw winds around 5 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: w 1 foot at 3 seconds and se
1 foot at 8 seconds, becoming sw 1 foot at 3 seconds and se
1 foot at 8 seconds. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas around 2 ft in the
evening, then 1 foot or less. wave detail: sw 1 foot at 2 seconds
and e 1 foot at 9 seconds, becoming sw 1 foot at 2 seconds and e
1 foot at 10 seconds. 
.tue and tue night...nw winds 5 to 10 kt. seas 1 foot or less.
wave detail: w 1 foot at 2 seconds and e 1 foot at 10 seconds. 
.wed...ne winds around 5 kt. seas 1 foot or less. wave detail: nw
1 foot at 3 seconds and ne 1 foot at 8 seconds. 
.wed night...sw winds 5 to 10 kt. seas 1 foot or less. a chance
of showers. 
.thu and thu night...sw winds 5 to 10 kt, becoming w. seas around
2 ft. a chance of showers and tstms.  

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.

$$

fzus51 kbox 091703
cwfbox
expires:202608100600;;889777

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz232-100600-
nantucket sound-
103 pm edt sun aug 9 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and se 1 foot
at 9 seconds. 
.tonight...w winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: w 2 ft at 4 seconds and se 1 foot at 8 seconds. 
.mon...w winds around 5 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas around 2 ft. wave detail: sw 2 ft
at 6 seconds and e 1 foot at 9 seconds. 
.mon 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 e
1 foot at 8 seconds. 
.tue and tue night...nw winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: w 2 ft at 4 seconds and e 1 foot
at 8 seconds. 
.wed...nw winds 5 to 10 kt. seas around 2 ft. wave detail: w
1 foot at 5 seconds and e 1 foot at 9 seconds. 
.wed night...sw winds around 10 kt. seas around 2 ft. a chance of
showers. 
.thu and thu night...sw winds 10 to 15 kt, becoming w. gusts up
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.

$$

fzus51 kbox 091703
cwfbox
expires:202608100600;;889778

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz233-100600-
vineyard sound-
103 pm edt sun aug 9 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: sw 3 ft at 5 seconds and e 1 foot at
7 seconds. 
.tonight...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: sw 3 ft at 6 seconds and se 1 foot at 7 seconds. 
.mon...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: sw 2 ft at 6 seconds and e 1 foot
at 10 seconds. 
.mon night...sw winds around 10 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: sw 2 ft at 6 seconds and
se 1 foot at 9 seconds. 
.tue and tue night...w winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 6 seconds and se 1 foot
at 9 seconds. 
.wed...w winds 5 to 10 kt. seas around 2 ft. wave detail: sw 2 ft
at 6 seconds and se 1 foot at 13 seconds. 
.wed night through thu night...w winds 10 to 15 kt with gusts up
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.

$$

fzus51 kbox 091703
cwfbox
expires:202608100600;;889779

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz234-100600-
buzzards bay-
103 pm edt sun aug 9 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: sw 2 ft at 4 seconds and e 1 foot at
8 seconds. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to around 5 kt after midnight. seas 2 to 3 ft. wave
detail: sw 2 ft at 6 seconds and se 1 foot at 8 seconds. 
.mon...w winds around 5 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas around 2 ft. wave detail: sw 2 ft
at 6 seconds and se 1 foot at 10 seconds. 
.mon night...sw winds around 10 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: sw 2 ft at 5 seconds and
se 2 ft at 9 seconds. patchy fog in the evening with vsby 1 to
3 nm. 
.tue and tue night...nw winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 5 seconds and se 1 foot
at 10 seconds. 
.wed...nw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 6 seconds and se 1 foot at 13 seconds. 
.wed night...sw winds 5 to 10 kt. seas around 2 ft. a chance of
showers. 
.thu and thu night...sw winds 10 to 15 kt, becoming w. gusts up
to 20 kt. seas 2 to 3 ft. a chance of showers and tstms.  

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.

$$

fzus51 kbox 091703
cwfbox
expires:202608100600;;889780

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz235-100600-
rhode island sound-
103 pm edt sun aug 9 2026

.this afternoon...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. 
.tonight...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: s 3 ft
at 7 seconds. 
.mon...w winds around 5 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas around 2 ft. wave detail: s 2 ft
at 6 seconds and se 1 foot at 10 seconds. 
.mon night...sw winds 10 to 15 kt. seas around 2 ft. wave detail:
s 2 ft at 7 seconds and se 2 ft at 10 seconds. patchy fog in the
evening with vsby 1 to 3 nm. 
.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 se 1 foot
at 10 seconds. 
.wed...nw winds 5 to 10 kt. seas around 2 ft. wave detail: s 2 ft
at 6 seconds and se 1 foot at 14 seconds. 
.wed night and thu...sw winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 kt. seas 2 to 3 ft. a chance of
showers. 
.thu night...w 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.

$$

fzus51 kbox 091703
cwfbox
expires:202608100600;;889783

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz236-100600-
narragansett bay-
103 pm edt sun aug 9 2026

.this afternoon...sw winds around 10 kt with gusts up to 20 kt.
waves around 2 ft. 
.tonight...w winds 5 to 10 kt. waves around 2 ft. 
.mon...w winds around 5 kt, becoming s with gusts up to 20 kt in
the afternoon. waves around 2 ft. 
.mon night...sw winds 5 to 10 kt. waves around 2 ft. 
.tue and tue night...nw winds 5 to 10 kt. waves around 2 ft. 
.wed...nw winds 5 to 10 kt. waves around 2 ft. 
.wed night and thu...sw winds 5 to 10 kt, increasing to 10 to
15 kt with gusts up to 20 kt. waves around 2 ft. a chance of
showers. 
.thu night...w winds 5 to 10 kt. waves around 2 ft. a chance of
showers and tstms.  

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.

$$

fzus51 kbox 091703
cwfbox
expires:202608100600;;889771

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz250-100600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
103 pm edt sun aug 9 2026

.this afternoon...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. 
.tonight...w winds 5 to 10 kt. gusts up to 20 kt in the evening.
seas around 2 ft. wave detail: w 1 foot at 3 seconds and se
1 foot at 8 seconds. 
.mon...w winds around 5 kt, becoming s 10 to 15 kt with gusts up
to 20 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 se
1 foot at 8 seconds, becoming s 1 foot at 3 seconds and se 1 foot
at 8 seconds. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: s 2 ft at 3 seconds and e
1 foot at 8 seconds. 
.tue...w winds 5 to 10 kt. seas around 2 ft. wave detail: w 2 ft
at 4 seconds and se 1 foot at 9 seconds. 
.tue night...nw winds 5 to 10 kt. seas 1 foot or less, then
around 2 ft after midnight. wave detail: w 1 foot at 4 seconds
and se 1 foot at 10 seconds, becoming nw 1 foot at 3 seconds and
se 1 foot at 10 seconds.
.wed and wed night...ne winds 5 to 10 kt, becoming sw. seas
around 2 ft. 
.thu and thu night...sw winds 5 to 10 kt, becoming w 10 to 15 kt
with gusts up to 20 kt. seas around 2 ft. a chance of showers and
tstms.  

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.

$$

fzus51 kbox 091703
cwfbox
expires:202608100600;;889774

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz254-100600-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
103 pm edt sun aug 9 2026

.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 e 1 foot at
9 seconds. 
.tonight...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 3 ft
at 6 seconds and e 1 foot at 9 seconds. patchy fog after midnight
with vsby 1 to 3 nm. 
.mon...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: s 2 ft at 6 seconds and e 1 foot at
9 seconds. patchy fog. vsby 1 nm or less, increasing to 1 to 3 nm
in the afternoon. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: s 3 ft at 5 seconds and e
1 foot at 8 seconds. patchy fog in the evening with vsby 1 nm or
less. 
.tue...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 3 ft
at 6 seconds and e 1 foot at 9 seconds. 
.tue night...w winds 10 to 15 kt, becoming nw 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: w 2 ft at 5 seconds and e
1 foot at 9 seconds. 
.wed and wed night...nw winds 5 to 10 kt, becoming sw. seas 2 to
3 ft. 
.thu and thu night...sw winds 10 to 15 kt, becoming w. gusts up
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.

$$

fzus51 kbox 091703
cwfbox
expires:202608100600;;889775

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 pm edt sun aug 9 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz255-100600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
103 pm edt sun aug 9 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: sw 3 ft at 6 seconds and e 1 foot at
9 seconds. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt, becoming
w 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: sw 3 ft
at 6 seconds and e 1 foot at 9 seconds. patchy fog after midnight
with vsby 1 to 3 nm. 
.mon...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and e 1 foot at
9 seconds. patchy fog. vsby 1 nm or less. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: s 3 ft at 6 seconds and e
1 foot at 8 seconds. patchy fog in the evening with vsby 1 nm or
less. 
.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. 
.wed...w winds 5 to 10 kt. seas around 2 ft. wave detail: sw 2 ft
at 6 seconds and e 1 foot at 9 seconds. 
.wed night...sw winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of showers. 
.thu night...w winds 10 to 15 kt with gusts up to 20 kt. seas
around 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.

$$