fzus51 kbox 300204
cwfbox
expires:202608301500;;582251

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz231-301500-
cape cod bay-
1003 pm edt sat aug 29 2026

.overnight...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
n 1 foot at 4 seconds and se 1 foot at 10 seconds. 
.sun...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: w 1 foot at 2 seconds and ne 1 foot
at 4 seconds. 
.sun 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 3 seconds and se 2 ft at 9 seconds. a chance
of showers. 
.mon...n winds 5 to 10 kt, becoming ne in the afternoon. seas
1 foot or less. wave detail: nw 1 foot at 3 seconds and e 1 foot
at 6 seconds. 
.mon night...se winds around 5 kt. seas 1 foot or less. wave
detail: n 1 foot at 3 seconds and se 1 foot at 8 seconds. 
.tue and tue night...e winds 5 to 10 kt. seas around 2 ft. wave
detail: ne 1 foot at 3 seconds and sw 1 foot at 3 seconds. a
chance of showers. 
.wed through thu night...s winds 5 to 10 kt. seas around 2 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 300204
cwfbox
expires:202608301500;;582255

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz232-301500-
nantucket sound-
1003 pm edt sat aug 29 2026

.overnight...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 1 foot at 6 seconds and e 1 foot at 6 seconds. 
.sun...w winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: w 2 ft at 3 seconds and e
1 foot at 7 seconds. 
.sun night...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and e
1 foot at 7 seconds. a chance of showers. 
.mon...n winds around 10 kt, becoming ne in the afternoon. seas
around 2 ft. wave detail: nw 2 ft at 4 seconds and e 1 foot at
5 seconds. 
.mon night...se winds 5 to 10 kt. seas 1 foot or less. wave
detail: ne 1 foot at 2 seconds and sw 1 foot at 5 seconds. 
.tue...se 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: e 1 foot at 2 seconds and sw 1 foot at
4 seconds, becoming s 1 foot at 4 seconds and se 1 foot at
8 seconds. a chance of showers.
.tue night...se winds 10 to 15 kt. seas around 2 ft. a chance of
showers. 
.wed through thu night...sw winds 10 to 15 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 300204
cwfbox
expires:202608301500;;582256

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz233-301500-
vineyard sound-
1003 pm edt sat aug 29 2026

.overnight...sw winds around 10 kt. seas around 2 ft. wave
detail: se 2 ft at 7 seconds and sw 1 foot at 4 seconds. 
.sun...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 1 foot at
7 seconds. 
.sun night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and e
1 foot at 8 seconds. a chance of showers. 
.mon...n winds 5 to 10 kt, becoming e in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot at
5 seconds. 
.mon night...se winds 5 to 10 kt. seas 1 foot or less. wave
detail: e 1 foot at 2 seconds and sw 1 foot at 5 seconds. 
.tue and tue night...e winds 5 to 10 kt. seas around 2 ft. wave
detail: e 1 foot at 2 seconds and sw 1 foot at 4 seconds. a
chance of showers. 
.wed...e winds 10 to 15 kt. seas around 2 ft. a chance of
showers. 
.wed night...se winds around 10 kt. seas 2 to 3 ft. a chance of
showers. 
.thu and thu night...s winds 10 to 15 kt, becoming w. seas 2 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.

$$

fzus51 kbox 300204
cwfbox
expires:202608301500;;582257

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz234-301500-
buzzards bay-
1003 pm edt sat aug 29 2026

.overnight...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: ne 1 foot at 3 seconds and sw 1 foot at 3 seconds. 
.sun...sw winds 10 to 15 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw
3 ft at 4 seconds and e 1 foot at 7 seconds. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 kt,
becoming w 10 to 15 kt after midnight. seas 2 to 4 ft. wave
detail: sw 3 ft at 4 seconds and e 1 foot at 7 seconds. a chance
of showers. 
.mon...n winds 5 to 10 kt, becoming e in the afternoon. seas
around 2 ft in the morning, then 1 foot or less. wave detail: w
2 ft at 5 seconds and se 1 foot at 7 seconds, becoming ne 1 foot
at 2 seconds and sw 1 foot at 5 seconds. 
.mon night...se winds 5 to 10 kt. seas 1 foot or less. wave
detail: e 1 foot at 2 seconds and sw 1 foot at 5 seconds. 
.tue and tue night...e winds 5 to 10 kt. seas around 2 ft. wave
detail: e 1 foot at 2 seconds and sw 1 foot at 4 seconds. a
chance of showers. 
.wed...e winds around 10 kt. seas around 2 ft. a chance of
showers. 
.wed night and thu...se winds around 10 kt, becoming s. seas 2 to
3 ft. a chance of showers. 
.thu night...w winds around 10 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 300204
cwfbox
expires:202608301500;;582258

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz235-301500-
rhode island sound-
1003 pm edt sat aug 29 2026

.overnight...w winds around 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 5 seconds and se 2 ft at 8 seconds. 
.sun...w winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and
e 2 ft at 7 seconds. 
.sun night...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and e
2 ft at 7 seconds. a chance of showers. 
.mon...n winds 5 to 10 kt, becoming e in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and se 1 foot at
5 seconds. 
.mon night...se winds 5 to 10 kt. seas around 2 ft. wave detail:
s 1 foot at 4 seconds and se 1 foot at 8 seconds. a chance of
showers after midnight. 
.tue and tue night...e winds 10 to 15 kt. seas around 2 ft. wave
detail: s 2 ft at 4 seconds and se 1 foot at 8 seconds. a chance
of showers. 
.wed...e winds 10 to 15 kt. seas 2 to 3 ft. a chance of showers. 
.wed night...se winds 10 to 15 kt. seas 2 to 4 ft. a chance of
showers. 
.thu...s winds 10 to 15 kt. seas 3 to 5 ft. a chance of showers. 
.thu night...w winds 10 to 15 kt. seas 2 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.

$$

fzus51 kbox 300204
cwfbox
expires:202608301500;;582261

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz236-301500-
narragansett bay-
1003 pm edt sat aug 29 2026

.overnight...w winds 5 to 10 kt. waves around 2 ft. 
.sun...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves 2 to 3 ft. 
.sun night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. waves 2 to 3 ft. a chance
of showers. 
.mon...n winds around 5 kt, becoming se in the afternoon. waves
around 2 ft in the morning, then 1 foot or less. 
.mon night...s winds 5 to 10 kt. waves 1 foot or less. a chance
of showers after midnight. 
.tue and tue night...e winds 5 to 10 kt. waves around 2 ft. a
chance of showers. 
.wed...e winds 5 to 10 kt. waves around 2 ft. a chance of
showers. 
.wed night and thu...se winds 5 to 10 kt, becoming s. waves 2 to
3 ft. a chance of showers. 
.thu night...w winds 5 to 10 kt. waves 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 300204
cwfbox
expires:202608301500;;582249

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz250-301500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1003 pm edt sat aug 29 2026

.overnight...sw winds 10 to 15 kt. gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 2 ft at 7 seconds and sw 1 foot at
2 seconds. 
.sun...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
7 seconds. 
.sun night...sw winds 10 to 15 kt, becoming w 5 to 10 kt after
midnight. gusts up to 20 kt. seas 2 to 3 ft. wave detail: s 2 ft
at 5 seconds and se 2 ft at 8 seconds. 
.mon...n winds 5 to 10 kt, becoming e in the afternoon. seas
around 2 ft. wave detail: nw 2 ft at 3 seconds and e 1 foot at
5 seconds. 
.mon night...s winds 5 to 10 kt. seas around 2 ft in the evening,
then 1 foot or less. wave detail: n 1 foot at 4 seconds and se
1 foot at 8 seconds, becoming ne 1 foot at 4 seconds and se
1 foot at 8 seconds. 
.tue...se winds 5 to 10 kt. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: s 1 foot at 2 seconds and ne
1 foot at 4 seconds, becoming se 1 foot at 3 seconds and se
1 foot at 8 seconds. a chance of showers. a chance of tstms in
the afternoon. 
.tue night...se winds around 10 kt. seas around 2 ft. a chance of
showers. 
.wed...e winds around 10 kt. seas 2 to 3 ft. a chance of showers.
.wed night...se winds around 10 kt. seas 2 to 3 ft. a chance of
showers. 
.thu and thu night...se winds 5 to 10 kt, becoming e. 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.

$$

fzus51 kbox 300204
cwfbox
expires:202608301500;;582252

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz254-301500-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1003 pm edt sat aug 29 2026

.overnight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 6 seconds and s 2 ft at 6 seconds. 
.sun...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and e 2 ft at
5 seconds. 
.sun night...w 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 se 2 ft at
8 seconds. a chance of showers.
.mon...n winds 5 to 10 kt, becoming ne in the afternoon. seas
2 to 3 ft. wave detail: nw 2 ft at 4 seconds and e 1 foot at
5 seconds. 
.mon night...se winds around 5 kt. seas around 2 ft. wave detail:
sw 1 foot at 4 seconds and n 1 foot at 4 seconds. 
.tue and tue night...e winds 5 to 10 kt. seas around 2 ft. wave
detail: s 2 ft at 4 seconds and se 2 ft at 12 seconds. a chance
of showers. 
.wed and wed night...e winds around 10 kt. seas 2 to 3 ft. a
chance of showers. 
.thu and thu night...s winds around 10 kt. seas 3 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.

$$

fzus51 kbox 300204
cwfbox
expires:202608301500;;582253

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt sat aug 29 2026

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


anz255-301500-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1003 pm edt sat aug 29 2026

.overnight...sw winds around 5 kt, becoming w. seas 2 to 3 ft.
wave detail: ne 2 ft at 6 seconds and s 2 ft at 7 seconds. 
.sun...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: w 3 ft at 4 seconds and e 2 ft at
7 seconds. 
.sun night...w winds 10 to 15 kt with gusts up to 20 kt. seas
around 3 ft. wave detail: sw 3 ft at 5 seconds and e 1 foot at
7 seconds. a chance of showers. 
.mon...nw winds 5 to 10 kt, becoming ne in the afternoon. seas
2 to 3 ft. wave detail: sw 3 ft at 5 seconds and ne 1 foot at
5 seconds. 
.mon night...se winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 5 seconds and ne 1 foot at 3 seconds. 
.tue...se winds 5 to 10 kt. seas around 2 ft. wave detail: ne
1 foot at 3 seconds and sw 1 foot at 4 seconds. a chance of
showers in the afternoon. 
.tue night...se winds around 10 kt. seas around 2 ft. a chance of
showers. 
.wed and wed night...e winds 10 to 15 kt. seas 2 to 4 ft. a
chance of showers. 
.thu...s winds 10 to 15 kt. seas 4 to 6 ft. a chance of showers. 
.thu night...sw winds 10 to 15 kt. seas 3 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.

$$