fzus51 kbox 121704
cwfbox
expires:202607130600;;853152

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz231-130600-
cape cod bay-
104 pm edt sun jul 12 2026

.this afternoon...ne winds 5 to 10 kt. seas 1 foot or less. wave
detail: n 1 foot at 3 seconds and s 1 foot at 6 seconds. 
.tonight...se winds around 5 kt, becoming sw around 5 kt after
midnight. seas 1 foot or less. wave detail: n 1 foot at 3 seconds
and se 1 foot at 8 seconds. 
.mon...s 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: n 1 foot at 3 seconds and s 1 foot
at 5 seconds, becoming ne 1 foot at 3 seconds and sw 1 foot at
3 seconds. 
.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
3 seconds. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt, increasing to
15 to 20 kt with gusts up to 30 kt in the afternoon. seas 2 to
4 ft. wave detail: sw 3 ft at 4 seconds and e 1 foot at
5 seconds. 
.tue night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 5 ft. wave detail: sw 3 ft at 4 seconds and e 1 foot at
9 seconds. 
.wed...w winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. 
.wed night through thu night...w winds 5 to 10 kt with gusts up
to 20 kt. seas 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.

$$

fzus51 kbox 121704
cwfbox
expires:202607130600;;853156

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz232-130600-
nantucket sound-
104 pm edt sun jul 12 2026

.this afternoon...e winds 10 to 15 kt. seas 1 foot or less. wave
detail: n 1 foot at 2 seconds and s 1 foot at 7 seconds. 
.tonight...e winds 5 to 10 kt, becoming sw after midnight. seas
1 foot or less. wave detail: e 1 foot at 2 seconds and w 1 foot
at 6 seconds. 
.mon...s 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: n 1 foot at 3 seconds and s 1 foot
at 7 seconds, becoming sw 2 ft at 3 seconds and ne 1 foot at
4 seconds. 
.mon night...sw winds 15 to 20 kt. seas 2 to 3 ft. wave detail:
sw 2 ft at 4 seconds and ne 1 foot at 4 seconds. 
.tue and tue night...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 5 ft. wave detail: sw 5 ft at 5 seconds and se 1 foot
at 10 seconds. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: sw 3 ft at 5 seconds and se 1 foot at
9 seconds. 
.wed night...w winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. 
.thu and thu night...w winds 10 to 15 kt. seas 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.

$$

fzus51 kbox 121704
cwfbox
expires:202607130600;;853157

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz233-130600-
vineyard sound-
104 pm edt sun jul 12 2026

.this afternoon...e winds 5 to 10 kt. seas 1 foot or less. wave
detail: ne 1 foot at 2 seconds and s 1 foot at 7 seconds. 
.tonight...se winds 5 to 10 kt, becoming sw after midnight. seas
1 foot or less. wave detail: e 1 foot at 2 seconds and sw 1 foot
at 7 seconds. 
.mon...sw winds 5 to 10 kt, becoming s 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 ne 1 foot
at 3 seconds, becoming sw 2 ft at 4 seconds and ne 1 foot at
3 seconds. 
.mon night...sw winds around 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: n 3 ft at 3 seconds and sw 3 ft at
5 seconds. 
.tue...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: sw
5 ft at 5 seconds and e 1 foot at 5 seconds. 
.tue night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: sw 6 ft at 5 seconds and se 1 foot at
9 seconds. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. 
.wed night...w winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. 
.thu and thu night...w winds 10 to 15 kt with gusts up to 20 kt.
seas 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.

$$

fzus51 kbox 121704
cwfbox
expires:202607130600;;853158

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz234-130600-
buzzards bay-
104 pm edt sun jul 12 2026

.this afternoon...ne winds 5 to 10 kt. seas 1 foot or less. wave
detail: n 1 foot at 2 seconds and s 1 foot at 7 seconds. 
.tonight...s winds 5 to 10 kt, becoming sw after midnight. seas
1 foot or less. wave detail: e 1 foot at 2 seconds and sw 1 foot
at 7 seconds. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw
2 ft at 4 seconds and ne 1 foot at 3 seconds. 
.mon night...sw winds around 15 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 3 ft at 3 seconds and sw 3 ft at
4 seconds. 
.tue and tue night...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 5 ft. wave detail: sw 5 ft at 5 seconds and se 1 foot
at 9 seconds. 
.wed through thu...w winds 15 to 20 kt with gusts up to 30 kt.
seas 2 to 4 ft. wave detail: sw 4 ft at 5 seconds and se 1 foot
at 8 seconds. 
.thu night...w winds 10 to 15 kt with gusts up to 20 kt. seas
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.

$$

fzus51 kbox 121704
cwfbox
expires:202607130600;;853159

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz235-130600-
rhode island sound-
104 pm edt sun jul 12 2026

.this afternoon...se winds 5 to 10 kt. seas around 2 ft. wave
detail: s 2 ft at 7 seconds and e 1 foot at 2 seconds. 
.tonight...s winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. wave detail: s 2 ft at 7 seconds and e 1 foot at
2 seconds. 
.mon...s 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 3 seconds and se 1 foot at 9 seconds. 
.mon night...sw winds 15 to 20 kt. seas 2 to 3 ft. wave detail:
sw 3 ft at 4 seconds and e 3 ft at 4 seconds. 
.tue...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. wave detail: sw 3 ft at 4 seconds and e
1 foot at 5 seconds, becoming sw 5 ft at 5 seconds and se 1 foot
at 9 seconds. 
.tue night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: sw 6 ft at 6 seconds and se 1 foot at
9 seconds. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. 
.wed night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. 
.thu and 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 121704
cwfbox
expires:202607130600;;853162

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz236-130600-
narragansett bay-
104 pm edt sun jul 12 2026

.this afternoon...s winds 5 to 10 kt. waves 1 foot or less. 
.tonight...s winds 5 to 10 kt, becoming sw after midnight. waves
1 foot or less. 
.mon...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 2 to 3 ft
in the afternoon. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. 
.tue and tue night...sw winds 15 to 20 kt with gusts up to 30 kt.
waves 2 to 4 ft. 
.wed through thu night...w 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.

$$

fzus51 kbox 121704
cwfbox
expires:202607130600;;853150

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz250-130600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 pm edt sun jul 12 2026

.this afternoon...e winds 5 to 10 kt. seas around 2 ft. wave
detail: n 1 foot at 3 seconds and se 1 foot at 7 seconds. 
.tonight...s winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. wave detail: n 1 foot at 3 seconds and se 1 foot at
6 seconds. 
.mon...s winds 10 to 15 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: sw
3 ft at 4 seconds and ne 1 foot at 3 seconds. 
.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 4 seconds and se 1 foot at
9 seconds. 
.tue and tue night...sw winds 15 to 20 kt with gusts up to 30 kt.
seas 2 to 4 ft. wave detail: sw 4 ft at 5 seconds and se 1 foot
at 9 seconds. 
.wed...w 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 se 1 foot at
9 seconds. 
.wed night through thu night...w winds 5 to 10 kt. seas 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.

$$

fzus51 kbox 121704
cwfbox
expires:202607130600;;853153

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz254-130600-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
104 pm edt sun jul 12 2026

.this afternoon...ne winds 5 to 10 kt. seas around 2 ft. wave
detail: n 1 foot at 3 seconds and s 1 foot at 7 seconds. 
.tonight...e winds 5 to 10 kt, becoming s after midnight. seas
around 2 ft. wave detail: n 1 foot at 3 seconds and s 1 foot at
7 seconds. 
.mon...s 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 2 ft
at 5 seconds and n 1 foot at 4 seconds. 
.mon night...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 ne 1 foot at
3 seconds. 
.tue...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: sw
5 ft at 5 seconds and e 1 foot at 5 seconds. 
.tue night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 7 ft. wave detail: sw 5 ft at 6 seconds and se 1 foot at
9 seconds. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. 
.wed night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. 
.thu and thu night...w winds 5 to 10 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 121704
cwfbox
expires:202607130600;;853154

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt sun jul 12 2026

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


anz255-130600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 pm edt sun jul 12 2026

.this afternoon...ne winds 5 to 10 kt. seas around 2 ft. wave
detail: s 2 ft at 7 seconds and n 1 foot at 3 seconds. 
.tonight...e winds 5 to 10 kt, becoming se after midnight. seas
around 2 ft. wave detail: ne 1 foot at 2 seconds and s 1 foot at
7 seconds. 
.mon...s winds 5 to 10 kt. seas around 2 ft. wave detail: se 2 ft
at 7 seconds and ne 1 foot at 3 seconds. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and
sw 2 ft at 4 seconds. 
.tue...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: sw
5 ft at 5 seconds and e 1 foot at 5 seconds. 
.tue night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 8 ft. wave detail: w 8 ft at 7 seconds and se 1 foot at
9 seconds. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. 
.wed night...w winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. 
.thu and thu night...w winds 5 to 10 kt, increasing to 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.

$$