fzus51 kbox 120206
cwfbox
expires:202608121500;;031276

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz231-121500-
cape cod bay-
1005 pm edt tue aug 11 2026

.overnight...nw winds around 5 kt. seas 1 foot or less. wave
detail: nw 1 foot at 2 seconds and n 1 foot at 2 seconds. 
.wed...n winds around 5 kt, becoming ne in the afternoon. seas
1 foot or less. wave detail: n 1 foot at 2 seconds and nw 1 foot
at 3 seconds. 
.wed night...s winds 5 to 10 kt, becoming sw after midnight. seas
1 foot or less. wave detail: s 1 foot at 2 seconds and n 1 foot
at 3 seconds. 
.thu...w winds around 5 kt, becoming sw in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail:
sw 1 foot at 2 seconds and ne 1 foot at 3 seconds, becoming sw
1 foot at 2 seconds and e 1 foot at 3 seconds. 
.thu night...sw winds 5 to 10 kt. 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 3 seconds, becoming e 1 foot at 2 seconds and sw
1 foot at 3 seconds. 
.fri and fri night...nw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: nw 3 ft at 4 seconds and se 1 foot
at 3 seconds. 
.sat through sun...sw winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. 
.sun night...sw winds around 10 kt with gusts up to 20 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 120206
cwfbox
expires:202608121500;;031280

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz232-121500-
nantucket sound-
1005 pm edt tue aug 11 2026

.overnight...nw winds 5 to 10 kt. seas around 2 ft. wave detail:
n 1 foot at 2 seconds and sw 1 foot at 4 seconds. 
.wed...ne winds around 5 kt, becoming se in the afternoon. seas
1 foot or less. wave detail: nw 1 foot at 2 seconds and sw 1 foot
at 5 seconds. 
.wed night...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: ne 1 foot at 2 seconds and sw 1 foot at 4 seconds. 
.thu...w winds 5 to 10 kt, becoming sw 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 e
1 foot at 8 seconds, becoming sw 2 ft at 3 seconds and se 1 foot
at 3 seconds. 
.thu night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: sw 2 ft at 4 seconds and
e 1 foot at 4 seconds. 
.fri...nw winds 5 to 10 kt. seas around 2 ft. wave detail: n
1 foot at 2 seconds and sw 1 foot at 4 seconds. a chance of
showers in the morning. 
.fri night...nw winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. 
.sat through sun...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 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 120206
cwfbox
expires:202608121500;;031281

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz233-121500-
vineyard sound-
1005 pm edt tue aug 11 2026

.overnight...w winds 5 to 10 kt, becoming nw. seas around 2 ft.
wave detail: sw 2 ft at 5 seconds and se 1 foot at 9 seconds. a
slight chance of showers. 
.wed...ne winds around 5 kt, becoming se in the afternoon. seas
1 foot or less. wave detail: w 1 foot at 5 seconds and se 1 foot
at 9 seconds. 
.wed night...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: e 1 foot at 2 seconds and sw 1 foot at 4 seconds. 
.thu...w winds 5 to 10 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 4 seconds and se 1 foot at 8 seconds. 
.thu night and fri...w 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 6 seconds. 
.fri night...nw winds 10 to 15 kt. seas around 2 ft. wave detail:
n 2 ft at 4 seconds and w 2 ft at 4 seconds. 
.sat through sun...sw winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. 
.sun night...sw 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 120206
cwfbox
expires:202608121500;;031282

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz234-121500-
buzzards bay-
1005 pm edt tue aug 11 2026

.overnight...nw winds 5 to 10 kt. seas around 2 ft, then 1 foot
or less. wave detail: sw 2 ft at 5 seconds and se 1 foot at
9 seconds, becoming sw 1 foot at 5 seconds and se 1 foot at
9 seconds. 
.wed...ne winds around 5 kt, becoming s in the afternoon. seas
1 foot or less. wave detail: n 1 foot at 2 seconds and w 1 foot
at 5 seconds. 
.wed night...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: e 1 foot at 3 seconds and sw 1 foot at 4 seconds. 
.thu...w winds 5 to 10 kt, becoming sw 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 4 seconds and se 1 foot
at 8 seconds, becoming s 2 ft at 4 seconds and se 1 foot at
8 seconds. 
.thu night and fri...w winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 4 seconds and se 1 foot
at 5 seconds. 
.fri night...nw winds 10 to 15 kt. seas around 2 ft. wave detail:
n 2 ft at 4 seconds and sw 2 ft at 6 seconds. 
.sat through sun...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.sun night...sw winds 15 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 120206
cwfbox
expires:202608121500;;031283

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz235-121500-
rhode island sound-
1005 pm edt tue aug 11 2026

.overnight...w winds 5 to 10 kt, becoming nw. seas around 2 ft.
wave detail: sw 2 ft at 5 seconds and se 1 foot at 9 seconds. a
slight chance of showers. 
.wed...ne winds around 5 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: s 2 ft at 5 seconds and nw 1 foot at
4 seconds. 
.wed night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and ne 1 foot at 2 seconds. 
.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
4 seconds and se 1 foot at 8 seconds. 
.thu night and fri...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 1 foot
at 6 seconds. 
.fri night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: n 3 ft at 4 seconds and s 2 ft at
6 seconds. 
.sat through sun...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.sun night...sw winds 15 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 120206
cwfbox
expires:202608121500;;031286

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz236-121500-
narragansett bay-
1005 pm edt tue aug 11 2026

.overnight...nw winds around 5 kt. waves 1 foot or less. a slight
chance of showers. 
.wed...n winds around 5 kt, becoming s in the afternoon. waves
1 foot or less. 
.wed night...sw winds 5 to 10 kt. waves 1 foot or less. 
.thu...w winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
waves 1 foot or less, then around 2 ft in the afternoon. 
.thu night through fri night...n winds 5 to 10 kt. waves around
2 ft. 
.sat through sun...sw winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.sun night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
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 120206
cwfbox
expires:202608121500;;031274

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz250-121500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1005 pm edt tue aug 11 2026

.overnight...nw winds 5 to 10 kt. seas 1 foot or less. wave
detail: nw 1 foot at 3 seconds and s 1 foot at 6 seconds. 
.wed...n winds around 5 kt, becoming e in the afternoon. seas
1 foot or less. wave detail: nw 1 foot at 3 seconds and s 1 foot
at 6 seconds. 
.wed night...s winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. wave detail: sw 2 ft at 4 seconds and n 1 foot at
3 seconds. 
.thu...w winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: e 1 foot at 2 seconds and sw 1 foot at
3 seconds. 
.thu night through fri night...nw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: n 3 ft at 5 seconds and s
1 foot at 3 seconds. 
.sat...n winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: n 3 ft at 5 seconds and s 1 foot at 7 seconds.
.sat night and sun...sw winds 5 to 10 kt. seas around 2 ft. 
.sun night...s 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 120206
cwfbox
expires:202608121500;;031277

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz254-121500-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1005 pm edt tue aug 11 2026

.overnight...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 6 seconds and nw 1 foot at 4 seconds. 
.wed...n winds around 5 kt, becoming e in the afternoon. seas
around 2 ft. wave detail: n 1 foot at 3 seconds and s 1 foot at
6 seconds. 
.wed night...s winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. wave detail: nw 1 foot at 3 seconds and n 1 foot at
3 seconds. 
.thu...w winds 5 to 10 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 5 seconds and nw 1 foot at 3 seconds. 
.thu night...sw winds around 10 kt. seas 2 to 3 ft. wave detail:
sw 2 ft at 4 seconds and e 1 foot at 3 seconds. a chance of
showers after midnight. 
.fri...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 3 ft. wave detail: nw 2 ft at 3 seconds and s 2 ft at
6 seconds. a chance of showers in the morning. 
.fri night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. 
.sat and sat night...n winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt. seas 2 to 4 ft. 
.sun...sw winds 5 to 10 kt. seas around 2 ft. 
.sun night...s 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 120206
cwfbox
expires:202608121500;;031278

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt tue aug 11 2026

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


anz255-121500-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1005 pm edt tue aug 11 2026

.overnight...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: w
2 ft at 5 seconds and s 2 ft at 7 seconds. a slight chance of
showers. 
.wed...n winds around 5 kt, becoming e in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and n 1 foot at
2 seconds. 
.wed night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 2 ft at 7 seconds and n 1 foot at 2 seconds. 
.thu...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 6 seconds and w 1 foot at
3 seconds. 
.thu night...sw 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 6 seconds. a chance of showers after midnight. 
.fri...nw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 5 seconds and n 1 foot at 3 seconds. a chance of showers in
the morning. 
.fri night...nw winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 4 ft. 
.sat through sun...sw winds 10 to 15 kt. seas 2 to 4 ft. 
.sun night...sw winds 15 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.

$$