fzus51 kbox 160204
cwfbox
expires:202607161500;;039027

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz231-161500-
cape cod bay-
1004 pm edt wed jul 15 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 5 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: n 1 foot at 4 seconds and s 1 foot at
5 seconds, becoming sw 2 ft at 3 seconds and n 1 foot at
7 seconds. patchy smoke. 
.thu night...nw 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: w 1 foot at 3 seconds
and ne 1 foot at 6 seconds, becoming n 1 foot at 5 seconds and s
1 foot at 5 seconds.
.fri...w winds 5 to 10 kt. seas 1 foot or less. wave detail: nw
1 foot at 3 seconds and s 1 foot at 5 seconds. 
.fri night...sw winds around 5 kt. seas 1 foot or less. wave
detail: s 1 foot at 4 seconds and n 1 foot at 4 seconds. 
.sat...sw winds 5 to 10 kt, becoming s 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: s 2 ft
at 3 seconds and n 1 foot at 4 seconds. a chance of showers in
the afternoon. 
.sat night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 4 ft. showers with a chance of tstms. 
.sun...w winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. showers.
.sun night through mon night...s winds 5 to 10 kt. seas 1 foot or
less.  

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 160204
cwfbox
expires:202607161500;;039031

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz232-161500-
nantucket sound-
1004 pm edt wed jul 15 2026

.overnight...nw winds 5 to 10 kt. seas around 2 ft. wave detail:
nw 1 foot at 3 seconds and sw 1 foot at 6 seconds. areas of
smoke. 
.thu...w winds 5 to 10 kt, becoming sw 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 e 1 foot at 9 seconds. patchy smoke. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
n 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: sw 3 ft
at 5 seconds and e 1 foot at 9 seconds. 
.fri...nw winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: nw 1 foot at 2 seconds and sw 1 foot at
5 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 4 seconds and e 1 foot at 9 seconds. 
.sat...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: sw
3 ft at 5 seconds and se 1 foot at 8 seconds. a chance of showers
in the afternoon. 
.sat night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
around 3 ft. showers with a chance of tstms. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
3 ft. showers likely with a chance of tstms. 
.sun night through mon night...s winds 10 to 15 kt with gusts up
to 20 kt. seas around 2 ft.  

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 160204
cwfbox
expires:202607161500;;039032

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz233-161500-
vineyard sound-
1004 pm edt wed jul 15 2026

.overnight...nw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 2 ft at 7 seconds and nw 1 foot at 3 seconds. areas of smoke,
then patchy smoke. 
.thu...w winds 5 to 10 kt, becoming sw 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw 4 ft
at 5 seconds and se 1 foot at 9 seconds. patchy smoke. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: w 4 ft
at 4 seconds and se 1 foot at 7 seconds. 
.fri...nw winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 6 seconds and nw 1 foot at
3 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and e 1 foot at 9 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 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 9 seconds. a chance of showers
in the afternoon. 
.sat night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 4 ft. showers with a
chance of tstms. 
.sun...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. showers likely with a chance of tstms. 
.sun night through mon night...s winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft.  

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 160204
cwfbox
expires:202607161500;;039033

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz234-161500-
buzzards bay-
1004 pm edt wed jul 15 2026

.overnight...nw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 2 ft at 7 seconds and nw 1 foot at 3 seconds. areas of smoke. 
.thu...w winds 5 to 10 kt, becoming sw 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 se 1 foot at 8 seconds. patchy smoke. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: sw
3 ft at 4 seconds and e 1 foot at 7 seconds. 
.fri...nw winds around 5 kt, becoming sw in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail:
nw 1 foot at 2 seconds and sw 1 foot at 5 seconds, becoming sw
2 ft at 6 seconds and w 1 foot at 3 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and e 1 foot at 8 seconds. 
.sat...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas around 2 ft, building to 3 to
4 ft in the afternoon. wave detail: sw 2 ft at 5 seconds and e
1 foot at 8 seconds, becoming sw 3 ft at 4 seconds and se 1 foot
at 7 seconds. a chance of showers in the afternoon. 
.sat night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 4 ft. showers with a
chance of tstms. 
.sun...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. showers with a chance of tstms. 
.sun night through mon night...s winds 10 to 15 kt. seas around
2 ft.  

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 160204
cwfbox
expires:202607161500;;039034

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz235-161500-
rhode island sound-
1004 pm edt wed jul 15 2026

.overnight...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw
3 ft at 6 seconds and nw 1 foot at 3 seconds. areas of smoke,
then patchy smoke. 
.thu...w winds 5 to 10 kt, becoming sw 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 3 ft
at 5 seconds and se 1 foot at 9 seconds. patchy smoke. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: s 3 ft
at 7 seconds and w 1 foot at 4 seconds. 
.fri...nw winds 5 to 10 kt, becoming sw 10 to 15 kt in the
afternoon. seas around 2 ft. wave detail: s 2 ft at 7 seconds and
nw 1 foot at 3 seconds. 
.fri night...sw winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. seas around 2 ft. wave detail: sw 2 ft at
6 seconds and w 1 foot at 3 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 3 ft
at 5 seconds and se 1 foot at 8 seconds. a chance of showers in
the afternoon. 
.sat night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 4 ft. showers with a
chance of tstms. 
.sun...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. showers with a chance of tstms. 
.sun night through mon night...s winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft.  

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 160204
cwfbox
expires:202607161500;;039037

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz236-161500-
narragansett bay-
1004 pm edt wed jul 15 2026

.overnight...nw winds 5 to 10 kt. waves around 2 ft. areas of
smoke, then patchy smoke. 
.thu...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 2 to 3 ft. patchy smoke. 
.thu night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. waves around 2 ft. 
.fri...w winds 5 to 10 kt. waves 1 foot or less, then around 2 ft
in the afternoon. 
.fri night...sw winds 5 to 10 kt. waves around 2 ft. 
.sat...sw winds 10 to 15 kt. gusts up to 25 kt in the afternoon.
waves 2 to 3 ft. a chance of showers in the afternoon. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 3 ft. showers with a chance of tstms. 
.sun...w winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. showers likely with a chance of tstms.
.sun night through mon night...s winds 5 to 10 kt. waves 2 to
3 ft.  

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 160204
cwfbox
expires:202607161500;;039025

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz250-161500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 pm edt wed jul 15 2026

.overnight...w winds around 10 kt. seas around 2 ft. wave detail:
nw 2 ft at 3 seconds and s 1 foot at 5 seconds. 
.thu...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: sw 2 ft at 4 seconds and e 1 foot
at 9 seconds. patchy smoke. 
.thu night...nw winds 5 to 10 kt. seas around 2 ft. wave detail:
nw 2 ft at 3 seconds and s 1 foot at 5 seconds. 
.fri...w winds 5 to 10 kt. gusts up to 20 kt in the morning. seas
around 2 ft. wave detail: w 2 ft at 3 seconds and s 1 foot at
6 seconds. 
.fri night...sw winds around 5 kt. seas around 2 ft. wave detail:
w 1 foot at 3 seconds and s 1 foot at 5 seconds. 
.sat...sw winds 5 to 10 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: s 3 ft at
4 seconds and nw 1 foot at 3 seconds. a chance of showers in the
afternoon. 
.sat night...s winds 15 to 20 kt with gusts up to 30 kt. seas
around 3 ft. showers with a chance of tstms. 
.sun...w winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. showers likely. 
.sun night through mon night...s winds 5 to 10 kt. seas 2 to
3 ft.  

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 160204
cwfbox
expires:202607161500;;039028

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz254-161500-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1004 pm edt wed jul 15 2026

.overnight...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 7 seconds and nw 1 foot at 3 seconds. areas of smoke.
patchy smoke. 
.thu...w winds 5 to 10 kt, becoming sw 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw 3 ft
at 6 seconds and nw 1 foot at 3 seconds. patchy smoke. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: s 3 ft
at 6 seconds and nw 2 ft at 4 seconds. 
.fri...nw winds 5 to 10 kt, becoming w in the afternoon. seas
around 2 ft. wave detail: s 2 ft at 6 seconds and nw 1 foot at
3 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 2 ft at 6 seconds and nw 1 foot at 3 seconds. 
.sat...sw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: s 3 ft at 4 seconds and nw 1 foot at
3 seconds. a chance of showers in the afternoon. 
.sat night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft. showers with a
chance of tstms. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. showers with a chance of tstms. 
.sun night through mon night...s winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 4 ft.  

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 160204
cwfbox
expires:202607161500;;039029

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt wed jul 15 2026

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


anz255-161500-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1004 pm edt wed jul 15 2026

.overnight...nw winds 5 to 10 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 6 seconds and nw 1 foot at 4 seconds. smoke, then areas
of smoke. 
.thu...w winds 5 to 10 kt, becoming sw 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw 4 ft
at 6 seconds and w 2 ft at 3 seconds. patchy smoke. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
n 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: w 4 ft
at 5 seconds and se 1 foot at 9 seconds. 
.fri...nw winds around 5 kt, becoming sw in the afternoon. seas
2 to 3 ft. wave detail: sw 2 ft at 6 seconds and nw 1 foot at
3 seconds. 
.fri night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 2 ft at 7 seconds and w 1 foot at 5 seconds. 
.sat...sw winds 10 to 15 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 3 ft
at 6 seconds and se 1 foot at 8 seconds. a chance of showers in
the afternoon. 
.sat night...s winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. a chance of tstms. a chance of showers in the evening,
then showers after midnight. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. showers likely with a chance of tstms. 
.sun night through mon night...s winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 4 ft.  

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.

$$