fzus51 kbox 302004
cwfbox
expires:202507010900;;657662

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz231-010900-
cape cod bay-
404 pm edt mon jun 30 2025

.tonight...s winds 5 to 10 kt. seas around 2 ft. wave detail: se
2 ft at 7 seconds and s 1 foot at 2 seconds. patchy fog. isolated
showers and tstms after midnight. vsby 1 nm or less. 
.tue...s winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
2 ft at 3 seconds and se 1 foot at 7 seconds. patchy fog in the
morning. scattered showers in the morning with vsby 1 nm or less.
.tue night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail:
sw 2 ft at 3 seconds and se 1 foot at 7 seconds. patchy fog.
showers likely, mainly in the evening. vsby 1 to 3 nm. 
.wed...sw winds around 10 kt. seas around 2 ft. wave detail: sw
1 foot at 3 seconds and e 1 foot at 8 seconds. patchy fog in the
morning. a chance of showers in the morning. 
.wed night and thu...sw winds 10 to 15 kt. seas around 2 ft. wave
detail: sw 1 foot at 3 seconds and se 1 foot at 8 seconds. 
.thu night...w winds around 10 kt. seas around 2 ft. wave detail:
w 1 foot at 3 seconds and se 1 foot at 8 seconds. 
.fri through sat night...sw 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 302004
cwfbox
expires:202507010900;;657666

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz232-010900-
nantucket sound-
404 pm edt mon jun 30 2025

.tonight...s winds 5 to 10 kt, becoming sw 10 to 15 kt after
midnight. seas around 2 ft. wave detail: s 1 foot at 3 seconds
and e 1 foot at 8 seconds. patchy fog. isolated showers and tstms
after midnight. vsby 1 nm or less. 
.tue...sw winds 10 to 15 kt, increasing to 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 e 1 foot at 7 seconds. patchy fog in the
morning. scattered showers in the morning with vsby 1 nm or less.
.tue night...sw winds 15 to 20 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
7 seconds. patchy fog. showers likely, mainly in the evening.
vsby 1 nm or less. 
.wed...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 se 1 foot
at 9 seconds. patchy fog in the morning. a chance of showers in
the morning with vsby 1 to 3 nm. 
.wed night and thu...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and se 1 foot
at 8 seconds. 
.thu night...w 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
se 1 foot at 8 seconds. 
.fri through sat night...sw 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 302004
cwfbox
expires:202507010900;;657667

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz233-010900-
vineyard sound-
404 pm edt mon jun 30 2025

.tonight...s winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and se 1 foot at 8 seconds. patchy fog.
scattered showers and tstms after midnight. vsby 1 nm or less. 
.tue...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 5 seconds and se 1 foot at 8 seconds. patchy fog in the
morning. scattered showers and tstms in the morning with vsby
1 nm or less. 
.tue night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail:
sw 4 ft at 6 seconds and se 1 foot at 8 seconds. patchy fog.
showers likely in the evening. a chance of showers after
midnight. vsby 1 nm or less. 
.wed...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 7 seconds and se 1 foot at 9 seconds. patchy fog in the
morning. a chance of showers in the morning with vsby 1 to 3 nm. 
.wed night and thu...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and se 1 foot
at 8 seconds. 
.thu night...w winds 10 to 15 kt, becoming nw after midnight.
seas around 2 ft. wave detail: sw 2 ft at 5 seconds and se 2 ft
at 8 seconds. 
.fri through sat night...sw 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 302004
cwfbox
expires:202507010900;;657668

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz234-010900-
buzzards bay-
404 pm edt mon jun 30 2025

.tonight...s winds 5 to 10 kt. seas 1 foot or less, then around
2 ft after midnight. wave detail: s 1 foot at 3 seconds and se
1 foot at 7 seconds, becoming sw 1 foot at 3 seconds and se
1 foot at 8 seconds. patchy fog. scattered showers with isolated
tstms after midnight. vsby 1 nm or less. 
.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 5 seconds and se 1 foot at
8 seconds. patchy fog in the morning. scattered showers in the
morning with vsby 1 nm or less. 
.tue night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail:
sw 4 ft at 5 seconds and se 1 foot at 8 seconds. patchy fog.
showers likely, mainly in the evening. vsby 1 nm or less. 
.wed...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: sw 2 ft at 7 seconds and se 1 foot
at 9 seconds. patchy fog in the morning. a chance of showers in
the morning with vsby 1 to 3 nm. 
.wed night and thu...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 se 1 foot
at 8 seconds. 
.thu night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw after midnight. seas around 2 ft. wave detail: sw 2 ft at
4 seconds and se 1 foot at 8 seconds. 
.fri through sat night...sw 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 302004
cwfbox
expires:202507010900;;657669

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz235-010900-
rhode island sound-
404 pm edt mon jun 30 2025

.tonight...s winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: s 2 ft at 5 seconds and se
2 ft at 8 seconds. patchy fog. scattered showers with isolated
tstms after midnight. vsby 1 nm or less. 
.tue...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. wave detail: s 3 ft at 5 seconds and se
2 ft at 8 seconds, becoming s 5 ft at 5 seconds and se 2 ft at
8 seconds. patchy fog in the morning. scattered showers and tstms
in the morning with vsby 1 nm or less. 
.tue night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: s
5 ft at 7 seconds. patchy fog. showers likely, mainly in the
evening. vsby 1 nm or less. 
.wed...sw winds 10 to 15 kt. seas 3 to 4 ft. wave detail: s 4 ft
at 7 seconds and se 1 foot at 9 seconds. a chance of showers in
the morning with vsby 1 to 3 nm. 
.wed night and thu...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: s 4 ft at 8 seconds and se 1 foot at
8 seconds. 
.thu 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 7 seconds and se
2 ft at 8 seconds. 
.fri through sat night...sw 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 302004
cwfbox
expires:202507010900;;657672

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz236-010900-
narragansett bay-
404 pm edt mon jun 30 2025

.tonight...s winds 5 to 10 kt. waves around 2 ft. patchy fog.
scattered showers with isolated tstms after midnight. vsby 1 nm
or less. 
.tue...s winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. patchy fog in the
morning. scattered showers and tstms in the morning with vsby
1 to 3 nm. 
.tue night...sw winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 3 ft. patchy
fog. showers likely in the evening. a chance of showers after
midnight. vsby 1 to 3 nm. 
.wed...sw winds 5 to 10 kt. waves around 2 ft. a chance of
showers in the morning. 
.wed night and thu...sw winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.thu night...w winds 5 to 10 kt. waves around 2 ft. 
.fri through sat night...sw winds 5 to 10 kt. waves around 2 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 302004
cwfbox
expires:202507010900;;657660

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz250-010900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
404 pm edt mon jun 30 2025

...small craft advisory in effect from tuesday morning through
late tuesday night...

.tonight...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 8 seconds and s 2 ft at 3 seconds.
patchy fog. isolated showers after midnight. vsby 1 nm or less. 
.tue...s winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: s 3 ft
at 4 seconds and se 3 ft at 8 seconds. patchy fog in the morning.
scattered showers in the morning with vsby 1 nm or less. 
.tue night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail:
sw 3 ft at 4 seconds and se 3 ft at 7 seconds. patchy fog. a
chance of showers. vsby 1 to 3 nm. 
.wed...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: sw 2 ft
at 4 seconds and se 2 ft at 9 seconds. 
.wed 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 3 seconds and se
2 ft at 8 seconds. 
.thu and thu night...w winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 3 seconds and se 2 ft
at 8 seconds. 
.fri through sat night...sw 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 302004
cwfbox
expires:202507010900;;657663

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz254-010900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
404 pm edt mon jun 30 2025

...small craft advisory in effect from tuesday morning through
late tuesday night...

.tonight...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 8 seconds and s 2 ft at 5 seconds. patchy fog. isolated
showers and tstms after midnight. vsby 1 nm or less. 
.tue...s winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. wave detail: s 3 ft at 4 seconds and se
2 ft at 8 seconds, becoming s 4 ft at 5 seconds and se 2 ft at
8 seconds. patchy fog in the morning. scattered showers in the
morning with vsby 1 nm or less. 
.tue night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: sw 4 ft at 6 seconds and se 2 ft at
9 seconds. patchy fog. showers likely in the evening. a chance of
showers after midnight. vsby 1 nm or less. 
.wed...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: sw 4 ft at 7 seconds and e 2 ft at 9 seconds.
patchy fog in the morning. a chance of showers in the morning.
vsby 1 to 3 nm. 
.wed night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 4 ft. wave detail: sw 4 ft at 8 seconds and se
2 ft at 8 seconds. 
.thu and thu night...w winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and se 2 ft at
8 seconds. patchy dense fog. vsby 1 nm or less. 
.fri...nw winds 5 to 10 kt. seas 2 to 3 ft. patchy dense fog.
vsby 1 nm or less. 
.fri night through sat night...sw 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 302004
cwfbox
expires:202507010900;;657664

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm edt mon jun 30 2025

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz255-010900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
404 pm edt mon jun 30 2025

...small craft advisory in effect from tuesday morning through
late tuesday night...

.tonight...s winds 5 to 10 kt, becoming sw 10 to 15 kt after
midnight. seas 2 to 3 ft. wave detail: s 2 ft at 5 seconds and se
2 ft at 8 seconds. patchy fog. isolated showers and tstms after
midnight. vsby 1 nm or less. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 5 seconds and se 2 ft at 8 seconds.
patchy fog in the morning. scattered showers in the morning with
vsby 1 nm or less. 
.tue night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. wave detail: sw 6 ft at 7 seconds and se 1 foot at
8 seconds. patchy fog. showers likely. vsby 1 nm or less. 
.wed...sw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 3 to 5 ft. wave detail: sw 5 ft at 7 seconds and e 2 ft at
9 seconds. a chance of showers. patchy fog in the morning. vsby
1 nm or less, increasing to 1 to 3 nm in the afternoon. 
.wed night and thu...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 5 ft. wave detail: s 5 ft at 8 seconds and e 1 foot at
8 seconds. 
.thu 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 7 seconds and se
2 ft at 8 seconds. 
.fri through sat night...sw 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.

$$