fzus51 kbox 031405
cwfbox
expires:202604040300;;764199

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz231-040300-
cape cod bay-
1005 am edt fri apr 3 2026

...small craft advisory in effect from 4 pm edt this afternoon
through late tonight...

.this afternoon...s winds 10 to 15 kt. gusts up to 25 kt. seas
2 to 3 ft. wave detail: s 2 ft at 3 seconds and se 2 ft at
6 seconds. patchy fog. vsby 1 nm or less. 
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: s 3 ft at 5 seconds and ne 2 ft at 6 seconds.
patchy fog. vsby 1 nm or less. 
.sat...nw winds around 10 kt, becoming ne with gusts up to 20 kt
in the afternoon. seas around 2 ft. wave detail: nw 2 ft at
3 seconds and ne 2 ft at 5 seconds. patchy fog in the morning
with vsby 1 to 3 nm. 
.sat night...e winds 10 to 15 kt, becoming se after midnight.
gusts up to 20 kt. seas 2 to 3 ft. wave detail: e 2 ft at
3 seconds and nw 1 foot at 4 seconds. a chance of showers. 
.sun...s winds 15 to 20 kt, becoming sw 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 4 seconds and s 4 ft at 7 seconds. a chance of showers in
the morning, then showers in the afternoon. 
.sun night...sw winds 15 to 20 kt, becoming w 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 s 3 ft at 7 seconds. showers in the evening. 
.mon and mon night...w winds 10 to 15 kt. gusts up to 20 kt. seas
around 2 ft. 
.tue...nw winds 5 to 10 kt. seas 1 foot or less. a chance of rain
and snow showers. 
.tue night...nw winds 15 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 031405
cwfbox
expires:202604040300;;764203

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz232-040300-
nantucket sound-
1005 am edt fri apr 3 2026

...small craft advisory in effect from 4 pm edt this afternoon
through late tonight...

.this afternoon...s winds around 10 kt, becoming sw 15 to 20 kt.
seas 2 to 3 ft. wave detail: s 3 ft at 4 seconds and se 2 ft at
7 seconds. patchy fog. vsby 1 nm or less. 
.tonight...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 e 2 ft at 7 seconds.
patchy fog. vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt, becoming ne in the afternoon. gusts
up to 20 kt. seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and
sw 2 ft at 7 seconds. patchy fog in the morning with vsby 1 nm or
less. 
.sat night...e winds around 15 kt, becoming se after midnight.
gusts up to 20 kt. seas 2 to 3 ft. wave detail: se 2 ft at
4 seconds and s 1 foot at 7 seconds. a chance of showers after
midnight. 
.sun...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 4 ft at 5 seconds and e 2 ft at 7 seconds.
a chance of showers in the morning, then showers likely in the
afternoon. 
.sun night...sw winds 20 to 25 kt with gusts up to 30 kt,
becoming w 10 to 15 kt with gusts up to 20 kt after midnight.
seas 4 to 6 ft, subsiding to 2 to 4 ft after midnight. wave
detail: sw 4 ft at 4 seconds and sw 3 ft at 8 seconds, becoming w
3 ft at 4 seconds and sw 2 ft at 8 seconds. showers likely,
mainly in the evening. 
.mon and mon night...w winds 15 to 20 kt. seas 2 to 3 ft. 
.tue...w winds 5 to 10 kt. seas around 2 ft. a chance of rain and
snow showers. 
.tue night...nw winds 15 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 031405
cwfbox
expires:202604040300;;764204

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz233-040300-
vineyard sound-
1005 am edt fri apr 3 2026

...small craft advisory in effect from 4 pm edt this afternoon
through late tonight...

.this afternoon...s winds around 10 kt, becoming sw 15 to 20 kt.
seas 2 to 3 ft. wave detail: s 2 ft at 5 seconds and e 1 foot at
4 seconds. patchy fog. vsby 1 nm or less. 
.tonight...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 e 1 foot at
7 seconds. patchy fog. vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt, becoming ne 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: sw 4 ft at 6 seconds and
ne 2 ft at 7 seconds. patchy fog in the morning with vsby 1 nm or
less. 
.sat night...e winds 15 to 20 kt, becoming se after midnight.
seas 2 to 3 ft. wave detail: e 2 ft at 3 seconds and sw 2 ft at
6 seconds. a chance of showers.
.sun...s winds 20 to 25 kt, becoming sw 25 to 30 kt in the
afternoon. seas 3 to 5 ft, building to 5 to 7 ft in the
afternoon. wave detail: s 5 ft at 5 seconds and e 1 foot at
7 seconds, becoming sw 7 ft at 8 seconds and sw 2 ft at
4 seconds. a chance of showers in the morning, then showers in
the afternoon. 
.sun night...sw winds 20 to 25 kt, becoming w 10 to 15 kt after
midnight. seas 5 to 7 ft, subsiding to 3 to 5 ft after midnight.
wave detail: sw 7 ft at 8 seconds and sw 2 ft at 4 seconds,
becoming sw 5 ft at 8 seconds and w 1 foot at 4 seconds. showers
in the evening. 
.mon and mon night...w winds 15 to 20 kt. seas 2 to 4 ft. 
.tue...w winds 10 to 15 kt. seas around 2 ft. a chance of rain
and snow showers. 
.tue night...nw winds 15 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 031405
cwfbox
expires:202604040300;;764205

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz234-040300-
buzzards bay-
1005 am edt fri apr 3 2026

...small craft advisory in effect from 4 pm edt this afternoon
through late tonight...

.this afternoon...s winds around 10 kt, becoming sw 15 to 20 kt.
seas 2 to 3 ft. wave detail: sw 2 ft at 3 seconds and s 2 ft at
6 seconds. patchy fog. vsby 1 nm or less. 
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: sw 4 ft at 5 seconds and e 1 foot at
7 seconds. patchy fog. vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt, becoming ne with gusts up to 20 kt
in the afternoon. seas 2 to 3 ft. wave detail: sw 3 ft at
5 seconds and ne 2 ft at 6 seconds. patchy fog in the morning
with vsby 1 nm or less. 
.sat night...e winds 15 to 20 kt, becoming se 10 to 15 kt after
midnight. seas around 2 ft. wave detail: e 2 ft at 3 seconds and
sw 2 ft at 6 seconds. a chance of showers. 
.sun...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 8 seconds and s 3 ft at 4 seconds.
a chance of showers in the morning, then showers in the
afternoon. 
.sun night...sw winds 20 to 25 kt, becoming nw 10 to 15 kt after
midnight. seas 3 to 5 ft. wave detail: sw 5 ft at 8 seconds and
sw 3 ft at 4 seconds. showers in the evening. 
.mon and mon night...w winds 15 to 20 kt, diminishing to 10 to
15 kt. seas 2 to 3 ft. 
.tue...w winds 5 to 10 kt. seas around 2 ft. a chance of rain and
snow showers. 
.tue night...nw winds 15 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 031405
cwfbox
expires:202604040300;;764206

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz235-040300-
rhode island sound-
1005 am edt fri apr 3 2026

...small craft advisory in effect from 4 pm edt this afternoon
through late tonight...

.this afternoon...s winds around 10 kt, becoming sw 15 to 20 kt.
seas 2 to 4 ft. wave detail: s 3 ft at 6 seconds. patchy fog.
vsby 1 nm or less. 
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: s 5 ft at 6 seconds. patchy fog. vsby 1 nm or
less. 
.sat...nw winds 10 to 15 kt, becoming ne 15 to 20 kt in the
afternoon. seas 3 to 4 ft. wave detail: s 4 ft at 7 seconds and w
1 foot at 4 seconds. patchy fog in the morning with vsby 1 nm or
less. 
.sat night...e winds 15 to 20 kt, becoming se 10 to 15 kt after
midnight. seas 2 to 4 ft. wave detail: se 3 ft at 4 seconds and s
3 ft at 7 seconds. a chance of showers. 
.sun...s winds 20 to 25 kt, becoming sw 25 to 30 kt in the
afternoon. seas 4 to 6 ft, building to 6 to 9 ft in the
afternoon. wave detail: se 6 ft at 7 seconds and s 1 foot at
4 seconds, becoming s 9 ft at 8 seconds and sw 1 foot at
4 seconds. a chance of showers in the morning, then showers in
the afternoon. 
.sun night...sw winds 20 to 25 kt, becoming nw around 15 kt after
midnight. seas 6 to 9 ft, subsiding to 4 to 6 ft after midnight.
wave detail: s 9 ft at 8 seconds and w 2 ft at 4 seconds,
becoming s 6 ft at 8 seconds and w 1 foot at 4 seconds. a chance
of showers in the evening. 
.mon...w winds 15 to 20 kt. seas 3 to 5 ft. 
.mon night...w winds 15 to 20 kt. seas 2 to 4 ft. 
.tue...w winds 10 to 15 kt. seas 2 to 3 ft. a chance of showers. 
.tue night...nw winds 15 to 20 kt with gusts up to 25 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 031405
cwfbox
expires:202604040300;;764209

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz236-040300-
narragansett bay-
1005 am edt fri apr 3 2026

.this afternoon...s winds 5 to 10 kt, becoming sw 10 to 15 kt
with gusts up to 20 kt. waves around 2 ft. patchy fog. vsby 1 nm
or less. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. patchy fog. vsby 1 nm or less.
.sat...nw winds 5 to 10 kt, becoming ne 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 2 to 3 ft. 
.sat night...e winds 10 to 15 kt, becoming se after midnight.
gusts up to 20 kt. waves 2 to 3 ft. a chance of showers. 
.sun...s winds 15 to 20 kt, becoming sw 20 to 25 kt in the
afternoon. gusts up to 30 kt. waves 3 to 5 ft. a chance of
showers in the morning, then showers in the afternoon. 
.sun night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 10 to 15 kt after midnight. waves 3 to 5 ft. showers in the
evening. 
.mon and mon night...w winds 10 to 15 kt. gusts up to 20 kt.
waves 2 to 3 ft. 
.tue...w winds 5 to 10 kt. waves around 2 ft. a chance of
showers. 
.tue night...nw winds 10 to 15 kt. waves 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 031405
cwfbox
expires:202604040300;;764197

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz250-040300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1005 am edt fri apr 3 2026

...small craft advisory in effect from 2 pm edt this afternoon
through saturday morning...

.this afternoon...s winds 10 to 15 kt. gusts up to 25 kt. seas
3 to 4 ft. wave detail: se 4 ft at 7 seconds and s 2 ft at
3 seconds. patchy fog. vsby 1 nm or less. 
.tonight...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: sw 4 ft at 4 seconds and se 4 ft at 7 seconds.
patchy fog. vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt, becoming ne 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: ne 4 ft at 6 seconds and
w 3 ft at 4 seconds. patchy fog in the morning with vsby 1 nm or
less. 
.sat night...se winds around 15 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: e 5 ft at 7 seconds and se 1 foot at
8 seconds. a chance of showers in the evening, then showers
likely after midnight. 
.sun...s winds 15 to 20 kt, becoming sw 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft. wave detail: s 6 ft
at 6 seconds. showers.
.sun night...w winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft, subsiding to 3 to 4 ft after midnight. wave detail: s
4 ft at 6 seconds and e 3 ft at 8 seconds, becoming w 3 ft at
4 seconds and se 3 ft at 8 seconds. showers in the evening. 
.mon and mon night...w winds 15 to 20 kt, diminishing to 10 to
15 kt. gusts up to 25 kt. seas 2 to 4 ft. 
.tue...w winds 5 to 10 kt. seas 2 to 3 ft. a chance of snow and
rain showers. 
.tue night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 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 031405
cwfbox
expires:202604040300;;764200

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz254-040300-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1005 am edt fri apr 3 2026

...small craft advisory in effect from 2 pm edt this afternoon
through saturday morning...

.this afternoon...s winds 10 to 15 kt, becoming sw 15 to 20 kt
with gusts up to 25 kt. seas 3 to 5 ft. wave detail: e 4 ft at
7 seconds and sw 3 ft at 4 seconds. patchy fog. vsby 1 nm or
less. 
.tonight...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: s 5 ft at 7 seconds and sw 4 ft at 4 seconds.
patchy fog. vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt, becoming ne in the afternoon. gusts
up to 20 kt. seas 3 to 5 ft. wave detail: s 4 ft at 7 seconds and
ne 3 ft at 8 seconds. patchy fog in the morning with vsby 1 nm or
less. 
.sat night...e winds around 15 kt, becoming se after midnight.
seas 3 to 5 ft. wave detail: e 5 ft at 7 seconds and s 2 ft at
7 seconds. a chance of showers after midnight. 
.sun...s winds 20 to 25 kt with gusts up to 35 kt. seas 5 to
7 ft, building to 6 to 9 ft in the afternoon. wave detail: s 5 ft
at 5 seconds and e 5 ft at 7 seconds, becoming sw 7 ft at
6 seconds and e 4 ft at 7 seconds. showers likely in the
afternoon. 
.sun night...sw winds 20 to 25 kt with gusts up to 30 kt,
becoming w 15 to 20 kt after midnight. seas 5 to 8 ft, subsiding
to 4 to 6 ft after midnight. wave detail: s 7 ft at 8 seconds and
e 3 ft at 8 seconds, becoming s 5 ft at 8 seconds and w 2 ft at
4 seconds. showers likely, mainly in the evening. 
.mon and mon night...w winds 15 to 20 kt. seas 3 to 5 ft. 
.tue...w winds 5 to 10 kt. seas 2 to 3 ft. a chance of showers. 
.tue night...nw winds 20 to 25 kt. seas 2 to 4 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 031405
cwfbox
expires:202604040300;;764201

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt fri apr 3 2026

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


anz255-040300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1005 am edt fri apr 3 2026

...small craft advisory in effect from 2 pm edt this afternoon
through saturday morning...

.this afternoon...s winds 10 to 15 kt, becoming sw 15 to 20 kt
with gusts up to 25 kt. seas 3 to 5 ft. wave detail: s 4 ft at
6 seconds. patchy fog. vsby 1 nm or less. 
.tonight...sw winds 20 to 25 kt. seas 5 to 7 ft. wave detail: sw
6 ft at 6 seconds and e 3 ft at 7 seconds. patchy fog. vsby 1 nm
or less. 
.sat...w winds 15 to 20 kt, becoming ne 10 to 15 kt in the
afternoon. seas 4 to 6 ft, subsiding to 3 to 4 ft in the
afternoon. wave detail: sw 5 ft at 6 seconds and e 2 ft at
7 seconds, becoming sw 4 ft at 7 seconds and e 2 ft at 7 seconds.
patchy fog in the morning with vsby 1 nm or less. 
.sat night...e winds 15 to 20 kt, becoming se after midnight.
gusts up to 25 kt. seas 3 to 4 ft. wave detail: se 4 ft at
5 seconds. 
.sun...s winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft, building to 8 to 11 ft in the afternoon. wave detail: s
7 ft at 7 seconds and e 3 ft at 7 seconds, becoming sw 11 ft at
8 seconds and sw 2 ft at 4 seconds. showers in the afternoon. 
.sun night...sw winds 20 to 25 kt with gusts up to 30 kt,
becoming w 15 to 20 kt after midnight. seas 7 to 10 ft, subsiding
to 5 to 8 ft after midnight. wave detail: sw 10 ft at 9 seconds
and e 2 ft at 8 seconds, becoming sw 8 ft at 9 seconds and e 2 ft
at 8 seconds. showers likely, mainly in the evening. 
.mon and mon night...w winds 15 to 20 kt with gusts up to 25 kt.
seas 4 to 6 ft. 
.tue...w winds around 10 kt. seas 2 to 3 ft. a chance of showers.
.tue night...nw winds 20 to 25 kt. seas 2 to 4 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.

$$