fzus51 kbox 120502
cwfbox
expires:202604121800;;224533

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz231-121800-
cape cod bay-
102 am edt sun apr 12 2026

...gale watch in effect from monday morning through monday
afternoon...

.rest of tonight...n winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.sun...n winds 5 to 10 kt, becoming ne in the afternoon. seas
2 to 3 ft. 
.sun night...s winds around 10 kt, increasing to 15 to 20 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 35 kt. seas 4 to
6 ft. patchy fog in the afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 2 to 4 ft. patchy fog in the evening with vsby 1 to 3 nm. 
.tue and tue night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.wed...sw winds around 10 kt. seas around 2 ft.
.wed night and thu...s winds 5 to 10 kt. seas 1 foot or less,
then around 2 ft. a chance of showers. 
.thu night...sw winds around 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 120502
cwfbox
expires:202604121800;;224537

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz232-121800-
nantucket sound-
102 am edt sun apr 12 2026

...gale watch in effect from monday morning through monday
afternoon...

.rest of tonight...n winds around 10 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.sun...n winds 5 to 10 kt, becoming se in the afternoon. seas
2 to 3 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 30 kt. seas 2 to 3 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 35 kt. seas 3 to
5 ft. patchy fog in the afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 5 ft. patchy fog in the evening with vsby 1 nm or less. 
.tue and tue night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. 
.wed...sw winds 10 to 15 kt. seas around 2 ft. 
.wed night...sw winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers. 
.thu and thu night...sw winds 10 to 15 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 120502
cwfbox
expires:202604121800;;224538

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz233-121800-
vineyard sound-
102 am edt sun apr 12 2026

...gale watch in effect from monday morning through monday
afternoon...

.rest of tonight...n winds around 10 kt with gusts up to 20 kt.
seas around 2 ft. 
.sun...n winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft. 
.sun night...s winds around 10 kt, increasing to 15 to 20 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. 
.mon...sw winds 15 to 20 kt with gusts up to 35 kt. seas 4 to
6 ft. patchy fog in the afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
4 to 6 ft. patchy fog in the evening with vsby 1 to 3 nm. 
.tue and tue night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. 
.wed...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed night and thu...sw winds 10 to 15 kt. seas 2 to 3 ft. a
chance of showers. 
.thu night...sw winds 10 to 15 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 120502
cwfbox
expires:202604121800;;224539

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz234-121800-
buzzards bay-
102 am edt sun apr 12 2026

...gale watch in effect from monday morning through monday
afternoon...

.rest of tonight...n winds 5 to 10 kt. seas around 2 ft.
.sun...n winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft. 
.sun night...s winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. 
.mon...sw winds 15 to 20 kt with gusts up to 35 kt. seas 4 to
6 ft. patchy fog in the afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 15 to 20 kt. gusts up to 30 kt in the
evening. seas 3 to 5 ft. patchy fog in the evening with vsby 1 to
3 nm. 
.tue and tue night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.wed...sw winds 10 to 15 kt. seas around 2 ft. 
.wed night and thu...sw winds 10 to 15 kt. seas 2 to 3 ft. a
chance of showers. 
.thu night...sw 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 120502
cwfbox
expires:202604121800;;224540

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz235-121800-
rhode island sound-
102 am edt sun apr 12 2026

...small craft advisory in effect from late tonight through late
monday night...

.rest of tonight...n winds 5 to 10 kt. seas 2 to 3 ft. 
.sun...n winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. 
.mon...sw winds 15 to 20 kt with gusts up to 35 kt. seas 5 to
7 ft. patchy fog in the afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
5 to 7 ft. patchy fog in the evening with vsby 1 to 3 nm. 
.tue and tue night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 5 ft. 
.wed...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed night...sw winds 10 to 15 kt. seas 3 to 4 ft. a chance of
showers. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 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 120502
cwfbox
expires:202604121800;;224543

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz236-121800-
narragansett bay-
102 am edt sun apr 12 2026

...small craft advisory in effect from late tonight through
monday evening...

.rest of tonight...n winds 5 to 10 kt. waves around 2 ft. 
.sun...n winds around 5 kt, becoming s 10 to 15 kt in the
afternoon. waves around 2 ft. 
.sun night...s winds 10 to 15 kt with gusts up to 25 kt. waves
2 to 3 ft. 
.mon...sw winds 15 to 20 kt with gusts up to 30 kt. waves 3 to
4 ft. 
.mon night through tue night...sw winds 10 to 15 kt with gusts up
to 25 kt. waves 2 to 4 ft. 
.wed...sw winds 10 to 15 kt. waves around 2 ft.
.wed night and thu...sw winds 5 to 10 kt, becoming s 10 to 15 kt.
waves around 2 ft. a chance of showers. 
.thu night...sw 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 120502
cwfbox
expires:202604121800;;224531

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz250-121800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
102 am edt sun apr 12 2026

...small craft advisory in effect from this evening through late
monday night...

.rest of tonight...nw winds 10 to 15 kt with gusts up to 20 kt.
seas 4 to 5 ft. 
.sun...nw winds 5 to 10 kt with gusts up to 20 kt, becoming s in
the afternoon. seas 3 to 4 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 30 kt. seas 3 to 4 ft. scattered showers
after midnight. 
.mon...sw winds 20 to 25 kt with gusts up to 35 kt. seas 4 to
6 ft. scattered showers in the afternoon. 
.mon night...sw winds 20 to 25 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. scattered
showers in the evening. 
.tue and tue night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. 
.wed...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. 
.wed night through thu 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 120502
cwfbox
expires:202604121800;;224534

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz254-121800-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
102 am edt sun apr 12 2026

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

.rest of tonight...n winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 5 ft. 
.sun...n winds 5 to 10 kt with gusts up to 20 kt, becoming se in
the afternoon. seas 3 to 5 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. seas 3 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 35 kt. seas 5 to
7 ft. patchy fog in the afternoon with vsby 1 nm or less. 
.mon night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 5 to 7 ft. patchy fog in
the evening. a chance of showers in the evening with vsby 1 nm or
less. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. 
.tue night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. 
.wed...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. 
.wed night...sw winds around 10 kt. seas 2 to 4 ft. a chance of
showers. 
.thu and thu night...s winds 10 to 15 kt. gusts up to 20 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 120502
cwfbox
expires:202604121800;;224535

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun apr 12 2026

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


anz255-121800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
102 am edt sun apr 12 2026

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

.rest of tonight...n winds around 10 kt with gusts up to 20 kt.
seas 3 to 4 ft. 
.sun...n winds 5 to 10 kt, becoming s in the afternoon. seas 2 to
4 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft, building to 6 to 9 ft in the afternoon. patchy fog in the
afternoon with vsby 1 nm or less. 
.mon night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 7 to 10 ft. patchy fog in
the evening with vsby 1 nm or less. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt. seas 4 to
6 ft. 
.tue night...sw winds around 15 kt with gusts up to 20 kt. seas
3 to 4 ft. 
.wed...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. 
.wed night...sw winds 10 to 15 kt. seas 3 to 4 ft. a chance of
showers. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 3 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.

$$