fzus51 kbox 122002
cwfbox
expires:202604130900;;260493

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

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


anz231-130900-
cape cod bay-
402 pm edt sun apr 12 2026

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

.tonight...s winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. a slight chance
of showers this evening, then a chance of showers after midnight.
.mon...sw winds 20 to 25 kt with gusts up to 35 kt. seas 3 to
5 ft. a chance of showers in the morning. 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. vsby 1 to 3 nm. 
.tue...w winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft. patchy fog in the morning with vsby 1 to 3 nm. 
.tue night and wed...sw winds 10 to 15 kt. seas around 2 ft. 
.wed night...sw winds around 10 kt. seas around 2 ft in the
evening, then 1 foot or less. a chance of showers. 
.thu through fri night...nw 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 122002
cwfbox
expires:202604130900;;260497

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

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


anz232-130900-
nantucket sound-
402 pm edt sun apr 12 2026

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

.tonight...s winds 5 to 10 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. a slight chance
of showers after midnight. 
.mon...sw winds 20 to 25 kt with gusts up to 35 kt. seas 3 to
5 ft. a chance of. patchy fog in the afternoon. a chance of. vsby
1 nm or less in the afternoon.
.mon night...sw winds 20 to 25 kt, becoming w 15 to 20 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft. patchy fog. vsby
1 nm or less. 
.tue...sw winds 5 to 10 kt. seas 2 to 3 ft. patchy fog in the
morning with vsby 1 nm or less. 
.tue night through wed night...sw winds 10 to 15 kt. seas 2 to
3 ft. 
.thu through fri night...nw 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 122002
cwfbox
expires:202604130900;;260498

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

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


anz233-130900-
vineyard sound-
402 pm edt sun apr 12 2026

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

.tonight...s winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. a slight chance
of showers after midnight. 
.mon...sw winds 20 to 25 kt with gusts up to 35 kt. seas 3 to
5 ft. a chance of. patchy fog in the afternoon. a chance of. vsby
1 nm or less in the afternoon.
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt,
diminishing to 15 to 20 kt after midnight. seas 3 to 5 ft. patchy
fog. vsby 1 nm or less. 
.tue...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 3 ft. patchy fog in the morning with vsby
1 nm or less. 
.tue night through wed night...sw winds 10 to 15 kt. seas 2 to
3 ft. 
.thu through fri night...nw 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 122002
cwfbox
expires:202604130900;;260499

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

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


anz234-130900-
buzzards bay-
402 pm edt sun apr 12 2026

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

.tonight...s winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. a slight chance
of showers. 
.mon...sw winds 20 to 25 kt with gusts up to 35 kt. seas 3 to
5 ft. a chance of. patchy fog in the afternoon. a chance of. vsby
1 to 3 nm in the afternoon. 
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt,
diminishing to 15 to 20 kt after midnight. seas 2 to 4 ft. patchy
fog. vsby 1 nm or less. 
.tue...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 3 ft. patchy fog in the morning with vsby
1 nm or less. 
.tue night through wed night...sw winds 10 to 15 kt. seas 2 to
3 ft. 
.thu through fri night...nw winds 10 to 15 kt with gusts up 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 122002
cwfbox
expires:202604130900;;260500

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

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


anz235-130900-
rhode island sound-
402 pm edt sun apr 12 2026

...small craft advisory in effect from 2 am edt monday through
late monday night...

.tonight...s winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 4 ft. a slight chance
of showers after midnight. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. a chance of. patchy fog in the afternoon. a chance of. vsby
1 nm or less in the afternoon.
.mon night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. patchy fog.
vsby 1 nm or less. 
.tue...sw winds 10 to 15 kt. seas 3 to 4 ft. patchy fog in the
morning with vsby 1 nm or less. 
.tue night through wed night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 4 ft. 
.thu through fri night...nw winds 15 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 122002
cwfbox
expires:202604130900;;260503

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

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


anz236-130900-
narragansett bay-
402 pm edt sun apr 12 2026

...small craft advisory in effect from 2 am edt monday through
monday evening...

.tonight...s winds 10 to 15 kt. gusts up to 20 kt after midnight.
waves 2 to 3 ft. a slight chance of showers. 
.mon...sw winds 15 to 20 kt with gusts up to 30 kt. waves 3 to
4 ft. patchy fog in the afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. waves 2 to 4 ft. patchy fog.
vsby 1 to 3 nm, decreasing to 1 nm or less after midnight. 
.tue...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. waves 2 to 3 ft. patchy fog in the morning with vsby
1 nm or less. 
.tue night and wed...sw winds 10 to 15 kt. waves 2 to 3 ft. 
.wed night...sw winds 5 to 10 kt. waves around 2 ft. a chance of
showers in the evening. 
.thu through fri 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 122002
cwfbox
expires:202604130900;;260491

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

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


anz250-130900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
402 pm edt sun apr 12 2026

...small craft advisory in effect from 10 pm edt this evening
through late monday night...

.tonight...s winds 10 to 15 kt with gusts up to 20 kt, increasing
to 15 to 20 kt with gusts up to 30 kt after midnight. seas 3 to
5 ft. a chance of showers. 
.mon...s winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. a chance of showers in the morning. patchy fog in the
afternoon with vsby 1 to 3 nm. 
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt,
diminishing to 15 to 20 kt after midnight. seas 4 to 6 ft. patchy
fog. vsby 1 nm or less. 
.tue...w winds 10 to 15 kt, becoming s in the afternoon. seas
2 to 4 ft. 
.tue night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. a chance of showers in the evening. 
.wed...sw winds 10 to 15 kt. seas 2 to 3 ft. 
.wed night...sw winds 10 to 15 kt. seas around 2 ft. a chance of
showers. 
.thu through fri night...n 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 122002
cwfbox
expires:202604130900;;260494

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

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


anz254-130900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
402 pm edt sun apr 12 2026

...small craft advisory in effect from 2 am edt monday through
tuesday morning...

.tonight...s winds 5 to 10 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 3 to 4 ft. a slight chance
of showers. 
.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.
vsby 1 nm or less. 
.tue...w winds 10 to 15 kt, becoming sw 5 to 10 kt in the
afternoon. seas 3 to 5 ft. patchy fog in the morning with vsby
1 nm or less. 
.tue night through wed night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 4 ft. 
.thu through fri night...nw winds 15 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 122002
cwfbox
expires:202604130900;;260495

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

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


anz255-130900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
402 pm edt sun apr 12 2026

...small craft advisory in effect from 2 am edt monday through
tuesday morning...

.tonight...s winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. a chance of. patchy fog in the afternoon with vsby 1 nm or
less. 
.mon night...sw winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. seas 5 to 8 ft. patchy fog. vsby 1 nm or less. 
.tue...sw winds 10 to 15 kt. seas 4 to 6 ft. patchy fog in the
morning with vsby 1 nm or less. 
.tue night through wed night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 3 to 5 ft. 
.thu through fri night...nw winds 15 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.

$$