fzus51 kbox 271405
cwfbox
expires:202604280300;;613376

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon apr 27 2026

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


anz235-280300-
rhode island sound-
1004 am edt mon apr 27 2026

.this afternoon...ne winds around 10 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: se 3 ft at 7 seconds and n 1 foot at
3 seconds. 
.tonight...ne winds 5 to 10 kt. seas 2 to 4 ft. wave detail: se
4 ft at 9 seconds and ne 2 ft at 3 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: e 4 ft at 8 seconds and se 4 ft at 10 seconds.
.tue night...ne winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 4 ft. wave detail: se 4 ft at 10 seconds and n
2 ft at 4 seconds. 
.wed...ne winds around 10 kt, becoming e in the afternoon. seas
2 to 4 ft. wave detail: ne 4 ft at 10 seconds and se 3 ft at
10 seconds. 
.wed night...se winds 10 to 15 kt. seas 2 to 4 ft. wave detail:
se 3 ft at 10 seconds and s 3 ft at 20 seconds. showers likely
after midnight. 
.thu...se winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. showers.
.thu night...w winds 20 to 25 kt. seas 3 to 4 ft. a chance of
showers. 
.fri and fri night...w winds 20 to 25 kt, diminishing to 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 271405
cwfbox
expires:202604280300;;613379

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon apr 27 2026

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


anz236-280300-
narragansett bay-
1004 am edt mon apr 27 2026

.this afternoon...ne winds 5 to 10 kt with gusts up to 20 kt.
waves around 2 ft. 
.tonight...ne winds around 5 kt. waves around 2 ft. 
.tue...ne winds 5 to 10 kt. waves around 2 ft. 
.tue night...ne winds 5 to 10 kt. waves around 2 ft. 
.wed...ne winds 5 to 10 kt, becoming e in the afternoon. waves
around 2 ft. 
.wed night...se winds around 10 kt. waves around 2 ft. showers
after midnight. 
.thu...se winds 10 to 15 kt. waves 2 to 3 ft. showers.
.thu night...nw winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. a chance of showers. 
.fri and fri night...w winds 15 to 20 kt. waves 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 271405
cwfbox
expires:202604280300;;613377

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon apr 27 2026

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


anz237-280300-
block island sound-
1004 am edt mon apr 27 2026

.this afternoon...ne winds around 10 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: se 3 ft at 7 seconds and n 1 foot at
3 seconds. 
.tonight...e winds 5 to 10 kt, becoming ne after midnight. seas
2 to 4 ft. wave detail: se 3 ft at 9 seconds and ne 2 ft at
3 seconds. 
.tue...ne winds 5 to 10 kt, becoming e in the afternoon. seas
3 to 4 ft. wave detail: e 4 ft at 9 seconds and ne 2 ft at
3 seconds. 
.tue night...ne winds 5 to 10 kt with gusts up to 20 kt, becoming
n after midnight. seas 3 to 4 ft. wave detail: e 4 ft at
9 seconds and n 2 ft at 4 seconds. 
.wed...ne winds 5 to 10 kt, becoming e in the afternoon. seas
3 to 4 ft. wave detail: ne 3 ft at 9 seconds and e 3 ft at
9 seconds. 
.wed night...se winds around 10 kt. seas 2 to 4 ft. wave detail:
e 3 ft at 10 seconds and se 2 ft at 5 seconds. showers after
midnight. 
.thu...se winds 10 to 15 kt. seas 2 to 4 ft. showers.
.thu night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. a chance of showers. 
.fri and fri night...w 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 271405
cwfbox
expires:202604280300;;613371

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon apr 27 2026

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


anz255-280300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1004 am edt mon apr 27 2026

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

.this afternoon...ne winds 10 to 15 kt with gusts up to 25 kt.
seas 3 to 5 ft. wave detail: e 4 ft at 12 seconds and se 3 ft at
7 seconds. 
.tonight...ne winds 10 to 15 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: e 6 ft at 9 seconds and s 3 ft at 9 seconds. 
.tue...ne winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 4 to 6 ft. wave detail: e 6 ft
at 9 seconds and n 3 ft at 4 seconds. 
.tue night...ne winds 15 to 20 kt, becoming n 10 to 15 kt after
midnight. gusts up to 25 kt. seas 5 to 7 ft. wave detail: e 5 ft
at 9 seconds and n 4 ft at 5 seconds. 
.wed...ne winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 4 to 6 ft. wave detail: e 6 ft at 10 seconds and n 3 ft at
4 seconds. 
.wed night...se winds 10 to 15 kt. seas 4 to 6 ft. wave detail: e
5 ft at 9 seconds and ne 2 ft at 5 seconds. a chance of showers
after midnight. 
.thu...se winds around 15 kt with gusts up to 20 kt. seas 4 to
6 ft. showers.
.thu night...w winds 20 to 25 kt. seas 4 to 6 ft. a chance of
showers. 
.fri and fri night...w winds 20 to 25 kt. seas 4 to 6 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.

$$