fzus51 kbox 270505
cwfbox
expires:202604271800;;590959

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

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


anz235-271800-
rhode island sound-
104 am edt mon apr 27 2026

.rest of tonight...ne winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 7 seconds and ne 1 foot at 4 seconds. 
.mon...ne winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 7 seconds and n 2 ft at 3 seconds. 
.mon night...ne winds 10 to 15 kt. seas 2 to 3 ft. wave detail:
se 3 ft at 9 seconds and ne 2 ft at 3 seconds. 
.tue...ne winds around 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: se 4 ft at 10 seconds and n 2 ft at 3 seconds.
.tue night...ne winds 10 to 15 kt. seas 3 to 4 ft. wave detail:
se 4 ft at 9 seconds and n 2 ft at 4 seconds. 
.wed...ne winds around 10 kt, becoming e in the afternoon. seas
3 to 4 ft. wave detail: se 4 ft at 10 seconds and n 2 ft at
3 seconds. 
.wed night...e winds around 10 kt. seas 3 to 4 ft. a chance of
showers in the evening, then showers likely after midnight. 
.thu...e winds around 10 kt. seas 3 to 4 ft. showers likely. 
.thu night and fri...nw winds 15 to 20 kt. seas 3 to 4 ft. a
chance of showers. 
.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 270505
cwfbox
expires:202604271800;;590962

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

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


anz236-271800-
narragansett bay-
104 am edt mon apr 27 2026

.rest of tonight...n winds around 5 kt. waves around 2 ft. 
.mon...ne winds 5 to 10 kt. waves around 2 ft. 
.mon night...ne winds 5 to 10 kt. waves around 2 ft. 
.tue...ne winds 10 to 15 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
2 to 3 ft. 
.wed night...e winds 5 to 10 kt. waves 2 to 3 ft. a chance of
showers in the evening, then showers likely after midnight. 
.thu...e winds 5 to 10 kt. waves around 2 ft. showers likely. 
.thu night and fri...nw winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. a chance of showers. 
.fri night...nw winds 10 to 15 kt with gusts up to 20 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 270505
cwfbox
expires:202604271800;;590960

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

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


anz237-271800-
block island sound-
104 am edt mon apr 27 2026

.rest of tonight...ne winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 7 seconds and ne 1 foot at 4 seconds. 
.mon...ne winds 10 to 15 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 7 seconds and ne 2 ft at 3 seconds. 
.mon night...ne winds around 10 kt. seas 2 to 3 ft. wave detail:
se 3 ft at 9 seconds and ne 2 ft at 3 seconds. 
.tue...ne winds 10 to 15 kt. seas 2 to 4 ft. wave detail: e 4 ft
at 9 seconds and n 2 ft at 4 seconds. 
.tue night...ne winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
4 ft at 9 seconds and ne 2 ft at 4 seconds. 
.wed...ne winds 5 to 10 kt, becoming e in the afternoon. seas
3 to 4 ft. wave detail: e 4 ft at 10 seconds and e 2 ft at
5 seconds. 
.wed night...e winds 5 to 10 kt. seas 3 to 4 ft. a chance of
showers in the evening, then showers likely after midnight. 
.thu...e winds 5 to 10 kt. seas 3 to 4 ft. showers likely. 
.thu night...nw winds 15 to 20 kt. seas 3 to 4 ft. a chance of
showers. 
.fri and fri 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 270505
cwfbox
expires:202604271800;;590954

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

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


anz255-271800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 am edt mon apr 27 2026

...small craft advisory in effect from 8 am edt this morning
through tuesday morning...

.rest of tonight...ne winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: n 3 ft at 4 seconds and se 3 ft at
7 seconds. a slight chance of showers. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: se 4 ft at 7 seconds and n 3 ft at 3 seconds. 
.mon night...ne winds 15 to 20 kt with 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...ne winds 15 to 20 kt. seas 4 to 6 ft. wave detail: e 6 ft
at 9 seconds and n 3 ft at 4 seconds. patchy fog in the morning
with vsby 1 to 3 nm. 
.tue night and wed...e winds 10 to 15 kt with gusts up to 20 kt.
seas 5 to 7 ft. wave detail: e 6 ft at 10 seconds and n 3 ft at
4 seconds. 
.wed night...e winds around 10 kt. seas 4 to 6 ft. wave detail: e
6 ft at 9 seconds and ne 2 ft at 5 seconds. a chance of showers. 
.thu...e winds around 10 kt. seas 4 to 6 ft. showers likely. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 7 ft. showers likely. 
.fri...w winds around 20 kt with gusts up to 25 kt. seas 5 to
7 ft. a chance of showers. 
.fri night...nw winds 15 to 20 kt with gusts up 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.

$$