fzus51 kbox 270205
cwfbox
expires:202604271500;;585115

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz231-271500-
cape cod bay-
1005 pm edt sun apr 26 2026

.overnight...e winds around 5 kt, becoming ne. seas 1 foot or
less. wave detail: n 1 foot at 3 seconds and s 1 foot at
8 seconds. 
.mon...ne winds 5 to 10 kt. seas around 2 ft. wave detail: se
2 ft at 8 seconds and ne 2 ft at 9 seconds. 
.mon night...ne winds 5 to 10 kt. seas around 2 ft. wave detail:
e 2 ft at 9 seconds and ne 2 ft at 12 seconds. 
.tue...ne winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: e 3 ft at 10 seconds and n 2 ft at
3 seconds. 
.tue night and wed...e winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: e 3 ft at 10 seconds and n 1 foot at 3 seconds. a chance
of showers. 
.wed night...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 10 seconds and e 1 foot at 2 seconds. a chance of showers
in the evening, then showers likely after midnight. 
.thu and thu night...e winds 5 to 10 kt, becoming n 10 to 15 kt
with gusts up to 20 kt. seas 2 to 3 ft. showers likely. 
.fri...nw winds around 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of showers. 
.fri night...nw 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 270205
cwfbox
expires:202604271500;;585119

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz232-271500-
nantucket sound-
1005 pm edt sun apr 26 2026

...small craft advisory in effect from 8 am edt monday through
monday evening...

.overnight...e winds 5 to 10 kt, becoming ne 10 to 15 kt. seas
around 2 ft. wave detail: ne 2 ft at 8 seconds and n 1 foot at
2 seconds. a slight chance of showers. 
.mon...ne winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: ne 2 ft at 3 seconds and se 2 ft at 8 seconds.
.mon night...ne winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: ne 2 ft at 4 seconds and e
2 ft at 8 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: n 2 ft at 4 seconds and e 2 ft at 9 seconds. 
.tue night...ne winds 10 to 15 kt. seas 2 to 4 ft. wave detail: e
3 ft at 10 seconds and ne 2 ft at 5 seconds. 
.wed...ne winds around 10 kt. seas 3 to 5 ft. wave detail: ne
2 ft at 5 seconds and e 2 ft at 10 seconds. 
.wed night...e winds around 10 kt. seas 2 to 4 ft. a chance of
showers in the evening, then showers likely after midnight. 
.thu and thu night...e winds around 10 kt, becoming w 15 to
20 kt. seas 2 to 4 ft. showers likely. 
.fri...w winds 15 to 20 kt. seas 2 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 270205
cwfbox
expires:202604271500;;585120

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz233-271500-
vineyard sound-
1005 pm edt sun apr 26 2026

.overnight...ne winds 5 to 10 kt. seas around 2 ft. wave detail:
e 2 ft at 7 seconds and e 1 foot at 3 seconds. 
.mon...ne winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: n 2 ft at 3 seconds and se 2 ft at
8 seconds. 
.mon night...ne winds 10 to 15 kt. seas around 2 ft. wave detail:
w 2 ft at 3 seconds and ne 1 foot at 3 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: n 2 ft at 4 seconds and se 1 foot at
10 seconds. 
.tue night...ne winds 10 to 15 kt. seas 2 to 3 ft. wave detail: n
2 ft at 4 seconds and se 1 foot at 10 seconds. 
.wed...ne winds around 10 kt. seas 2 to 3 ft. wave detail: n
1 foot at 3 seconds and s 1 foot at 10 seconds. 
.wed night...e winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers in the evening, then showers likely after midnight. 
.thu and thu night...e winds 5 to 10 kt, becoming nw 15 to 20 kt.
seas 2 to 3 ft. showers likely. 
.fri...w winds 15 to 20 kt. seas 2 to 3 ft. a chance of showers. 
.fri 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 270205
cwfbox
expires:202604271500;;585121

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz234-271500-
buzzards bay-
1005 pm edt sun apr 26 2026

.overnight...ne winds 5 to 10 kt. seas 1 foot or less, then
around 2 ft. wave detail: e 1 foot at 2 seconds and s 1 foot at
8 seconds, becoming e 2 ft at 8 seconds and e 1 foot at
2 seconds. 
.mon...ne winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: n 2 ft at 2 seconds and se 2 ft at
9 seconds. 
.mon night...ne winds 10 to 15 kt. seas around 2 ft. wave detail:
n 1 foot at 3 seconds and s 1 foot at 11 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: n 2 ft at 4 seconds and se 1 foot at
11 seconds. 
.tue night...ne winds 10 to 15 kt. seas around 2 ft. wave detail:
n 2 ft at 4 seconds and se 1 foot at 10 seconds. 
.wed...ne winds around 10 kt, becoming e in the afternoon. seas
around 2 ft. wave detail: n 2 ft at 3 seconds and s 1 foot at
10 seconds. 
.wed night...e winds 5 to 10 kt. seas around 2 ft. a chance of
showers in the evening, then showers likely after midnight. 
.thu and thu night...e winds 5 to 10 kt, becoming nw 15 to 20 kt.
seas around 2 ft. showers likely. 
.fri...w winds 15 to 20 kt. seas 2 to 3 ft. a chance of showers. 
.fri 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 270205
cwfbox
expires:202604271500;;585122

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz235-271500-
rhode island sound-
1005 pm edt sun apr 26 2026

.overnight...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 9 seconds and se 2 ft at 6 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 270205
cwfbox
expires:202604271500;;585125

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz236-271500-
narragansett bay-
1005 pm edt sun apr 26 2026

.overnight...e winds around 5 kt, becoming n. 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 270205
cwfbox
expires:202604271500;;585113

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz250-271500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1005 pm edt sun apr 26 2026

.overnight...light and variable winds, becoming ne 5 to 10 kt.
seas around 2 ft. wave detail: nw 1 foot at 2 seconds and ne
1 foot at 4 seconds. 
.mon...ne winds 5 to 10 kt. seas around 2 ft. wave detail: n 2 ft
at 3 seconds and se 2 ft at 7 seconds. 
.mon night...ne winds 5 to 10 kt. seas 2 to 4 ft. wave detail: e
4 ft at 8 seconds and ne 3 ft at 9 seconds. 
.tue...ne winds 10 to 15 kt. seas 3 to 5 ft. wave detail: e 5 ft
at 9 seconds and n 2 ft at 4 seconds. 
.tue night and wed...e winds around 10 kt. seas 5 to 7 ft. wave
detail: e 7 ft at 10 seconds and ne 1 foot at 3 seconds. a chance
of showers. 
.wed night...e winds around 10 kt. seas 5 to 7 ft. wave detail: e
6 ft at 9 seconds and e 1 foot at 3 seconds. a chance of showers
in the evening, then showers likely after midnight. 
.thu and thu night...e winds around 10 kt, becoming ne 15 to
20 kt. seas 5 to 7 ft. showers.
.fri and fri night...nw winds 15 to 20 kt. seas 5 to 7 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 270205
cwfbox
expires:202604271500;;585116

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz254-271500-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1005 pm edt sun apr 26 2026

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

.overnight...ne winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt. seas 2 to 3 ft. wave detail: e 2 ft at
5 seconds and s 2 ft at 8 seconds. a slight chance of showers. 
.mon...ne winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 3 to 5 ft. wave detail: se 4 ft at 7 seconds and
n 3 ft at 3 seconds. 
.mon night...ne winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. wave detail: e 5 ft at 8 seconds and n 3 ft at
3 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas 5 to
7 ft. wave detail: e 7 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 8 ft. wave detail: e 8 ft at 10 seconds and ne 4 ft at
5 seconds. a chance of showers. 
.wed night...e winds around 10 kt. seas 5 to 7 ft. wave detail: e
6 ft at 9 seconds and e 3 ft at 5 seconds. a chance of showers in
the evening, then showers likely after midnight. 
.thu and thu night...e winds around 10 kt, becoming s 15 to
20 kt. seas 5 to 7 ft. showers likely. 
.fri...w winds 15 to 20 kt. seas 5 to 7 ft. a chance of showers. 
.fri night...w winds 15 to 20 kt. seas 5 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.

$$

fzus51 kbox 270205
cwfbox
expires:202604271500;;585117

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sun apr 26 2026

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


anz255-271500-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1005 pm edt sun apr 26 2026

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

.overnight...ne winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. wave detail: e 4 ft at 7 seconds and e 3 ft at
4 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.

$$