fzus51 kbox 221705
cwfbox
expires:202605230600;;462869

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz231-230600-
cape cod bay-
104 pm edt fri may 22 2026

.this afternoon...ne winds 5 to 10 kt. seas around 2 ft. wave
detail: n 2 ft at 4 seconds and s 1 foot at 6 seconds. 
.tonight...se winds around 5 kt, becoming s after midnight. seas
1 foot or less. wave detail: n 1 foot at 4 seconds and s 1 foot
at 6 seconds. 
.sat...ne winds around 5 kt, becoming e in the afternoon. seas
1 foot or less. wave detail: n 1 foot at 4 seconds and s 1 foot
at 7 seconds. 
.sat night...e winds 5 to 10 kt. seas 1 foot or less, then around
2 ft after midnight. wave detail: ne 1 foot at 3 seconds and se
1 foot at 8 seconds, becoming se 2 ft at 3 seconds and se 1 foot
at 6 seconds. a chance of showers after midnight. 
.sun...e winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: se 3 ft at 6 seconds and e 2 ft at 3 seconds.
showers.
.sun night...se winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail:
se 3 ft at 5 seconds. showers.
.mon...nw winds 5 to 10 kt. seas around 2 ft. showers likely. 
.mon night...sw winds 5 to 10 kt. seas around 2 ft. a chance of
showers. 
.tue and tue night...nw winds 5 to 10 kt, becoming sw. 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 221705
cwfbox
expires:202605230600;;462873

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz232-230600-
nantucket sound-
104 pm edt fri may 22 2026

.this afternoon...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 s 1 foot
at 6 seconds. 
.tonight...e winds 5 to 10 kt. seas around 2 ft in the evening,
then 1 foot or less. wave detail: ne 2 ft at 4 seconds and s
1 foot at 6 seconds, becoming ne 1 foot at 4 seconds and s 1 foot
at 6 seconds. 
.sat...e winds 5 to 10 kt. seas around 2 ft. wave detail: ne
1 foot at 4 seconds and s 1 foot at 7 seconds. 
.sat night...e winds around 10 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: e 2 ft at 3 seconds
and se 2 ft at 7 seconds. showers likely after midnight. 
.sun...e winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: e 4 ft
at 5 seconds and s 1 foot at 10 seconds. showers.
.sun night...se winds 20 to 25 kt, becoming s 15 to 20 kt after
midnight. seas 3 to 5 ft. wave detail: e 5 ft at 6 seconds and sw
2 ft at 10 seconds. showers.
.mon...w winds 5 to 10 kt. seas 2 to 4 ft. showers likely. 
.mon night...sw winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers. 
.tue and tue night...w winds 5 to 10 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 221705
cwfbox
expires:202605230600;;462874

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz233-230600-
vineyard sound-
104 pm edt fri may 22 2026

.this afternoon...ne winds 10 to 15 kt. seas around 2 ft. wave
detail: ne 2 ft at 4 seconds and sw 1 foot at 6 seconds. 
.tonight...e winds 5 to 10 kt. seas around 2 ft in the evening,
then 1 foot or less. wave detail: ne 1 foot at 4 seconds and s
1 foot at 6 seconds, becoming ne 1 foot at 4 seconds and s 1 foot
at 7 seconds. 
.sat...e winds 5 to 10 kt. seas around 2 ft. wave detail: ne
1 foot at 3 seconds and s 1 foot at 7 seconds. 
.sat night...e winds around 10 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: se 3 ft at 8 seconds
and e 2 ft at 3 seconds. a chance of showers in the evening, then
showers likely after midnight. 
.sun...e winds 20 to 25 kt. seas 3 to 5 ft. wave detail: se 5 ft
at 8 seconds and sw 4 ft at 11 seconds. showers.
.sun night...se winds 15 to 20 kt, becoming s after midnight.
gusts up to 25 kt. seas 3 to 5 ft. wave detail: se 5 ft at
8 seconds and s 4 ft at 9 seconds. showers.
.mon...w winds 5 to 10 kt. seas 2 to 4 ft. showers likely. 
.mon night...sw winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers. 
.tue and tue night...w winds 5 to 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 221705
cwfbox
expires:202605230600;;462875

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz234-230600-
buzzards bay-
104 pm edt fri may 22 2026

.this afternoon...ne winds 10 to 15 kt. seas around 2 ft. wave
detail: n 2 ft at 4 seconds and s 1 foot at 6 seconds. 
.tonight...e winds 5 to 10 kt, diminishing to around 5 kt after
midnight. seas around 2 ft in the evening, then 1 foot or less.
wave detail: ne 1 foot at 4 seconds and s 1 foot at 6 seconds,
becoming ne 1 foot at 3 seconds and s 1 foot at 6 seconds. 
.sat...e winds 5 to 10 kt. seas around 2 ft. wave detail: ne
1 foot at 3 seconds and s 1 foot at 7 seconds. 
.sat night...e winds around 10 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: e 2 ft at 3 seconds
and se 2 ft at 8 seconds. a chance of showers in the evening,
then showers likely after midnight. 
.sun...e winds 15 to 20 kt with gusts up to 25 kt. seas around
3 ft. wave detail: e 3 ft at 4 seconds and se 3 ft at 9 seconds.
showers.
.sun night...se winds 15 to 20 kt, becoming s 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: se 4 ft
at 5 seconds and sw 2 ft at 8 seconds. showers.
.mon...nw winds 5 to 10 kt. seas 2 to 3 ft. showers likely. 
.mon night...sw winds 5 to 10 kt. seas around 2 ft. a chance of
showers. 
.tue and tue night...w winds 5 to 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 221705
cwfbox
expires:202605230600;;462876

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz235-230600-
rhode island sound-
104 pm edt fri may 22 2026

.this afternoon...e winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: ne 3 ft at 4 seconds and se 2 ft at
8 seconds. 
.tonight...e winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. seas around 2 ft. wave detail: ne 2 ft at 4 seconds and
se 2 ft at 7 seconds. 
.sat...e winds 10 to 15 kt. seas 2 to 3 ft. wave detail: ne 3 ft
at 4 seconds and se 3 ft at 7 seconds. 
.sat night...e winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: se 4 ft
at 8 seconds and e 3 ft at 4 seconds. a chance of showers in the
evening, then showers after midnight. 
.sun...e winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: se 6 ft at 9 seconds and e 3 ft at 4 seconds.
showers.
.sun night...se winds 20 to 25 kt, becoming s 10 to 15 kt after
midnight. seas 5 to 7 ft. wave detail: se 7 ft at 10 seconds and
sw 3 ft at 10 seconds. showers.
.mon...nw winds 5 to 10 kt. seas 4 to 6 ft. showers likely. 
.mon night...w winds 5 to 10 kt. seas 3 to 4 ft. a chance of
showers. 
.tue and tue night...w winds 5 to 10 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 221705
cwfbox
expires:202605230600;;462879

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz236-230600-
narragansett bay-
104 pm edt fri may 22 2026

.this afternoon...e winds around 10 kt. waves around 2 ft. 
.tonight...e winds 5 to 10 kt, diminishing to around 5 kt after
midnight. waves around 2 ft. 
.sat...e winds 5 to 10 kt. waves around 2 ft. 
.sat night...e winds around 10 kt, increasing to 15 to 20 kt
after midnight. waves 2 to 3 ft. a chance of showers in the
evening, then showers after midnight. 
.sun...e winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
4 ft. showers.
.sun night...e winds 10 to 15 kt with gusts up to 20 kt, becoming
ne 5 to 10 kt after midnight. waves 2 to 4 ft. showers.
.mon...nw winds 5 to 10 kt. waves 2 to 3 ft. showers likely. 
.mon night...w winds 5 to 10 kt. waves 2 to 3 ft. a chance of
showers. 
.tue and tue night...w winds 5 to 10 kt, becoming sw. 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 221705
cwfbox
expires:202605230600;;462867

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz250-230600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 pm edt fri may 22 2026

.this afternoon...e winds 5 to 10 kt. seas around 2 ft. wave
detail: n 2 ft at 4 seconds and se 1 foot at 7 seconds. 
.tonight...s winds 5 to 10 kt, becoming w after midnight. seas
around 2 ft in the evening, then 1 foot or less. wave detail: n
2 ft at 4 seconds and s 1 foot at 4 seconds, becoming nw 1 foot
at 2 seconds and s 1 foot at 4 seconds. 
.sat...ne winds around 5 kt, becoming e around 5 kt in the
afternoon. seas 1 foot or less. wave detail: nw 1 foot at
2 seconds and ne 1 foot at 3 seconds. 
.sat night...se winds 5 to 10 kt. seas 1 foot or less, then
around 2 ft after midnight. wave detail: e 1 foot at 3 seconds
and s 1 foot at 6 seconds, becoming se 2 ft at 9 seconds and ne
1 foot at 3 seconds. a chance of showers after midnight. 
.sun...e winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: se
4 ft at 5 seconds. showers.
.sun night...e winds 15 to 20 kt, becoming se 10 to 15 kt after
midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: se 5 ft
at 6 seconds. showers.
.mon...n winds around 10 kt with gusts up to 20 kt. seas 4 to
6 ft. showers likely. 
.mon night...sw winds 5 to 10 kt. seas 4 to 6 ft. 
.tue and tue night...sw winds 5 to 10 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 221705
cwfbox
expires:202605230600;;462870

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz254-230600-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
104 pm edt fri may 22 2026

.this afternoon...ne winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: n 2 ft at 4 seconds and s 1 foot at 6 seconds. 
.tonight...e winds 5 to 10 kt, becoming se after midnight. seas
around 2 ft. wave detail: n 2 ft at 4 seconds and s 1 foot at
6 seconds. 
.sat...e winds 5 to 10 kt. seas around 2 ft. wave detail: se 2 ft
at 8 seconds and n 1 foot at 4 seconds. 
.sat night...e winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. seas 2 to 3 ft. wave detail: se
3 ft at 7 seconds and n 1 foot at 3 seconds. a chance of showers
after midnight. 
.sun...e winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: e 6 ft at 5 seconds and s 1 foot at
10 seconds. showers.
.sun night...se winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. wave detail: se 6 ft at 8 seconds and e 2 ft at
3 seconds. showers.
.mon...w winds 10 to 15 kt with gusts up to 20 kt. seas 5 to
7 ft. showers likely. 
.mon night...sw winds 5 to 10 kt. seas 4 to 6 ft. a chance of
showers. 
.tue and tue night...w winds 5 to 10 kt, becoming sw. 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 221705
cwfbox
expires:202605230600;;462871

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt fri may 22 2026

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


anz255-230600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 pm edt fri may 22 2026

.this afternoon...ne winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: n 3 ft at 4 seconds and s 1 foot at
6 seconds. 
.tonight...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 4 seconds and se 2 ft at 9 seconds. 
.sat...e winds 10 to 15 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 7 seconds and ne 2 ft at 4 seconds. 
.sat night...e winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 4 ft. wave detail: se
4 ft at 8 seconds and ne 2 ft at 4 seconds. a chance of showers
in the evening, then showers likely after midnight. 
.sun...e winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: se 7 ft at 9 seconds and e 3 ft at 4 seconds.
showers.
.sun night...se winds 20 to 25 kt, becoming s 15 to 20 kt after
midnight. seas 5 to 7 ft. wave detail: se 7 ft at 9 seconds and e
4 ft at 5 seconds. showers.
.mon...w winds around 10 kt. seas 5 to 7 ft. showers likely. 
.mon night...sw winds 5 to 10 kt. seas 3 to 5 ft. a chance of
showers. 
.tue...w winds 5 to 10 kt. seas 2 to 4 ft. a chance of showers. 
.tue night...sw winds 5 to 10 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.

$$