fzus51 kbox 231403
cwfbox
expires:202504240300;;315835

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz231-240300-
cape cod bay-
1003 am edt wed apr 23 2025

.this afternoon...nw winds around 5 kt, becoming e. seas 1 foot
or less. wave detail: nw 1 foot at 3 seconds and se 1 foot at
7 seconds. 
.tonight...s winds 5 to 10 kt, becoming n after midnight. seas
1 foot or less. wave detail: s 1 foot at 2 seconds and se 1 foot
at 7 seconds. 
.thu...ne winds around 5 kt, becoming se in the afternoon. seas
1 foot or less. wave detail: nw 1 foot at 2 seconds and e 1 foot
at 5 seconds. 
.thu night...sw winds around 10 kt. seas 1 foot or less. wave
detail: s 1 foot at 2 seconds and se 1 foot at 6 seconds. 
.fri...sw winds around 10 kt, becoming s in the afternoon. seas
1 foot or less. wave detail: sw 1 foot at 2 seconds and se 1 foot
at 9 seconds. 
.fri night...s winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 1 foot or less, then around 2 ft after midnight.
wave detail: s 1 foot at 2 seconds and se 1 foot at 8 seconds,
becoming s 1 foot at 3 seconds and se 1 foot at 7 seconds. a
chance of showers after midnight. 
.sat...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. showers. vsby 1 to 3 nm. 
.sat night...nw winds around 15 kt with gusts up to 20 kt. seas
around 3 ft. showers likely. 
.sun and sun night...n winds 10 to 15 kt with gusts up to 20 kt,
becoming nw 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 231403
cwfbox
expires:202504240300;;315839

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz232-240300-
nantucket sound-
1003 am edt wed apr 23 2025

.this afternoon...n winds 5 to 10 kt, becoming sw. seas 1 foot or
less. wave detail: n 1 foot at 3 seconds and se 1 foot at
7 seconds. 
.tonight...s winds 5 to 10 kt, becoming nw after midnight. seas
1 foot or less. wave detail: sw 1 foot at 3 seconds and se 1 foot
at 7 seconds. 
.thu...ne winds around 5 kt, becoming se in the afternoon. seas
1 foot or less. wave detail: sw 1 foot at 5 seconds and e 1 foot
at 6 seconds. 
.thu night...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: s 1 foot at 3 seconds and se 1 foot at 9 seconds. 
.fri...sw winds around 10 kt. seas 1 foot or less. wave detail:
sw 1 foot at 3 seconds and se 1 foot at 10 seconds. 
.fri night...s winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 1 foot or less, then around 2 ft after midnight.
wave detail: sw 1 foot at 3 seconds and se 1 foot at 9 seconds,
becoming s 2 ft at 3 seconds and se 1 foot at 10 seconds. a
chance of showers after midnight. 
.sat and sat night...s winds 15 to 20 kt, becoming nw. gusts up
to 25 kt. seas 2 to 4 ft. showers. vsby 1 to 3 nm. 
.sun and sun night...nw winds 10 to 15 kt. 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 231403
cwfbox
expires:202504240300;;315840

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz233-240300-
vineyard sound-
1003 am edt wed apr 23 2025

.this afternoon...nw winds around 5 kt, becoming sw. seas 1 foot
or less. wave detail: nw 1 foot at 4 seconds and s 1 foot at
7 seconds. 
.tonight...sw winds 5 to 10 kt, becoming n after midnight. seas
1 foot or less. wave detail: s 1 foot at 6 seconds. 
.thu...ne winds around 5 kt, becoming se in the afternoon. seas
1 foot or less. wave detail: s 1 foot at 5 seconds. 
.thu night...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: s 1 foot at 4 seconds and se 1 foot at 10 seconds. 
.fri...sw winds 10 to 15 kt. seas 1 foot or less. wave detail: sw
1 foot at 4 seconds and se 1 foot at 10 seconds. 
.fri night...s winds around 10 kt, increasing to 15 to 20 kt
after midnight. seas 1 foot or less, then around 2 ft after
midnight. wave detail: sw 1 foot at 4 seconds and se 1 foot at
9 seconds, becoming s 2 ft at 4 seconds and se 1 foot at
9 seconds. a chance of showers after midnight. 
.sat...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. showers. vsby 1 to 3 nm. 
.sat night...nw winds 15 to 20 kt. seas 2 to 4 ft. showers.
.sun and sun night...n winds 15 to 20 kt, becoming nw around
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 231403
cwfbox
expires:202504240300;;315841

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz234-240300-
buzzards bay-
1003 am edt wed apr 23 2025

.this afternoon...nw winds around 5 kt, becoming sw. seas 1 foot
or less. wave detail: nw 1 foot at 4 seconds and s 1 foot at
6 seconds. 
.tonight...sw winds 5 to 10 kt, becoming n after midnight. seas
1 foot or less. wave detail: s 1 foot at 6 seconds. 
.thu...ne winds around 5 kt, becoming s in the afternoon. seas
1 foot or less. wave detail: s 1 foot at 5 seconds. 
.thu night...sw winds around 10 kt. seas 1 foot or less. wave
detail: s 1 foot at 3 seconds and se 1 foot at 9 seconds. 
.fri...sw winds 10 to 15 kt. seas 1 foot or less. wave detail: sw
1 foot at 3 seconds and se 1 foot at 10 seconds. 
.fri night...s winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 1 foot or less, then around 2 ft after midnight.
wave detail: sw 1 foot at 4 seconds and se 1 foot at 9 seconds,
becoming s 2 ft at 3 seconds and se 1 foot at 9 seconds. a chance
of showers after midnight. 
.sat...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. showers. vsby 1 to 3 nm. 
.sat night...nw winds 15 to 20 kt. seas 2 to 3 ft. showers
likely. 
.sun and sun night...n winds 10 to 15 kt with gusts up to 20 kt,
becoming nw. 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 231403
cwfbox
expires:202504240300;;315842

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz235-240300-
rhode island sound-
1003 am edt wed apr 23 2025

.this afternoon...nw winds around 5 kt, becoming sw. seas around
2 ft. wave detail: s 2 ft at 7 seconds and sw 1 foot at
3 seconds. 
.tonight...sw winds 5 to 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: s 2 ft at 7 seconds and sw 1 foot at
4 seconds. 
.thu...ne winds 5 to 10 kt, becoming se in the afternoon. seas
around 2 ft in the morning, then 1 foot or less. wave detail: s
2 ft at 7 seconds, becoming se 1 foot at 7 seconds. 
.thu night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
s 2 ft at 6 seconds and se 2 ft at 10 seconds. 
.fri...sw winds 10 to 15 kt. seas around 2 ft. wave detail: s
2 ft at 4 seconds and se 2 ft at 10 seconds. 
.fri night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 2 to 3 ft. wave detail: s 3 ft at 4 seconds and se
2 ft at 9 seconds. a chance of showers after midnight. 
.sat...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. showers. vsby 1 to 3 nm. 
.sat night...nw winds 15 to 20 kt. seas 3 to 5 ft. showers
likely. 
.sun and sun night...n winds 15 to 20 kt, becoming nw around
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 231403
cwfbox
expires:202504240300;;315845

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz236-240300-
narragansett bay-
1003 am edt wed apr 23 2025

.this afternoon...nw winds around 5 kt, becoming sw. waves around
2 ft. 
.tonight...w winds 5 to 10 kt, becoming n after midnight. waves
around 2 ft in the evening, then 1 foot or less. 
.thu...ne winds around 5 kt, becoming s in the afternoon. waves
1 foot or less. 
.thu night...sw winds 5 to 10 kt. waves 1 foot or less, then
around 2 ft after midnight. 
.fri...sw winds 5 to 10 kt. waves around 2 ft. 
.fri night...s winds 10 to 15 kt. gusts up to 20 kt after
midnight. waves 2 to 3 ft. a chance of showers after midnight. 
.sat...sw winds around 15 kt with gusts up to 20 kt. waves 2 to
4 ft. showers. vsby 1 to 3 nm. 
.sat night...nw winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 4 ft. showers likely. 
.sun and sun night...n winds 10 to 15 kt with gusts up to 20 kt,
becoming nw 5 to 10 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 231403
cwfbox
expires:202504240300;;315833

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz250-240300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1003 am edt wed apr 23 2025

.this afternoon...nw winds around 5 kt, becoming s. seas around
2 ft. wave detail: se 2 ft at 8 seconds and nw 1 foot at
3 seconds. 
.tonight...s winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: se 2 ft at 8 seconds and sw 1 foot at
2 seconds. 
.thu...n winds around 5 kt, becoming se 10 to 15 kt in the
afternoon. seas around 2 ft. wave detail: se 2 ft at 8 seconds
and nw 1 foot at 2 seconds. 
.thu night...s winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: s 2 ft at 3 seconds and se 2 ft at
9 seconds. 
.fri...w winds around 10 kt, becoming se in the afternoon. seas
2 to 3 ft. wave detail: sw 2 ft at 4 seconds and se 2 ft at
10 seconds. 
.fri night...s winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: s 3 ft at 4 seconds and se 2 ft at
9 seconds. a chance of showers after midnight. 
.sat...s winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. showers. vsby 1 to 3 nm. 
.sat night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. showers likely. 
.sun and sun night...nw winds 10 to 15 kt with gusts up to 25 kt.
seas 3 to 5 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 231403
cwfbox
expires:202504240300;;315836

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz254-240300-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1003 am edt wed apr 23 2025

.this afternoon...n winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 7 seconds and nw 1 foot at 3 seconds. 
.tonight...s winds 5 to 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: s 2 ft at 7 seconds and w 1 foot at
3 seconds. 
.thu...ne winds around 5 kt, becoming se in the afternoon. seas
around 2 ft. wave detail: w 2 ft at 5 seconds and se 2 ft at
8 seconds. 
.thu night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 4 seconds and se 2 ft at 10 seconds. 
.fri...sw winds around 10 kt. seas 2 to 3 ft. wave detail: sw
2 ft at 4 seconds and se 2 ft at 10 seconds. 
.fri night...s winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: s 3 ft at 4 seconds and se
2 ft at 9 seconds. a chance of showers after midnight. 
.sat and sat night...s winds 15 to 20 kt, becoming w. gusts up to
25 kt. seas 4 to 6 ft. showers. vsby 1 to 3 nm. 
.sun...n winds 10 to 15 kt with gusts up to 20 kt. seas 4 to
6 ft. 
.sun night...nw winds around 10 kt. seas 3 to 5 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 231403
cwfbox
expires:202504240300;;315837

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am edt wed apr 23 2025

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


anz255-240300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1003 am edt wed apr 23 2025

.this afternoon...n winds around 10 kt, becoming w. seas 2 to
3 ft. wave detail: s 3 ft at 7 seconds and n 1 foot at 3 seconds.
.tonight...sw winds 5 to 10 kt, becoming nw after midnight. seas
2 to 3 ft. wave detail: s 3 ft at 7 seconds. 
.thu...ne winds 5 to 10 kt, becoming se in the afternoon. seas
around 2 ft. wave detail: s 2 ft at 7 seconds. 
.thu night...s winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and se 2 ft at 10 seconds. 
.fri...sw winds around 10 kt. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and se 2 ft at 10 seconds. 
.fri night...s winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: s 3 ft at 4 seconds and se
2 ft at 9 seconds. a chance of showers after midnight. 
.sat and sat night...s winds 15 to 20 kt, becoming w. gusts up to
25 kt. seas 4 to 6 ft. showers. vsby 1 to 3 nm. 
.sun...n winds 15 to 20 kt. seas 4 to 6 ft. 
.sun night...nw winds 10 to 15 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.

$$