fzus51 kbox 250805
cwfbox
expires:202604252100;;486736

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz231-252100-
cape cod bay-
405 am edt sat apr 25 2026

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

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 250805
cwfbox
expires:202604252100;;486740

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz232-252100-
nantucket sound-
405 am edt sat apr 25 2026

.today...ne winds 5 to 10 kt. seas around 2 ft. wave detail: n
2 ft at 3 seconds and s 1 foot at 6 seconds. 
.tonight...se winds around 5 kt. seas around 2 ft. wave detail: e
1 foot at 3 seconds and s 1 foot at 7 seconds. 
.sun...ne winds 5 to 10 kt. seas around 2 ft. wave detail: nw
1 foot at 3 seconds and e 1 foot at 4 seconds. a chance of rain. 
.sun night...ne winds 5 to 10 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: e 2 ft at 9 seconds and e
1 foot at 3 seconds. a chance of rain in the evening, then a
chance of showers after midnight. 
.mon and mon night...ne winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. wave detail: ne 2 ft at 3 seconds and e 2 ft at
8 seconds. a chance of showers. 
.tue...ne winds around 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: e 3 ft at 8 seconds and ne 2 ft at 4 seconds. 
.tue night...ne winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. 
.wed and wed night...e winds 10 to 15 kt. gusts up to 20 kt. seas
3 to 5 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 250805
cwfbox
expires:202604252100;;486741

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz233-252100-
vineyard sound-
405 am edt sat apr 25 2026

.today...ne winds 5 to 10 kt, becoming e this afternoon. seas
1 foot or less. wave detail: ne 1 foot at 2 seconds and n 1 foot
at 5 seconds. 
.tonight...se winds 5 to 10 kt, diminishing to around 5 kt after
midnight. seas 1 foot or less. wave detail: e 1 foot at 2 seconds
and n 1 foot at 3 seconds. 
.sun...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. a chance of rain
in the morning, then rain likely in the afternoon. 
.sun night...ne winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: se 2 ft at 7 seconds and
ne 1 foot at 3 seconds. a chance of rain in the evening, then a
chance of showers after midnight. 
.mon and mon night...ne winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: ne 2 ft at 3 seconds and se 2 ft at
8 seconds. a chance of showers. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: n 2 ft at 3 seconds and se 2 ft at 10 seconds.
.tue night and wed...ne winds 10 to 15 kt. seas 2 to 4 ft. a
chance of showers. 
.wed night...e winds 10 to 15 kt. seas 2 to 3 ft. showers likely.
 

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 250805
cwfbox
expires:202604252100;;486742

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz234-252100-
buzzards bay-
405 am edt sat apr 25 2026

.today...ne winds 5 to 10 kt, becoming e this afternoon. seas
1 foot or less. wave detail: ne 1 foot at 3 seconds and s 1 foot
at 6 seconds. 
.tonight...s winds 5 to 10 kt, diminishing to around 5 kt after
midnight. seas 1 foot or less. wave detail: e 1 foot at 2 seconds
and n 1 foot at 3 seconds. 
.sun...e winds 5 to 10 kt. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: nw 1 foot at 3 seconds and e
1 foot at 3 seconds, becoming ne 1 foot at 3 seconds and s 1 foot
at 6 seconds. a chance of rain. 
.sun night...ne winds 5 to 10 kt. gusts up to 20 kt after
midnight. seas around 2 ft. wave detail: se 2 ft at 9 seconds and
ne 1 foot at 2 seconds. a chance of rain in the evening. 
.mon...ne winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: n 2 ft at 3 seconds and se 2 ft at 9 seconds.
a chance of showers.
.mon night...ne winds 10 to 15 kt. gusts up to 25 kt in the
evening. seas 2 to 3 ft. wave detail: n 2 ft at 3 seconds and se
2 ft at 9 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. 
.tue night and wed...ne winds 10 to 15 kt. seas 2 to 3 ft. a
chance of showers. 
.wed night...e winds 10 to 15 kt. seas 2 to 3 ft. showers likely.
 

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 250805
cwfbox
expires:202604252100;;486743

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz235-252100-
rhode island sound-
405 am edt sat apr 25 2026

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

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 250805
cwfbox
expires:202604252100;;486746

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz236-252100-
narragansett bay-
405 am edt sat apr 25 2026

.today...e winds 5 to 10 kt, becoming se this afternoon. waves
1 foot or less. 
.tonight...s winds 5 to 10 kt. waves 1 foot or less. 
.sun...ne winds 5 to 10 kt. waves around 2 ft. a chance of rain. 
.sun night...ne winds 5 to 10 kt. gusts up to 20 kt after
midnight. waves around 2 ft. 
.mon and mon night...ne winds 10 to 15 kt with gusts up to 25 kt.
waves 2 to 3 ft. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. 
.tue night and wed...ne winds 10 to 15 kt, diminishing to 5 to
10 kt. waves 2 to 3 ft. a chance of showers. 
.wed night...e winds 5 to 10 kt. waves 2 to 3 ft. showers likely.
 

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 250805
cwfbox
expires:202604252100;;486734

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz250-252100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 am edt sat apr 25 2026

.today...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: n 2 ft
at 4 seconds and s 1 foot at 7 seconds. 
.tonight...sw winds around 5 kt. seas 2 to 3 ft. wave detail: e
2 ft at 9 seconds and e 2 ft at 14 seconds. 
.sun...ne winds 5 to 10 kt. seas around 2 ft. wave detail: e 2 ft
at 9 seconds and e 2 ft at 13 seconds. 
.sun night...ne winds 5 to 10 kt. seas around 2 ft. wave detail:
e 2 ft at 11 seconds and w 1 foot at 3 seconds. 
.mon...ne winds 5 to 10 kt with gusts up to 20 kt. seas around
2 ft. wave detail: ne 2 ft at 3 seconds and se 2 ft at 8 seconds.
.mon night...ne winds around 10 kt. gusts up to 20 kt in the
evening. seas 2 to 4 ft. wave detail: e 4 ft at 7 seconds and se
3 ft at 8 seconds. 
.tue...ne winds 10 to 15 kt. seas 3 to 5 ft. 
.tue night...ne winds 10 to 15 kt with gusts up to 20 kt. seas
5 to 7 ft. 
.wed...e winds 10 to 15 kt with gusts up to 20 kt. seas 5 to
7 ft. a chance of showers. 
.wed night...e winds 10 to 15 kt with gusts up to 20 kt. seas
5 to 8 ft. showers likely.  

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 250805
cwfbox
expires:202604252100;;486737

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz254-252100-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
405 am edt sat apr 25 2026

.today...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: n 3 ft
at 4 seconds and e 2 ft at 9 seconds. 
.tonight...w winds around 5 kt, becoming ne after midnight. seas
2 to 3 ft. wave detail: n 2 ft at 4 seconds and e 2 ft at
9 seconds. 
.sun...ne winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 2 ft
at 13 seconds and n 1 foot at 4 seconds. a chance of rain. 
.sun night...ne 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: n
2 ft at 3 seconds and s 2 ft at 8 seconds. a chance of rain in
the evening, then a chance of showers after midnight. 
.mon...ne winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: n 3 ft at 4 seconds and e 3 ft at 8 seconds. a
chance of showers. 
.mon night...ne winds 10 to 15 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: e 5 ft at 8 seconds and ne 3 ft at
4 seconds. a chance of showers in the evening. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt. seas 4 to
6 ft. 
.tue night...ne winds 10 to 15 kt with gusts up to 20 kt. seas
5 to 8 ft. 
.wed and wed night...e winds 10 to 15 kt with gusts up to 20 kt.
seas 5 to 8 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 250805
cwfbox
expires:202604252100;;486738

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 am edt sat apr 25 2026

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


anz255-252100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
405 am edt sat apr 25 2026

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

$$