fzus51 kbox 241404
cwfbox
expires:202608250300;;282139

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz231-250300-
cape cod bay-
1004 am edt mon aug 24 2026

.this afternoon...sw winds 5 to 10 kt. gusts up to 20 kt. seas
around 2 ft. wave detail: s 2 ft at 5 seconds and sw 1 foot at
2 seconds. 
.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and e 1 foot at 6 seconds. 
.tue...sw winds 5 to 10 kt. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: sw 1 foot at 3 seconds and e
1 foot at 6 seconds. 
.tue night...w winds 5 to 10 kt. seas around 2 ft in the evening,
then 1 foot or less. wave detail: sw 1 foot at 3 seconds and e
1 foot at 6 seconds, becoming w 1 foot at 2 seconds and se 1 foot
at 6 seconds. 
.wed...nw winds around 5 kt, becoming e in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail: w
1 foot at 2 seconds and se 1 foot at 7 seconds, becoming w 1 foot
at 3 seconds and se 1 foot at 7 seconds. 
.wed night...s winds around 5 kt. seas around 2 ft. wave detail:
sw 1 foot at 3 seconds and e 1 foot at 11 seconds. 
.thu...s winds 5 to 10 kt with gusts up to 20 kt. seas around
2 ft. 
.thu night...s winds 5 to 10 kt. seas around 2 ft. a chance of
showers. 
.fri...s winds 5 to 10 kt. seas around 2 ft. a chance of showers.
.fri night...sw 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 241404
cwfbox
expires:202608250300;;282143

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz232-250300-
nantucket sound-
1004 am edt mon aug 24 2026

.this afternoon...sw winds around 10 kt. seas around 2 ft. wave
detail: sw 1 foot at 2 seconds and se 1 foot at 6 seconds. 
.tonight...sw winds around 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 3 seconds and se 1 foot at 6 seconds. 
.tue...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 2 ft at 3 seconds and se 1 foot
at 6 seconds. 
.tue night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 2 ft at 4 seconds and e 1 foot at 6 seconds. 
.wed and wed night...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 1 foot at 4 seconds and e 1 foot at 6 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: s 2 ft at 6 seconds and sw 1 foot at
3 seconds. 
.thu night and fri...s winds 10 to 15 kt. seas around 2 ft. a
chance of showers. 
.fri night...sw 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 241404
cwfbox
expires:202608250300;;282144

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz233-250300-
vineyard sound-
1004 am edt mon aug 24 2026

.this afternoon...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 2 ft at 5 seconds and ne 1 foot at 6 seconds. 
.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: s
2 ft at 7 seconds and sw 1 foot at 3 seconds. 
.tue...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: s 2 ft at
6 seconds and se 1 foot at 11 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: s 2 ft at 6 seconds and se 1 foot at 11 seconds. 
.wed and wed night...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 2 ft at 5 seconds and se 2 ft at 10 seconds. 
.thu...s winds 10 to 15 kt. seas around 2 ft. wave detail: sw
2 ft at 5 seconds and se 1 foot at 9 seconds. 
.thu night...s winds 10 to 15 kt. seas around 2 ft. a chance of
showers. 
.fri...s winds around 10 kt. seas around 2 ft. a chance of
showers. 
.fri night...sw 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 241404
cwfbox
expires:202608250300;;282145

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz234-250300-
buzzards bay-
1004 am edt mon aug 24 2026

.this afternoon...sw winds around 10 kt. gusts up to 20 kt. seas
2 to 3 ft. wave detail: ne 2 ft at 6 seconds and sw 1 foot at
5 seconds. 
.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 3 seconds and s 1 foot at 7 seconds. 
.tue...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 2 ft
at 5 seconds and se 1 foot at 9 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: s 2 ft at 6 seconds and se 1 foot at 11 seconds. 
.wed and wed night...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: e 2 ft at 12 seconds and sw 1 foot at 5 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: s 2 ft at 7 seconds and sw 1 foot at
3 seconds. 
.thu night and fri...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. a chance of showers. 
.fri night...sw 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 241404
cwfbox
expires:202608250300;;282146

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz235-250300-
rhode island sound-
1004 am edt mon aug 24 2026

.this afternoon...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 7 seconds and w 1 foot at 4 seconds. 
.tonight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 7 seconds and sw 1 foot at 3 seconds. 
.tue...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: s 3 ft at
6 seconds and se 1 foot at 11 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 3 ft at 5 seconds and se 1 foot at 6 seconds. 
.wed and wed night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 10 seconds and sw 2 ft at 4 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 4 seconds and se 2 ft at 8 seconds.
.thu night and fri...s winds 10 to 15 kt. seas 2 to 3 ft. a
chance of showers. 
.fri night...sw 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 241404
cwfbox
expires:202608250300;;282149

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz236-250300-
narragansett bay-
1004 am edt mon aug 24 2026

.this afternoon...sw winds 5 to 10 kt. waves around 2 ft. 
.tonight...sw winds 5 to 10 kt. waves around 2 ft. 
.tue...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves around 2 ft. 
.tue night...w winds 5 to 10 kt. waves around 2 ft. 
.wed and wed night...sw winds 5 to 10 kt. waves around 2 ft. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. 
.thu night and fri...s winds 10 to 15 kt, diminishing to 5 to
10 kt. waves around 2 ft. a chance of showers. 
.fri night...sw winds 5 to 10 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 241404
cwfbox
expires:202608250300;;282137

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz250-250300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 am edt mon aug 24 2026

.this afternoon...sw winds 5 to 10 kt, becoming s 10 to 15 kt
with gusts up to 20 kt. seas 2 to 3 ft. wave detail: se 3 ft at
7 seconds and sw 2 ft at 3 seconds. 
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and se
2 ft at 7 seconds. 
.tue...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 2 ft
at 6 seconds and sw 1 foot at 3 seconds. 
.tue night...sw winds 5 to 10 kt, becoming w after midnight. seas
around 2 ft. wave detail: s 2 ft at 5 seconds and se 1 foot at
11 seconds. 
.wed...nw winds around 5 kt, becoming s around 5 kt in the
afternoon. seas 2 to 3 ft. wave detail: se 3 ft at 10 seconds and
se 2 ft at 6 seconds.
.wed night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 10 seconds and s 1 foot at 3 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. 
.thu night and fri...s winds 10 to 15 kt. gusts up to 20 kt. seas
2 to 3 ft. a chance of showers. 
.fri night...sw 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 241404
cwfbox
expires:202608250300;;282140

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz254-250300-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1004 am edt mon aug 24 2026

.this afternoon...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 7 seconds and sw 1 foot at 3 seconds. 
.tonight...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 6 seconds and w 1 foot at 3 seconds. 
.tue...sw 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: w 2 ft
at 3 seconds and s 2 ft at 6 seconds. 
.tue night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 2 ft at 5 seconds and se 2 ft at 6 seconds. 
.wed and wed night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 10 seconds and s 2 ft at 6 seconds. 
.thu...s winds 5 to 10 kt with gusts up to 20 kt. seas 2 to 3 ft.
wave detail: se 3 ft at 8 seconds and sw 2 ft at 4 seconds. 
.thu night and fri...s winds around 10 kt. seas 2 to 4 ft. a
chance of showers. 
.fri night...sw 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 241404
cwfbox
expires:202608250300;;282141

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon aug 24 2026

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


anz255-250300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1004 am edt mon aug 24 2026

.this afternoon...sw winds 5 to 10 kt. seas around 3 ft. wave
detail: se 3 ft at 7 seconds and w 1 foot at 4 seconds. 
.tonight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 6 seconds and sw 1 foot at 3 seconds. 
.tue...w 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: sw
2 ft at 5 seconds and se 2 ft at 6 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 2 ft at 5 seconds and se 2 ft at 6 seconds. 
.wed and wed night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 9 seconds and e 3 ft at 13 seconds. 
.thu...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s 3 ft at
7 seconds and sw 2 ft at 3 seconds. 
.thu night and fri...s winds around 10 kt. seas 2 to 4 ft. a
chance of showers. 
.fri night...sw winds 5 to 10 kt. seas 3 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.

$$