fzus51 kbox 190805
cwfbox
expires:202609192100;;699669

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz231-192100-
cape cod bay-
404 am edt sat sep 19 2026

...small craft advisory in effect until noon edt today...

.today...ne winds 10 to 15 kt with gusts up to 25 kt, diminishing
to 5 to 10 kt this afternoon. seas 2 to 3 ft. wave detail: n 3 ft
at 4 seconds and sw 1 foot at 5 seconds. 
.tonight...e winds around 5 kt. seas around 2 ft. wave detail: n
2 ft at 5 seconds and s 1 foot at 4 seconds. 
.sun...se winds 5 to 10 kt. seas around 2 ft. wave detail: e
1 foot at 3 seconds and n 1 foot at 5 seconds. patchy fog in the
afternoon. showers in the afternoon. 
.sun night...se winds around 10 kt, becoming e 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. wave detail: e
2 ft at 10 seconds and se 1 foot at 3 seconds. showers. patchy
fog in the evening. vsby 1 to 3 nm. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: n 4 ft at 4 seconds and n 3 ft at 4 seconds. a
chance of showers in the morning. 
.mon night...ne 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: n
3 ft at 5 seconds and e 1 foot at 9 seconds. 
.tue through wed night...e winds 20 to 25 kt with gusts up to
35 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 190805
cwfbox
expires:202609192100;;699673

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz232-192100-
nantucket sound-
404 am edt sat sep 19 2026

...small craft advisory in effect until noon edt today...

.today...ne winds 15 to 20 kt, diminishing to 10 to 15 kt this
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: n 3 ft
at 4 seconds and sw 1 foot at 5 seconds. 
.tonight...e winds 5 to 10 kt. seas around 2 ft. wave detail: ne
2 ft at 4 seconds and se 1 foot at 8 seconds. 
.sun...se winds 10 to 15 kt. seas around 2 ft. wave detail: se
2 ft at 3 seconds and n 2 ft at 4 seconds. showers likely in the
afternoon. 
.sun night...se winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas around 2 ft. wave detail: se 2 ft at
4 seconds and n 1 foot at 5 seconds. showers.
.mon...n winds 20 to 25 kt, becoming ne 15 to 20 kt in the
afternoon. seas around 3 ft. wave detail: ne 3 ft at 4 seconds
and nw 3 ft at 5 seconds. a chance of showers in the morning. 
.mon night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: n 4 ft at 5 seconds and se 1 foot at
8 seconds. 
.tue and tue night...ne winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 5 ft. 
.wed...ne winds 25 to 30 kt with gusts up to 35 kt. seas 4 to
6 ft. 
.wed night...ne winds 25 to 35 kt with gusts up to 40 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 190805
cwfbox
expires:202609192100;;699674

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz233-192100-
vineyard sound-
404 am edt sat sep 19 2026

.today...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt this afternoon. seas around 2 ft. wave detail: ne
2 ft at 3 seconds and n 2 ft at 6 seconds. 
.tonight...e winds 5 to 10 kt. seas 1 foot or less. wave detail:
n 1 foot at 4 seconds and e 1 foot at 4 seconds. 
.sun...se winds 10 to 15 kt. seas around 2 ft. wave detail: se
2 ft at 3 seconds and n 1 foot at 4 seconds. patchy fog in the
afternoon. showers likely in the afternoon. 
.sun night...se winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: n 2 ft at 4 seconds
and se 2 ft at 4 seconds. showers. patchy fog in the evening. 
.mon...n winds 20 to 25 kt, becoming ne 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 3 to 4 ft. wave detail: n 4 ft
at 4 seconds and sw 2 ft at 5 seconds. a chance of showers in the
morning. 
.mon night...ne winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: n 3 ft at 5 seconds
and ne 2 ft at 4 seconds. 
.tue and tue night...ne winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 5 ft. 
.wed...ne winds 25 to 30 kt with gusts up to 35 kt. seas 4 to
6 ft. 
.wed night...ne winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 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 190805
cwfbox
expires:202609192100;;699675

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz234-192100-
buzzards bay-
404 am edt sat sep 19 2026

.today...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt this afternoon. seas around 2 ft. wave detail: ne
2 ft at 3 seconds and nw 2 ft at 6 seconds. 
.tonight...e winds 5 to 10 kt. seas 1 foot or less. wave detail:
ne 1 foot at 3 seconds and n 1 foot at 4 seconds. 
.sun...se winds 10 to 15 kt. seas around 2 ft. wave detail: se
1 foot at 3 seconds and n 1 foot at 4 seconds. patchy fog in the
afternoon. showers likely in the afternoon. 
.sun night...se winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: n 2 ft at 4 seconds
and se 2 ft at 4 seconds. showers. patchy fog in the evening.
vsby 1 to 3 nm. 
.mon...ne winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: n 4 ft at 5 seconds and ne 2 ft at 3 seconds.
a chance of showers in the morning. 
.mon night...ne winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: n 3 ft at 5 seconds
and se 1 foot at 8 seconds. 
.tue and tue night...ne winds 15 to 20 kt, increasing to 20 to
25 kt. seas 2 to 4 ft. 
.wed...ne winds 25 to 30 kt with gusts up to 35 kt. seas 4 to
6 ft. 
.wed night...ne winds 25 to 30 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 190805
cwfbox
expires:202609192100;;699676

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz235-192100-
rhode island sound-
404 am edt sat sep 19 2026

.today...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt this afternoon. seas 2 to 3 ft. wave detail: ne
3 ft at 4 seconds and nw 3 ft at 7 seconds. 
.tonight...e winds 5 to 10 kt. seas around 2 ft. wave detail: n
1 foot at 3 seconds and se 1 foot at 4 seconds. 
.sun...se winds 10 to 15 kt. seas around 2 ft. wave detail: se
2 ft at 4 seconds and n 1 foot at 4 seconds. patchy fog in the
afternoon. showers likely in the afternoon. 
.sun night...se winds 10 to 15 kt, becoming w 15 to 20 kt after
midnight. seas 2 to 3 ft. wave detail: se 3 ft at 4 seconds and
se 2 ft at 10 seconds. showers. patchy fog in the evening. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: ne 4 ft at 4 seconds and n 3 ft at 4 seconds.
a chance of showers in the morning. 
.mon night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: ne 3 ft at 4 seconds and se 2 ft at
7 seconds. 
.tue and tue night...ne winds 20 to 25 kt with gusts up to 30 kt.
seas 4 to 6 ft. 
.wed...ne winds 25 to 30 kt with gusts up to 40 kt. seas 5 to
7 ft. 
.wed night...ne winds 25 to 30 kt with gusts up to 40 kt. seas
6 to 9 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 190805
cwfbox
expires:202609192100;;699679

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz236-192100-
narragansett bay-
404 am edt sat sep 19 2026

.today...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt this afternoon. waves around 2 ft. 
.tonight...e winds 5 to 10 kt. waves 1 foot or less. 
.sun...se winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. waves around 2 ft. patchy fog in the afternoon.
showers likely in the afternoon. 
.sun night...se winds 5 to 10 kt, becoming ne 15 to 20 kt after
midnight. waves 2 to 3 ft. showers. patchy fog in the evening. 
.mon...ne winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
3 ft. a chance of showers in the morning. 
.mon night...ne winds 10 to 15 kt with gusts up to 20 kt. waves
around 2 ft. 
.tue through wed night...ne winds 20 to 25 kt with gusts up to
35 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 190805
cwfbox
expires:202609192100;;699667

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz250-192100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
404 am edt sat sep 19 2026

...small craft advisory in effect until noon edt today...

.today...n winds 10 to 15 kt with gusts up to 25 kt, becoming ne
5 to 10 kt this afternoon. seas 2 to 4 ft. wave detail: n 4 ft at
5 seconds and sw 1 foot at 5 seconds. 
.tonight...se winds around 5 kt. seas 2 to 3 ft. wave detail: n
2 ft at 4 seconds and se 2 ft at 4 seconds. 
.sun...se winds around 10 kt. seas around 2 ft. wave detail: se
2 ft at 4 seconds and se 2 ft at 8 seconds. showers in the
afternoon. 
.sun night...se winds around 10 kt, becoming ne 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. wave detail: e
3 ft at 4 seconds and s 2 ft at 3 seconds. showers. patchy fog in
the evening. vsby 1 to 3 nm. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: ne 4 ft at 5 seconds and n 3 ft at 4 seconds.
a chance of showers in the morning. 
.mon night...ne winds around 10 kt, increasing to 15 to 20 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: n
4 ft at 5 seconds and se 3 ft at 8 seconds. 
.tue and tue night...ne winds 15 to 20 kt with gusts up to 25 kt.
seas 4 to 5 ft. 
.wed and wed night...ne winds 20 to 25 kt, becoming e 15 to
20 kt. gusts up to 30 kt. seas 5 to 8 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 190805
cwfbox
expires:202609192100;;699670

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz254-192100-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
404 am edt sat sep 19 2026

...small craft advisory in effect until noon edt today...

.today...ne winds 15 to 20 kt, diminishing to 10 to 15 kt this
afternoon. gusts up to 25 kt. seas 3 to 4 ft. wave detail: e 4 ft
at 7 seconds and nw 2 ft at 4 seconds. 
.tonight...e winds 5 to 10 kt. seas 2 to 4 ft. wave detail: e
3 ft at 7 seconds and nw 1 foot at 4 seconds. 
.sun...se winds around 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 5 seconds and se 2 ft at 11 seconds. a chance of showers
in the afternoon. 
.sun night...e winds 10 to 15 kt. gusts up to 25 kt after
midnight. seas 2 to 3 ft. wave detail: e 3 ft at 4 seconds and se
2 ft at 10 seconds. showers. patchy fog in the evening. vsby 1 to
3 nm. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: n 4 ft at 5 seconds and ne 4 ft at 6 seconds.
a chance of showers in the morning. 
.mon night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: n 4 ft at 5 seconds and se 2 ft at
7 seconds. 
.tue...ne winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. 
.tue night...ne winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 7 ft. 
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
9 ft. 
.wed night...ne winds 25 to 30 kt with gusts up to 35 kt. seas
7 to 10 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 190805
cwfbox
expires:202609192100;;699671

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 am edt sat sep 19 2026

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


anz255-192100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
404 am edt sat sep 19 2026

...small craft advisory in effect until noon edt today...

.today...ne winds 15 to 20 kt, diminishing to 10 to 15 kt this
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: n 3 ft
at 5 seconds and sw 1 foot at 5 seconds. 
.tonight...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
2 ft at 6 seconds and n 1 foot at 3 seconds. 
.sun...se winds 10 to 15 kt. seas 2 to 3 ft. wave detail: se 2 ft
at 4 seconds and n 2 ft at 5 seconds. a chance of showers in the
afternoon. 
.sun night...se winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: se 3 ft at
10 seconds and e 2 ft at 4 seconds. showers. patchy fog in the
evening. 
.mon...ne winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: n 4 ft at 5 seconds and se 3 ft at 8 seconds.
a chance of showers in the morning. 
.mon night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: n 4 ft at 6 seconds and se 2 ft at
7 seconds. 
.tue and tue night...ne winds 20 to 25 kt, increasing to 25 to
30 kt. seas 5 to 8 ft. 
.wed...ne winds 25 to 30 kt with gusts up to 35 kt. seas 7 to
10 ft. 
.wed night...ne winds 25 to 35 kt with gusts up to 40 kt. seas
8 to 11 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.

$$