fzus51 kbox 092002
cwfbox
expires:202604100900;;098732

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz231-100900-
cape cod bay-
401 pm edt thu apr 9 2026

.tonight...s winds 10 to 15 kt, becoming sw 5 to 10 kt after
midnight. gusts up to 20 kt. seas around 2 ft. 
.fri...s winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. seas 2 to 3 ft. 
.fri night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. a chance of
showers after midnight. 
.sat...nw winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas 2 to 3 ft. 
.sat night...n winds 5 to 10 kt. seas 2 to 3 ft. 
.sun...nw winds around 5 kt, becoming s in the afternoon. seas
around 2 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. a chance of showers
after midnight. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. 
.mon night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. 
.tue and tue night...sw winds 10 to 15 kt. gusts up to 20 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 092002
cwfbox
expires:202604100900;;098736

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz232-100900-
nantucket sound-
401 pm edt thu apr 9 2026

.tonight...s winds 5 to 10 kt. seas around 2 ft. 
.fri...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. 
.fri night...sw winds around 15 kt with gusts up to 20 kt. seas
2 to 3 ft. 
.sat...nw winds 10 to 15 kt with gusts up to 20 kt, becoming n
5 to 10 kt in the afternoon. seas 2 to 4 ft. 
.sat night...n winds 5 to 10 kt. seas 2 to 3 ft. 
.sun and sun night...s winds 15 to 20 kt. seas 2 to 3 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. 
.mon night...sw winds 20 to 25 kt. seas 4 to 6 ft.
.tue and tue night...sw winds 10 to 15 kt. gusts up to 20 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 092002
cwfbox
expires:202604100900;;098737

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz233-100900-
vineyard sound-
401 pm edt thu apr 9 2026

.tonight...s winds 5 to 10 kt. seas 1 foot or less, then around
2 ft after midnight. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas around 2 ft. 
.fri night...sw winds 15 to 20 kt. seas 2 to 3 ft.
.sat...nw winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas 2 to 3 ft. 
.sat night...n winds 5 to 10 kt. seas around 2 ft. 
.sun...nw winds around 5 kt, becoming s in the afternoon. seas
around 2 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. 
.mon night...sw winds 20 to 25 kt. seas 5 to 7 ft.
.tue...sw winds 15 to 20 kt. seas 3 to 5 ft. 
.tue night...sw winds 10 to 15 kt with 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 092002
cwfbox
expires:202604100900;;098738

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz234-100900-
buzzards bay-
401 pm edt thu apr 9 2026

.tonight...s winds 5 to 10 kt. seas 1 foot or less. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. seas 2 to 3 ft. 
.fri night...sw winds 15 to 20 kt. seas 2 to 3 ft. a chance of
showers after midnight. 
.sat...nw winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas around 2 ft. 
.sat night...n winds 5 to 10 kt. seas around 2 ft. 
.sun...nw winds around 5 kt, becoming s 10 to 15 kt in the
afternoon. seas 1 foot or less, then around 2 ft in the
afternoon. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 4 ft. 
.mon and mon night...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 5 ft. 
.tue and tue night...sw winds 10 to 15 kt with gusts up to 20 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 092002
cwfbox
expires:202604100900;;098739

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz235-100900-
rhode island sound-
401 pm edt thu apr 9 2026

.tonight...s winds 5 to 10 kt. seas around 2 ft. 
.fri...sw winds 5 to 10 kt, increasing to around 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 3 ft. 
.fri night...sw winds 15 to 20 kt. seas 2 to 4 ft.
.sat...nw winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas 2 to 4 ft. 
.sat night...n winds 5 to 10 kt. seas 2 to 3 ft. 
.sun and sun night...s winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. 
.mon night...sw winds 20 to 25 kt. seas 5 to 7 ft.
.tue and tue night...sw winds 15 to 20 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 092002
cwfbox
expires:202604100900;;098742

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz236-100900-
narragansett bay-
401 pm edt thu apr 9 2026

.tonight...s winds 10 to 15 kt, becoming sw around 5 kt after
midnight. waves 1 foot or less, then around 2 ft after midnight. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves around 2 ft. 
.fri night...sw winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. a chance of showers after midnight. 
.sat...nw winds 10 to 15 kt. waves 2 to 3 ft. 
.sat night...n winds 5 to 10 kt. waves around 2 ft.
.sun and sun night...s winds 15 to 20 kt with gusts up to 25 kt.
waves 2 to 3 ft. 
.mon through tue night...sw winds 15 to 20 kt with gusts up to
25 kt. waves 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 092002
cwfbox
expires:202604100900;;098730

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz250-100900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
401 pm edt thu apr 9 2026

...small craft advisory in effect until 2 am edt friday...

.tonight...s winds 15 to 20 kt, becoming sw 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 3 ft. 
.fri...s winds 10 to 15 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. a chance of showers after midnight. 
.sat...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 4 to 5 ft. 
.sat night...nw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 4 to 5 ft. 
.sun...nw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 3 to 4 ft. 
.sun night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of showers after midnight. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. a chance of showers. 
.mon night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
4 to 6 ft. 
.tue and tue night...sw winds 10 to 15 kt, becoming s 15 to
20 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 092002
cwfbox
expires:202604100900;;098733

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz254-100900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
401 pm edt thu apr 9 2026

.tonight...s winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. gusts up to 20 kt. seas 2 to 4 ft. 
.fri...sw winds 5 to 10 kt, increasing to 15 to 20 kt in the
afternoon. seas 3 to 5 ft. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. 
.sat...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 4 to 6 ft. 
.sat night...n winds 5 to 10 kt. seas 3 to 5 ft. 
.sun and sun night...s winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. 
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 7 ft. 
.tue...sw winds 15 to 20 kt. seas 4 to 6 ft. 
.tue night...sw winds 15 to 20 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.

$$

fzus51 kbox 092002
cwfbox
expires:202604100900;;098734

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
401 pm edt thu apr 9 2026

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


anz255-100900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
401 pm edt thu apr 9 2026

.tonight...s winds 5 to 10 kt, diminishing to around 5 kt after
midnight. seas 2 to 4 ft. 
.fri...s winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 4 ft. 
.fri night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. 
.sat...nw winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 4 to 6 ft. patchy fog in the morning with vsby 1 to 3 nm. 
.sat night...n winds 5 to 10 kt. seas 3 to 5 ft. 
.sun and sun night...s winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. 
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
6 to 9 ft. 
.tue...sw winds 15 to 20 kt. seas 5 to 7 ft. 
.tue night...sw winds 15 to 20 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.

$$