fzus51 kbox 100502
cwfbox
expires:202604101800;;116907

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz231-101800-
cape cod bay-
102 am edt fri apr 10 2026

.rest of tonight...sw winds around 10 kt with gusts up to 20 kt.
seas around 2 ft. 
.fri...sw winds 10 to 15 kt. gusts up to 20 kt, increasing to
30 kt in the afternoon. seas 2 to 4 ft. 
.fri night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
2 to 4 ft. scattered showers after midnight. 
.sat...nw winds around 15 kt, diminishing to around 10 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. scattered showers
in the morning. 
.sat night...nw winds 5 to 10 kt with gusts up to 20 kt. seas
around 2 ft. 
.sun...nw winds around 5 kt, becoming s with gusts up to 20 kt in
the afternoon. seas around 2 ft. 
.sun night...s winds 10 to 15 kt with gusts up to 20 kt,
increasing to 15 to 20 kt with gusts up to 30 kt after midnight.
seas 2 to 4 ft. a chance of showers. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. a chance of showers. 
.mon night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. 
.tue...sw winds 5 to 10 kt. seas around 2 ft. 
.tue night...s winds around 10 kt. seas around 2 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 100502
cwfbox
expires:202604101800;;116911

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz232-101800-
nantucket sound-
102 am edt fri apr 10 2026

.rest of tonight...sw winds 5 to 10 kt with gusts up to 20 kt.
seas around 2 ft. patchy fog. vsby 1 to 3 nm. 
.fri...sw winds 5 to 10 kt with gusts up to 20 kt, increasing to
10 to 15 kt with gusts up to 30 kt in the afternoon. seas 2 to
3 ft. patchy fog. vsby 1 to 3 nm. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. patchy fog. vsby 1 to 3 nm, decreasing to 1 nm or less
after midnight. 
.sat...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. scattered showers in the morning. 
.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 3 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. 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 100502
cwfbox
expires:202604101800;;116912

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz233-101800-
vineyard sound-
102 am edt fri apr 10 2026

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

$$

fzus51 kbox 100502
cwfbox
expires:202604101800;;116913

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz234-101800-
buzzards bay-
102 am edt fri apr 10 2026

.rest of tonight...sw winds around 10 kt. seas around 2 ft. 
.fri...sw winds 10 to 15 kt. gusts up to 20 kt, increasing to
30 kt in the afternoon. seas 2 to 4 ft. patchy fog in the
afternoon with vsby 1 to 3 nm. 
.fri night...sw winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. patchy fog. scattered showers after midnight. vsby
1 nm or less, increasing to 1 to 3 nm after midnight. 
.sat...nw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. scattered showers in the morning. 
.sat night...n winds 5 to 10 kt. seas around 2 ft. 
.sun...nw winds around 5 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 1 foot or less, then around 2 ft
in the afternoon. 
.sun night...s winds 10 to 15 kt with gusts up to 20 kt,
increasing to 20 to 25 kt with gusts up to 30 kt after midnight.
seas 2 to 4 ft. a chance of showers after midnight. 
.mon and mon night...sw winds 25 to 30 kt, diminishing to 20 to
25 kt. seas 3 to 5 ft. 
.tue and tue night...sw winds 10 to 15 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 100502
cwfbox
expires:202604101800;;116914

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz235-101800-
rhode island sound-
102 am edt fri apr 10 2026

.rest of tonight...sw winds around 10 kt. seas around 2 ft.
patchy fog. vsby 1 to 3 nm. 
.fri...sw winds 10 to 15 kt. gusts up to 20 kt, increasing to
30 kt in the afternoon. seas 2 to 4 ft. patchy fog. vsby 1 to
3 nm. 
.fri night...sw winds around 15 kt with gusts up to 25 kt. seas
3 to 4 ft. patchy fog. scattered showers after midnight. vsby
1 nm or less. 
.sat...nw winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. gusts up to 20 kt. seas 2 to 4 ft. scattered showers
in the morning. 
.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 30 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 and tue night...sw winds 10 to 15 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 100502
cwfbox
expires:202604101800;;116917

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz236-101800-
narragansett bay-
102 am edt fri apr 10 2026

.rest of tonight...sw winds 5 to 10 kt. waves around 2 ft. 
.fri...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. patchy fog in the
afternoon with vsby 1 to 3 nm. 
.fri night...sw winds 10 to 15 kt with gusts up to 25 kt. waves
2 to 3 ft. patchy fog. scattered showers after midnight. vsby
1 to 3 nm. 
.sat...nw winds around 10 kt with gusts up to 20 kt. waves 2 to
3 ft. scattered showers in the morning. 
.sat night...n winds 5 to 10 kt. waves around 2 ft.
.sun...n winds around 5 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves around 2 ft. 
.sun night...s winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. waves 2 to 3 ft. a chance of showers
after midnight. 
.mon through tue...sw winds 20 to 25 kt with gusts up to 30 kt.
waves 2 to 4 ft. 
.tue night...s winds 5 to 10 kt. waves around 2 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 100502
cwfbox
expires:202604101800;;116905

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz250-101800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
102 am edt fri apr 10 2026

...small craft advisory in effect until 2 am edt early this
morning...

.rest of tonight...sw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. 
.fri...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. gusts up to 30 kt. 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 30 kt. seas
4 to 6 ft. scattered showers after midnight. 
.sat...nw winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 4 to 5 ft. 
.sat night...nw winds 10 to 15 kt with gusts up to 25 kt. 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 30 kt. seas
3 to 5 ft. a chance of showers. 
.mon and mon night...sw winds 20 to 25 kt, diminishing to 15 to
20 kt. gusts up to 30 kt. seas 4 to 6 ft. a chance of showers. 
.tue...sw winds 10 to 15 kt. seas 2 to 4 ft. 
.tue night...s winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 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 100502
cwfbox
expires:202604101800;;116908

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz254-101800-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
102 am edt fri apr 10 2026

.rest of tonight...s winds 5 to 10 kt with gusts up to 20 kt.
seas 2 to 3 ft. patchy fog. vsby 1 nm or less. 
.fri...sw winds 5 to 10 kt, becoming s 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 3 to 5 ft. patchy fog. vsby
1 nm or less, increasing to 1 to 3 nm in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. patchy fog. vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt with gusts up to 25 kt. seas 4 to
6 ft. scattered showers in the morning. 
.sat night...nw winds 5 to 10 kt with gusts up to 20 kt. seas
3 to 5 ft. 
.sun and sun night...s winds 15 to 20 kt with gusts up to 30 kt.
seas 3 to 4 ft. 
.mon and mon night...sw winds 20 to 25 kt with gusts up to 35 kt.
seas 4 to 6 ft. 
.tue...sw winds 10 to 15 kt. seas 3 to 5 ft. 
.tue night...s 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.

$$

fzus51 kbox 100502
cwfbox
expires:202604101800;;116909

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt fri apr 10 2026

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


anz255-101800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
102 am edt fri apr 10 2026

.rest of tonight...s winds 5 to 10 kt. seas 2 to 3 ft. patchy
fog. vsby 1 nm 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 3 to 5 ft. patchy fog. vsby
1 nm or less, increasing to 1 to 3 nm in the afternoon. 
.fri night...sw winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. gusts up to 25 kt. seas 4 to 6 ft. patchy fog.
vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt with gusts up to 25 kt. seas 4 to
6 ft. patchy fog in the morning. scattered showers in the morning
with vsby 1 to 3 nm. 
.sat night...nw winds 5 to 10 kt, becoming n after midnight. seas
3 to 5 ft. 
.sun...n winds 5 to 10 kt, becoming s in the afternoon. seas 2 to
4 ft. 
.sun night...s winds 10 to 15 kt with gusts up to 20 kt,
increasing to 20 to 25 kt with gusts up to 30 kt after midnight.
seas 2 to 3 ft, building to 3 to 5 ft after midnight. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. 
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
6 to 9 ft. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt. seas 4 to
6 ft. 
.tue night...s winds 10 to 15 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.

$$