fzus51 kbox 230207
cwfbox
expires:202603231500;;141649

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz231-231500-
cape cod bay-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through monday evening...

.overnight...w winds around 10 kt, becoming n 15 to 20 kt with
gusts up to 25 kt. seas 2 to 4 ft. wave detail: n 2 ft at
4 seconds and s 2 ft at 5 seconds. rain. patchy fog. vsby 1 nm or
less. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: n 4 ft at 5 seconds and s 2 ft at 8 seconds.
rain with a chance of snow in the morning, then a chance of snow
showers in the afternoon. 
.mon night...n winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 3 to 5 ft. wave detail: n
5 ft at 6 seconds and e 4 ft at 10 seconds. snow showers likely
in the evening. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming nw
5 to 10 kt in the afternoon. seas 2 to 4 ft. wave detail: ne 4 ft
at 9 seconds and n 3 ft at 5 seconds. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: ne 3 ft at 9 seconds and
sw 2 ft at 3 seconds. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: s 1 foot at 4 seconds and e 1 foot at
9 seconds. 
.thu night...s winds 20 to 25 kt with gusts up to 30 kt. seas
2 to 4 ft. rain likely with a chance of snow. 
.fri...nw winds 20 to 25 kt. seas 3 to 4 ft. rain likely. 
.fri night...n winds 15 to 20 kt with gusts up to 25 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 230207
cwfbox
expires:202603231500;;141653

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz232-231500-
nantucket sound-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through monday evening...

.overnight...sw winds 5 to 10 kt, becoming n 10 to 15 kt with
gusts up to 25 kt. seas 2 to 3 ft. wave detail: se 2 ft at
7 seconds and sw 1 foot at 3 seconds. rain. patchy fog. vsby 1 nm
or less. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: n 3 ft at 4 seconds and s 2 ft at 7 seconds.
rain in the morning, then showers likely with a chance of snow
showers in the afternoon. 
.mon night...n winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 2 to 4 ft. wave detail: n
3 ft at 4 seconds and e 2 ft at 9 seconds. a chance of snow
showers. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming nw
5 to 10 kt in the afternoon. seas 2 to 4 ft. wave detail: n 2 ft
at 4 seconds and e 2 ft at 9 seconds. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and e
2 ft at 9 seconds. 
.thu...sw winds 10 to 15 kt. seas around 2 ft. wave detail: s
2 ft at 4 seconds and e 1 foot at 9 seconds. 
.thu night...s winds 25 to 30 kt. seas 3 to 5 ft. rain likely. 
.fri...nw winds 25 to 30 kt. seas 3 to 5 ft. a chance of rain. 
.fri night...n winds 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 230207
cwfbox
expires:202603231500;;141654

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz233-231500-
vineyard sound-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through monday evening...

.overnight...w winds around 5 kt, becoming n 10 to 15 kt with
gusts up to 25 kt. seas 2 to 4 ft. wave detail: se 2 ft at
7 seconds and sw 1 foot at 4 seconds. rain. patchy fog. vsby 1 nm
or less. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: n 2 ft at 4 seconds and s 2 ft at 7 seconds.
rain in the morning, then a chance of snow and rain showers in
the afternoon. 
.mon night...n winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 2 ft at 4 seconds and s 2 ft at
7 seconds. a chance of snow showers. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming nw
5 to 10 kt in the afternoon. seas 2 to 3 ft. wave detail: n 2 ft
at 4 seconds and s 2 ft at 8 seconds. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: sw 3 ft at 4 seconds and
ne 1 foot at 3 seconds. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: s 2 ft at 6 seconds and e 1 foot at 9 seconds.
.thu night...s winds 25 to 30 kt. seas 3 to 5 ft. rain likely. 
.fri...w winds 25 to 30 kt. seas 4 to 6 ft. a chance of rain. 
.fri night...n winds 15 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 230207
cwfbox
expires:202603231500;;141655

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz234-231500-
buzzards bay-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through monday evening...

.overnight...w winds 5 to 10 kt, becoming n 10 to 15 kt with
gusts up to 25 kt. seas 2 to 4 ft. wave detail: s 2 ft at
7 seconds and sw 1 foot at 4 seconds. rain. patchy fog. vsby 1 nm
or less. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: n 2 ft at 4 seconds and sw 2 ft at 7 seconds.
rain in the morning, then a chance of snow and rain showers in
the afternoon. 
.mon night...n winds 10 to 15 kt, becoming nw 5 to 10 kt after
midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail: n 2 ft
at 4 seconds and s 2 ft at 7 seconds. a chance of snow showers. 
.tue...nw winds 5 to 10 kt. gusts up to 20 kt in the morning.
seas 2 to 3 ft. wave detail: e 2 ft at 9 seconds and n 1 foot at
4 seconds. 
.tue night...sw winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas around 2 ft. wave detail: sw 2 ft at 4 seconds and
e 2 ft at 9 seconds. 
.wed and wed night...sw winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: s 4 ft at 6 seconds and e 1 foot at
9 seconds. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. 
.thu night...s winds 25 to 30 kt. seas 3 to 5 ft. rain likely. 
.fri...w winds 25 to 30 kt. seas 3 to 5 ft. a chance of rain. 
.fri night...n winds 15 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 230207
cwfbox
expires:202603231500;;141656

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz235-231500-
rhode island sound-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through monday evening...

.overnight...w winds 5 to 10 kt, becoming n 15 to 20 kt with
gusts up to 25 kt. seas 3 to 4 ft. wave detail: se 4 ft at
7 seconds and n 1 foot at 3 seconds. rain. patchy fog. vsby 1 nm
or less. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: s 5 ft at 8 seconds and n 3 ft at 4 seconds.
rain in the morning, then a chance of snow and rain showers in
the afternoon. 
.mon night...n winds 10 to 15 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: s 4 ft at 8 seconds and n 3 ft at
4 seconds. a chance of snow showers. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming w
5 to 10 kt in the afternoon. seas 2 to 4 ft. wave detail: s 3 ft
at 8 seconds and se 3 ft at 9 seconds. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: sw 4 ft at 5 seconds and s
2 ft at 8 seconds. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: s 3 ft at 8 seconds and sw 2 ft at 5 seconds. 
.thu night...sw winds 25 to 30 kt. seas 4 to 6 ft. rain likely. 
.fri...w winds 25 to 30 kt. seas 4 to 6 ft. a chance of rain. 
.fri night...n winds 15 to 20 kt with gusts up to 25 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 230207
cwfbox
expires:202603231500;;141659

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz236-231500-
narragansett bay-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through monday evening...

.overnight...w winds around 5 kt, becoming n 10 to 15 kt with
gusts up to 25 kt. waves 2 to 3 ft. rain. patchy fog. vsby 1 nm
or less. 
.mon...n winds 10 to 15 kt with gusts up to 30 kt. waves around
3 ft. rain with a chance of snow in the morning, then a chance of
snow showers in the afternoon. 
.mon night...n winds 5 to 10 kt with gusts up to 25 kt. waves
2 to 3 ft. snow showers likely in the evening. 
.tue...n winds 5 to 10 kt with gusts up to 20 kt, becoming w in
the afternoon. waves 2 to 3 ft. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. waves 2 to 3 ft. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. 
.thu night and fri...sw winds 20 to 25 kt, becoming nw 15 to
20 kt. gusts up to 30 kt. waves 3 to 5 ft. rain likely. 
.fri night...n winds 10 to 15 kt with gusts up to 20 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 230207
cwfbox
expires:202603231500;;141647

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz250-231500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through tuesday afternoon...

.overnight...nw winds 10 to 15 kt, becoming n 20 to 25 kt. gusts
up to 30 kt. seas 3 to 5 ft. wave detail: n 3 ft at 4 seconds and
se 3 ft at 8 seconds. rain. patchy fog. vsby 1 nm or less. 
.mon...ne winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. wave detail: ne 7 ft at 6 seconds and se 5 ft at
10 seconds. rain with snow with possible sleet in the morning,
then a chance of snow showers in the afternoon. 
.mon night...n winds 15 to 20 kt with gusts up to 30 kt. seas
6 to 8 ft. wave detail: ne 7 ft at 8 seconds and se 2 ft at
9 seconds. snow showers likely in the evening. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming w
5 to 10 kt in the afternoon. seas 5 to 7 ft. wave detail: ne 6 ft
at 9 seconds and se 2 ft at 9 seconds. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 3 to 5 ft. wave detail: e 5 ft at 9 seconds and s
4 ft at 5 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: s 2 ft at 5 seconds and e 1 foot at
10 seconds. 
.thu night...s winds 20 to 25 kt with gusts up to 35 kt. seas
4 to 6 ft. rain likely with a chance of snow. 
.fri...nw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. rain likely. 
.fri night...n winds 20 to 25 kt. seas 4 to 6 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 230207
cwfbox
expires:202603231500;;141650

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz254-231500-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through tuesday afternoon...

.overnight...w winds around 10 kt, becoming n 15 to 20 kt. gusts
up to 25 kt. seas 3 to 5 ft. wave detail: se 3 ft at 7 seconds
and nw 2 ft at 3 seconds. rain. patchy fog. vsby 1 nm or less. 
.mon...n winds 15 to 20 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: n 6 ft at 5 seconds and s 4 ft at 8 seconds.
rain in the morning, then a chance of rain and snow showers in
the afternoon. 
.mon night...n winds 15 to 20 kt with gusts up to 30 kt. seas
5 to 8 ft. wave detail: ne 7 ft at 7 seconds and e 7 ft at
10 seconds. a chance of snow showers. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming nw
5 to 10 kt in the afternoon. seas 5 to 7 ft. wave detail: ne 6 ft
at 9 seconds and s 3 ft at 9 seconds. 
.tue night through wed night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 3 to 5 ft. wave detail: ne 5 ft at 9 seconds and
sw 3 ft at 4 seconds. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot at
9 seconds. 
.thu night...s winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 7 ft. a chance of rain and snow. 
.fri...w winds 25 to 30 kt. seas 5 to 8 ft. a chance of rain. 
.fri night...n winds 20 to 25 kt. seas 5 to 7 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 230207
cwfbox
expires:202603231500;;141651

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1006 pm edt sun mar 22 2026

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


anz255-231500-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1006 pm edt sun mar 22 2026

...small craft advisory in effect through tuesday afternoon...

.overnight...sw winds 5 to 10 kt, becoming n 10 to 15 kt with
gusts up to 25 kt. seas 4 to 5 ft. wave detail: s 5 ft at
7 seconds and e 2 ft at 7 seconds. rain. patchy fog. vsby 1 nm or
less. 
.mon...n winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft. wave detail: s 5 ft
at 7 seconds and n 4 ft at 5 seconds. rain in the morning, then a
chance of rain and snow showers in the afternoon. 
.mon night...n winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail:
ne 4 ft at 7 seconds and s 4 ft at 8 seconds. a chance of snow
and rain showers in the evening. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming nw
5 to 10 kt in the afternoon. seas 4 to 6 ft. wave detail: e 4 ft
at 8 seconds and n 3 ft at 4 seconds. 
.tue night through wed night...sw winds 15 to 20 kt. seas 3 to
5 ft. wave detail: sw 4 ft at 5 seconds and e 4 ft at 9 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: s 3 ft at 6 seconds and e 1 foot at 9 seconds.
.thu night and fri...s winds 25 to 30 kt, becoming w. seas 5 to
8 ft. a chance of rain. 
.fri night...n winds 20 to 25 kt. seas 4 to 6 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.

$$