fzus51 kbox 090504
cwfbox
expires:202603091800;;878854

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz231-091800-
cape cod bay-
104 am edt mon mar 9 2026

.rest of tonight...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: e 2 ft at 10 seconds and sw 1 foot at 2 seconds. patchy
dense fog. vsby 1 nm or less. 
.mon...sw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas around 2 ft. wave detail: e 2 ft
at 9 seconds and sw 1 foot at 3 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas around 2 ft. wave
detail: e 2 ft at 9 seconds and sw 1 foot at 3 seconds. patchy
fog after midnight with vsby 1 to 3 nm. 
.tue...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 2 seconds and e 1 foot at 9 seconds. 
.tue night...sw winds 5 to 10 kt. seas around 2 ft in the
evening, then 1 foot or less. wave detail: sw 1 foot at 2 seconds
and se 1 foot at 8 seconds. 
.wed...s winds 5 to 10 kt, increasing to 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. wave detail: s 1 foot at 2 seconds and se
1 foot at 8 seconds, becoming s 2 ft at 3 seconds and e 1 foot at
9 seconds. a chance of rain in the afternoon. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. a chance of rain. 
.thu...sw winds around 20 kt with gusts up to 25 kt. seas 3 to
4 ft. rain likely. 
.thu night...nw winds 20 to 25 kt. seas 2 to 4 ft. a chance of
rain. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. 
.fri night...s winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. a chance of rain.  

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 090504
cwfbox
expires:202603091800;;878858

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz232-091800-
nantucket sound-
104 am edt mon mar 9 2026

.rest of tonight...sw winds around 5 kt. seas 2 to 3 ft. wave
detail: sw 2 ft at 7 seconds and e 1 foot at 9 seconds. patchy
dense fog. vsby 1 nm or less. 
.mon...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw 2 ft
at 6 seconds and e 1 foot at 9 seconds. patchy dense fog. vsby
1 nm or less. 
.mon night...sw winds around 10 kt. seas 2 to 3 ft. wave detail:
sw 2 ft at 4 seconds and e 1 foot at 9 seconds. patchy fog. vsby
1 nm or less. 
.tue...sw winds around 10 kt. seas around 2 ft. wave detail: sw
1 foot at 5 seconds and e 1 foot at 9 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.tue night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 4 seconds and e 1 foot at 8 seconds. patchy fog in
the evening with vsby 1 nm or less. 
.wed...s 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: s 2 ft
at 3 seconds and se 1 foot at 8 seconds. 
.wed night...s winds 20 to 25 kt with gusts up to 30 kt. seas
2 to 4 ft, building to 4 to 6 ft after midnight. 
.thu...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. rain likely. 
.thu night...nw winds 20 to 25 kt. seas 4 to 6 ft. a chance of
rain. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. 
.fri night...s winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. a chance of rain.  

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 090504
cwfbox
expires:202603091800;;878859

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz233-091800-
vineyard sound-
104 am edt mon mar 9 2026

.rest of tonight...sw winds around 5 kt. seas 2 to 3 ft. wave
detail: sw 3 ft at 7 seconds and e 1 foot at 9 seconds. patchy
dense fog. vsby 1 nm or less. 
.mon...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 7 seconds and e 1 foot at 9 seconds. patchy dense fog in the
morning, then patchy fog in the afternoon. vsby 1 nm or less. 
.mon night...sw winds around 10 kt. seas 2 to 3 ft. wave detail:
sw 2 ft at 6 seconds and e 1 foot at 9 seconds. patchy fog. vsby
1 nm or less. 
.tue...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 6 seconds and se 1 foot at 9 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.tue night and wed...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 2 ft at 6 seconds and se 1 foot
at 9 seconds. 
.wed night...s winds 20 to 25 kt, becoming sw 25 to 30 kt after
midnight. seas 3 to 5 ft, building to 5 to 7 ft after midnight.
wave detail: s 5 ft at 5 seconds and e 1 foot at 12 seconds,
becoming sw 7 ft at 7 seconds and e 1 foot at 12 seconds. a
chance of rain after midnight. 
.thu...sw winds 25 to 30 kt. seas 6 to 9 ft. rain likely. 
.thu night...nw winds 20 to 25 kt. seas 5 to 7 ft. a chance of
rain. 
.fri...sw winds 15 to 20 kt. seas 3 to 5 ft. 
.fri night...s winds 25 to 30 kt. seas 4 to 6 ft. a chance of
rain.  

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 090504
cwfbox
expires:202603091800;;878860

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz234-091800-
buzzards bay-
104 am edt mon mar 9 2026

.rest of tonight...sw winds around 5 kt. seas 2 to 3 ft. wave
detail: sw 2 ft at 7 seconds and e 1 foot at 9 seconds. patchy
dense fog. vsby 1 nm or less. 
.mon...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 7 seconds and e 1 foot at 9 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.mon night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and e 1 foot at 9 seconds. patchy fog. vsby
1 nm or less. 
.tue...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 5 seconds and se 1 foot at 9 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.tue night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and se 1 foot at 9 seconds. 
.wed...s winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and se 1 foot at 9 seconds. a chance of rain in
the afternoon. 
.wed night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
2 to 4 ft, building to 4 to 6 ft after midnight. a chance of
rain. 
.thu...w winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. rain likely. 
.thu night...nw winds 20 to 25 kt. seas 3 to 5 ft. a chance of
rain. 
.fri...sw winds 15 to 20 kt. seas 2 to 4 ft. 
.fri night...s winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. a chance of rain.  

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 090504
cwfbox
expires:202603091800;;878861

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz235-091800-
rhode island sound-
104 am edt mon mar 9 2026

.rest of tonight...sw winds around 5 kt. seas 3 to 4 ft. wave
detail: s 4 ft at 8 seconds and se 2 ft at 9 seconds. patchy
dense fog. vsby 1 nm or less. 
.mon...sw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: s 4 ft
at 8 seconds and se 2 ft at 9 seconds. patchy fog. vsby 1 nm or
less. 
.mon night...sw winds 10 to 15 kt. seas 2 to 4 ft. wave detail: s
3 ft at 7 seconds and e 1 foot at 9 seconds. patchy fog. vsby
1 nm or less. 
.tue...sw winds around 10 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 7 seconds and se 2 ft at 9 seconds. patchy fog in the morning
with vsby 1 nm or less. 
.tue night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 7 seconds and se 2 ft at 9 seconds. patchy fog in the
evening with vsby 1 nm or less. 
.wed...s 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: s 3 ft
at 7 seconds and se 1 foot at 9 seconds. a chance of rain in the
afternoon. 
.wed night...s winds 20 to 25 kt, becoming sw 25 to 30 kt after
midnight. seas 4 to 6 ft, building to 5 to 8 ft after midnight. a
chance of rain. 
.thu...w winds 25 to 30 kt. seas 7 to 10 ft. rain likely. 
.thu night...nw winds 20 to 25 kt. seas 5 to 7 ft. a chance of
rain. 
.fri...sw winds 15 to 20 kt. seas 3 to 5 ft. 
.fri night...s winds 25 to 30 kt. seas 5 to 7 ft. a chance of
rain.  

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 090504
cwfbox
expires:202603091800;;878864

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz236-091800-
narragansett bay-
104 am edt mon mar 9 2026

.rest of tonight...sw winds around 5 kt. waves 2 to 3 ft. patchy
dense fog. vsby 1 nm or less. 
.mon...s winds 5 to 10 kt. waves 2 to 3 ft. patchy dense fog in
the morning with vsby 1 nm or less. 
.mon night...sw winds 5 to 10 kt. waves 2 to 3 ft. patchy fog.
vsby 1 nm or less. 
.tue...sw winds 5 to 10 kt. waves around 2 ft. patchy fog in the
morning with vsby 1 nm or less. 
.tue night...sw winds 5 to 10 kt. waves around 2 ft. 
.wed...s winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves around 2 ft. a chance of
rain. 
.wed night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. waves 3 to 5 ft. a chance of rain. 
.thu...w winds 20 to 25 kt with gusts up to 30 kt. waves 4 to
6 ft. rain likely. 
.thu night...nw winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 3 ft, except 4 to 6 ft at the bay entrance. a chance of
rain. 
.fri...sw winds 15 to 20 kt. waves 2 to 3 ft. 
.fri night...s winds 15 to 20 kt with gusts up to 25 kt. waves
3 to 5 ft. a chance of rain.  

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 090504
cwfbox
expires:202603091800;;878852

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz250-091800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 am edt mon mar 9 2026

.rest of tonight...sw winds around 10 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: e 3 ft at 9 seconds and w 2 ft at
3 seconds. patchy dense fog. vsby 1 nm or less. 
.mon...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: sw 3 ft at 4 seconds and e 3 ft at 9 seconds.
patchy fog in the morning with vsby 1 nm or less. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. wave detail: sw 3 ft at 4 seconds and e 2 ft at
9 seconds. 
.tue...sw winds around 10 kt. seas 2 to 3 ft. wave detail: sw
2 ft at 4 seconds and se 2 ft at 9 seconds. 
.tue night...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail:
sw 2 ft at 3 seconds and se 2 ft at 8 seconds. 
.wed...se winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: s 3 ft at 4 seconds and e 2 ft at 9 seconds. a
chance of rain. 
.wed night...s winds 15 to 20 kt, increasing to 20 to 25 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft, building to 5 to
7 ft after midnight. a chance of rain.
.thu...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. rain likely. 
.thu night...nw winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 7 ft. a chance of rain. 
.fri...sw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. 
.fri night...s winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. rain likely.  

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 090504
cwfbox
expires:202603091800;;878855

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz254-091800-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
104 am edt mon mar 9 2026

...small craft advisory in effect until 10 am edt this morning...

.rest of tonight...sw winds 5 to 10 kt. seas 3 to 5 ft. wave
detail: sw 4 ft at 8 seconds and e 3 ft at 10 seconds. patchy
dense fog. vsby 1 nm or less. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 3 to 5 ft. wave detail: sw
3 ft at 7 seconds and e 3 ft at 9 seconds. patchy fog. vsby 1 nm
or less. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. wave detail: s 3 ft at 7 seconds and e 2 ft at
9 seconds. patchy fog. vsby 1 nm or less. 
.tue...sw winds around 10 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 2 ft at 7 seconds and e 2 ft at
9 seconds. patchy fog. vsby 1 nm or less. 
.tue night...sw winds around 10 kt. seas 2 to 3 ft. wave detail:
sw 2 ft at 6 seconds and se 2 ft at 8 seconds. patchy fog in the
evening with vsby 1 nm or less. 
.wed...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: s 3 ft at 5 seconds and e 2 ft at
9 seconds. 
.wed night...s winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft, building to 5 to 7 ft after midnight. 
.thu...sw winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
9 ft. rain likely. 
.thu night...nw winds 20 to 25 kt with gusts up to 30 kt. seas
6 to 9 ft. a chance of rain. 
.fri...w winds 15 to 20 kt. seas 4 to 6 ft. 
.fri night...s winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. a chance of rain.  

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 090504
cwfbox
expires:202603091800;;878856

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt mon mar 9 2026

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


anz255-091800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 am edt mon mar 9 2026

...small craft advisory in effect until 10 am edt this morning...

.rest of tonight...sw winds 5 to 10 kt. seas 4 to 6 ft. wave
detail: s 5 ft at 8 seconds and e 3 ft at 9 seconds. patchy dense
fog. vsby 1 nm or less. 
.mon...sw winds 5 to 10 kt. seas 3 to 5 ft. wave detail: s 4 ft
at 7 seconds and e 2 ft at 9 seconds. patchy fog. vsby 1 nm or
less. 
.mon night...sw winds around 10 kt. seas 3 to 4 ft. wave detail:
s 3 ft at 7 seconds and e 2 ft at 9 seconds. patchy fog. vsby
1 nm or less. 
.tue...sw winds around 10 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 7 seconds and se 2 ft at 9 seconds. patchy fog. vsby 1 nm or
less. 
.tue night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 7 seconds and se 2 ft at 8 seconds. patchy fog in the
evening with vsby 1 nm or less. 
.wed...s winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: se 4 ft at 7 seconds. 
.wed night...s winds 20 to 25 kt, increasing to 25 to 30 kt after
midnight. seas 4 to 6 ft, building to 7 to 10 ft after midnight. 
.thu...sw winds 25 to 30 kt with gusts up to 35 kt. seas 9 to
12 ft. rain likely. 
.thu night...nw winds 25 to 30 kt. seas 7 to 10 ft. a chance of
rain. 
.fri...w winds 15 to 20 kt. seas 5 to 7 ft. 
.fri night...s winds 25 to 30 kt. seas 5 to 8 ft. a chance of
rain.  

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.

$$