fzus51 kbox 282305
cwfbox
expires:202510291200;;930654

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz231-291200-
cape cod bay-
705 pm edt tue oct 28 2025

...small craft advisory in effect through thursday morning...

.tonight...ne winds 25 to 30 kt. seas 4 to 6 ft. wave detail: n
6 ft at 5 seconds and e 2 ft at 9 seconds. a chance of showers. 
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: ne 6 ft at 9 seconds and n 5 ft at 5 seconds.
a chance of showers. patchy fog in the afternoon. 
.wed 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 e 4 ft at
9 seconds. patchy fog. a chance of showers. 
.thu...ne winds 10 to 15 kt, becoming e 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: e 4 ft
at 10 seconds and n 3 ft at 5 seconds. a chance of showers in the
morning, then showers in the afternoon. patchy fog in the
morning. 
.thu night...e winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: e 4 ft at 10 seconds and e 3 ft at
4 seconds. showers. vsby 1 to 3 nm. 
.fri...s winds 15 to 20 kt with gusts up to 25 kt, becoming sw
20 to 25 kt with gusts up to 35 kt in the afternoon. seas 3 to
5 ft. wave detail: e 5 ft at 10 seconds and sw 4 ft at 4 seconds.
showers, mainly in the morning with vsby 1 to 3 nm. 
.fri night...w winds 25 to 30 kt with gusts up to 40 kt. seas
4 to 6 ft. 
.sat...w winds 25 to 30 kt with gusts up to 40 kt. seas 3 to
5 ft. 
.sat night...w winds 20 to 25 kt with gusts up to 30 kt. seas
2 to 4 ft. 
.sun and sun night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 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 282305
cwfbox
expires:202510291200;;930658

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz232-291200-
nantucket sound-
705 pm edt tue oct 28 2025

...small craft advisory in effect through thursday morning...

.tonight...ne winds 25 to 30 kt with gusts up to 35 kt. seas 3 to
5 ft. wave detail: ne 5 ft at 5 seconds and se 1 foot at
7 seconds. a chance of showers.
.wed...ne winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. seas 3 to 5 ft. wave detail: n 5 ft at 4 seconds and e
4 ft at 9 seconds. a chance of showers. patchy fog in the
afternoon. 
.wed night...ne winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 3 to 5 ft. wave detail: n 4 ft at 4 seconds
and e 4 ft at 10 seconds. patchy fog. a chance of showers. 
.thu...ne winds 15 to 20 kt, becoming e 20 to 25 kt in the
afternoon. seas 3 to 5 ft. wave detail: ne 3 ft at 4 seconds and
e 3 ft at 10 seconds. a chance of showers in the morning, then
showers in the afternoon. patchy fog in the morning. 
.thu night...e winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. wave detail: e 5 ft at 5 seconds and e 3 ft at
11 seconds. showers. vsby 1 to 3 nm. 
.fri...sw winds 25 to 35 kt. seas 5 to 7 ft. wave detail: sw 6 ft
at 5 seconds and e 4 ft at 6 seconds. showers, mainly in the
morning with vsby 1 to 3 nm. 
.fri night...w winds 30 to 40 kt with gusts up to 45 kt. seas
6 to 9 ft. 
.sat...w winds 30 to 40 kt with gusts up to 45 kt. seas 5 to
8 ft. 
.sat night...w winds 25 to 30 kt. seas 4 to 6 ft. 
.sun and sun night...w winds 10 to 15 kt. 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 282305
cwfbox
expires:202510291200;;930659

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz233-291200-
vineyard sound-
705 pm edt tue oct 28 2025

...small craft advisory in effect through thursday morning...

.tonight...ne winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: ne 4 ft at 4 seconds and se 1 foot at
8 seconds. a chance of showers this evening, then showers likely
after midnight. 
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: n 4 ft at 4 seconds and ne 3 ft at 9 seconds.
a chance of showers. patchy fog in the afternoon. 
.wed night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: n 3 ft at 4 seconds and e 2 ft at
10 seconds. patchy fog. a chance of showers. 
.thu...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: ne 2 ft at 3 seconds and e 2 ft at 10 seconds.
a chance of showers in the morning, then showers in the
afternoon. patchy fog in the morning. 
.thu night...e winds 20 to 25 kt. seas 3 to 5 ft. wave detail: e
3 ft at 4 seconds and se 3 ft at 8 seconds. showers. vsby 1 to
3 nm. 
.fri...sw winds 25 to 30 kt. gusts up to 40 kt in the afternoon.
seas 4 to 6 ft, building to 5 to 8 ft in the afternoon. wave
detail: sw 4 ft at 5 seconds and s 4 ft at 9 seconds, becoming sw
8 ft at 7 seconds and e 2 ft at 10 seconds. showers, mainly in
the morning with vsby 1 to 3 nm. 
.fri night...w winds 30 to 40 kt. seas 8 to 11 ft. 
.sat...w winds 25 to 35 kt with gusts up to 40 kt. seas 6 to
9 ft. 
.sat night...w winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. 
.sun and sun night...w 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 282305
cwfbox
expires:202510291200;;930660

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz234-291200-
buzzards bay-
705 pm edt tue oct 28 2025

...small craft advisory in effect through thursday morning...

.tonight...ne winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: ne 4 ft at 4 seconds and se 1 foot at
8 seconds. a chance of showers.
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: n 3 ft at 4 seconds and e 3 ft at 9 seconds. a
chance of showers. patchy fog in the afternoon. 
.wed night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: n 3 ft at 4 seconds and e 3 ft at
10 seconds. patchy fog. a chance of showers. 
.thu...ne winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: e 3 ft at 10 seconds and ne 2 ft at 3 seconds.
a chance of showers in the morning, then showers in the
afternoon. patchy fog in the morning. vsby 1 to 3 nm in the
afternoon. 
.thu night...e winds 20 to 25 kt. seas around 3 ft. wave detail:
e 3 ft at 4 seconds and se 3 ft at 8 seconds. showers. vsby 1 to
3 nm. 
.fri...sw winds 20 to 25 kt with gusts up to 30 kt, becoming w
25 to 30 kt with gusts up to 40 kt in the afternoon. seas 4 to
6 ft. wave detail: sw 6 ft at 8 seconds and sw 5 ft at 5 seconds.
showers, mainly in the morning with vsby 1 to 3 nm. 
.fri night...w winds 30 to 35 kt with gusts up to 40 kt. seas
5 to 7 ft. 
.sat...w winds 25 to 35 kt with gusts up to 40 kt. seas 5 to
7 ft. 
.sat night...w winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. 
.sun and sun night...w winds 10 to 15 kt. 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 282305
cwfbox
expires:202510291200;;930661

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz235-291200-
rhode island sound-
705 pm edt tue oct 28 2025

...small craft advisory in effect through thursday morning...

.tonight...ne winds 25 to 30 kt. seas 3 to 5 ft. wave detail: ne
5 ft at 5 seconds and se 1 foot at 8 seconds. a chance of
showers. 
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: ne 5 ft at 5 seconds and e 3 ft at 9 seconds.
a chance of showers. patchy fog in the afternoon. 
.wed night...ne winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 4 to 6 ft. wave detail: ne 5 ft at 5 seconds
and se 3 ft at 11 seconds. a chance of showers. patchy fog after
midnight. 
.thu...ne winds 15 to 20 kt, becoming e 20 to 25 kt in the
afternoon. seas 4 to 6 ft. wave detail: e 5 ft at 5 seconds and
se 3 ft at 10 seconds. a chance of showers in the morning, then
showers in the afternoon. patchy fog in the morning. vsby 1 to
3 nm in the afternoon. 
.thu night...e winds 20 to 25 kt. seas 4 to 6 ft. wave detail: se
6 ft at 8 seconds and e 4 ft at 11 seconds. showers. vsby 1 to
3 nm. 
.fri...sw winds 25 to 35 kt. seas 5 to 7 ft, building to 7 to
10 ft in the afternoon. wave detail: s 7 ft at 9 seconds and sw
4 ft at 5 seconds, becoming sw 10 ft at 9 seconds and w 5 ft at
6 seconds. showers, mainly in the morning with vsby 1 to 3 nm. 
.fri night...w winds 30 to 40 kt. seas 8 to 11 ft, building to
9 to 13 ft after midnight. 
.sat...w winds 30 to 40 kt. seas 7 to 10 ft. 
.sat night...w winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 7 ft. 
.sun and sun night...nw 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 282305
cwfbox
expires:202510291200;;930664

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz236-291200-
narragansett bay-
705 pm edt tue oct 28 2025

.tonight...ne winds 15 to 20 kt with gusts up to 25 kt. waves
around 3 ft. a chance of showers. 
.wed...ne winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
3 ft. a chance of showers. 
.wed night...ne winds 10 to 15 kt. gusts up to 20 kt in the
evening. waves 2 to 3 ft. a chance of showers. patchy fog after
midnight. 
.thu...ne winds 10 to 15 kt, becoming e 15 to 20 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. a chance of
showers in the morning, then showers likely in the afternoon.
patchy fog in the morning. vsby 1 to 3 nm in the afternoon. 
.thu night...e winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 4 ft. showers. vsby 1 to 3 nm. 
.fri...sw winds 20 to 25 kt with gusts up to 35 kt. waves 4 to
6 ft. showers likely, mainly in the morning with vsby 1 to 3 nm. 
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. waves
4 to 6 ft. 
.sat...w winds 25 to 30 kt with gusts up to 35 kt. waves 4 to
6 ft. 
.sat night through sun night...nw winds 15 to 20 kt with gusts up
to 25 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 282305
cwfbox
expires:202510291200;;930652

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz250-291200-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
705 pm edt tue oct 28 2025

...small craft advisory in effect through thursday morning...

.tonight...ne winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft, building to 7 to 9 ft after midnight. wave detail: ne 7 ft
at 7 seconds, becoming ne 8 ft at 8 seconds. a slight chance of
showers this evening, then a chance of showers after midnight. 
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
8 ft. wave detail: ne 8 ft at 8 seconds. a chance of showers. 
.wed night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 6 ft. wave detail: e 6 ft at 9 seconds and ne 2 ft at
5 seconds. a chance of showers. patchy fog after midnight. 
.thu...ne winds 15 to 20 kt with gusts up to 25 kt. seas 5 to
7 ft. wave detail: e 7 ft at 10 seconds and s 2 ft at 10 seconds.
a chance of showers in the morning, then showers in the
afternoon. patchy fog in the morning. 
.thu night...e winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 7 ft. wave detail: e 7 ft at 10 seconds and e 2 ft at
4 seconds. showers. vsby 1 to 3 nm. 
.fri...s winds 15 to 20 kt with gusts up to 25 kt, becoming sw
25 to 30 kt with gusts up to 35 kt in the afternoon. seas 6 to
8 ft. wave detail: e 8 ft at 10 seconds and sw 5 ft at 4 seconds.
showers, mainly in the morning with vsby 1 to 3 nm. 
.fri night...w winds 25 to 30 kt with gusts up to 45 kt. seas
6 to 9 ft. 
.sat...w winds 25 to 30 kt with gusts up to 40 kt. seas 6 to
9 ft. 
.sat night...w winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. 
.sun...w winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. 
.sun night...nw winds around 10 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 282305
cwfbox
expires:202510291200;;930655

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz254-291200-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
705 pm edt tue oct 28 2025

...small craft advisory in effect through thursday morning...

.tonight...ne winds 20 to 25 kt, increasing to 25 to 30 kt after
midnight. seas 6 to 9 ft. wave detail: ne 9 ft at 8 seconds. a
chance of showers. patchy fog after midnight. 
.wed...ne winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
9 ft. wave detail: ne 9 ft at 9 seconds and se 1 foot at
11 seconds. patchy fog. showers likely in the morning. a chance
of showers in the afternoon. 
.wed night...ne winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 5 to 8 ft. wave detail: ne 8 ft at 9 seconds
and ne 2 ft at 4 seconds. patchy fog. a chance of showers. 
.thu...ne winds 15 to 20 kt with gusts up to 25 kt. seas 5 to
7 ft. wave detail: e 7 ft at 10 seconds and s 2 ft at 10 seconds.
a chance of showers in the morning, then showers likely in the
afternoon. patchy fog in the morning. 
.thu night...e winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 7 ft. wave detail: e 7 ft at 10 seconds and e 2 ft at
4 seconds. showers. vsby 1 to 3 nm. 
.fri...s winds 20 to 25 kt, becoming sw 25 to 30 kt in the
afternoon. seas 6 to 8 ft, building to 7 to 10 ft in the
afternoon. wave detail: e 8 ft at 10 seconds and sw 4 ft at
5 seconds, becoming s 8 ft at 8 seconds and e 6 ft at 9 seconds.
showers, mainly in the morning with vsby 1 to 3 nm. 
.fri night...w winds 30 to 40 kt with gusts up to 45 kt. seas
9 to 12 ft. s and e of nantucket, seas 12 to 17 ft, building to
14 to 17 ft after midnight. 
.sat...w winds 25 to 35 kt with gusts up to 45 kt. seas 8 to
11 ft, except 12 to 16 ft s and e of nantucket. 
.sat night...w winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 8 ft. 
.sun...w winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. 
.sun night...nw 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 282305
cwfbox
expires:202510291200;;930656

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
705 pm edt tue oct 28 2025

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


anz255-291200-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
705 pm edt tue oct 28 2025

...gale warning in effect through thursday morning...

.tonight...ne winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft. wave detail: ne 7 ft at 7 seconds and se 1 foot at
7 seconds. a chance of showers this evening, then showers likely
after midnight. patchy fog after midnight. 
.wed...ne winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
8 ft. wave detail: ne 8 ft at 8 seconds and se 2 ft at
11 seconds. a chance of showers. patchy fog in the afternoon. 
.wed night...ne winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 5 to 8 ft. wave detail: e
8 ft at 10 seconds and n 4 ft at 4 seconds. patchy fog. a chance
of showers. 
.thu...ne winds 15 to 20 kt, becoming e 20 to 25 kt in the
afternoon. seas 5 to 7 ft. wave detail: e 7 ft at 10 seconds and
e 5 ft at 5 seconds. a chance of showers in the morning, then
showers in the afternoon. patchy fog in the morning. vsby 1 to
3 nm in the afternoon. 
.thu night...e winds 25 to 30 kt, becoming se 20 to 25 kt after
midnight. seas 5 to 7 ft. wave detail: e 7 ft at 6 seconds and e
7 ft at 11 seconds. showers. vsby 1 to 3 nm. 
.fri...sw winds 25 to 35 kt. seas 6 to 9 ft, building to 9 to
13 ft in the afternoon. wave detail: e 7 ft at 10 seconds and sw
6 ft at 6 seconds, becoming sw 13 ft at 8 seconds and s 5 ft at
20 seconds. showers in the morning with vsby 1 to 3 nm. 
.fri night...w winds 35 to 45 kt with gusts up to 50 kt. seas
12 to 17 ft. 
.sat...w winds 30 to 40 kt with gusts up to 45 kt. seas 11 to
15 ft. 
.sat night...w winds 25 to 30 kt with gusts up to 35 kt. seas
7 to 10 ft. 
.sun...w winds 15 to 20 kt. seas 4 to 6 ft. 
.sun night...nw 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.

$$