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fzus51 kbox 290505
cwfbox
expires:202609291800;;227386

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz231-291800-
cape cod bay-
105 am edt tue sep 29 2026

.rest of tonight...nw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: n 3 ft at 7 seconds and s 1 foot at 7 seconds. patchy
fog. vsby 1 nm or less. 
.tue...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: n 3 ft
at 6 seconds and e 3 ft at 9 seconds. patchy fog in the morning
with vsby 1 to 3 nm. 
.tue night...n winds around 5 kt. seas 2 to 3 ft. wave detail: n
2 ft at 6 seconds and e 2 ft at 9 seconds. 
.wed...n winds around 5 kt, becoming e in the afternoon. seas
around 2 ft. wave detail: n 1 foot at 5 seconds and s 1 foot at
7 seconds. 
.wed night through thu night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and e
2 ft at 8 seconds. 
.fri...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 3 seconds and e 1 foot at 4 seconds. 
.fri night and sat...nw winds 5 to 10 kt, becoming n 10 to 15 kt
with gusts up to 20 kt. seas around 2 ft. a chance of showers. 
.sat night...ne winds 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 290505
cwfbox
expires:202609291800;;227390

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz232-291800-
nantucket sound-
105 am edt tue sep 29 2026

.rest of tonight...w winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: sw 2 ft at 6 seconds and n 2 ft at 8 seconds. patchy fog.
vsby 1 nm or less. 
.tue...w winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: w 2 ft at 3 seconds and e
2 ft at 8 seconds. patchy fog in the morning with vsby 1 nm or
less. 
.tue night...nw winds around 5 kt. seas 2 to 3 ft. wave detail:
ne 2 ft at 6 seconds and e 2 ft at 9 seconds. 
.wed...n winds around 5 kt, becoming sw around 5 kt in the
afternoon. seas around 2 ft. wave detail: nw 1 foot at 5 seconds
and sw 1 foot at 6 seconds. 
.wed night through thu night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: sw 2 ft at 3 seconds and s
2 ft at 7 seconds. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 4 seconds and e 1 foot at
8 seconds. 
.fri night and sat...w winds 10 to 15 kt, becoming n. seas around
2 ft. a chance of showers. 
.sat night...ne winds 10 to 15 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 290505
cwfbox
expires:202609291800;;227391

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz233-291800-
vineyard sound-
105 am edt tue sep 29 2026

.rest of tonight...nw winds around 10 kt. seas 2 to 3 ft. wave
detail: sw 3 ft at 7 seconds and n 2 ft at 7 seconds. patchy fog.
vsby 1 to 3 nm. 
.tue...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 7 seconds and nw 1 foot at 3 seconds. 
.tue night...nw winds around 5 kt, becoming n after midnight.
seas around 2 ft. wave detail: sw 2 ft at 6 seconds and ne 2 ft
at 9 seconds. 
.wed...n winds around 5 kt, becoming sw in the afternoon. seas
1 foot or less. wave detail: sw 1 foot at 5 seconds and n 1 foot
at 6 seconds. 
.wed night through thu night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and
ne 1 foot at 4 seconds. 
.fri...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 6 seconds and w 1 foot at 2 seconds. 
.fri night and sat...nw winds 5 to 10 kt, becoming ne 10 to
15 kt. seas around 2 ft. a chance of showers. 
.sat night...ne winds 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 290505
cwfbox
expires:202609291800;;227392

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz234-291800-
buzzards bay-
105 am edt tue sep 29 2026

.rest of tonight...nw winds around 10 kt. seas around 2 ft. wave
detail: n 2 ft at 6 seconds and sw 2 ft at 7 seconds. patchy fog.
vsby 1 nm or less. 
.tue...w winds 5 to 10 kt. seas around 2 ft. wave detail: ne 2 ft
at 6 seconds and sw 2 ft at 7 seconds. 
.tue night...nw winds around 5 kt. seas 1 foot or less. wave
detail: n 1 foot at 5 seconds and sw 1 foot at 6 seconds. 
.wed...n winds around 5 kt, becoming sw in the afternoon. seas
1 foot or less. wave detail: sw 1 foot at 5 seconds and n 1 foot
at 7 seconds. 
.wed night through thu night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and
ne 1 foot at 4 seconds. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: sw 2 ft at 3 seconds and sw 2 ft at 6 seconds.
.fri night and sat...nw winds 5 to 10 kt, becoming ne 10 to
15 kt. seas around 2 ft. a chance of showers. 
.sat night...ne winds 5 to 10 kt. seas 1 foot or less.  

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 290505
cwfbox
expires:202609291800;;227393

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz235-291800-
rhode island sound-
105 am edt tue sep 29 2026

.rest of tonight...nw winds around 10 kt. seas 3 to 4 ft. wave
detail: s 4 ft at 7 seconds and n 1 foot at 4 seconds. patchy
fog. vsby 1 to 3 nm. 
.tue...w winds around 10 kt. seas 2 to 3 ft. wave detail: s 3 ft
at 7 seconds and n 2 ft at 4 seconds. 
.tue night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: s 2 ft at 6 seconds and ne 2 ft at
8 seconds. 
.wed...n winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: n 2 ft at 6 seconds and s 1 foot at
7 seconds. 
.wed night through thu night...sw winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and
sw 2 ft at 3 seconds. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 7 seconds and w 1 foot at
3 seconds. 
.fri night and sat...nw winds 10 to 15 kt, becoming ne. seas 2 to
3 ft. a chance of showers. 
.sat night...ne winds 10 to 15 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 290505
cwfbox
expires:202609291800;;227396

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz236-291800-
narragansett bay-
105 am edt tue sep 29 2026

.rest of tonight...nw winds 5 to 10 kt. waves 2 to 3 ft. patchy
fog. vsby 1 to 3 nm. 
.tue...w winds 5 to 10 kt. waves around 2 ft. 
.tue night...w winds around 5 kt, becoming n after midnight.
waves around 2 ft in the evening, then 1 foot or less. 
.wed...nw winds around 5 kt, becoming s in the afternoon. waves
1 foot or less. 
.wed night through thu night...sw winds 10 to 15 kt with gusts up
to 20 kt. waves 2 to 3 ft. 
.fri...sw winds 5 to 10 kt. waves around 2 ft. 
.fri night...nw winds 5 to 10 kt. waves around 2 ft. a chance of
showers. 
.sat and sat night...ne winds 5 to 10 kt. waves 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 290505
cwfbox
expires:202609291800;;227384

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz250-291800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
105 am edt tue sep 29 2026

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

.rest of tonight...n winds 10 to 15 kt with gusts up to 20 kt.
seas 5 to 6 ft. wave detail: n 5 ft at 6 seconds and se 2 ft at
7 seconds. patchy fog. a slight chance of showers. vsby 1 nm or
less. 
.tue...nw winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas 4 to 5 ft. wave detail: n
4 ft at 6 seconds and se 2 ft at 7 seconds. patchy fog in the
morning with vsby 1 nm or less. 
.tue night...nw winds around 5 kt. seas 3 to 4 ft. wave detail: e
3 ft at 9 seconds and n 2 ft at 5 seconds. 
.wed...nw winds around 5 kt, becoming sw in the afternoon. seas
3 to 4 ft. wave detail: e 3 ft at 9 seconds and n 1 foot at
2 seconds. 
.wed night through thu night...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. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: sw 2 ft at 4 seconds and e 2 ft at 8 seconds. 
.fri night...nw winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers. 
.sat and sat night...n winds 5 to 10 kt, becoming e. 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 290505
cwfbox
expires:202609291800;;227387

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz254-291800-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
105 am edt tue sep 29 2026

...small craft advisory in effect until 8 am edt this morning...

.rest of tonight...w winds 10 to 15 kt. seas 4 to 6 ft. wave
detail: ne 5 ft at 7 seconds and s 3 ft at 7 seconds. patchy fog.
vsby 1 nm or less. 
.tue...w winds 10 to 15 kt with gusts up to 20 kt, becoming nw
5 to 10 kt in the afternoon. seas 3 to 5 ft. wave detail: ne 4 ft
at 7 seconds and s 3 ft at 7 seconds. patchy fog in the morning
with vsby 1 nm or less. 
.tue night...nw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
3 ft at 9 seconds and n 2 ft at 5 seconds. 
.wed...nw winds around 5 kt. seas 3 to 4 ft. wave detail: e 3 ft
at 9 seconds and n 1 foot at 5 seconds. 
.wed night through thu night...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. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: sw 3 ft at 5 seconds and e 2 ft at 8 seconds. 
.fri night and sat...w winds 5 to 10 kt, becoming n 10 to 15 kt
with gusts up to 20 kt. seas 2 to 3 ft. a chance of showers. 
.sat night...ne winds 5 to 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 290505
cwfbox
expires:202609291800;;227388

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 am edt tue sep 29 2026

coastal waters from the merrimack river ma to watch hill ri out
to 60 nm


anz255-291800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
105 am edt tue sep 29 2026

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

.rest of tonight...w winds 10 to 15 kt. seas 4 to 6 ft. wave
detail: s 4 ft at 7 seconds and e 3 ft at 8 seconds. patchy fog.
vsby 1 nm or less. 
.tue...w winds 10 to 15 kt. seas 3 to 5 ft. wave detail: sw 4 ft
at 7 seconds and e 3 ft at 8 seconds. 
.tue night...w winds 5 to 10 kt, becoming n after midnight. seas
2 to 4 ft. wave detail: n 3 ft at 5 seconds and e 3 ft at
9 seconds. 
.wed...n winds around 5 kt, becoming sw around 5 kt in the
afternoon. seas 2 to 3 ft. wave detail: s 2 ft at 6 seconds and e
2 ft at 9 seconds. 
.wed night through thu night...sw winds 15 to 20 kt. seas 2 to
4 ft. wave detail: sw 4 ft at 5 seconds and e 2 ft at 9 seconds. 
.fri...sw winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: w 4 ft at 5 seconds and e 1 foot at 5 seconds.
.fri night and sat...w winds 10 to 15 kt, becoming ne. seas 2 to
3 ft. a chance of showers. 
.sat night...ne 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.

$$
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