fzus51 kbox 090504
cwfbox
expires:202609091800;;145531

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz231-091800-
cape cod bay-
103 am edt wed sep 9 2026

...gale warning in effect from this evening through thursday
morning...

.rest of tonight...se winds around 5 kt. seas 1 foot or less.
wave detail: n 1 foot at 3 seconds and e 1 foot at 10 seconds. 
.wed...s winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: se
2 ft at 3 seconds and e 1 foot at 10 seconds. 
.wed night...sw winds 15 to 20 kt. gusts up to 25 kt, increasing
to 40 kt after midnight. seas 3 to 5 ft. wave detail: sw 3 ft at
4 seconds and e 1 foot at 4 seconds. a chance of showers after
midnight. 
.thu...sw winds 15 to 20 kt with gusts up to 40 kt, diminishing
to 10 to 15 kt with gusts up to 25 kt in the afternoon. seas 3 to
5 ft, subsiding to 2 to 3 ft in the afternoon. wave detail: sw
3 ft at 4 seconds and e 1 foot at 5 seconds, becoming sw 2 ft at
4 seconds and se 1 foot at 5 seconds. a chance of showers in the
morning. 
.thu night through fri night...n winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: w 2 ft at 3 seconds and n
2 ft at 4 seconds. 
.sat through sun night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: n 1 foot at 4 seconds and se
1 foot at 10 seconds.  

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:202609091800;;145535

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz232-091800-
nantucket sound-
103 am edt wed sep 9 2026

...gale warning in effect from this evening through thursday
morning...

.rest of tonight...s winds 5 to 10 kt. seas 1 foot or less. wave
detail: e 1 foot at 2 seconds and sw 1 foot at 4 seconds. 
.wed...s winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: se 2 ft at 3 seconds and e 1 foot at
10 seconds. 
.wed night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 35 kt. seas around 3 ft. wave detail: sw
3 ft at 5 seconds and e 1 foot at 4 seconds. a chance of showers
after midnight. 
.thu...sw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 35 kt. seas around 3 ft. wave detail: sw
3 ft at 5 seconds and e 1 foot at 5 seconds. a chance of showers
in the morning. 
.thu night through fri night...n winds 10 to 15 kt with gusts up
to 25 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and n
1 foot at 4 seconds. 
.sat through sun...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: s 2 ft at 3 seconds and ne 1 foot
at 5 seconds. 
.sun night...sw winds 10 to 15 kt with gusts up to 20 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 090504
cwfbox
expires:202609091800;;145536

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz233-091800-
vineyard sound-
103 am edt wed sep 9 2026

...gale warning in effect from this evening through thursday
morning...

.rest of tonight...s winds around 5 kt. seas 1 foot or less. wave
detail: e 1 foot at 3 seconds and sw 1 foot at 4 seconds. 
.wed...s winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw
2 ft at 4 seconds and e 2 ft at 4 seconds. 
.wed night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 35 kt. seas 3 to 4 ft, building to
4 to 6 ft after midnight. wave detail: sw 4 ft at 5 seconds and e
2 ft at 4 seconds, becoming sw 6 ft at 7 seconds and e 1 foot at
5 seconds. a chance of showers after midnight. 
.thu...sw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 35 kt. seas 4 to 6 ft, subsiding to 3 to
4 ft in the afternoon. wave detail: sw 6 ft at 7 seconds and se
2 ft at 8 seconds, becoming sw 4 ft at 8 seconds and e 1 foot at
5 seconds. a chance of showers in the morning. 
.thu night and fri...w winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 8 seconds and se 2 ft at
12 seconds. 
.fri night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: sw 2 ft at 7 seconds and n 1 foot at
2 seconds. 
.sat through sun...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. 
.sun night...sw winds 10 to 15 kt with gusts up to 20 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 090504
cwfbox
expires:202609091800;;145537

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz234-091800-
buzzards bay-
103 am edt wed sep 9 2026

...gale warning in effect from this evening through thursday
morning...

.rest of tonight...s winds around 5 kt. seas 1 foot or less. wave
detail: e 1 foot at 2 seconds and sw 1 foot at 4 seconds. 
.wed...s winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: e 2 ft
at 3 seconds and sw 2 ft at 3 seconds. 
.wed night...sw winds 15 to 20 kt with gusts up to 30 kt,
increasing to 20 to 25 kt with gusts up to 40 kt after midnight.
seas 3 to 4 ft, building to 4 to 6 ft after midnight. wave
detail: sw 4 ft at 5 seconds and e 2 ft at 4 seconds, becoming sw
6 ft at 6 seconds and se 2 ft at 11 seconds. a chance of showers
after midnight. 
.thu...sw winds 15 to 20 kt. gusts up to 40 kt, decreasing to
30 kt in the afternoon. seas 4 to 6 ft, subsiding to 3 to 4 ft in
the afternoon. wave detail: sw 6 ft at 7 seconds and se 3 ft at
9 seconds, becoming sw 4 ft at 7 seconds and e 1 foot at
5 seconds. a chance of showers in the morning. 
.thu night and fri...w winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and se 2 ft at
11 seconds. 
.fri night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: sw 2 ft at 7 seconds and n 1 foot at
2 seconds. 
.sat through sun...s winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. 
.sun night...sw 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 090504
cwfbox
expires:202609091800;;145538

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz235-091800-
rhode island sound-
103 am edt wed sep 9 2026

...small craft advisory in effect from this evening through
thursday evening...

.rest of tonight...s winds around 5 kt. seas 1 foot or less. wave
detail: ne 1 foot at 3 seconds and sw 1 foot at 4 seconds. 
.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: se
3 ft at 3 seconds and se 1 foot at 9 seconds. 
.wed night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 35 kt. seas around 3 ft. wave detail:
sw 3 ft at 7 seconds and se 3 ft at 12 seconds. a chance of
showers after midnight. 
.thu...sw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas around 3 ft. wave detail: se
3 ft at 6 seconds. a chance of showers in the morning. 
.thu night...w winds 10 to 15 kt, becoming nw after midnight.
gusts up to 25 kt. seas 2 to 3 ft. wave detail: sw 3 ft at
7 seconds and se 3 ft at 9 seconds. a chance of showers. 
.fri and fri night...n winds 5 to 10 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: w 2 ft at 7 seconds and ne 1 foot
at 3 seconds. 
.sat through sun...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. 
.sun night...sw 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 090504
cwfbox
expires:202609091800;;145541

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz236-091800-
narragansett bay-
103 am edt wed sep 9 2026

...small craft advisory in effect from this evening through
thursday evening...

.rest of tonight...s winds around 5 kt. waves 1 foot or less. 
.wed...s winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. waves 2 to 3 ft. 
.wed night...sw winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. gusts up to 30 kt. waves around 3 ft. a chance of
showers after midnight. 
.thu...sw winds 10 to 15 kt with gusts up to 30 kt. waves 2 to
3 ft. a chance of showers in the morning. 
.thu night and fri...w winds 5 to 10 kt with gusts up to 20 kt.
waves around 2 ft. 
.fri night...nw winds 5 to 10 kt, becoming n after midnight.
waves around 2 ft. 
.sat through sun...s winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.sun night...sw winds 5 to 10 kt with gusts up to 20 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 090504
cwfbox
expires:202609091800;;145529

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz250-091800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
103 am edt wed sep 9 2026

...small craft advisory in effect from this evening through
thursday evening...

.rest of tonight...se winds around 5 kt. seas 1 foot or less.
wave detail: sw 1 foot at 2 seconds and ne 1 foot at 3 seconds. 
.wed...se winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: se
3 ft at 4 seconds and ne 2 ft at 3 seconds. 
.wed night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas around 3 ft. wave detail: s
3 ft at 6 seconds and e 1 foot at 10 seconds. a chance of showers
after midnight. 
.thu...sw winds 20 to 25 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 30 kt. seas 2 to 3 ft. wave detail: sw
3 ft at 5 seconds and se 2 ft at 9 seconds. a chance of showers
in the morning. 
.thu night and fri...w winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and se 2 ft at
10 seconds. 
.fri night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: n 1 foot at 4 seconds and se 1 foot at
10 seconds. 
.sat through sun night...sw winds 10 to 15 kt with 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 090504
cwfbox
expires:202609091800;;145532

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz254-091800-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
103 am edt wed sep 9 2026

...small craft advisory in effect from this evening through
thursday evening...

.rest of tonight...se winds 5 to 10 kt. seas 1 foot or less. wave
detail: n 1 foot at 4 seconds and w 1 foot at 4 seconds. 
.wed...s winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: s 3 ft at 4 seconds and ne 1 foot at
4 seconds. 
.wed night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 30 kt. seas around 3 ft. wave detail: sw
3 ft at 5 seconds and e 1 foot at 4 seconds. 
.thu...sw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas around 3 ft. wave detail: sw
3 ft at 6 seconds and se 1 foot at 5 seconds. a chance of showers
in the morning. 
.thu night through fri night...nw winds 10 to 15 kt with gusts up
to 25 kt. seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and
se 2 ft at 9 seconds. 
.sat through sun...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: s 2 ft at 6 seconds and se 2 ft at
10 seconds. 
.sun 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 090504
cwfbox
expires:202609091800;;145533

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt wed sep 9 2026

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


anz255-091800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
103 am edt wed sep 9 2026

...small craft advisory in effect from this evening through
thursday evening...

.rest of tonight...s winds 5 to 10 kt. seas 1 foot or less. wave
detail: ne 1 foot at 4 seconds and sw 1 foot at 4 seconds. 
.wed...s winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: s 2 ft
at 4 seconds and ne 1 foot at 3 seconds. 
.wed night...s winds 15 to 20 kt, becoming sw 20 to 25 kt after
midnight. gusts up to 35 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 7 seconds and e 1 foot at 4 seconds. 
.thu...sw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 35 kt. seas around 3 ft. wave detail: sw
3 ft at 8 seconds and e 2 ft at 9 seconds. a chance of showers in
the morning. 
.thu night...w winds 15 to 20 kt, becoming nw 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail: sw 3 ft
at 8 seconds and se 1 foot at 9 seconds. a chance of showers. 
.fri and fri night...se winds 5 to 10 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and n 1 foot at
4 seconds. 
.sat through sun...s winds 10 to 15 kt. seas 2 to 3 ft. 
.sun night...s winds 10 to 15 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.

$$