fzus51 kbox 132005
cwfbox
expires:202609140900;;399796

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz231-140900-
cape cod bay-
405 pm edt sun sep 13 2026

...small craft advisory in effect from monday morning through
late monday night...

.tonight...nw winds around 5 kt, becoming sw after midnight. seas
1 foot or less. wave detail: e 1 foot at 3 seconds and w 1 foot
at 4 seconds. patchy fog. a slight chance of showers this
evening. vsby 1 nm or less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: n 3 ft at 3 seconds and se 1 foot at
6 seconds. 
.mon night...n winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 3 ft at 4 seconds and s 2 ft at
7 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas 2 to 3 ft. wave detail: n
2 ft at 4 seconds and s 1 foot at 6 seconds. 
.tue night through wed night...sw winds 5 to 10 kt. seas around
2 ft. wave detail: n 1 foot at 5 seconds and s 1 foot at
8 seconds. 
.thu...s winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 2 seconds and e 1 foot at 4 seconds. 
.thu night and fri...sw 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. 
.fri 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 132005
cwfbox
expires:202609140900;;399800

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz232-140900-
nantucket sound-
405 pm edt sun sep 13 2026

...small craft advisory in effect from monday morning through
late monday night...

.tonight...w winds around 10 kt. seas around 2 ft. wave detail:
se 2 ft at 4 seconds and w 1 foot at 3 seconds. patchy fog. a
chance of showers this evening. vsby 1 nm or less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: nw 2 ft at 3 seconds and ne 2 ft at 5 seconds.
a chance of showers in the morning. 
.mon night...n winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 2 ft at 3 seconds and s 1 foot at
6 seconds. 
.tue...ne winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas around 2 ft. wave detail: n 2 ft at 4 seconds and s 1 foot
at 6 seconds. 
.tue night...e winds 5 to 10 kt, becoming se after midnight. seas
around 2 ft. wave detail: n 2 ft at 5 seconds and s 1 foot at
6 seconds. 
.wed and wed night...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: e 1 foot at 6 seconds and se 1 foot at 9 seconds. 
.thu...sw winds 5 to 10 kt. seas around 2 ft. 
.thu night and fri...sw winds 10 to 15 kt, becoming n with gusts
up to 20 kt. seas around 2 ft. a chance of showers. 
.fri 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 132005
cwfbox
expires:202609140900;;399801

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz233-140900-
vineyard sound-
405 pm edt sun sep 13 2026

...small craft advisory in effect from monday morning through
late monday night...

.tonight...nw winds 5 to 10 kt, becoming w after midnight. seas
around 2 ft. wave detail: s 2 ft at 6 seconds and nw 1 foot at
3 seconds. patchy fog. vsby 1 to 3 nm. 
.mon...nw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: sw 2 ft at 5 seconds and nw 1 foot at
3 seconds. 
.mon night...n winds 10 to 15 kt with gusts up to 25 kt. seas
around 2 ft. wave detail: n 2 ft at 3 seconds and sw 1 foot at
6 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas around 2 ft in the morning,
then 1 foot or less. wave detail: n 2 ft at 3 seconds and s
1 foot at 6 seconds, becoming n 1 foot at 3 seconds and s 1 foot
at 6 seconds. 
.tue night through wed night...sw winds 5 to 10 kt. seas around
2 ft. wave detail: e 1 foot at 3 seconds and nw 1 foot at
3 seconds. 
.thu...sw winds 5 to 10 kt. seas 1 foot or less. wave detail: sw
1 foot at 4 seconds and e 1 foot at 6 seconds. 
.thu night and fri...sw winds 10 to 15 kt, becoming n with gusts
up to 20 kt. seas around 2 ft. a chance of showers. 
.fri 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 132005
cwfbox
expires:202609140900;;399802

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz234-140900-
buzzards bay-
405 pm edt sun sep 13 2026

...small craft advisory in effect from monday morning through
late monday night...

.tonight...nw winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. wave detail: ne 1 foot at 2 seconds and nw 1 foot at
3 seconds. patchy fog. vsby 1 to 3 nm. 
.mon...nw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: nw 1 foot at 3 seconds and e 1 foot at
4 seconds. a chance of showers in the morning. 
.mon night...n winds 10 to 15 kt with gusts up to 20 kt. seas
around 2 ft. wave detail: n 1 foot at 3 seconds and sw 1 foot at
6 seconds. 
.tue...ne winds 5 to 10 kt. gusts up to 20 kt in the morning.
seas around 2 ft in the morning, then 1 foot or less. wave
detail: n 1 foot at 3 seconds and s 1 foot at 6 seconds. 
.tue night through wed night...sw winds 5 to 10 kt. seas around
2 ft. wave detail: e 1 foot at 2 seconds and nw 1 foot at
3 seconds. 
.thu...sw winds 5 to 10 kt. seas around 2 ft. wave detail: se
2 ft at 9 seconds and sw 1 foot at 3 seconds. 
.thu night and fri...sw winds 10 to 15 kt, becoming n with gusts
up to 20 kt. seas around 2 ft. a chance of showers. 
.fri night...ne winds around 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 132005
cwfbox
expires:202609140900;;399803

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz235-140900-
rhode island sound-
405 pm edt sun sep 13 2026

...small craft advisory in effect from monday morning through
late monday night...

.tonight...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 5 seconds and nw 1 foot at 3 seconds. patchy fog. vsby
1 to 3 nm. 
.mon...nw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: s 3 ft at 6 seconds and nw 2 ft at 3 seconds. 
.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 3 seconds and s 2 ft at
6 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt, becoming e
5 to 10 kt in the afternoon. seas around 2 ft. wave detail: n
2 ft at 3 seconds and s 1 foot at 6 seconds. 
.tue night through wed night...sw winds 5 to 10 kt. seas around
2 ft. wave detail: e 1 foot at 3 seconds and nw 1 foot at
4 seconds. 
.thu through fri night...ne winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: ne 2 ft at 3 seconds and sw
2 ft at 4 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 132005
cwfbox
expires:202609140900;;399806

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz236-140900-
narragansett bay-
405 pm edt sun sep 13 2026

.tonight...w winds 5 to 10 kt. waves around 2 ft. patchy fog.
vsby 1 to 3 nm. 
.mon...n winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. 
.mon night...n winds around 10 kt with gusts up to 20 kt. waves
around 2 ft. 
.tue...ne winds 5 to 10 kt, becoming e in the afternoon. waves
around 2 ft in the morning, then 1 foot or less. 
.tue night through wed night...sw winds 5 to 10 kt. waves around
2 ft. 
.thu...sw winds 5 to 10 kt. waves around 2 ft. 
.thu night...sw winds 5 to 10 kt. waves 1 foot or less. a chance
of showers. 
.fri and fri night...n winds 10 to 15 kt, diminishing to 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 132005
cwfbox
expires:202609140900;;399794

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz250-140900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 pm edt sun sep 13 2026

...small craft advisory in effect from monday morning through
late monday night...

.tonight...n winds 5 to 10 kt, becoming sw after midnight. seas
2 to 3 ft. wave detail: e 2 ft at 4 seconds and w 1 foot at
3 seconds. patchy fog. a slight chance of showers this evening.
vsby 1 nm or less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: nw 3 ft at 4 seconds and se 2 ft at 5 seconds.
patchy fog in the morning with vsby 1 to 3 nm. 
.mon night...n winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: n 3 ft at 5 seconds and s 2 ft at
6 seconds. 
.tue...ne winds 10 to 15 kt with gusts up to 20 kt, diminishing
to 5 to 10 kt in the afternoon. seas 2 to 4 ft. wave detail: n
3 ft at 5 seconds and s 2 ft at 6 seconds. 
.tue night through wed night...sw winds 5 to 10 kt. seas 2 to
3 ft. wave detail: n 2 ft at 5 seconds and e 2 ft at 9 seconds. 
.thu...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 2 ft at
7 seconds and sw 1 foot at 3 seconds. 
.thu night and fri...sw 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. 
.fri night...n winds 5 to 10 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 132005
cwfbox
expires:202609140900;;399797

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz254-140900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
405 pm edt sun sep 13 2026

...small craft advisory in effect from monday morning through
late monday night...

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

winds and seas higher in and near tstms.

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 132005
cwfbox
expires:202609140900;;399798

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun sep 13 2026

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


anz255-140900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
405 pm edt sun sep 13 2026

...small craft advisory in effect from monday morning through
late monday night...

.tonight...w winds around 10 kt. seas 3 to 4 ft. wave detail: s
3 ft at 6 seconds and nw 1 foot at 2 seconds. patchy fog. a
chance of showers with a slight chance of tstms this evening.
vsby 1 nm or less. 
.mon...nw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: s 3 ft at 6 seconds and n 2 ft at 4 seconds. 
.mon night...n 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 sw 2 ft at
6 seconds. 
.tue...ne winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 4 ft. wave detail: n 3 ft at 4 seconds and s 1 foot at
6 seconds. 
.tue night...e winds 5 to 10 kt, diminishing to around 5 kt after
midnight. seas 2 to 3 ft. wave detail: e 2 ft at 6 seconds and nw
1 foot at 3 seconds. 
.wed and wed night...sw winds around 5 kt. seas 2 to 3 ft. wave
detail: e 2 ft at 6 seconds and n 1 foot at 3 seconds. 
.thu through fri night...ne winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft.  

winds and seas higher in and near tstms.

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.

$$