fzus51 kbox 250503
cwfbox
expires:202610251800;;141626

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz231-251800-
cape cod bay-
103 am edt sun oct 25 2026

.rest of tonight...w winds around 5 kt. seas around 2 ft. wave
detail: ne 2 ft at 7 seconds and nw 1 foot at 3 seconds. 
.sun...w winds around 5 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: nw 1 foot at 3 seconds and ne 1 foot at
7 seconds. 
.sun night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 2 seconds and ne 1 foot at 7 seconds. 
.mon...sw winds 5 to 10 kt. seas around 2 ft. wave detail: w
1 foot at 2 seconds and ne 1 foot at 12 seconds. 
.mon night through tue night...ne winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: n 3 ft at 5 seconds. 
.wed through thu night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: n 2 ft at 5 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 250503
cwfbox
expires:202610251800;;141630

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz232-251800-
nantucket sound-
103 am edt sun oct 25 2026

.rest of tonight...w winds around 5 kt. seas 2 to 3 ft. wave
detail: e 2 ft at 12 seconds and nw 1 foot at 5 seconds. 
.sun...w winds around 5 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: e 2 ft at 12 seconds and nw 1 foot at
4 seconds. 
.sun night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
e 2 ft at 12 seconds and sw 1 foot at 2 seconds. 
.mon...w winds 10 to 15 kt. seas around 2 ft. wave detail: sw
2 ft at 3 seconds and e 1 foot at 12 seconds. 
.mon night through tue night...ne winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 3 ft. wave detail: ne 3 ft at 7 seconds and w
2 ft at 3 seconds. 
.wed through thu night...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 e
2 ft at 8 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 250503
cwfbox
expires:202610251800;;141631

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz233-251800-
vineyard sound-
103 am edt sun oct 25 2026

.rest of tonight...light and variable winds. seas 1 foot or less.
wave detail: w 1 foot at 2 seconds and e 1 foot at 10 seconds. 
.sun...nw winds around 5 kt, becoming sw in the afternoon. seas
1 foot or less. wave detail: sw 1 foot at 2 seconds and e 1 foot
at 13 seconds. 
.sun night...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: sw 1 foot at 2 seconds and e 1 foot at 10 seconds. 
.mon...w winds 10 to 15 kt. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and e 1 foot at 10 seconds. 
.mon night through tue night...ne winds 15 to 20 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 4 seconds and ne 2 ft at 4 seconds.
.wed through thu night...sw winds 10 to 15 kt with gusts up to
20 kt. seas around 2 ft. wave detail: sw 2 ft at 5 seconds and ne
1 foot at 6 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 250503
cwfbox
expires:202610251800;;141632

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz234-251800-
buzzards bay-
103 am edt sun oct 25 2026

.rest of tonight...nw winds around 5 kt. seas 1 foot or less.
wave detail: nw 1 foot at 2 seconds and e 1 foot at 11 seconds. 
.sun...nw winds around 5 kt, becoming sw in the afternoon. seas
1 foot or less. wave detail: nw 1 foot at 2 seconds and e 1 foot
at 14 seconds. 
.sun night...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: sw 1 foot at 2 seconds and e 1 foot at 9 seconds. 
.mon...w winds around 10 kt. seas around 2 ft. wave detail: sw
1 foot at 3 seconds and e 1 foot at 10 seconds. 
.mon night through tue night...ne winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: n 2 ft at 3 seconds. 
.wed 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 ne
1 foot at 2 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 250503
cwfbox
expires:202610251800;;141633

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz235-251800-
rhode island sound-
103 am edt sun oct 25 2026

.rest of tonight...nw winds around 5 kt. seas 1 foot or less.
wave detail: w 1 foot at 2 seconds and se 1 foot at 10 seconds. 
.sun...n winds around 5 kt, becoming sw in the afternoon. seas
1 foot or less. wave detail: w 1 foot at 2 seconds and se 1 foot
at 10 seconds. 
.sun night...sw winds 5 to 10 kt. seas 1 foot or less, then
around 2 ft after midnight. wave detail: sw 1 foot at 2 seconds
and se 1 foot at 10 seconds, becoming sw 1 foot at 3 seconds and
se 1 foot at 9 seconds. 
.mon...w winds 10 to 15 kt. seas around 2 ft. wave detail: w 2 ft
at 3 seconds and se 1 foot at 9 seconds. 
.mon night through tue night...ne winds 15 to 20 kt. seas 2 to
4 ft. wave detail: w 3 ft at 4 seconds and ne 3 ft at 9 seconds. 
.wed 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
3 ft at 8 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 250503
cwfbox
expires:202610251800;;141636

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz236-251800-
narragansett bay-
103 am edt sun oct 25 2026

.rest of tonight...nw winds around 5 kt. waves 1 foot or less. 
.sun...n winds around 5 kt, becoming s in the afternoon. waves
1 foot or less. 
.sun night...sw winds 5 to 10 kt. waves 1 foot or less. 
.mon...w winds 5 to 10 kt. waves 1 foot or less. 
.mon night through tue night...n winds 10 to 15 kt with gusts up
to 20 kt. waves around 2 ft. 
.wed through thu night...sw winds 10 to 15 kt with gusts up to
20 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 250503
cwfbox
expires:202610251800;;141624

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz250-251800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
103 am edt sun oct 25 2026

.rest of tonight...w winds around 5 kt. seas around 3 ft. wave
detail: e 3 ft at 12 seconds and nw 2 ft at 4 seconds. 
.sun...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 12 seconds and w 1 foot at 3 seconds. 
.sun night...sw winds around 10 kt. seas 2 to 3 ft. wave detail:
s 2 ft at 3 seconds and e 2 ft at 11 seconds. 
.mon...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw 2 ft
at 3 seconds and e 2 ft at 10 seconds. 
.mon night through tue night...ne winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: n 4 ft at 6 seconds. 
.wed through thu night...sw winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 4 ft. wave detail: e 4 ft at 7 seconds and sw
3 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 250503
cwfbox
expires:202610251800;;141627

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz254-251800-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
103 am edt sun oct 25 2026

...small craft advisory in effect until 6 am edt early this
morning...

.rest of tonight...w winds around 5 kt. seas 3 to 4 ft. wave
detail: ne 4 ft at 12 seconds and nw 1 foot at 6 seconds. 
.sun...w winds around 5 kt, becoming s in the afternoon. seas
2 to 4 ft. wave detail: ne 4 ft at 12 seconds and n 1 foot at
6 seconds. 
.sun night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 12 seconds and w 1 foot at 4 seconds. 
.mon...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 11 seconds and sw 2 ft at 3 seconds. 
.mon night...w winds 5 to 10 kt, becoming n 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 4 ft. wave detail: nw
3 ft at 4 seconds and e 3 ft at 9 seconds. 
.tue and tue night...ne winds 15 to 20 kt with gusts up to 25 kt.
seas 3 to 5 ft. wave detail: n 5 ft at 6 seconds. 
.wed through thu night...sw winds 10 to 15 kt with 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 250503
cwfbox
expires:202610251800;;141628

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
103 am edt sun oct 25 2026

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


anz255-251800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
103 am edt sun oct 25 2026

...small craft advisory in effect until 6 am edt early this
morning...

.rest of tonight...light and variable winds. seas 2 to 4 ft. wave
detail: e 4 ft at 12 seconds and nw 1 foot at 5 seconds. 
.sun...n winds around 5 kt, becoming s in the afternoon. seas
2 to 4 ft. wave detail: e 3 ft at 12 seconds and nw 1 foot at
5 seconds. 
.sun night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e
3 ft at 12 seconds and w 1 foot at 3 seconds. 
.mon...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 3 ft
at 4 seconds and e 2 ft at 11 seconds. 
.mon night...w winds 10 to 15 kt, becoming n 15 to 20 kt after
midnight. seas 2 to 4 ft. wave detail: w 3 ft at 5 seconds and e
3 ft at 9 seconds. 
.tue and tue night...ne winds 15 to 20 kt with gusts up to 25 kt.
seas 3 to 5 ft. wave detail: ne 4 ft at 6 seconds and w 3 ft at
5 seconds. 
.wed through thu night...sw winds 10 to 15 kt with 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.

$$