fzus51 kbox 231105
cwfbox
expires:202608240000;;220965

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz231-240000-
cape cod bay-
704 am edt sun aug 23 2026

.today...e winds 5 to 10 kt, becoming s this afternoon. seas
around 2 ft. wave detail: e 1 foot at 5 seconds and e 1 foot at
8 seconds. patchy fog. a chance of showers this morning. vsby
1 nm or less, increasing to 1 to 3 nm this afternoon. 
.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: s
1 foot at 2 seconds and n 1 foot at 5 seconds. patchy fog. vsby
1 to 3 nm in the evening. 
.mon...sw 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: sw
1 foot at 2 seconds and ne 1 foot at 4 seconds. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas around 2 ft. wave
detail: sw 1 foot at 3 seconds and e 1 foot at 7 seconds. 
.tue and tue night...w winds 5 to 10 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and w 1 foot at
2 seconds. 
.wed through thu...s winds 5 to 10 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 4 seconds and se 2 ft
at 13 seconds. 
.thu night...s winds 5 to 10 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 231105
cwfbox
expires:202608240000;;220969

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz232-240000-
nantucket sound-
704 am edt sun aug 23 2026

.today...se winds 5 to 10 kt, becoming sw 10 to 15 kt this
afternoon. seas around 2 ft. wave detail: n 1 foot at 4 seconds
and se 1 foot at 5 seconds. patchy fog this morning. showers
likely this morning with vsby 1 nm or less. 
.tonight...sw winds 10 to 15 kt. seas around 2 ft. wave detail:
sw 2 ft at 3 seconds and e 1 foot at 5 seconds. patchy fog. 
.mon...sw 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
2 ft at 7 seconds and sw 1 foot at 2 seconds. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: se 2 ft at 6 seconds and
w 1 foot at 3 seconds. 
.tue and tue night...w winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and w 2 ft at
3 seconds. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: w 2 ft at 3 seconds and sw 2 ft at
4 seconds. 
.thu night...s winds around 10 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 231105
cwfbox
expires:202608240000;;220970

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz233-240000-
vineyard sound-
704 am edt sun aug 23 2026

.today...se winds 5 to 10 kt, becoming sw this afternoon. seas
around 2 ft. wave detail: s 1 foot at 3 seconds and ne 1 foot at
4 seconds. a chance of showers, mainly this morning. patchy fog
this morning with vsby 1 to 3 nm. 
.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and sw 1 foot at 2 seconds. patchy fog. 
.mon...sw 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: sw
3 ft at 5 seconds and w 2 ft at 3 seconds. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and sw
2 ft at 4 seconds. 
.tue and tue night...w winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: sw 4 ft at 5 seconds and sw 3 ft at
4 seconds. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot
at 6 seconds. 
.thu night...s winds around 10 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 231105
cwfbox
expires:202608240000;;220971

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz234-240000-
buzzards bay-
704 am edt sun aug 23 2026

.today...e winds around 5 kt, becoming s this afternoon. seas
1 foot or less, then around 2 ft this afternoon. wave detail: ne
1 foot at 3 seconds and s 1 foot at 4 seconds, becoming nw 1 foot
at 4 seconds and s 1 foot at 4 seconds. a chance of showers,
mainly this morning. patchy fog this morning with vsby 1 to 3 nm.
.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 3 seconds and e 1 foot at 5 seconds. patchy fog after
midnight. 
.mon...sw winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 3 seconds and sw 2 ft at 5 seconds.
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: sw 2 ft at 5 seconds and e
1 foot at 7 seconds. 
.tue and tue night...w winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: sw 3 ft at 4 seconds and sw 3 ft at
5 seconds. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: ne 2 ft at 4 seconds and sw 2 ft at
5 seconds. 
.thu night...s winds 10 to 15 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 231105
cwfbox
expires:202608240000;;220972

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz235-240000-
rhode island sound-
704 am edt sun aug 23 2026

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

$$

fzus51 kbox 231105
cwfbox
expires:202608240000;;220975

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz236-240000-
narragansett bay-
704 am edt sun aug 23 2026

.today...e winds around 5 kt, becoming s this afternoon. waves
1 foot or less, then around 2 ft this afternoon. a chance of
showers. patchy fog this morning with vsby 1 nm or less. 
.tonight...sw winds 5 to 10 kt. waves around 2 ft. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves 2 to 3 ft. 
.mon night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. waves around 2 ft. 
.tue...sw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves around 2 ft. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.thu night...s winds 5 to 10 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 231105
cwfbox
expires:202608240000;;220963

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz250-240000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
704 am edt sun aug 23 2026

.today...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: n 2 ft
at 5 seconds and se 1 foot at 5 seconds. patchy fog. a chance of
showers this morning. a slight chance of showers this afternoon.
vsby 1 nm or less. 
.tonight...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 4 seconds and e 2 ft at 8 seconds. patchy fog. vsby 1 to
3 nm. 
.mon...sw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: e 3 ft at
7 seconds and s 2 ft at 4 seconds. 
.mon night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: se 3 ft at 7 seconds and w
2 ft at 3 seconds. 
.tue...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 2 ft
at 6 seconds and w 1 foot at 3 seconds. 
.tue night...w winds around 10 kt. seas around 2 ft. wave detail:
se 2 ft at 7 seconds and w 1 foot at 3 seconds. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.thu 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 231105
cwfbox
expires:202608240000;;220966

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz254-240000-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
704 am edt sun aug 23 2026

.today...se winds 5 to 10 kt with gusts up to 20 kt, becoming s
this afternoon. seas 2 to 3 ft. wave detail: s 2 ft at 4 seconds
and ne 2 ft at 5 seconds. patchy fog. a chance of showers, mainly
this morning. vsby 1 nm or less, increasing to 1 to 3 nm this
afternoon. 
.tonight...s winds around 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 7 seconds and w 1 foot at 3 seconds. patchy fog. vsby
1 to 3 nm in the evening. 
.mon...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas 2 to 4 ft. wave detail: se 3 ft at 7 seconds and w 1 foot at
3 seconds. 
.mon night...sw winds around 10 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: se 3 ft at 7 seconds and w
1 foot at 3 seconds. 
.tue and tue night...w winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and w 2 ft at
4 seconds. 
.wed through thu...s winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 9 seconds and sw 2 ft at 4 seconds. 
.thu night...s winds around 10 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 231105
cwfbox
expires:202608240000;;220967

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 am edt sun aug 23 2026

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


anz255-240000-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
704 am edt sun aug 23 2026

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

$$