fzus51 kbox 231705
cwfbox
expires:202606240600;;779293

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz231-240600-
cape cod bay-
105 pm edt tue jun 23 2026

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

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 231705
cwfbox
expires:202606240600;;779297

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz232-240600-
nantucket sound-
105 pm edt tue jun 23 2026

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

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 231705
cwfbox
expires:202606240600;;779298

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz233-240600-
vineyard sound-
105 pm edt tue jun 23 2026

.this afternoon...w winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 6 seconds. patchy fog. a chance of showers with
a slight chance of tstms. vsby 1 nm or less. 
.tonight...n winds around 5 kt. seas around 2 ft. wave detail: sw
2 ft at 6 seconds and ne 1 foot at 4 seconds. patchy fog. showers
likely. vsby 1 to 3 nm. 
.wed...nw winds 5 to 10 kt, becoming sw 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and
s 2 ft at 7 seconds. patchy fog in the morning with vsby 1 to
3 nm. 
.wed night...sw winds 10 to 15 kt, becoming w 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 8 seconds and s
2 ft at 8 seconds. 
.thu and thu night...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 2 ft at 5 seconds and e 1 foot at 3 seconds. 
.fri and fri night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: se 2 ft at 6 seconds and se 1 foot
at 13 seconds. a chance of showers. 
.sat...s winds 5 to 10 kt. seas around 2 ft. showers likely. 
.sat night...w winds 5 to 10 kt. seas around 2 ft. a chance of
showers.  

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 231705
cwfbox
expires:202606240600;;779299

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz234-240600-
buzzards bay-
105 pm edt tue jun 23 2026

.this afternoon...w winds around 5 kt. seas around 2 ft. wave
detail: s 2 ft at 6 seconds and e 1 foot at 3 seconds. patchy
fog. a chance of showers. vsby 1 nm or less. 
.tonight...n winds around 5 kt. seas around 2 ft. wave detail: ne
1 foot at 2 seconds and se 1 foot at 5 seconds. patchy fog.
showers likely in the evening. a chance of showers after
midnight. vsby 1 to 3 nm. 
.wed...nw winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: se 2 ft at 7 seconds and n 1 foot at
4 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.wed night...w winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 2 ft at 4 seconds and sw 2 ft at 7 seconds. 
.thu and thu night...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: e 2 ft at 4 seconds and sw 1 foot at 4 seconds. 
.fri through sat night...w winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: s 2 ft at 5 seconds and se
1 foot at 13 seconds. 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 231705
cwfbox
expires:202606240600;;779300

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz235-240600-
rhode island sound-
105 pm edt tue jun 23 2026

.this afternoon...w winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 6 seconds and sw 1 foot at 7 seconds. patchy
fog. a chance of showers. vsby 1 nm or less. 
.tonight...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
3 ft at 6 seconds and n 1 foot at 4 seconds. patchy fog. showers
in the evening. a chance of showers after midnight. vsby 1 to
3 nm. 
.wed...nw winds 5 to 10 kt, becoming sw 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and
ne 1 foot at 4 seconds. patchy fog in the morning with vsby 1 to
3 nm. 
.wed night...w winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: s 3 ft at 8 seconds and w
2 ft at 4 seconds. 
.thu and thu night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 6 seconds and sw 2 ft at 4 seconds. 
.fri and fri night...sw 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 se 1 foot at
12 seconds. a chance of showers. 
.sat...s winds 5 to 10 kt. seas around 2 ft. showers likely. 
.sat night...sw 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 231705
cwfbox
expires:202606240600;;779303

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz236-240600-
narragansett bay-
105 pm edt tue jun 23 2026

.this afternoon...nw winds around 5 kt. waves around 2 ft. patchy
fog. showers likely. vsby 1 to 3 nm. 
.tonight...n winds 5 to 10 kt. waves around 2 ft. patchy fog.
showers likely in the evening. a chance of showers after
midnight. vsby 1 to 3 nm. 
.wed...nw winds 5 to 10 kt. waves around 2 ft. patchy fog in the
morning with vsby 1 to 3 nm. 
.wed night...w winds 5 to 10 kt. waves around 2 ft.
.thu...w winds around 5 kt, becoming s in the afternoon. waves
around 2 ft. 
.thu night...sw winds 5 to 10 kt. waves around 2 ft. a chance of
showers after midnight. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. a chance of showers. 
.fri night through sat night...sw winds 10 to 15 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 231705
cwfbox
expires:202606240600;;779291

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz250-240600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
105 pm edt tue jun 23 2026

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

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 231705
cwfbox
expires:202606240600;;779294

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz254-240600-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
105 pm edt tue jun 23 2026

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

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 231705
cwfbox
expires:202606240600;;779295

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt tue jun 23 2026

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


anz255-240600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
105 pm edt tue jun 23 2026

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

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.

$$