fzus51 kbox 301705
cwfbox
expires:202607010600;;174020

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz231-010600-
cape cod bay-
104 pm edt tue jun 30 2026

...small craft advisory in effect from wednesday morning through
wednesday evening...

.this afternoon...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: s 1 foot at 2 seconds and nw
1 foot at 3 seconds. 
.tonight...s winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: sw 2 ft at 3 seconds and e 1 foot at
4 seconds. a chance of showers after midnight. 
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: sw 2 ft at 4 seconds and e 1 foot at
5 seconds. 
.wed night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 2 to 4 ft. wave detail:
sw 3 ft at 4 seconds and se 1 foot at 10 seconds. 
.thu and 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 se 1 foot
at 10 seconds.
.fri and fri night...w winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 1 foot at 3 seconds and se 1 foot at 5 seconds. 
.sat and sat night...sw winds 5 to 10 kt. seas 1 foot or less. 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 301705
cwfbox
expires:202607010600;;174024

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz232-010600-
nantucket sound-
104 pm edt tue jun 30 2026

...small craft advisory in effect from wednesday morning through
wednesday evening...

.this afternoon...s winds 10 to 15 kt. seas around 2 ft. wave
detail: sw 2 ft at 3 seconds and e 1 foot at 3 seconds. patchy
fog. vsby 1 to 3 nm. 
.tonight...sw winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. wave detail: sw
3 ft at 4 seconds and e 1 foot at 3 seconds. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: sw 4 ft at 4 seconds and e 1 foot at
4 seconds. 
.wed night...sw 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 se 1 foot at
10 seconds. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: sw 3 ft at 5 seconds and se 1 foot
at 10 seconds.
.fri through sat...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
10 seconds. 
.sat night...w 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 301705
cwfbox
expires:202607010600;;174025

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz233-010600-
vineyard sound-
104 pm edt tue jun 30 2026

...small craft advisory in effect from wednesday morning through
wednesday evening...

.this afternoon...s winds 10 to 15 kt. seas around 2 ft. wave
detail: sw 2 ft at 4 seconds and s 1 foot at 10 seconds. 
.tonight...sw winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 3 ft. wave detail: sw
3 ft at 5 seconds and e 1 foot at 4 seconds. 
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: sw 4 ft at 5 seconds and e 1 foot at
5 seconds. 
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: sw 4 ft at 6 seconds and se 1 foot at
10 seconds. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: sw 4 ft at 7 seconds and w 2 ft at
4 seconds. 
.fri through sat...sw winds 15 to 20 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 5 seconds and w 1 foot at 2 seconds. 
.sat night...w 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 301705
cwfbox
expires:202607010600;;174026

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz234-010600-
buzzards bay-
104 pm edt tue jun 30 2026

...small craft advisory in effect from wednesday morning through
wednesday evening...

.this afternoon...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 3 seconds and ne 1 foot
at 3 seconds. 
.tonight...sw winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw 3 ft
at 4 seconds and e 1 foot at 4 seconds. 
.wed...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: sw
4 ft at 4 seconds and e 1 foot at 5 seconds. 
.wed night...sw winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 2 to 4 ft. wave detail: sw 4 ft at 5 seconds and se 1 foot
at 10 seconds. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: s 3 ft at 7 seconds and w 2 ft at
4 seconds. 
.fri and fri night...w winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: s 2 ft at 5 seconds and se 1 foot at
8 seconds. 
.sat and sat night...w winds 10 to 15 kt. 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 301705
cwfbox
expires:202607010600;;174027

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz235-010600-
rhode island sound-
104 pm edt tue jun 30 2026

...small craft advisory in effect from wednesday morning through
wednesday evening...

.this afternoon...s winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: sw 3 ft at 4 seconds and se 1 foot at 9 seconds. 
.tonight...sw winds 10 to 15 kt, increasing to 15 to 20 kt with
gusts up to 25 kt after midnight. seas 2 to 4 ft. wave detail: sw
4 ft at 5 seconds and e 2 ft at 5 seconds. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 5 seconds and e 1 foot at
5 seconds. 
.wed night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: sw 5 ft at 5 seconds and se 1 foot at
10 seconds. 
.thu...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 3 to 5 ft. wave detail: sw
5 ft at 6 seconds and se 1 foot at 9 seconds. 
.thu night...sw winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: w 4 ft at 5 seconds and se 1 foot at
3 seconds. 
.fri through sat...sw winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 3 ft. 
.sat night...w 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 301705
cwfbox
expires:202607010600;;174030

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz236-010600-
narragansett bay-
104 pm edt tue jun 30 2026

...small craft advisory in effect from wednesday morning through
wednesday evening...

.this afternoon...s winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.tonight...sw winds 10 to 15 kt. gusts up to 20 kt after
midnight. waves around 2 ft. 
.wed...sw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. 
.wed night...sw winds 15 to 20 kt, diminishing to 5 to 10 kt
after midnight. gusts up to 25 kt. waves 2 to 3 ft. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 25 kt.
waves 2 to 3 ft. 
.fri and fri night...w winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. 
.sat and sat night...w winds 10 to 15 kt, diminishing to 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 301705
cwfbox
expires:202607010600;;174018

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz250-010600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 pm edt tue jun 30 2026

.this afternoon...s 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 se 2 ft at
10 seconds. 
.tonight...s winds around 15 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: sw 3 ft at 4 seconds and e 1 foot at
4 seconds. a chance of showers after midnight. 
.wed...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 3 to 4 ft. wave detail: sw
3 ft at 5 seconds and se 1 foot at 5 seconds. a chance of showers
in the morning. 
.wed night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 2 to 4 ft. wave detail:
sw 3 ft at 5 seconds and se 1 foot at 10 seconds. 
.thu and 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 4 seconds and se 1 foot
at 10 seconds.
.fri and fri night...w winds 5 to 10 kt. seas around 2 ft. wave
detail: w 1 foot at 3 seconds and se 1 foot at 6 seconds. 
.sat and 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 301705
cwfbox
expires:202607010600;;174021

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz254-010600-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
104 pm edt tue jun 30 2026

...small craft advisory in effect from late tonight through
thursday afternoon...

.this afternoon...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: s 2 ft at 4 seconds and se 2 ft at
10 seconds. patchy fog. vsby 1 nm or less. 
.tonight...s winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: sw 3 ft at 4 seconds and se 2 ft at
10 seconds. patchy fog in the evening. a chance of showers after
midnight. vsby 1 nm or less in the evening. 
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 5 seconds and e 1 foot at
3 seconds. 
.wed night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 5 ft. wave detail: sw 5 ft at 6 seconds and se 1 foot at
10 seconds. 
.thu and thu night...sw winds 15 to 20 kt with gusts up to 25 kt.
seas 3 to 5 ft. wave detail: s 4 ft at 7 seconds and w 2 ft at
4 seconds. 
.fri through sat...w 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 w 1 foot at
3 seconds. 
.sat night...w 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 301705
cwfbox
expires:202607010600;;174022

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 30 2026

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


anz255-010600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 pm edt tue jun 30 2026

...small craft advisory in effect from late tonight through
thursday afternoon...

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

$$