fzus51 kbox 161704
cwfbox
expires:202606170600;;848178

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz231-170600-
cape cod bay-
104 pm edt tue jun 16 2026

.this afternoon...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: nw 1 foot at 4 seconds and ne 1 foot at 5 seconds. 
.tonight...sw winds 5 to 10 kt. gusts up to 20 kt in the evening.
seas around 2 ft. wave detail: sw 2 ft at 4 seconds and ne 1 foot
at 5 seconds. 
.wed...s winds 5 to 10 kt. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: sw 1 foot at 4 seconds and ne
1 foot at 4 seconds, becoming s 1 foot at 3 seconds and e 1 foot
at 7 seconds. 
.wed night...s winds 5 to 10 kt. seas around 2 ft in the evening,
then 1 foot or less. wave detail: s 1 foot at 3 seconds and e
1 foot at 8 seconds, becoming se 1 foot at 4 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt, increasing to
15 to 20 kt with gusts up to 30 kt in the afternoon. seas 2 to
4 ft. wave detail: se 3 ft at 5 seconds and se 1 foot at
15 seconds. a chance of showers in the afternoon. 
.thu 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: s 3 ft at 4 seconds and e 3 ft at
8 seconds. a chance of showers in the evening. 
.fri through sat night...w winds 10 to 15 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 161704
cwfbox
expires:202606170600;;848182

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz232-170600-
nantucket sound-
104 pm edt tue jun 16 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: w 2 ft at 3 seconds and e 1 foot at
7 seconds. 
.tonight...sw winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. gusts up to 20 kt. seas 2 to 3 ft. wave detail: sw 2 ft
at 4 seconds and e 1 foot at 7 seconds. 
.wed...s winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 4 seconds and se 1 foot at 7 seconds. 
.wed night...s winds 5 to 10 kt. seas around 2 ft. wave detail: s
1 foot at 6 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt, increasing to
20 to 25 kt with gusts up to 30 kt in the afternoon. seas 2 to
3 ft, building to 3 to 5 ft in the afternoon. wave detail: s 2 ft
at 7 seconds and se 1 foot at 15 seconds, becoming s 4 ft at
6 seconds and se 1 foot at 15 seconds. a chance of showers in the
afternoon. 
.thu night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 3 to 5 ft. wave detail:
sw 4 ft at 6 seconds and e 1 foot at 7 seconds. a chance of
showers. 
.fri through sat night...w winds 15 to 20 kt with gusts up to
25 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 161704
cwfbox
expires:202606170600;;848183

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz233-170600-
vineyard sound-
104 pm edt tue jun 16 2026

.this afternoon...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 sw 2 ft at
8 seconds. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 3 ft at 5 seconds and sw 2 ft at 8 seconds. 
.wed...s winds 5 to 10 kt. seas around 2 ft. wave detail: sw 2 ft
at 6 seconds and e 1 foot at 8 seconds. 
.wed night...s winds 5 to 10 kt. seas around 2 ft. wave detail: s
2 ft at 7 seconds. 
.thu...s winds 10 to 15 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 2 to 3 ft, building to 4 to
6 ft in the afternoon. wave detail: s 3 ft at 7 seconds and se
2 ft at 10 seconds, becoming sw 5 ft at 7 seconds and se 1 foot
at 7 seconds. a chance of showers in the afternoon. 
.thu night...sw winds 20 to 25 kt, becoming w 15 to 20 kt after
midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail: s 6 ft
at 7 seconds. a chance of showers in the evening. 
.fri through sat night...w winds 20 to 25 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 161704
cwfbox
expires:202606170600;;848184

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz234-170600-
buzzards bay-
104 pm edt tue jun 16 2026

.this afternoon...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 e 1 foot at
6 seconds. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 3 ft at 4 seconds and sw 2 ft at 7 seconds. 
.wed...s winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 6 seconds and e 1 foot at 9 seconds. 
.wed night...s winds 5 to 10 kt. seas around 2 ft. wave detail: s
2 ft at 7 seconds. 
.thu...s winds 10 to 15 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 2 to 3 ft, building to 3 to
5 ft in the afternoon. wave detail: s 2 ft at 7 seconds and s
2 ft at 13 seconds, becoming s 4 ft at 7 seconds. a chance of
showers in the afternoon. 
.thu night...sw winds 20 to 25 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 3 to 5 ft. wave detail:
sw 4 ft at 5 seconds and w 4 ft at 8 seconds. a chance of showers
in the evening. 
.fri through sat night...w winds 20 to 25 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 161704
cwfbox
expires:202606170600;;848185

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz235-170600-
rhode island sound-
104 pm edt tue jun 16 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: sw 3 ft at 4 seconds and s 3 ft at
8 seconds. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: s 4 ft at 8 seconds and w 3 ft at 4 seconds. 
.wed...s winds 5 to 10 kt. seas around 2 ft. wave detail: sw 2 ft
at 6 seconds and e 1 foot at 7 seconds. 
.wed night...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s
2 ft at 7 seconds. 
.thu...s winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 2 to 4 ft, building to 4 to
6 ft in the afternoon. wave detail: s 4 ft at 8 seconds and sw
1 foot at 4 seconds, becoming s 6 ft at 7 seconds. a chance of
showers in the afternoon. 
.thu night...sw winds 20 to 25 kt, becoming w 15 to 20 kt after
midnight. gusts up to 30 kt. seas 5 to 8 ft. wave detail: s 8 ft
at 7 seconds. a chance of showers in the evening. 
.fri through sat night...w winds 20 to 25 kt. seas 3 to 5 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 161704
cwfbox
expires:202606170600;;848188

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz236-170600-
narragansett bay-
104 pm edt tue jun 16 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 3 ft. 
.wed...s winds 5 to 10 kt. waves around 2 ft. 
.wed night...s winds 5 to 10 kt. waves around 2 ft. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt, increasing to
15 to 20 kt with gusts up to 30 kt in the afternoon. waves 2 to
3 ft, building to 3 to 5 ft in the afternoon. a chance of showers
in the afternoon. 
.thu night...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. gusts up to 25 kt. waves 3 to 5 ft. a chance of showers
in the evening. 
.fri through sat night...w winds 15 to 20 kt with gusts up to
25 kt. waves 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 161704
cwfbox
expires:202606170600;;848176

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz250-170600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
104 pm edt tue jun 16 2026

.this afternoon...s winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: se 2 ft at 7 seconds and w 1 foot at 4 seconds. 
.tonight...s winds 10 to 15 kt with gusts up to 20 kt, becoming
sw 5 to 10 kt after midnight. seas around 2 ft. wave detail: se
2 ft at 6 seconds and nw 1 foot at 3 seconds. 
.wed...s winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas around 2 ft. wave detail: sw 2 ft at 3 seconds and se 2 ft
at 7 seconds. 
.wed night...s winds 5 to 10 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: se 2 ft at 5 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt, increasing to
20 to 25 kt with gusts up to 30 kt in the afternoon. seas 2 to
3 ft, building to 3 to 5 ft in the afternoon. wave detail: sw
2 ft at 3 seconds and se 2 ft at 7 seconds, becoming se 5 ft at
6 seconds. patchy fog in the afternoon. a chance of showers in
the afternoon with vsby 1 to 3 nm. 
.thu night...s winds 20 to 25 kt, becoming sw 10 to 15 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft. wave detail: sw 5 ft
at 6 seconds and e 2 ft at 7 seconds. a chance of showers in the
evening. 
.fri through sat night...w 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 161704
cwfbox
expires:202606170600;;848179

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz254-170600-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
104 pm edt tue jun 16 2026

.this afternoon...sw winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: se 3 ft at 7 seconds and w 2 ft at 4 seconds. 
.tonight...sw winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. gusts up to 20 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 7 seconds and w 2 ft at 4 seconds. 
.wed...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 2 ft
at 7 seconds and w 1 foot at 4 seconds. 
.wed night...s winds 5 to 10 kt. seas 2 to 4 ft. wave detail: se
2 ft at 7 seconds and sw 1 foot at 3 seconds. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt, increasing to
15 to 20 kt with gusts up to 30 kt in the afternoon. seas 2 to
4 ft, building to 4 to 6 ft in the afternoon. wave detail: s 3 ft
at 6 seconds and e 1 foot at 7 seconds, becoming s 5 ft at
6 seconds and e 1 foot at 7 seconds. a chance of showers in the
afternoon. 
.thu night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 5 to 7 ft. wave detail:
sw 7 ft at 6 seconds and e 1 foot at 7 seconds. a chance of
showers. 
.fri...sw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. 
.fri night through sat night...w winds 15 to 20 kt with gusts up
to 25 kt. seas 3 to 5 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 161704
cwfbox
expires:202606170600;;848180

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt tue jun 16 2026

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


anz255-170600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 pm edt tue jun 16 2026

.this afternoon...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: s 3 ft at 8 seconds and w 2 ft at
5 seconds. 
.tonight...sw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: sw 3 ft at 5 seconds and s 3 ft at 8 seconds. 
.wed...s winds 5 to 10 kt. seas 2 to 3 ft. wave detail: s 3 ft at
7 seconds and w 1 foot at 4 seconds. 
.wed night...s winds 5 to 10 kt. seas 2 to 4 ft. wave detail: s
3 ft at 7 seconds and sw 1 foot at 4 seconds. 
.thu...s winds 10 to 15 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 3 to 4 ft, building to 5 to
7 ft in the afternoon. wave detail: sw 4 ft at 7 seconds and e
1 foot at 6 seconds, becoming se 7 ft at 7 seconds and w 1 foot
at 7 seconds. 
.thu night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
6 to 9 ft. wave detail: s 8 ft at 7 seconds and w 2 ft at
8 seconds. a chance of showers. 
.fri through sat night...w winds 20 to 25 kt. seas 4 to 6 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.

$$