fzus51 kbox 030505
cwfbox
expires:202604031800;;742152

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt fri apr 3 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz235-031800-
rhode island sound-
104 am edt fri apr 3 2026

.rest of tonight...e winds around 10 kt. seas 2 to 3 ft. wave
detail: ne 3 ft at 6 seconds and s 2 ft at 7 seconds. patchy fog.
a slight chance of showers. vsby 1 to 3 nm. 
.fri...se winds 5 to 10 kt, becoming sw 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: s 3 ft at 5 seconds.
patchy fog. vsby 1 nm or less, increasing to 1 to 3 nm in the
afternoon. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: se 4 ft at 7 seconds and sw 3 ft at
4 seconds. patchy fog. vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt, becoming ne 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 3 to 4 ft. wave detail: s 4 ft
at 7 seconds and e 2 ft at 7 seconds. patchy fog. vsby 1 to 3 nm
in the morning. 
.sat night...e winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: e 3 ft at 4 seconds and s 3 ft at
7 seconds. patchy fog. a chance of showers. 
.sun...s winds 20 to 25 kt, becoming sw 25 to 30 kt in the
afternoon. seas 4 to 6 ft, building to 6 to 9 ft in the
afternoon. wave detail: se 6 ft at 7 seconds and s 1 foot at
4 seconds, becoming s 9 ft at 8 seconds and sw 1 foot at
4 seconds. a chance of showers in the morning, then showers in
the afternoon. patchy fog in the morning. 
.sun night...sw winds 20 to 25 kt with gusts up to 30 kt,
becoming w 15 to 20 kt after midnight. seas 6 to 9 ft, subsiding
to 4 to 6 ft after midnight. showers likely, mainly in the
evening. 
.mon...w winds 15 to 20 kt. seas 3 to 5 ft. 
.mon night through tue night...nw 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 030505
cwfbox
expires:202604031800;;742155

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt fri apr 3 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz236-031800-
narragansett bay-
104 am edt fri apr 3 2026

.rest of tonight...e winds 5 to 10 kt. waves around 2 ft. patchy
fog. a chance of showers. vsby 1 to 3 nm. 
.fri...se winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 2 to 3 ft. patchy fog. vsby 1 nm
or less, increasing to 1 to 3 nm in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 3 ft. patchy fog. vsby 1 nm or less, increasing to 1 to 3 nm
after midnight. 
.sat...nw winds 5 to 10 kt, becoming ne 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 2 to 3 ft. patchy fog in the
morning with vsby 1 to 3 nm.
.sat night...e winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. patchy fog. a chance of showers. 
.sun...s winds 20 to 25 kt with gusts up to 30 kt. waves 4 to
6 ft. a chance of showers in the morning, then showers in the
afternoon. patchy fog in the morning. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 kt,
becoming nw 10 to 15 kt after midnight. waves 3 to 5 ft,
subsiding to 2 to 3 ft after midnight. a chance of showers. 
.mon through tue night...nw winds 10 to 15 kt with gusts up to
20 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 030505
cwfbox
expires:202604031800;;742153

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt fri apr 3 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz237-031800-
block island sound-
104 am edt fri apr 3 2026

.rest of tonight...e winds around 10 kt. seas 2 to 3 ft. wave
detail: e 3 ft at 6 seconds and s 2 ft at 7 seconds. patchy fog.
a chance of showers. vsby 1 to 3 nm.
.fri...se winds 5 to 10 kt, becoming sw 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 sw 2 ft at 3 seconds. patchy fog. vsby 1 nm or
less, increasing to 1 to 3 nm in the afternoon. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: se 4 ft at 7 seconds and sw 2 ft at
4 seconds. patchy fog. vsby 1 nm or less. 
.sat...nw winds 5 to 10 kt, becoming e 10 to 15 kt with gusts up
to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: se 4 ft
at 7 seconds and w 1 foot at 4 seconds. patchy fog. vsby 1 to
3 nm in the morning. 
.sat night...e winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: se 3 ft at 6 seconds. patchy fog. a
chance of showers. 
.sun...sw winds 20 to 25 kt with gusts up to 35 kt. seas 4 to
6 ft, building to 5 to 8 ft in the afternoon. wave detail: s 6 ft
at 5 seconds, becoming s 7 ft at 8 seconds and w 2 ft at
5 seconds. a chance of showers in the morning, then showers in
the afternoon. patchy fog in the morning. 
.sun night...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. gusts up to 25 kt. seas 5 to 7 ft. showers likely,
mainly in the evening. 
.mon...w winds around 15 kt with gusts up to 20 kt. seas 3 to
5 ft. 
.mon night through tue night...nw winds 15 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 030505
cwfbox
expires:202604031800;;742147

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt fri apr 3 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz255-031800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 am edt fri apr 3 2026

...small craft advisory in effect until 2 am edt early this
morning...

.rest of tonight...e winds 10 to 15 kt. seas 3 to 5 ft. wave
detail: e 4 ft at 7 seconds and s 2 ft at 7 seconds. patchy fog.
a slight chance of showers. vsby 1 nm or less. 
.fri...se winds 10 to 15 kt, becoming sw 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 3 to 5 ft. wave detail: s 4 ft
at 6 seconds and e 3 ft at 7 seconds. patchy fog. vsby 1 nm or
less. 
.fri night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. wave detail: sw 6 ft at 5 seconds and e 3 ft at
7 seconds. patchy fog. vsby 1 nm or less. 
.sat...nw winds 10 to 15 kt, becoming ne in the afternoon. gusts
up to 20 kt. seas 4 to 6 ft. wave detail: sw 5 ft at 7 seconds
and e 2 ft at 7 seconds. patchy fog in the morning with vsby 1 nm
or less. 
.sat night...e winds around 15 kt, becoming se after midnight.
gusts up to 25 kt. seas 3 to 5 ft. wave detail: s 4 ft at
7 seconds and e 3 ft at 4 seconds. patchy fog. 
.sun...s winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft, building to 8 to 11 ft in the afternoon. wave detail: s
7 ft at 7 seconds and e 2 ft at 7 seconds, becoming sw 11 ft at
8 seconds and sw 2 ft at 4 seconds. a chance of showers in the
morning, then showers in the afternoon. patchy fog in the
morning. 
.sun night...sw winds 20 to 25 kt with gusts up to 30 kt,
becoming w 15 to 20 kt after midnight. seas 7 to 10 ft, subsiding
to 5 to 8 ft after midnight. showers likely, mainly in the
evening. 
.mon...w winds 15 to 20 kt. seas 5 to 7 ft. 
.mon night...w winds 15 to 20 kt. seas 4 to 6 ft. 
.tue and tue night...w winds around 10 kt, becoming nw 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.

$$