fzus51 kbox 230204
cwfbox
expires:202604231500;;827937

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt wed apr 22 2026

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


anz235-231500-
rhode island sound-
1003 pm edt wed apr 22 2026

.overnight...se winds 10 to 15 kt, diminishing to 5 to 10 kt.
seas 2 to 3 ft. wave detail: s 3 ft at 5 seconds and se 1 foot at
14 seconds. patchy fog. vsby 1 to 3 nm. 
.thu...w winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: se 3 ft at 6 seconds and
se 1 foot at 10 seconds. patchy fog in the morning with vsby 1 to
3 nm. 
.thu night...n winds around 10 kt. seas 2 to 3 ft. wave detail:
nw 3 ft at 7 seconds and se 2 ft at 6 seconds. 
.fri...n winds around 10 kt, becoming se in the afternoon. seas
around 2 ft. wave detail: ne 2 ft at 5 seconds and sw 2 ft at
7 seconds. 
.fri night through sat night...e winds 5 to 10 kt. seas around
2 ft. wave detail: se 2 ft at 6 seconds and e 1 foot at
17 seconds. 
.sun through mon night...ne winds 5 to 10 kt. seas 2 to 3 ft.
wave detail: ne 3 ft at 4 seconds and s 2 ft at 6 seconds.  

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 230204
cwfbox
expires:202604231500;;827940

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt wed apr 22 2026

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


anz236-231500-
narragansett bay-
1003 pm edt wed apr 22 2026

.overnight...se winds 5 to 10 kt, becoming s. waves around 2 ft.
patchy fog. vsby 1 to 3 nm. 
.thu...w winds 5 to 10 kt, becoming nw 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves around 2 ft. patchy fog in the
morning with vsby 1 nm or less. 
.thu night...n winds 5 to 10 kt. waves around 2 ft.
.fri...n winds 5 to 10 kt. waves around 2 ft in the morning, then
1 foot or less. 
.fri night through sat night...se winds 5 to 10 kt. waves 1 foot
or less. 
.sun through mon night...ne winds 5 to 10 kt. waves around 2 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 230204
cwfbox
expires:202604231500;;827938

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt wed apr 22 2026

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


anz237-231500-
block island sound-
1003 pm edt wed apr 22 2026

.overnight...se winds 5 to 10 kt, becoming e. seas 2 to 3 ft.
wave detail: se 3 ft at 6 seconds and e 1 foot at 11 seconds.
patchy fog. vsby 1 to 3 nm. 
.thu...w 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 se 1 foot at 10 seconds. patchy fog in the
morning with vsby 1 to 3 nm. 
.thu night...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: w
2 ft at 6 seconds and e 2 ft at 7 seconds. 
.fri...n winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: ne 2 ft at 6 seconds and s 2 ft at
7 seconds. 
.fri night and sat...se winds 5 to 10 kt. seas around 2 ft. wave
detail: se 1 foot at 6 seconds and se 1 foot at 16 seconds. 
.sat night...se winds 5 to 10 kt, becoming e after midnight. seas
around 2 ft. wave detail: se 1 foot at 5 seconds and se 1 foot at
16 seconds. a chance of showers after midnight. 
.sun...e winds 5 to 10 kt. seas around 2 ft. a chance of showers.
.sun night through mon night...e winds 5 to 10 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 230204
cwfbox
expires:202604231500;;827932

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 pm edt wed apr 22 2026

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


anz255-231500-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1003 pm edt wed apr 22 2026

.overnight...se winds 10 to 15 kt. gusts up to 20 kt. seas 3 to
4 ft. wave detail: s 4 ft at 5 seconds and e 2 ft at 10 seconds.
patchy fog. a chance of showers this evening. vsby 1 to 3 nm. 
.thu...w winds 5 to 10 kt. seas 3 to 4 ft. wave detail: s 3 ft at
6 seconds and e 2 ft at 10 seconds. patchy fog in the morning
with vsby 1 to 3 nm. 
.thu night...n winds 5 to 10 kt. seas 2 to 4 ft. wave detail: sw
3 ft at 7 seconds and e 2 ft at 9 seconds. 
.fri...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 2 ft at
7 seconds and w 2 ft at 7 seconds. 
.fri night...e winds around 5 kt, becoming nw after midnight.
seas around 2 ft. wave detail: s 2 ft at 6 seconds and e 1 foot
at 6 seconds. 
.sat and sat night...e winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: e 3 ft at 15 seconds and ne 2 ft at 6 seconds. 
.sun through mon night...ne winds 10 to 15 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.

$$