fzus51 kbox 201406
cwfbox
expires:202604210300;;693710

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt mon apr 20 2026

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


anz235-210300-
rhode island sound-
1005 am edt mon apr 20 2026

.this afternoon...w winds 10 to 15 kt. seas around 2 ft. wave
detail: n 2 ft at 2 seconds and w 2 ft at 3 seconds. a slight
chance of rain. 
.tonight...nw winds 10 to 15 kt, becoming n with gusts up to
20 kt after midnight. seas 2 to 3 ft. wave detail: n 2 ft at
3 seconds and w 2 ft at 3 seconds. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming sw
5 to 10 kt in the afternoon. seas 2 to 3 ft. wave detail: n 2 ft
at 3 seconds and nw 1 foot at 3 seconds. 
.tue night...sw winds 10 to 15 kt. seas around 2 ft. wave detail:
sw 2 ft at 3 seconds and e 1 foot at 3 seconds. 
.wed...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: s 3 ft at 4 seconds and se 1 foot at
8 seconds. a chance of showers in the morning. 
.wed night...se winds 5 to 10 kt, becoming e after midnight. seas
2 to 3 ft. wave detail: s 3 ft at 7 seconds and se 2 ft at
4 seconds. 
.thu through fri 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 201406
cwfbox
expires:202604210300;;693713

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt mon apr 20 2026

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


anz236-210300-
narragansett bay-
1005 am edt mon apr 20 2026

.this afternoon...w winds 5 to 10 kt. waves 1 foot or less, then
around 2 ft. a slight chance of rain. 
.tonight...n winds 5 to 10 kt. waves around 2 ft. 
.tue...n winds 5 to 10 kt, becoming s in the afternoon. waves
around 2 ft in the morning, then 1 foot or less. 
.tue night...s winds 5 to 10 kt. waves 1 foot or less, then
around 2 ft after midnight. 
.wed...s winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
waves around 2 ft. 
.wed night...se winds 5 to 10 kt, becoming ne after midnight.
waves around 2 ft. 
.thu through fri night...e 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 201406
cwfbox
expires:202604210300;;693711

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt mon apr 20 2026

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


anz237-210300-
block island sound-
1005 am edt mon apr 20 2026

.this afternoon...w winds around 10 kt. seas around 2 ft. wave
detail: se 2 ft at 7 seconds and n 1 foot at 3 seconds. a slight
chance of rain. 
.tonight...nw winds 10 to 15 kt, becoming n with gusts up to
20 kt after midnight. seas around 2 ft. wave detail: nw 2 ft at
3 seconds and se 2 ft at 7 seconds. 
.tue...n winds 10 to 15 kt with gusts up to 20 kt, becoming s
5 to 10 kt in the afternoon. seas around 2 ft. wave detail: ne
2 ft at 3 seconds and w 1 foot at 3 seconds. 
.tue night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 2 seconds and e 1 foot at 3 seconds. 
.wed...s winds 10 to 15 kt. seas 2 to 3 ft. wave detail: sw 2 ft
at 4 seconds and se 1 foot at 2 seconds. 
.wed night...e winds 5 to 10 kt, becoming ne after midnight. seas
2 to 3 ft. wave detail: s 3 ft at 7 seconds and sw 1 foot at
3 seconds. 
.thu through fri 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 201406
cwfbox
expires:202604210300;;693705

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 am edt mon apr 20 2026

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


anz255-210300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1005 am edt mon apr 20 2026

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

$$