fzus51 kbox 291704
cwfbox
expires:202604300600;;735746

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt wed apr 29 2026

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


anz235-300600-
rhode island sound-
104 pm edt wed apr 29 2026

.this afternoon...e winds around 10 kt. seas 2 to 4 ft. wave
detail: se 3 ft at 11 seconds and n 2 ft at 3 seconds. 
.tonight...se winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 10 seconds and e 2 ft at 7 seconds. patchy fog. showers
likely after midnight. vsby 1 to 3 nm. 
.thu...se winds around 10 kt, becoming sw in the afternoon. seas
2 to 4 ft. wave detail: se 4 ft at 10 seconds and w 2 ft at
5 seconds. patchy fog. showers. vsby 1 to 3 nm. 
.thu night...w winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 3 to 4 ft. wave detail: se 4 ft at 10 seconds and
w 3 ft at 4 seconds. a chance of showers in the evening. 
.fri and fri night...w winds 15 to 20 kt. seas 2 to 4 ft. wave
detail: sw 3 ft at 5 seconds and se 3 ft at 10 seconds. 
.sat through sun night...w winds 15 to 20 kt. seas 2 to 4 ft.
wave detail: s 4 ft at 9 seconds and sw 3 ft at 5 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 291704
cwfbox
expires:202604300600;;735749

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt wed apr 29 2026

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


anz236-300600-
narragansett bay-
104 pm edt wed apr 29 2026

.this afternoon...se winds 5 to 10 kt. waves around 2 ft. 
.tonight...se winds 5 to 10 kt. waves around 2 ft. patchy fog.
showers likely after midnight. vsby 1 to 3 nm. 
.thu...se winds around 5 kt, becoming w in the afternoon. waves
around 2 ft. patchy fog. showers. vsby 1 to 3 nm. 
.thu night...nw winds 10 to 15 kt. waves around 2 ft. a chance of
showers in the evening. 
.fri and fri night...w winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. 
.sat through sun night...w 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 291704
cwfbox
expires:202604300600;;735747

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt wed apr 29 2026

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


anz237-300600-
block island sound-
104 pm edt wed apr 29 2026

.this afternoon...s winds 5 to 10 kt. seas 2 to 4 ft. wave
detail: e 4 ft at 11 seconds and n 2 ft at 4 seconds. 
.tonight...se winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se
3 ft at 11 seconds and ne 2 ft at 7 seconds. patchy fog. showers
likely after midnight. vsby 1 nm or less, increasing to 1 to 3 nm
after midnight. 
.thu...se winds 5 to 10 kt, becoming w in the afternoon. seas
2 to 4 ft. wave detail: se 4 ft at 10 seconds and e 3 ft at
7 seconds. patchy fog. showers. vsby 1 to 3 nm in the morning. 
.thu night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 4 ft. wave detail: se 4 ft at 10 seconds and w 2 ft at
3 seconds. a chance of showers in the evening. 
.fri and fri night...w winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: se 3 ft at 10 seconds and sw 2 ft at
4 seconds. 
.sat through sun night...w winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 4 ft. wave detail: se 3 ft at 10 seconds and sw
2 ft at 4 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 291704
cwfbox
expires:202604300600;;735741

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 pm edt wed apr 29 2026

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


anz255-300600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 pm edt wed apr 29 2026

...small craft advisory in effect through friday morning...

.this afternoon...ne winds around 10 kt. seas 5 to 7 ft. wave
detail: e 7 ft at 10 seconds and ne 4 ft at 4 seconds. patchy
fog. a slight chance of showers. vsby 1 nm or less. 
.tonight...e winds around 10 kt, becoming se after midnight. seas
4 to 6 ft. wave detail: e 6 ft at 10 seconds and e 5 ft at
6 seconds. patchy fog. a chance of showers after midnight. vsby
1 nm or less. 
.thu...se winds around 10 kt, becoming sw in the afternoon. seas
4 to 6 ft. wave detail: se 6 ft at 11 seconds and se 5 ft at
6 seconds. patchy fog. showers. vsby 1 nm or less, increasing to
1 to 3 nm in the afternoon. 
.thu night...w winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 4 to 6 ft. wave detail: se 5 ft at 10 seconds and
w 4 ft at 5 seconds. patchy fog in the evening. a chance of
showers in the evening. 
.fri and fri night...w winds 15 to 20 kt. seas 4 to 6 ft. wave
detail: sw 6 ft at 6 seconds and se 4 ft at 10 seconds. 
.sat...sw winds around 10 kt. seas 3 to 4 ft. wave detail: w 3 ft
at 5 seconds and e 3 ft at 10 seconds. 
.sat night and sun...w winds 5 to 10 kt, increasing to 15 to
20 kt with gusts up to 25 kt. seas 3 to 4 ft. a chance of
showers. 
.sun night...sw winds 15 to 20 kt with gusts up 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.

$$