fzus51 kbox 221504
cwfbox
expires:202512230400;;030913

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am est mon dec 22 2025

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


anz235-230400-
rhode island sound-
1004 am est mon dec 22 2025

...small craft advisory in effect until 1 pm est this afternoon...

.this afternoon...nw winds 15 to 20 kt, diminishing to 10 to
15 kt. gusts up to 25 kt. seas 2 to 4 ft. wave detail: nw 4 ft at
5 seconds and se 1 foot at 10 seconds. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: w 3 ft at 4 seconds and se 1 foot at
9 seconds. 
.tue...w winds 10 to 15 kt, becoming sw in the afternoon. seas
2 to 3 ft. wave detail: sw 3 ft at 5 seconds and se 1 foot at
10 seconds. rain. vsby 1 to 3 nm in the afternoon. 
.tue night...sw winds 10 to 15 kt, becoming w 20 to 25 kt after
midnight. seas 3 to 5 ft. wave detail: sw 5 ft at 6 seconds and
se 1 foot at 10 seconds. rain likely, mainly in the evening with
vsby 1 to 3 nm. 
.wed...nw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: w 5 ft at 6 seconds and se 1 foot at
10 seconds. 
.wed night...n winds 10 to 15 kt, becoming nw 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: w 3 ft at 6 seconds and ne
2 ft at 9 seconds. 
.thu and thu night...sw winds 15 to 20 kt, becoming nw 10 to
15 kt. seas 2 to 3 ft. 
.fri...se winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. rain likely. vsby 1 to 3 nm. 
.fri night...n winds 20 to 25 kt. seas 4 to 6 ft. rain likely.  

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 221504
cwfbox
expires:202512230400;;030916

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am est mon dec 22 2025

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


anz236-230400-
narragansett bay-
1004 am est mon dec 22 2025

...small craft advisory in effect until 11 am est this morning...

.this afternoon...nw winds 10 to 15 kt with gusts up to 20 kt.
waves 2 to 3 ft. 
.tonight...w winds 5 to 10 kt. waves around 2 ft. 
.tue...sw winds 5 to 10 kt, becoming s in the afternoon. waves
around 2 ft. rain and snow. vsby 1 to 3 nm in the afternoon. 
.tue night...sw winds 5 to 10 kt, becoming w 15 to 20 kt after
midnight. waves 2 to 3 ft. rain likely in the evening with vsby
1 to 3 nm. 
.wed...nw winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
3 ft. 
.wed night...nw winds 5 to 10 kt. waves around 2 ft in the
evening, then 1 foot or less. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming nw. waves 2 to 3 ft.
.fri and fri night...e winds 10 to 15 kt, becoming n 15 to 20 kt.
waves 2 to 3 ft. rain likely.  

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 221504
cwfbox
expires:202512230400;;030914

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am est mon dec 22 2025

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


anz237-230400-
block island sound-
1004 am est mon dec 22 2025

...small craft advisory in effect until 1 pm est this afternoon...

.this afternoon...nw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. wave detail: nw 3 ft at 4 seconds and se 2 ft at
10 seconds. 
.tonight...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: w 2 ft at 4 seconds and se 1 foot at
10 seconds. 
.tue...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 4 seconds and se 1 foot at 9 seconds. rain. a chance of snow
in the morning. vsby 1 to 3 nm. 
.tue night...sw winds 10 to 15 kt, becoming w 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: w 4 ft
at 5 seconds and se 1 foot at 10 seconds. rain likely in the
evening with vsby 1 to 3 nm. 
.wed...nw winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 2 to 4 ft. wave detail: w 4 ft
at 5 seconds and se 1 foot at 10 seconds. 
.wed night...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: w
2 ft at 5 seconds and ne 1 foot at 8 seconds. 
.thu and thu night...sw winds 10 to 15 kt, becoming nw. gusts up
to 20 kt. seas 2 to 3 ft. 
.fri and fri night...se winds 15 to 20 kt, becoming n. gusts up
to 25 kt. seas 3 to 5 ft. rain likely.  

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 221504
cwfbox
expires:202512230400;;030908

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am est mon dec 22 2025

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


anz255-230400-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1004 am est mon dec 22 2025

...small craft advisory in effect through late tonight...

.this afternoon...nw winds 20 to 25 kt, diminishing to 15 to
20 kt. seas 4 to 6 ft. wave detail: nw 6 ft at 6 seconds and e
2 ft at 10 seconds. 
.tonight...w winds 15 to 20 kt. seas 3 to 5 ft. wave detail: w
4 ft at 5 seconds and e 1 foot at 9 seconds. 
.tue...w winds 10 to 15 kt, becoming sw in the afternoon. seas
2 to 4 ft. wave detail: sw 4 ft at 6 seconds and e 1 foot at
10 seconds. rain. vsby 1 to 3 nm in the afternoon. 
.tue night...s winds 15 to 20 kt, becoming w 25 to 30 kt after
midnight. seas 4 to 6 ft, building to 5 to 8 ft after midnight.
wave detail: sw 4 ft at 6 seconds and e 1 foot at 10 seconds,
becoming w 7 ft at 6 seconds and e 1 foot at 10 seconds. rain,
mainly in the evening with vsby 1 to 3 nm. 
.wed...nw winds 25 to 30 kt with gusts up to 35 kt. seas 6 to
9 ft, subsiding to 5 to 7 ft in the afternoon. wave detail: w
9 ft at 7 seconds and e 1 foot at 10 seconds, becoming nw 7 ft at
7 seconds and e 3 ft at 10 seconds. a chance of rain in the
morning. 
.wed night...n winds 15 to 20 kt with gusts up to 25 kt, becoming
nw around 10 kt after midnight. seas 4 to 6 ft. wave detail: nw
5 ft at 6 seconds and ne 5 ft at 9 seconds. 
.thu and thu night...w winds 15 to 20 kt, becoming nw. gusts up
to 25 kt. seas 3 to 5 ft. 
.fri...se winds 20 to 25 kt. seas 4 to 6 ft. rain likely. 
.fri night...n winds 20 to 25 kt with gusts up to 30 kt. seas
6 to 9 ft. rain likely.  

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.

$$