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fzus51 kbox 160306
cwfbox
expires:202512161600;;657677

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm est mon dec 15 2025

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


anz235-161600-
rhode island sound-
1005 pm est mon dec 15 2025

.overnight...w winds around 15 kt. gusts up to 20 kt. seas 2 to
3 ft. wave detail: w 3 ft at 4 seconds and ne 1 foot at
7 seconds. 
.tue...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 3 ft
at 6 seconds and se 1 foot at 11 seconds. 
.tue night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 2 to 3 ft, building to 3 to 5 ft after
midnight. wave detail: sw 3 ft at 6 seconds and se 1 foot at
11 seconds, becoming sw 5 ft at 6 seconds and se 1 foot at
11 seconds. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: sw 7 ft at 8 seconds and s 4 ft at 10 seconds.
.wed night...w winds 20 to 25 kt, becoming nw 10 to 15 kt after
midnight. seas 5 to 7 ft. wave detail: sw 7 ft at 7 seconds and
sw 6 ft at 8 seconds. 
.thu...sw winds 5 to 10 kt, becoming s 15 to 20 kt in the
afternoon. seas 3 to 4 ft. wave detail: s 4 ft at 8 seconds. 
.thu night...s winds 25 to 30 kt, increasing to 30 to 40 kt after
midnight. seas 5 to 7 ft, building to 8 to 11 ft after midnight.
a chance of rain in the evening, then rain likely after midnight.
.fri...sw winds 30 to 40 kt with gusts up to 45 kt. seas 9 to
12 ft. rain. vsby 1 to 3 nm. 
.fri night...w winds 25 to 35 kt with gusts up to 40 kt. seas
5 to 8 ft. 
.sat...w winds 15 to 20 kt. seas 3 to 5 ft. 
.sat night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. a chance of rain.  

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 160306
cwfbox
expires:202512161600;;657680

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm est mon dec 15 2025

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


anz236-161600-
narragansett bay-
1005 pm est mon dec 15 2025

.overnight...w winds around 10 kt. waves around 2 ft. 
.tue...w winds 5 to 10 kt. waves around 2 ft. 
.tue night...sw winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. gusts up to 25 kt. waves 2 to 3 ft. 
.wed...sw winds 15 to 20 kt with gusts up to 30 kt. waves 2 to
4 ft. 
.wed night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 4 ft. 
.thu...sw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 2 to 3 ft. 
.thu night...s winds 25 to 35 kt with gusts up to 45 kt. waves
3 to 5 ft, building to 5 to 7 ft after midnight. at the bay
entrance, waves 4 to 6 ft, building to 7 to 10 ft after midnight.
a chance of rain in the evening, then rain likely after midnight.
.fri...sw winds 25 to 35 kt with gusts up to 45 kt. waves 5 to
7 ft, except 7 to 10 ft at the bay entrance. rain. vsby 1 to
3 nm. 
.fri night...w winds 25 to 30 kt. waves 3 to 5 ft. 
.sat...w winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. 
.sat night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
3 to 5 ft. a chance of rain.  

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 160306
cwfbox
expires:202512161600;;657678

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm est mon dec 15 2025

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


anz237-161600-
block island sound-
1005 pm est mon dec 15 2025

.overnight...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w
2 ft at 4 seconds and se 1 foot at 10 seconds. 
.tue...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 5 seconds and se 1 foot at 11 seconds. 
.tue night...sw winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail:
sw 4 ft at 5 seconds and se 1 foot at 11 seconds. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 6 seconds and s 4 ft at 10 seconds.
.wed night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 4 to 6 ft. wave detail: s 5 ft
at 8 seconds and w 3 ft at 5 seconds. 
.thu...s winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 4 ft. wave detail: s 4 ft
at 8 seconds and s 3 ft at 5 seconds. 
.thu night...s winds 25 to 30 kt, increasing to 30 to 35 kt after
midnight. gusts up to 45 kt. seas 4 to 6 ft, building to 7 to
10 ft after midnight. a chance of rain in the evening, then rain
after midnight. 
.fri...sw winds 25 to 35 kt with gusts up to 45 kt. seas 8 to
11 ft. rain. vsby 1 to 3 nm. 
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 8 ft. 
.sat...w winds 15 to 20 kt. seas 3 to 5 ft. 
.sat night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. a chance of rain.  

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 160306
cwfbox
expires:202512161600;;657672

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm est mon dec 15 2025

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


anz255-161600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1005 pm est mon dec 15 2025

...small craft advisory in effect until 3 am est tuesday...

.overnight...w winds 15 to 20 kt. seas 4 to 6 ft. wave detail: w
5 ft at 6 seconds and ne 2 ft at 8 seconds. 
.tue...w winds 10 to 15 kt. gusts up to 20 kt in the morning.
seas 2 to 4 ft. wave detail: w 4 ft at 6 seconds and ne 1 foot at
8 seconds. 
.tue night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 2 to 4 ft, building to 4 to 6 ft after
midnight. wave detail: sw 4 ft at 6 seconds and se 1 foot at
11 seconds, becoming sw 6 ft at 6 seconds and se 1 foot at
10 seconds. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
9 ft. wave detail: sw 9 ft at 8 seconds and s 4 ft at 10 seconds.
.wed night...w winds 20 to 25 kt with gusts up to 30 kt, becoming
nw 15 to 20 kt after midnight. seas 6 to 9 ft, subsiding to 5 to
7 ft after midnight. wave detail: sw 9 ft at 9 seconds, becoming
sw 7 ft at 9 seconds and w 5 ft at 6 seconds. 
.thu...sw winds 5 to 10 kt, becoming s 15 to 20 kt in the
afternoon. seas 4 to 6 ft. wave detail: sw 5 ft at 8 seconds and
s 5 ft at 10 seconds. 
.thu night...s winds 25 to 30 kt, increasing to 30 to 40 kt after
midnight. seas 5 to 7 ft, building to 9 to 12 ft after midnight.
a chance of rain after midnight. 
.fri...sw winds 30 to 40 kt with gusts up to 45 kt. seas 10 to
14 ft. rain. vsby 1 to 3 nm. 
.fri night...w winds 35 to 45 kt. seas 8 to 11 ft. a chance of
rain. 
.sat...w winds 20 to 25 kt. seas 5 to 7 ft. 
.sat night...sw winds 20 to 25 kt with gusts up to 30 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.

$$
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