fzus51 kbox 280504
cwfbox
expires:202603281800;;413254

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat mar 28 2026

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


anz235-281800-
rhode island sound-
104 am edt sat mar 28 2026

.rest of tonight...ne winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: s 4 ft at 8 seconds and ne 1 foot at
3 seconds. 
.sat...n winds 15 to 20 kt, becoming nw 10 to 15 kt in the
afternoon. seas 2 to 3 ft. wave detail: s 3 ft at 8 seconds and n
2 ft at 3 seconds. 
.sat night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
around 2 ft. wave detail: nw 2 ft at 3 seconds and s 2 ft at
7 seconds. 
.sun...w winds 10 to 15 kt, becoming sw 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw 4 ft
at 4 seconds and ne 1 foot at 4 seconds. 
.sun night through mon night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 3 to 5 ft. wave detail: sw 5 ft at 5 seconds and s
5 ft at 9 seconds. 
.tue...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: s 6 ft at 8 seconds and sw 1 foot at
4 seconds. a chance of rain. 
.tue night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
6 to 9 ft. 
.wed...sw winds 25 to 30 kt with gusts up to 35 kt. seas 7 to
10 ft. a chance of rain. 
.wed night...nw winds 20 to 25 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.

$$

fzus51 kbox 280504
cwfbox
expires:202603281800;;413257

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat mar 28 2026

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


anz236-281800-
narragansett bay-
104 am edt sat mar 28 2026

.rest of tonight...n winds 10 to 15 kt. waves around 2 ft. 
.sat...n winds 10 to 15 kt. gusts up to 20 kt in the morning.
waves around 2 ft. 
.sat night...nw winds 10 to 15 kt. waves around 2 ft. 
.sun...w winds 10 to 15 kt, becoming sw 15 to 20 kt with gusts up
to 25 kt in the afternoon. waves 1 foot or less, then 2 to 3 ft
in the afternoon. 
.sun night through mon night...sw winds 15 to 20 kt with gusts up
to 25 kt. waves 2 to 3 ft. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
4 ft. a chance of rain. 
.tue night...sw winds 25 to 30 kt. waves 3 to 5 ft. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. waves 3 to
5 ft, except 5 to 8 ft at the bay entrance. a chance of rain. 
.wed night...nw winds 15 to 20 kt with gusts up to 25 kt. waves
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 280504
cwfbox
expires:202603281800;;413255

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat mar 28 2026

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


anz237-281800-
block island sound-
104 am edt sat mar 28 2026

.rest of tonight...ne winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: s 4 ft at 8 seconds and ne 1 foot at
4 seconds. 
.sat...n winds 10 to 15 kt with gusts up to 20 kt, becoming nw in
the afternoon. seas 2 to 3 ft. wave detail: s 3 ft at 8 seconds
and n 2 ft at 3 seconds. 
.sat night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
around 2 ft. wave detail: s 2 ft at 8 seconds and nw 1 foot at
3 seconds. 
.sun...w winds 10 to 15 kt, becoming sw 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 3 ft
at 4 seconds and ne 1 foot at 3 seconds. 
.sun night through mon night...sw winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: sw 4 ft at 5 seconds and
se 3 ft at 8 seconds. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: s 5 ft at 8 seconds and sw 2 ft at 4 seconds.
a chance of rain. 
.tue night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 8 ft. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
9 ft. a chance of rain. 
.wed night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 8 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 280504
cwfbox
expires:202603281800;;413249

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
104 am edt sat mar 28 2026

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


anz255-281800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
104 am edt sat mar 28 2026

.rest of tonight...ne winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: s 4 ft at 8 seconds and ne 2 ft at
5 seconds. 
.sat...n winds 15 to 20 kt. seas 3 to 4 ft. wave detail: n 3 ft
at 4 seconds and s 3 ft at 8 seconds. 
.sat night...nw winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds
and ne 2 ft at 5 seconds. 
.sun...nw winds 10 to 15 kt, becoming sw 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: sw
3 ft at 4 seconds and e 2 ft at 5 seconds. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. wave detail: sw 6 ft at 6 seconds and e 2 ft at
8 seconds. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: sw 6 ft at 7 seconds and e 1 foot at
8 seconds. 
.mon night...sw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 4 to 6 ft. 
.tue...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. 
.tue night...sw winds 25 to 35 kt with gusts up to 40 kt. seas
8 to 11 ft. 
.wed...sw winds 25 to 35 kt with gusts up to 40 kt. seas 9 to
13 ft. 
.wed night...w winds 20 to 25 kt with gusts up to 30 kt. seas
7 to 10 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.

$$