fzus51 kbox 282006
cwfbox
expires:202603290900;;449592

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

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


anz231-290900-
cape cod bay-
406 pm edt sat mar 28 2026

...small craft advisory in effect from sunday afternoon through
sunday evening...

.tonight...s winds 5 to 10 kt, becoming nw 10 to 15 kt after
midnight. seas around 2 ft. wave detail: n 2 ft at 5 seconds and
s 1 foot at 7 seconds. 
.sun...w winds 5 to 10 kt, becoming sw 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas around 2 ft. wave detail: sw 2 ft
at 3 seconds and ne 2 ft at 5 seconds. 
.sun night...sw winds around 15 kt with gusts up to 25 kt. seas
around 2 ft. wave detail: sw 2 ft at 4 seconds and ne 1 foot at
4 seconds. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. seas around
2 ft. wave detail: s 2 ft at 5 seconds and e 1 foot at 8 seconds.
.mon night and tue...sw winds 15 to 20 kt with gusts up to 25 kt.
seas around 2 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot
at 8 seconds. 
.tue night...sw winds 20 to 25 kt, increasing to 25 to 30 kt
after midnight. seas 2 to 4 ft. wave detail: sw 4 ft at 4 seconds
and s 4 ft at 7 seconds. 
.wed...sw winds 25 to 30 kt. seas 2 to 4 ft. a chance of rain. 
.wed night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 3 ft. rain likely. 
.thu...ne winds 15 to 20 kt. seas 2 to 3 ft. rain and snow
likely. 
.thu night...ne winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of rain and snow.  

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 282006
cwfbox
expires:202603290900;;449596

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

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


anz232-290900-
nantucket sound-
406 pm edt sat mar 28 2026

...small craft advisory in effect from sunday afternoon through
sunday evening...

.tonight...nw winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas around 2 ft. wave detail: nw 2 ft at 3 seconds and
ne 1 foot at 4 seconds. 
.sun...w winds 5 to 10 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 5 seconds. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: sw 3 ft at 5 seconds and ne 1 foot at
5 seconds. 
.mon...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 2 to 4 ft. wave detail: sw
4 ft at 4 seconds and sw 4 ft at 7 seconds. 
.mon night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 2 to 4 ft. wave detail: sw 4 ft at 4 seconds
and sw 3 ft at 7 seconds. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: sw 3 ft at 4 seconds and sw 2 ft at 8 seconds.
.tue night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 7 ft. 
.wed...sw winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft. a chance of rain. 
.wed night...nw winds 15 to 20 kt. seas 3 to 5 ft. rain likely. 
.thu...ne winds 15 to 20 kt. seas 2 to 4 ft. rain and snow
likely. 
.thu night...ne winds 20 to 25 kt. seas 2 to 4 ft. a chance of
rain and snow.  

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 282006
cwfbox
expires:202603290900;;449597

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

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


anz233-290900-
vineyard sound-
406 pm edt sat mar 28 2026

...small craft advisory in effect from sunday afternoon through
sunday evening...

.tonight...nw winds 10 to 15 kt. seas around 2 ft. wave detail:
nw 2 ft at 3 seconds and ne 1 foot at 3 seconds. 
.sun...w winds 5 to 10 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 5 seconds. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: sw 4 ft at 6 seconds and ne 1 foot at
5 seconds. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 7 seconds and sw 2 ft at 4 seconds.
.mon night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 3 to 5 ft. wave detail: sw 5 ft at 7 seconds
and sw 2 ft at 4 seconds. 
.tue...sw winds 15 to 20 kt, increasing to 20 to 25 kt with gusts
up to 30 kt in the afternoon. seas 4 to 6 ft. wave detail: sw
5 ft at 8 seconds and sw 2 ft at 4 seconds. 
.tue night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 8 ft, building to 7 to 10 ft after midnight. 
.wed...sw winds 25 to 30 kt with gusts up to 35 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
4 to 6 ft. rain likely. 
.thu...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. rain and snow likely. 
.thu night...ne winds 20 to 25 kt. seas 2 to 4 ft. a chance of
rain and snow.  

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 282006
cwfbox
expires:202603290900;;449598

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

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


anz234-290900-
buzzards bay-
406 pm edt sat mar 28 2026

...small craft advisory in effect from sunday afternoon through
sunday evening...

.tonight...nw winds 10 to 15 kt. seas around 2 ft. wave detail:
ne 1 foot at 3 seconds and nw 1 foot at 3 seconds. 
.sun...w winds 5 to 10 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 5 seconds. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: sw 3 ft at 6 seconds and ne 1 foot at
5 seconds. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: sw 4 ft at 5 seconds and e 1 foot at
8 seconds. 
.mon night...sw winds 20 to 25 kt, diminishing to 10 to 15 kt
after midnight. seas 2 to 4 ft. wave detail: sw 4 ft at 7 seconds
and sw 2 ft at 4 seconds. 
.tue...sw winds 15 to 20 kt, increasing to 20 to 25 kt with gusts
up to 30 kt in the afternoon. seas 3 to 5 ft. wave detail: sw
5 ft at 8 seconds and sw 3 ft at 4 seconds. 
.tue night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 7 ft. 
.wed...sw winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft. a chance of rain. 
.wed night...nw winds 15 to 20 kt. seas 3 to 5 ft. rain likely. 
.thu...ne winds 15 to 20 kt. seas 2 to 4 ft. rain and snow
likely. 
.thu night...ne winds 20 to 25 kt. seas 2 to 3 ft. a chance of
rain and snow.  

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 282006
cwfbox
expires:202603290900;;449599

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

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


anz235-290900-
rhode island sound-
406 pm edt sat mar 28 2026

...small craft advisory in effect from sunday afternoon through
sunday evening...

.tonight...nw winds 10 to 15 kt. seas 2 to 3 ft. wave detail: nw
2 ft at 3 seconds and s 2 ft at 7 seconds. 
.sun...w winds 5 to 10 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 ne 1 foot at 4 seconds. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: s 4 ft at 7 seconds. 
.mon...sw winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 7 seconds and sw 2 ft at 4 seconds.
.mon night...sw winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. seas 3 to 5 ft. wave detail: sw 5 ft at 7 seconds
and w 2 ft at 4 seconds. 
.tue...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 5 to 7 ft. wave detail: s 7 ft
at 8 seconds and sw 1 foot at 3 seconds. 
.tue night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
6 to 9 ft, building to 8 to 11 ft after midnight. 
.wed...sw winds 25 to 30 kt with gusts up to 35 kt. seas 8 to
11 ft. a chance of rain. 
.wed night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
6 to 9 ft. rain likely. 
.thu...ne winds 20 to 25 kt. seas 4 to 6 ft. rain and snow
likely. 
.thu night...ne winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. a chance of rain and snow.  

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 282006
cwfbox
expires:202603290900;;449602

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

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


anz236-290900-
narragansett bay-
406 pm edt sat mar 28 2026

...small craft advisory in effect from sunday afternoon through
sunday evening...

.tonight...nw winds 5 to 10 kt. waves around 2 ft. 
.sun...w winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 25 kt in the afternoon. waves 2 to 3 ft. 
.sun night...sw winds around 15 kt with gusts up to 25 kt. waves
2 to 3 ft. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
3 ft. 
.mon night and tue...sw winds 15 to 20 kt with gusts up to 25 kt.
waves 2 to 4 ft. 
.tue night...sw winds 20 to 25 kt with gusts up to 30 kt. waves
4 to 6 ft. 
.wed...sw winds 20 to 25 kt with gusts up to 30 kt. waves 4 to
6 ft. a chance of rain. 
.wed night...n winds 10 to 15 kt with gusts up to 20 kt. waves
3 to 5 ft. rain likely. 
.thu...ne winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
4 ft. rain and snow likely. 
.thu night...ne winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 4 ft. a chance of rain and snow.  

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 282006
cwfbox
expires:202603290900;;449590

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

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


anz250-290900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
406 pm edt sat mar 28 2026

...small craft advisory in effect from sunday afternoon through
late sunday night...

.tonight...s winds 10 to 15 kt, becoming nw with gusts up to
20 kt after midnight. seas 2 to 3 ft. wave detail: n 3 ft at
4 seconds and s 1 foot at 7 seconds. 
.sun...w winds 10 to 15 kt, becoming sw 15 to 20 kt with gusts up
to 30 kt in the afternoon. seas 2 to 4 ft. wave detail: sw 3 ft
at 4 seconds and ne 1 foot at 5 seconds. 
.sun night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
3 to 4 ft. wave detail: s 4 ft at 5 seconds and e 1 foot at
8 seconds. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: s 3 ft at 5 seconds and e 1 foot at 8 seconds.
.mon night and tue...s winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: s 3 ft at 5 seconds and e 1 foot at
8 seconds. 
.tue night...s winds 20 to 25 kt, becoming sw 25 to 30 kt after
midnight. seas 3 to 5 ft, building to 5 to 7 ft after midnight.
wave detail: s 5 ft at 6 seconds, becoming s 7 ft at 7 seconds. 
.wed...sw winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft. a chance of rain. 
.wed night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of rain. 
.thu...ne winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. a chance of rain and snow. 
.thu night...ne winds 20 to 25 kt. seas 4 to 6 ft. a chance of
snow and 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 282006
cwfbox
expires:202603290900;;449593

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

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


anz254-290900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
406 pm edt sat mar 28 2026

...small craft advisory in effect from sunday afternoon through
late sunday night...

.tonight...nw winds 5 to 10 kt, increasing to 10 to 15 kt after
midnight. seas 2 to 4 ft. wave detail: ne 3 ft at 6 seconds and
nw 2 ft at 3 seconds. 
.sun...w winds around 10 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 ne 2 ft at 5 seconds. 
.sun night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: sw 3 ft at 5 seconds and ne 1 foot at
5 seconds. 
.mon...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft. wave detail: sw
6 ft at 5 seconds and e 1 foot at 8 seconds. 
.mon night and tue...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 4 to 6 ft. wave detail: sw 6 ft at 7 seconds and w 2 ft at
4 seconds. 
.tue night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
6 to 9 ft. s and e of nantucket, seas 8 to 11 ft, building to
10 to 12 ft after midnight. wave detail: s 9 ft at 8 seconds and
sw 2 ft at 4 seconds. 
.wed...sw winds 25 to 30 kt with gusts up to 35 kt. seas 6 to
9 ft, except 10 to 12 ft s and e of nantucket. 
.wed night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 8 ft. rain likely. 
.thu...ne winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. rain and snow likely. 
.thu night...ne winds 20 to 25 kt. seas 4 to 6 ft. a chance of
rain and snow.  

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 282006
cwfbox
expires:202603290900;;449594

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

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


anz255-290900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
406 pm edt sat mar 28 2026

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

$$