fzus51 kbox 111404
cwfbox
expires:202605120300;;384117

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz231-120300-
cape cod bay-
1004 am edt mon may 11 2026

.this afternoon...nw winds 5 to 10 kt, becoming ne. seas around
2 ft. wave detail: nw 1 foot at 3 seconds and e 1 foot at
9 seconds. a chance of showers this morning. 
.tonight...sw winds around 5 kt, becoming nw after midnight. seas
2 to 3 ft. wave detail: se 2 ft at 11 seconds and w 1 foot at
3 seconds. 
.tue...n winds around 10 kt, becoming ne in the afternoon. seas
2 to 3 ft. wave detail: ne 2 ft at 9 seconds and nw 1 foot at
3 seconds. 
.tue night...sw winds around 5 kt. seas around 2 ft in the
evening, then 1 foot or less. wave detail: ne 2 ft at 6 seconds
and nw 1 foot at 3 seconds, becoming w 1 foot at 3 seconds and ne
1 foot at 5 seconds. 
.wed...sw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: s 2 ft at
3 seconds and ne 1 foot at 4 seconds. 
.wed night...s winds around 15 kt with gusts up to 25 kt. seas
around 3 ft. wave detail: s 2 ft at 3 seconds and e 1 foot at
7 seconds. a chance of showers in the evening, then showers
likely after midnight. patchy fog after midnight. 
.thu and thu night...se winds 10 to 15 kt with gusts up to 25 kt,
becoming s 5 to 10 kt. seas 2 to 3 ft. patchy fog. showers.
.fri...n winds 5 to 10 kt. seas around 2 ft. patchy fog. 
.fri night...w winds 5 to 10 kt. seas 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 111404
cwfbox
expires:202605120300;;384121

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz232-120300-
nantucket sound-
1004 am edt mon may 11 2026

.this afternoon...n winds 5 to 10 kt, becoming ne. seas around
2 ft. wave detail: e 2 ft at 7 seconds and nw 1 foot at
4 seconds. showers likely this morning. 
.tonight...sw winds around 5 kt, becoming nw after midnight. seas
2 to 3 ft. wave detail: e 2 ft at 7 seconds and sw 1 foot at
5 seconds. 
.tue...n winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 2 ft at
7 seconds and nw 1 foot at 3 seconds. 
.tue night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 5 seconds and e 1 foot at 7 seconds. 
.wed...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: sw 2 ft at 3 seconds and
e 1 foot at 7 seconds. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas
around 3 ft. wave detail: se 3 ft at 5 seconds and se 1 foot at
12 seconds. a chance of showers after midnight. 
.thu and thu night...se winds 15 to 20 kt with gusts up to 25 kt,
becoming sw 10 to 15 kt. seas 2 to 3 ft. patchy fog. showers.
.fri...nw winds 5 to 10 kt. seas 2 to 3 ft. patchy fog. 
.fri night...w winds 5 to 10 kt. seas 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 111404
cwfbox
expires:202605120300;;384122

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz233-120300-
vineyard sound-
1004 am edt mon may 11 2026

.this afternoon...n winds around 5 kt, becoming sw. seas 2 to
4 ft. wave detail: e 2 ft at 5 seconds and sw 2 ft at 9 seconds.
a chance of showers. 
.tonight...sw winds 5 to 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: s 2 ft at 6 seconds and se 1 foot at
11 seconds. 
.tue...n winds around 10 kt, becoming w in the afternoon. seas
around 2 ft. wave detail: e 2 ft at 6 seconds and nw 1 foot at
4 seconds. 
.tue night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
sw 1 foot at 3 seconds and se 1 foot at 7 seconds. 
.wed...sw winds 10 to 15 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: s 3 ft at
6 seconds and s 1 foot at 11 seconds. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas
around 3 ft. wave detail: s 3 ft at 6 seconds and se 1 foot at
12 seconds. a chance of showers in the evening, then showers
likely after midnight. patchy fog after midnight. 
.thu and thu night...s winds 15 to 20 kt with gusts up to 25 kt,
becoming sw 5 to 10 kt. seas 2 to 3 ft. patchy fog. showers.
.fri and fri night...w winds 5 to 10 kt. seas 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 111404
cwfbox
expires:202605120300;;384123

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz234-120300-
buzzards bay-
1004 am edt mon may 11 2026

.this afternoon...n winds around 5 kt, becoming sw. seas around
2 ft. wave detail: e 1 foot at 4 seconds and w 1 foot at
5 seconds. a chance of showers this morning. 
.tonight...sw winds 5 to 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: s 2 ft at 5 seconds and se 1 foot at
11 seconds. 
.tue...n winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: n 1 foot at 5 seconds and s 1 foot at
11 seconds. 
.tue night...sw winds 5 to 10 kt. seas around 2 ft in the
evening, then 1 foot or less. wave detail: sw 1 foot at 3 seconds
and se 1 foot at 7 seconds. 
.wed...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw
3 ft at 4 seconds and se 1 foot at 7 seconds. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas
around 3 ft. wave detail: s 3 ft at 6 seconds and se 1 foot at
13 seconds. a chance of showers in the evening, then showers
likely after midnight. patchy fog after midnight. 
.thu and thu night...s winds 15 to 20 kt with gusts up to 25 kt,
becoming sw 5 to 10 kt. seas 2 to 3 ft. patchy fog. showers.
.fri...nw winds 5 to 10 kt. seas around 2 ft. patchy fog. a
chance of showers. 
.fri night...w winds 5 to 10 kt. seas around 2 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 111404
cwfbox
expires:202605120300;;384124

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz235-120300-
rhode island sound-
1004 am edt mon may 11 2026

.this afternoon...n winds 5 to 10 kt, becoming sw. seas 3 to
5 ft. wave detail: se 4 ft at 8 seconds and w 1 foot at
8 seconds. a chance of showers. 
.tonight...w winds 5 to 10 kt, becoming nw after midnight. seas
2 to 3 ft. wave detail: se 3 ft at 8 seconds and sw 1 foot at
7 seconds. 
.tue...n winds 10 to 15 kt, becoming sw 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: se 3 ft at 7 seconds and
nw 2 ft at 4 seconds. 
.tue night...sw winds around 10 kt. seas 2 to 3 ft. wave detail:
sw 2 ft at 3 seconds and se 2 ft at 8 seconds. 
.wed...sw winds 10 to 15 kt, becoming s 15 to 20 kt with gusts up
to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: s 3 ft at
6 seconds and se 1 foot at 11 seconds. 
.wed night...s winds around 20 kt with gusts up to 25 kt. seas
around 3 ft. wave detail: s 3 ft at 6 seconds and se 1 foot at
11 seconds. a chance of showers in the evening, then showers
likely after midnight. patchy fog after midnight. 
.thu...s winds 15 to 20 kt with gusts up to 25 kt. seas around
3 ft. patchy fog. showers.
.thu night...w winds 10 to 15 kt. seas around 3 ft. a chance of
showers. 
.fri and fri night...w winds 5 to 10 kt. seas 2 to 4 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 111404
cwfbox
expires:202605120300;;384127

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz236-120300-
narragansett bay-
1004 am edt mon may 11 2026

.this afternoon...n winds around 5 kt, becoming w. waves 2 to
3 ft. a slight chance of showers. 
.tonight...w winds 5 to 10 kt, becoming n after midnight. waves
around 2 ft. 
.tue...n winds 5 to 10 kt, becoming w in the afternoon. waves
around 2 ft. 
.tue night...sw winds 5 to 10 kt. waves around 2 ft. 
.wed...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. waves 2 to 3 ft. 
.wed night...s winds 15 to 20 kt. waves 2 to 3 ft. patchy fog. a
chance of showers in the evening. showers likely after midnight. 
.thu...s winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. patchy fog. showers.
.thu night...w winds 5 to 10 kt. waves 2 to 3 ft. a chance of
showers. 
.fri and fri night...nw winds 5 to 10 kt, becoming w. waves 2 to
3 ft. a chance of showers.  

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 111404
cwfbox
expires:202605120300;;384115

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz250-120300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 am edt mon may 11 2026

.this afternoon...nw winds around 5 kt, becoming se. seas 2 to
4 ft. wave detail: se 4 ft at 8 seconds and w 1 foot at
3 seconds. a slight chance of showers. 
.tonight...sw winds 5 to 10 kt, becoming nw after midnight. seas
2 to 4 ft. wave detail: e 4 ft at 10 seconds and w 1 foot at
3 seconds. 
.tue...n winds 5 to 10 kt, becoming ne in the afternoon. seas
3 to 4 ft. wave detail: e 4 ft at 8 seconds and nw 2 ft at
3 seconds. 
.tue night...s winds 5 to 10 kt, becoming sw after midnight. seas
2 to 3 ft. wave detail: e 3 ft at 7 seconds and w 1 foot at
3 seconds. 
.wed...s winds 5 to 10 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: s 3 ft
at 4 seconds and e 2 ft at 7 seconds. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: s 4 ft at 5 seconds and e 1 foot at
11 seconds. a chance of showers in the evening, then showers
likely after midnight. patchy fog after midnight. 
.thu and thu night...se winds 15 to 20 kt, diminishing to 10 to
15 kt. gusts up to 25 kt. seas 3 to 4 ft. patchy fog. showers.
.fri...n winds 5 to 10 kt. seas 3 to 4 ft. patchy fog. a chance
of showers. 
.fri night...w winds 5 to 10 kt. seas 3 to 4 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 111404
cwfbox
expires:202605120300;;384118

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz254-120300-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1004 am edt mon may 11 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.this afternoon...n winds 5 to 10 kt. seas 3 to 5 ft. wave
detail: se 5 ft at 8 seconds and nw 1 foot at 3 seconds. showers
likely this morning. 
.tonight...s winds around 5 kt, becoming nw after midnight. seas
3 to 4 ft. wave detail: se 4 ft at 8 seconds and se 2 ft at
11 seconds. a chance of showers in the evening. 
.tue...n winds 5 to 10 kt. seas 3 to 4 ft. wave detail: se 4 ft
at 8 seconds and w 1 foot at 4 seconds. 
.tue night...sw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
3 ft at 7 seconds and nw 1 foot at 3 seconds. 
.wed...sw winds 5 to 10 kt, becoming s 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 3 to 4 ft. wave detail: s 3 ft at
4 seconds and e 2 ft at 7 seconds. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: se 4 ft at 6 seconds and e 1 foot at
11 seconds. a chance of showers after midnight. 
.thu and thu night...se winds 15 to 20 kt, becoming s 10 to
15 kt. gusts up to 25 kt. seas 3 to 4 ft. patchy fog. showers.
.fri...nw winds 5 to 10 kt. seas 3 to 5 ft. patchy fog. 
.fri night...w winds 5 to 10 kt. seas 4 to 5 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 111404
cwfbox
expires:202605120300;;384119

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt mon may 11 2026

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


anz255-120300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1004 am edt mon may 11 2026

...small craft advisory in effect until 2 pm edt this afternoon...

.this afternoon...n winds 5 to 10 kt. seas 3 to 5 ft. wave
detail: se 5 ft at 8 seconds and nw 2 ft at 5 seconds. showers
likely. 
.tonight...sw winds around 5 kt, becoming nw after midnight. seas
3 to 4 ft. wave detail: se 4 ft at 8 seconds and sw 1 foot at
7 seconds. a chance of showers in the evening. 
.tue...n winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. seas 3 to 4 ft. wave detail: se 3 ft at 8 seconds and
nw 2 ft at 6 seconds. 
.tue night...sw winds 5 to 10 kt. seas 2 to 4 ft. wave detail: sw
2 ft at 3 seconds and se 2 ft at 8 seconds. 
.wed...sw winds 10 to 15 kt, becoming s 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: sw 3 ft at 4 seconds and
e 2 ft at 7 seconds. 
.wed night...s winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 4 ft. wave detail: se 4 ft at 6 seconds and se 1 foot at
12 seconds. patchy fog after midnight. a chance of showers after
midnight. 
.thu and thu night...se winds 15 to 20 kt with gusts up to 25 kt,
becoming sw 10 to 15 kt. seas 3 to 5 ft. patchy fog. showers.
.fri...nw winds 5 to 10 kt. seas 3 to 5 ft. patchy fog. 
.fri night...w winds around 10 kt. seas 3 to 5 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.

$$