fzus51 kbox 230205
cwfbox
expires:202605231500;;485422

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz231-231500-
cape cod bay-
1004 pm edt fri may 22 2026

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

.overnight...s winds around 5 kt, becoming w. seas 1 foot or
less. wave detail: n 1 foot at 4 seconds and se 1 foot at
5 seconds. 
.sat...e winds 5 to 10 kt. seas 1 foot or less. wave detail: n
1 foot at 4 seconds and s 1 foot at 7 seconds. 
.sat night...se winds 5 to 10 kt. seas 1 foot or less, then
around 2 ft after midnight. wave detail: e 1 foot at 2 seconds
and n 1 foot at 3 seconds, becoming e 2 ft at 9 seconds and n
1 foot at 3 seconds. 
.sun...se winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: se
3 ft at 5 seconds and n 1 foot at 3 seconds. rain.
.sun night...se winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 2 to 3 ft. wave detail:
se 3 ft at 5 seconds. rain in the evening. showers after
midnight. 
.mon...sw winds 5 to 10 kt, becoming nw in the afternoon. seas
2 to 3 ft. wave detail: e 2 ft at 4 seconds and s 2 ft at
5 seconds. showers likely, mainly in the morning. 
.mon night...w winds around 5 kt. seas around 2 ft. a chance of
showers in the evening. 
.tue and tue night...sw winds 5 to 10 kt. seas around 2 ft. 
.wed...w winds 5 to 10 kt. seas 1 foot or less. a chance of
showers. 
.wed night...nw 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 230205
cwfbox
expires:202605231500;;485426

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz232-231500-
nantucket sound-
1004 pm edt fri may 22 2026

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

.overnight...e winds around 5 kt. seas around 2 ft, then 1 foot
or less. wave detail: ne 1 foot at 4 seconds and s 1 foot at
6 seconds. 
.sat...e winds 5 to 10 kt. seas around 2 ft. wave detail: n
1 foot at 4 seconds and e 1 foot at 4 seconds. 
.sat night...e winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 2 to 3 ft. wave detail: e 2 ft at 3 seconds and n
1 foot at 4 seconds. 
.sun...se winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: se
4 ft at 5 seconds and sw 2 ft at 9 seconds. rain.
.sun night...se winds 20 to 25 kt, becoming s 15 to 20 kt after
midnight. gusts up to 30 kt. seas 3 to 5 ft. wave detail: se 5 ft
at 6 seconds and sw 2 ft at 8 seconds. rain in the evening.
showers after midnight.
.mon...sw winds 5 to 10 kt, becoming w in the afternoon. seas
2 to 4 ft. wave detail: se 3 ft at 7 seconds and w 1 foot at
4 seconds. showers likely, mainly in the morning. 
.mon night...w winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers in the evening. 
.tue through wed night...nw 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 230205
cwfbox
expires:202605231500;;485427

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz233-231500-
vineyard sound-
1004 pm edt fri may 22 2026

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

.overnight...e winds around 5 kt. seas around 2 ft. wave detail:
ne 1 foot at 4 seconds and s 1 foot at 7 seconds. 
.sat...e winds 5 to 10 kt. seas around 2 ft. wave detail: se 2 ft
at 11 seconds and ne 1 foot at 3 seconds. 
.sat night...e winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. seas 2 to 4 ft. wave detail: se
2 ft at 8 seconds and e 1 foot at 2 seconds. a chance of rain
after midnight. 
.sun...se winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: se 5 ft at 8 seconds and sw 4 ft at 9 seconds.
rain.
.sun night...se winds 20 to 25 kt with gusts up to 30 kt,
becoming s 10 to 15 kt with gusts up to 20 kt after midnight.
seas 4 to 6 ft. wave detail: se 6 ft at 8 seconds and s 3 ft at
10 seconds. rain in the evening. showers after midnight. 
.mon...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: e 3 ft
at 7 seconds and sw 2 ft at 7 seconds. showers likely, mainly in
the morning. 
.mon night...sw winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers in the evening. 
.tue through wed night...nw winds 10 to 15 kt with gusts up to
20 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 230205
cwfbox
expires:202605231500;;485428

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz234-231500-
buzzards bay-
1004 pm edt fri may 22 2026

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

.overnight...e winds around 5 kt. seas 1 foot or less. wave
detail: ne 1 foot at 3 seconds and s 1 foot at 6 seconds. 
.sat...e winds 5 to 10 kt. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: ne 1 foot at 3 seconds and s
1 foot at 7 seconds, becoming e 1 foot at 2 seconds and n 1 foot
at 4 seconds. 
.sat night...e winds 5 to 10 kt, increasing to 10 to 15 kt with
gusts up to 20 kt after midnight. seas 2 to 3 ft. wave detail: se
2 ft at 8 seconds and e 1 foot at 2 seconds. a chance of rain
after midnight. 
.sun...se winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
4 ft. wave detail: se 4 ft at 6 seconds and e 2 ft at 3 seconds.
rain.
.sun night...se winds 20 to 25 kt with gusts up to 30 kt,
becoming s 10 to 15 kt with gusts up to 20 kt after midnight.
seas 2 to 4 ft. wave detail: s 4 ft at 6 seconds. rain in the
evening. showers after midnight. 
.mon...w winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 9 seconds and w 1 foot at 2 seconds. showers likely, mainly in
the morning. 
.mon night...sw winds 5 to 10 kt. seas around 2 ft. a chance of
showers in the evening. 
.tue through wed night...nw winds 10 to 15 kt with gusts up to
20 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 230205
cwfbox
expires:202605231500;;485429

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz235-231500-
rhode island sound-
1004 pm edt fri may 22 2026

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

.overnight...e winds 5 to 10 kt. seas around 2 ft. wave detail:
ne 2 ft at 4 seconds and s 1 foot at 6 seconds. 
.sat...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: se 3 ft
at 7 seconds and ne 2 ft at 3 seconds. 
.sat night...e winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 3 to 5 ft. wave detail: se 5 ft at 8 seconds and e
2 ft at 3 seconds. rain likely after midnight. 
.sun...e winds 15 to 20 kt with gusts up to 30 kt. seas 5 to
8 ft. wave detail: se 8 ft at 9 seconds and e 4 ft at 4 seconds.
rain.
.sun night...se winds 20 to 25 kt with gusts up to 30 kt,
becoming s 10 to 15 kt with gusts up to 20 kt after midnight.
seas 5 to 8 ft. wave detail: se 8 ft at 9 seconds and e 4 ft at
7 seconds. rain in the evening. showers likely after midnight. 
.mon...w winds 5 to 10 kt. seas 3 to 5 ft. wave detail: se 5 ft
at 8 seconds and sw 2 ft at 10 seconds. showers likely, mainly in
the morning. 
.mon night...w winds 5 to 10 kt. seas 2 to 4 ft. a chance of
showers in the evening. 
.tue through wed night...nw winds 10 to 15 kt with gusts up to
20 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 230205
cwfbox
expires:202605231500;;485432

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz236-231500-
narragansett bay-
1004 pm edt fri may 22 2026

.overnight...e winds around 5 kt. waves around 2 ft. 
.sat...e winds 5 to 10 kt, becoming se in the afternoon. waves
around 2 ft. 
.sat night...se winds 5 to 10 kt, becoming e 10 to 15 kt with
gusts up to 20 kt after midnight. waves 2 to 3 ft. a chance of
rain after midnight. 
.sun...e winds 10 to 15 kt with gusts up to 30 kt. waves 3 to
5 ft. rain.
.sun night...se winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. waves 2 to 4 ft. rain
in the evening. showers likely after midnight. 
.mon...nw winds 5 to 10 kt, becoming w in the afternoon. waves
2 to 4 ft. a chance of showers. 
.mon night...w winds 5 to 10 kt. waves 2 to 3 ft. 
.tue through wed night...nw winds 5 to 10 kt. waves 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 230205
cwfbox
expires:202605231500;;485420

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz250-231500-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 pm edt fri may 22 2026

.overnight...sw winds 5 to 10 kt, becoming w. seas around 2 ft.
wave detail: s 1 foot at 3 seconds and n 1 foot at 4 seconds. 
.sat...ne winds 5 to 10 kt, becoming e in the afternoon. seas
1 foot or less. wave detail: nw 1 foot at 2 seconds and ne 1 foot
at 3 seconds. 
.sat night...se winds 5 to 10 kt. seas 1 foot or less, then
around 2 ft after midnight. wave detail: se 1 foot at 3 seconds
and se 1 foot at 10 seconds, becoming se 2 ft at 4 seconds and se
1 foot at 10 seconds.
.sun...se winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 2 to 4 ft. wave detail: se
4 ft at 4 seconds and n 1 foot at 3 seconds. a chance of rain in
the morning, then rain in the afternoon. 
.sun night...se winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. wave detail: se 6 ft at 6 seconds. rain in the
evening. showers after midnight. 
.mon...sw winds 5 to 10 kt, becoming nw in the afternoon. seas
4 to 6 ft. wave detail: se 6 ft at 8 seconds and e 3 ft at
7 seconds. showers likely, mainly in the morning. 
.mon night...sw winds around 5 kt. seas 3 to 5 ft.
.tue and tue night...sw winds 5 to 10 kt. seas 2 to 4 ft. 
.wed and wed night...sw winds 5 to 10 kt, becoming nw. seas 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 230205
cwfbox
expires:202605231500;;485423

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz254-231500-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1004 pm edt fri may 22 2026

...small craft advisory in effect from saturday evening through
late sunday night...

.overnight...se winds around 5 kt. seas around 2 ft. wave detail:
n 2 ft at 4 seconds and s 1 foot at 6 seconds. 
.sat...e winds 5 to 10 kt. seas around 2 ft. wave detail: n
1 foot at 4 seconds and s 1 foot at 6 seconds. 
.sat night...e winds 5 to 10 kt, becoming se 10 to 15 kt with
gusts up to 20 kt after midnight. seas 2 to 3 ft. wave detail: ne
2 ft at 3 seconds and se 2 ft at 8 seconds. 
.sun...se 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: e 6 ft
at 5 seconds and s 1 foot at 9 seconds. a chance of rain in the
morning, then rain in the afternoon. 
.sun night...se winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 30 kt. seas 5 to 8 ft. wave detail:
se 8 ft at 8 seconds and e 3 ft at 4 seconds. rain in the
evening. showers after midnight.
.mon...s winds 10 to 15 kt, becoming w 5 to 10 kt in the
afternoon. seas 5 to 7 ft. wave detail: se 7 ft at 8 seconds and
ne 2 ft at 8 seconds. showers likely, mainly in the morning. 
.mon night...w winds 5 to 10 kt. seas 3 to 5 ft. a chance of
showers in the evening. 
.tue through wed night...nw 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 230205
cwfbox
expires:202605231500;;485424

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 pm edt fri may 22 2026

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


anz255-231500-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1004 pm edt fri may 22 2026

...small craft advisory in effect from saturday evening through
late sunday night...

.overnight...e winds 5 to 10 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 4 seconds and s 1 foot at 6 seconds. 
.sat...e winds 10 to 15 kt. seas 2 to 3 ft. wave detail: e 2 ft
at 4 seconds and se 2 ft at 9 seconds. 
.sat night...e winds 10 to 15 kt, increasing to 15 to 20 kt after
midnight. seas 3 to 5 ft. wave detail: ne 5 ft at 4 seconds and
se 4 ft at 8 seconds. a chance of rain after midnight. 
.sun...e winds 15 to 20 kt, becoming se 20 to 25 kt in the
afternoon. gusts up to 30 kt. seas 5 to 8 ft. wave detail: se
8 ft at 9 seconds and e 4 ft at 4 seconds. rain.
.sun night...se winds 20 to 25 kt, becoming s 15 to 20 kt after
midnight. gusts up to 30 kt. seas 6 to 9 ft. wave detail: s 9 ft
at 8 seconds and e 5 ft at 5 seconds. rain in the evening.
showers after midnight. 
.mon...sw winds around 10 kt. seas 4 to 6 ft. wave detail: se
6 ft at 8 seconds and s 4 ft at 7 seconds. showers likely, mainly
in the morning. 
.mon night...w winds 5 to 10 kt. seas 3 to 5 ft. a chance of
showers. 
.tue through wed night...nw winds 10 to 15 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.

$$