fzus51 kbox 230205
cwfbox
expires:202608231500;;199289

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 22 2026

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


anz231-231500-
cape cod bay-
1005 pm edt sat aug 22 2026

.overnight...nw winds around 5 kt, becoming ne. seas around 2 ft.
wave detail: n 1 foot at 4 seconds and s 1 foot at 5 seconds.
patchy fog. patchy drizzle. a slight chance of showers, then a
chance of showers with a slight chance of tstms. vsby 1 nm or
less. 
.sun...e winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: n 1 foot at 4 seconds and e 1 foot at
4 seconds. patchy fog. a chance of showers with patchy drizzle in
the morning with vsby 1 nm or less. 
.sun night...sw winds 5 to 10 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: se 2 ft at 8 seconds and
s 1 foot at 2 seconds. a chance of showers in the evening. patchy
fog after midnight. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: se
2 ft at 7 seconds and sw 1 foot at 2 seconds. 
.mon night through tue night...w winds 10 to 15 kt with gusts up
to 20 kt. seas around 2 ft. wave detail: sw 2 ft at 6 seconds and
sw 1 foot at 3 seconds. 
.wed through thu...s winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 2 ft at 5 seconds and w 1 foot at 3 seconds. 
.thu night...s winds 5 to 10 kt. seas 1 foot or less. a chance of
showers.  

winds and seas higher in and near tstms.

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:202608231500;;199293

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 22 2026

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


anz232-231500-
nantucket sound-
1005 pm edt sat aug 22 2026

.overnight...se winds around 5 kt. seas around 2 ft. wave detail:
n 1 foot at 3 seconds and s 1 foot at 5 seconds. patchy fog.
patchy drizzle. a slight chance of showers, then showers likely
with a chance of tstms. vsby 1 to 3 nm. 
.sun...se 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: se 1 foot
at 4 seconds and nw 1 foot at 4 seconds. patchy fog. a chance of
showers with patchy drizzle in the morning. vsby 1 to 3 nm. 
.sun night...sw winds 10 to 15 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 2 ft at 4 seconds and se 2 ft at 8 seconds. patchy
fog. a chance of showers. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: sw
2 ft at 6 seconds and sw 1 foot at 3 seconds. 
.mon night through tue night...w winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 3 ft. wave detail: se 3 ft at 7 seconds and
sw 2 ft at 3 seconds. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 4 seconds and e 1 foot
at 6 seconds. 
.thu night...se winds 5 to 10 kt. seas around 2 ft. a chance of
showers.  

winds and seas higher in and near tstms.

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:202608231500;;199294

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 22 2026

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


anz233-231500-
vineyard sound-
1005 pm edt sat aug 22 2026

.overnight...e winds 5 to 10 kt. seas 1 foot or less. wave
detail: ne 1 foot at 3 seconds and s 1 foot at 5 seconds. patchy
fog. patchy drizzle. a slight chance of showers, then a chance of
showers with vsby 1 to 3 nm. 
.sun...se winds around 10 kt, becoming s with gusts up to 20 kt
in the afternoon. seas around 2 ft. wave detail: se 1 foot at
4 seconds and nw 1 foot at 4 seconds. patchy fog. a chance of
showers with patchy drizzle in the morning with vsby 1 to 3 nm. 
.sun night...sw winds 5 to 10 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: se 3 ft at 11 seconds and s 2 ft at
5 seconds. a chance of showers in the evening. patchy fog after
midnight. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: sw
3 ft at 6 seconds and sw 2 ft at 4 seconds. 
.mon night through tue night...w 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 e
1 foot at 7 seconds. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: ne 2 ft at 4 seconds and sw 2 ft
at 5 seconds. 
.thu night...s winds 5 to 10 kt. seas around 2 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:202608231500;;199295

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 22 2026

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


anz234-231500-
buzzards bay-
1005 pm edt sat aug 22 2026

.overnight...ne winds around 5 kt. seas 1 foot or less. wave
detail: n 1 foot at 2 seconds and s 1 foot at 5 seconds. patchy
fog. patchy drizzle. a slight chance of showers, then a chance of
showers. vsby 1 to 3 nm. 
.sun...e winds 5 to 10 kt, becoming s with gusts up to 20 kt in
the afternoon. seas 1 foot or less, then around 2 ft in the
afternoon. wave detail: se 1 foot at 3 seconds and nw 1 foot at
4 seconds, becoming se 1 foot at 3 seconds and n 1 foot at
4 seconds. patchy fog. a chance of showers with patchy drizzle in
the morning with vsby 1 to 3 nm. 
.sun night...sw winds 5 to 10 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: se 3 ft at 8 seconds and sw
1 foot at 4 seconds. a chance of showers in the evening. patchy
fog after midnight with vsby 1 to 3 nm. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: sw
2 ft at 3 seconds and sw 2 ft at 5 seconds. 
.mon night through tue night...w winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: sw 3 ft at 5 seconds and e
1 foot at 7 seconds. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot at
6 seconds. 
.thu night...s winds 5 to 10 kt. seas around 2 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:202608231500;;199296

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 22 2026

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


anz235-231500-
rhode island sound-
1005 pm edt sat aug 22 2026

.overnight...e winds 5 to 10 kt. seas around 2 ft. wave detail: n
1 foot at 3 seconds and sw 1 foot at 5 seconds. patchy fog.
patchy drizzle. a slight chance of showers, then a chance of
showers. vsby 1 to 3 nm. 
.sun...e winds around 10 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: se 2 ft at 4 seconds and nw 1 foot at
4 seconds. patchy fog. a chance of showers with patchy drizzle in
the morning with vsby 1 to 3 nm. 
.sun night...sw winds 10 to 15 kt, diminishing to 5 to 10 kt
after midnight. gusts up to 20 kt. seas 2 to 3 ft. wave detail:
se 3 ft at 5 seconds and se 2 ft at 9 seconds. a chance of
showers in the evening. patchy fog after midnight. 
.mon...sw 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: se
4 ft at 7 seconds and sw 2 ft at 3 seconds. 
.mon night through tue night...w winds 15 to 20 kt with gusts up
to 25 kt. seas 2 to 4 ft. wave detail: s 4 ft at 7 seconds and w
2 ft at 4 seconds. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and ne 2 ft at
4 seconds. 
.thu night...se winds 5 to 10 kt. seas around 2 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:202608231500;;199299

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 22 2026

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


anz236-231500-
narragansett bay-
1005 pm edt sat aug 22 2026

.overnight...ne winds around 5 kt. waves 1 foot or less. patchy
fog. a slight chance of showers with patchy drizzle. vsby 1 to
3 nm. 
.sun...e winds 5 to 10 kt, becoming s in the afternoon. waves
around 2 ft. patchy fog. a chance of showers with patchy drizzle
in the morning with vsby 1 to 3 nm. 
.sun night...sw winds 5 to 10 kt. gusts up to 20 kt in the
evening. waves around 2 ft. patchy fog after midnight with vsby
1 to 3 nm. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves 2 to 3 ft. 
.mon night through tue night...w winds 10 to 15 kt with gusts up
to 20 kt. waves 2 to 3 ft. 
.wed through thu...s winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.thu night...s winds 5 to 10 kt. waves around 2 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:202608231500;;199287

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 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-
1005 pm edt sat aug 22 2026

.overnight...e winds around 5 kt. seas 2 to 3 ft. wave detail: e
2 ft at 5 seconds and nw 1 foot at 3 seconds. patchy fog. a
slight chance of showers with patchy drizzle. vsby 1 nm or less. 
.sun...se winds 5 to 10 kt. seas around 2 ft. wave detail: se
2 ft at 5 seconds and n 1 foot at 4 seconds. patchy fog. a chance
of showers with patchy drizzle in the morning. vsby 1 nm or less,
increasing to 1 to 3 nm in the afternoon. 
.sun night...s winds around 10 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: se 2 ft at 5 seconds and se
2 ft at 8 seconds. a chance of showers. patchy fog after
midnight. 
.mon...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: se 3 ft at 6 seconds and sw 1 foot
at 3 seconds. 
.mon night through tue night...w winds 5 to 10 kt with gusts up
to 20 kt. seas 2 to 3 ft. wave detail: e 3 ft at 7 seconds and s
2 ft at 4 seconds. 
.wed through thu night...s winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 2 ft at 3 seconds and e 2 ft at 6 seconds.  

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:202608231500;;199290

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 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-
1005 pm edt sat aug 22 2026

.overnight...s winds around 5 kt. seas 2 to 3 ft. wave detail: n
2 ft at 4 seconds and s 1 foot at 5 seconds. patchy fog. patchy
drizzle. a slight chance of showers, then showers likely with a
chance of tstms. vsby 1 nm or less. 
.sun...se winds 5 to 10 kt, becoming s in the afternoon. gusts up
to 20 kt. seas 2 to 3 ft. wave detail: se 2 ft at 5 seconds and n
1 foot at 4 seconds. patchy fog. a chance of showers with patchy
drizzle in the morning with vsby 1 nm or less. 
.sun night...s winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 4 ft. wave detail: s 3 ft at 6 seconds and e
2 ft at 7 seconds. patchy fog. a chance of showers. vsby 1 to
3 nm after midnight. 
.mon...sw winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas 3 to 4 ft. wave detail: se 3 ft at 7 seconds and sw 1 foot
at 3 seconds. 
.mon night through tue night...w winds 10 to 15 kt with gusts up
to 20 kt. seas 2 to 4 ft. wave detail: se 3 ft at 6 seconds and w
2 ft at 4 seconds. 
.wed through thu...s winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 2 ft at 5 seconds and se 2 ft at 8 seconds. 
.thu night...se winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers.  

winds and seas higher in and near tstms.

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:202608231500;;199291

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1005 pm edt sat aug 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-
1005 pm edt sat aug 22 2026

.overnight...se winds 5 to 10 kt. seas around 2 ft. wave detail:
e 2 ft at 5 seconds and n 1 foot at 3 seconds. patchy fog. a
chance of showers with patchy drizzle. a chance of tstms. vsby
1 nm or less. 
.sun...se winds around 10 kt, becoming s with gusts up to 20 kt
in the afternoon. seas 2 to 3 ft. wave detail: se 2 ft at
5 seconds and nw 1 foot at 5 seconds. patchy fog. a chance of
showers with patchy drizzle in the morning with vsby 1 nm or
less. 
.sun night...sw winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 3 to 4 ft. wave detail: s 4 ft at 6 seconds and se
3 ft at 12 seconds. patchy fog. a chance of showers in the
evening. 
.mon...sw winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas 3 to 4 ft. wave detail: se 4 ft at 6 seconds and
sw 1 foot at 2 seconds. 
.mon night through tue night...w winds 15 to 20 kt. seas 2 to
4 ft. wave detail: w 4 ft at 5 seconds and sw 4 ft at 6 seconds. 
.wed through thu...s winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: w 3 ft at 5 seconds and ne 2 ft at 4 seconds. 
.thu night...se winds 5 to 10 kt. seas 2 to 3 ft. a chance of
showers.  

winds and seas higher in and near tstms.

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.

$$