fzus51 kbox 090503
cwfbox
expires:202608091800;;862370

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz231-091800-
cape cod bay-
102 am edt sun aug 9 2026

.rest of tonight...sw winds 5 to 10 kt. seas 1 foot or less. wave
detail: sw 1 foot at 2 seconds and e 1 foot at 8 seconds. 
.sun...sw winds 5 to 10 kt. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: sw 1 foot at 2 seconds and se
1 foot at 8 seconds, becoming sw 1 foot at 2 seconds and se
1 foot at 9 seconds. 
.sun night...w winds 5 to 10 kt. seas around 2 ft in the evening,
then 1 foot or less. wave detail: sw 1 foot at 2 seconds and e
1 foot at 9 seconds, becoming w 1 foot at 3 seconds and e 1 foot
at 8 seconds. 
.mon...sw winds around 5 kt, becoming s in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail: w
1 foot at 3 seconds and e 1 foot at 9 seconds, becoming sw 1 foot
at 3 seconds and e 1 foot at 9 seconds. 
.mon night and tue...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 1 foot at 2 seconds and e 1 foot at 9 seconds. 
.tue night...w winds around 5 kt. seas 1 foot or less. wave
detail: w 1 foot at 2 seconds and e 1 foot at 8 seconds. 
.wed and wed night...n winds around 5 kt, becoming sw. seas
1 foot or less. 
.thu...sw winds 5 to 10 kt. seas around 2 ft. a chance of
showers. 
.thu night...sw winds around 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 090503
cwfbox
expires:202608091800;;862374

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz232-091800-
nantucket sound-
102 am edt sun aug 9 2026

.rest of tonight...sw winds 10 to 15 kt. seas around 2 ft. wave
detail: w 2 ft at 4 seconds and se 1 foot at 9 seconds. patchy
fog. vsby 1 to 3 nm. 
.sun...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: w 2 ft at 5 seconds and se 1 foot at
9 seconds. 
.sun night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 2 ft at 4 seconds and se 1 foot at 9 seconds. 
.mon...w winds around 5 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 6 seconds and e 1 foot at
9 seconds. 
.mon night and tue...sw winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 3 seconds and e 1 foot
at 9 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. seas around 2 ft. wave detail: w
2 ft at 4 seconds and e 1 foot at 9 seconds. 
.wed and wed night...w winds 5 to 10 kt. seas around 2 ft. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 kt.
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 090503
cwfbox
expires:202608091800;;862375

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz233-091800-
vineyard sound-
102 am edt sun aug 9 2026

.rest of tonight...sw winds around 10 kt. seas 2 to 3 ft. wave
detail: sw 3 ft at 6 seconds and se 1 foot at 9 seconds. patchy
fog. vsby 1 to 3 nm. 
.sun...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and se 1 foot
at 8 seconds. 
.sun night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 3 ft at 7 seconds and se 1 foot at 9 seconds. 
.mon...w winds around 5 kt, becoming sw 10 to 15 kt in the
afternoon. seas around 2 ft. wave detail: sw 2 ft at 6 seconds
and e 1 foot at 10 seconds. 
.mon night and tue...sw winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 6 seconds and e 1 foot
at 10 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. seas around 2 ft. wave detail: sw
2 ft at 5 seconds and se 1 foot at 11 seconds. 
.wed and wed night...w winds 5 to 10 kt. seas around 2 ft. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 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 090503
cwfbox
expires:202608091800;;862376

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz234-091800-
buzzards bay-
102 am edt sun aug 9 2026

.rest of tonight...sw winds around 10 kt. seas around 2 ft. wave
detail: sw 2 ft at 5 seconds and se 1 foot at 9 seconds. patchy
fog. vsby 1 to 3 nm. 
.sun...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 5 seconds and se 1 foot at 9 seconds. 
.sun night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw around 5 kt after midnight. seas 2 to 3 ft. wave detail: sw
3 ft at 7 seconds and se 1 foot at 8 seconds. 
.mon...w winds around 5 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas around 2 ft. wave detail: sw 2 ft
at 6 seconds and e 1 foot at 10 seconds. 
.mon night and tue...sw winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot
at 9 seconds. 
.tue night...w winds 10 to 15 kt, becoming nw 5 to 10 kt after
midnight. seas around 2 ft. wave detail: sw 2 ft at 5 seconds and
se 1 foot at 11 seconds.
.wed and wed night...w winds 5 to 10 kt. seas around 2 ft. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 kt.
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 090503
cwfbox
expires:202608091800;;862377

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz235-091800-
rhode island sound-
102 am edt sun aug 9 2026

.rest of tonight...sw winds around 10 kt. seas 2 to 3 ft. wave
detail: sw 3 ft at 6 seconds and s 2 ft at 9 seconds. patchy fog.
vsby 1 to 3 nm. 
.sun...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and se 2 ft at
8 seconds. 
.sun night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: sw
3 ft at 7 seconds and se 2 ft at 9 seconds. 
.mon...sw winds 5 to 10 kt. seas around 2 ft. wave detail: s 2 ft
at 6 seconds and e 1 foot at 10 seconds. 
.mon night and tue...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and e 1 foot at
10 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: sw
3 ft at 6 seconds and se 1 foot at 10 seconds. 
.wed and wed night...w winds 5 to 10 kt. seas 2 to 3 ft. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 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 090503
cwfbox
expires:202608091800;;862380

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz236-091800-
narragansett bay-
102 am edt sun aug 9 2026

.rest of tonight...sw winds 5 to 10 kt. waves around 2 ft. 
.sun...sw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves around 2 ft. 
.sun night...w winds 5 to 10 kt. waves around 2 ft. 
.mon...w winds around 5 kt, becoming s in the afternoon. waves
around 2 ft. 
.mon night and tue...w winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.tue night...w winds 5 to 10 kt. waves around 2 ft. 
.wed and wed night...w winds 5 to 10 kt. waves around 2 ft. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 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 090503
cwfbox
expires:202608091800;;862368

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz250-091800-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
102 am edt sun aug 9 2026

.rest of tonight...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: sw 1 foot at 4 seconds and e 1 foot at 9 seconds. 
.sun...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 3 seconds and e 1 foot at 9 seconds. 
.sun night...w winds 5 to 10 kt. seas around 2 ft. wave detail: w
1 foot at 3 seconds and se 1 foot at 8 seconds. 
.mon...sw winds around 5 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: sw 1 foot at 3 seconds and se 1 foot at
8 seconds. 
.mon night and tue...sw winds 5 to 10 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: s 2 ft at 3 seconds and e 1 foot
at 9 seconds. 
.tue night...w winds 5 to 10 kt. seas around 2 ft. wave detail: w
1 foot at 4 seconds and e 1 foot at 10 seconds. 
.wed and wed night...n winds 5 to 10 kt, becoming sw. seas around
2 ft. 
.thu...sw winds 5 to 10 kt. seas around 2 ft. a chance of
showers. 
.thu night...sw winds around 10 kt with gusts up to 20 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 090503
cwfbox
expires:202608091800;;862371

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz254-091800-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
102 am edt sun aug 9 2026

.rest of tonight...sw winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: sw 3 ft at 6 seconds and e 1 foot at 9 seconds. patchy
fog. vsby 1 to 3 nm. 
.sun...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: w 3 ft at 6 seconds and e 1 foot at
9 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.sun night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: sw 3 ft at 6 seconds and e 1 foot at 9 seconds. 
.mon...w winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: sw 2 ft at 6 seconds and e 1 foot at
9 seconds. 
.mon night and tue...sw winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: s 2 ft at 5 seconds and e 1 foot at 8 seconds. 
.tue night...w winds 10 to 15 kt, becoming nw 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: sw 2 ft at 5 seconds and e
1 foot at 9 seconds. 
.wed and wed night...nw winds 5 to 10 kt, becoming sw. seas 2 to
3 ft. 
.thu...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. a chance of showers. 
.thu night...sw winds 10 to 15 kt with gusts up to 20 kt. 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 090503
cwfbox
expires:202608091800;;862372

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
102 am edt sun aug 9 2026

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


anz255-091800-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
102 am edt sun aug 9 2026

.rest of tonight...sw winds 10 to 15 kt. seas 3 to 4 ft. wave
detail: sw 4 ft at 6 seconds and e 1 foot at 9 seconds. patchy
fog. vsby 1 to 3 nm. 
.sun...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 3 to 4 ft. wave detail: sw 4 ft at 7 seconds and e 1 foot at
9 seconds. 
.sun night...sw winds 10 to 15 kt with gusts up to 20 kt,
becoming w 5 to 10 kt after midnight. seas 2 to 4 ft. wave
detail: sw 4 ft at 7 seconds and e 1 foot at 9 seconds. patchy
fog. vsby 1 to 3 nm, decreasing to 1 nm or less after midnight. 
.mon...sw winds around 5 kt, increasing to 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and
e 1 foot at 9 seconds. patchy fog. vsby 1 to 3 nm, decreasing to
1 nm or less in the afternoon. 
.mon night...sw winds 10 to 15 kt. seas 2 to 3 ft. wave detail:
sw 3 ft at 6 seconds and e 1 foot at 9 seconds. patchy fog in the
evening with vsby 1 nm or less. 
.tue and tue night...nw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds and e 1 foot at
9 seconds. 
.wed and wed night...w winds 5 to 10 kt. seas 2 to 3 ft. 
.thu and thu night...sw winds 10 to 15 kt with gusts up to 20 kt.
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.

$$