fzus51 kbox 131705
cwfbox
expires:202608140600;;125438

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz231-140600-
cape cod bay-
105 pm edt thu aug 13 2026

.this afternoon...sw winds around 5 kt. seas 1 foot or less. wave
detail: sw 1 foot at 2 seconds and e 1 foot at 3 seconds. a
chance of showers. 
.tonight...w winds 5 to 10 kt. seas 1 foot or less, then around
2 ft after midnight. wave detail: w 1 foot at 2 seconds and s
1 foot at 3 seconds, becoming e 1 foot at 2 seconds and nw 1 foot
at 2 seconds. 
.fri...n winds 5 to 10 kt. seas around 2 ft in the morning, then
1 foot or less. wave detail: n 1 foot at 3 seconds and s 1 foot
at 5 seconds, becoming n 1 foot at 3 seconds and sw 1 foot at
6 seconds. 
.fri night...sw winds around 5 kt, becoming n after midnight.
seas 1 foot or less, then around 2 ft after midnight. wave
detail: n 1 foot at 3 seconds and s 1 foot at 5 seconds. 
.sat...n winds 5 to 10 kt. seas around 2 ft in the morning, then
1 foot or less. wave detail: n 1 foot at 3 seconds and s 1 foot
at 6 seconds, becoming n 1 foot at 4 seconds and s 1 foot at
8 seconds. 
.sat night...s winds around 5 kt, becoming sw around 5 kt after
midnight. seas 1 foot or less. wave detail: n 1 foot at 4 seconds
and s 1 foot at 5 seconds. 
.sun...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. 
.sun night and mon...sw winds 10 to 15 kt, becoming nw. gusts up
to 25 kt. seas 2 to 4 ft. showers.
.mon 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 131705
cwfbox
expires:202608140600;;125442

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz232-140600-
nantucket sound-
105 pm edt thu aug 13 2026

.this afternoon...sw winds 10 to 15 kt. seas around 2 ft. wave
detail: sw 2 ft at 4 seconds and se 1 foot at 8 seconds. a chance
of showers. 
.tonight...w winds around 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: e 1 foot at 4 seconds and sw 1 foot at
4 seconds. 
.fri...nw winds 5 to 10 kt. seas around 2 ft. wave detail: n
1 foot at 3 seconds and sw 1 foot at 5 seconds. 
.fri night...sw winds 5 to 10 kt, becoming n after midnight. seas
1 foot or less, then around 2 ft after midnight. wave detail: w
1 foot at 2 seconds and ne 1 foot at 3 seconds, becoming n 1 foot
at 3 seconds and sw 1 foot at 5 seconds. 
.sat...n winds 5 to 10 kt. seas around 2 ft. wave detail: n
1 foot at 3 seconds and s 1 foot at 5 seconds. 
.sat night...se winds around 5 kt, becoming sw after midnight.
seas 1 foot or less. wave detail: nw 1 foot at 2 seconds and ne
1 foot at 3 seconds. 
.sun...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. 
.sun night and mon...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 2 to 3 ft. showers.
.mon 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 131705
cwfbox
expires:202608140600;;125443

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz233-140600-
vineyard sound-
105 pm edt thu aug 13 2026

.this afternoon...sw winds 10 to 15 kt. seas around 2 ft. wave
detail: sw 2 ft at 4 seconds and se 1 foot at 9 seconds. a slight
chance of showers. 
.tonight...w winds around 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: w 2 ft at 4 seconds and ne 1 foot at
4 seconds. 
.fri...n winds 5 to 10 kt, becoming w in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and n 1 foot at
3 seconds. 
.fri night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: ne 1 foot at 3 seconds and sw 1 foot at
4 seconds. 
.sat...n winds 5 to 10 kt, becoming ne in the afternoon. seas
around 2 ft in the morning, then 1 foot or less. wave detail: n
1 foot at 3 seconds and sw 1 foot at 5 seconds, becoming n 1 foot
at 2 seconds and s 1 foot at 6 seconds. 
.sat night...s winds 5 to 10 kt, becoming sw after midnight. seas
1 foot or less. wave detail: ne 1 foot at 2 seconds and sw 1 foot
at 4 seconds. 
.sun...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. 
.sun night and mon...sw winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. showers.
.mon night...nw winds 10 to 15 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 131705
cwfbox
expires:202608140600;;125444

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz234-140600-
buzzards bay-
105 pm edt thu aug 13 2026

.this afternoon...sw winds around 10 kt. seas around 2 ft. wave
detail: w 1 foot at 3 seconds and s 1 foot at 4 seconds. a slight
chance of showers. 
.tonight...w winds 5 to 10 kt, becoming nw after midnight. seas
around 2 ft in the evening, then 1 foot or less. wave detail: e
1 foot at 4 seconds and sw 1 foot at 5 seconds, becoming n 1 foot
at 3 seconds and sw 1 foot at 5 seconds. 
.fri...nw winds 5 to 10 kt, becoming w in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail: n
1 foot at 3 seconds and sw 1 foot at 5 seconds, becoming nw
1 foot at 3 seconds and sw 1 foot at 5 seconds. 
.fri night...w winds 5 to 10 kt, becoming n after midnight. seas
1 foot or less. wave detail: n 1 foot at 3 seconds and sw 1 foot
at 4 seconds. 
.sat...n winds 5 to 10 kt, becoming ne in the afternoon. seas
1 foot or less. wave detail: n 1 foot at 3 seconds and sw 1 foot
at 4 seconds. 
.sat night...s winds 5 to 10 kt, becoming sw after midnight. seas
1 foot or less. wave detail: ne 1 foot at 2 seconds and w 1 foot
at 4 seconds. 
.sun...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft. 
.sun night and mon...sw winds 20 to 25 kt, becoming w. seas 2 to
4 ft. showers.
.mon 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 131705
cwfbox
expires:202608140600;;125445

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz235-140600-
rhode island sound-
105 pm edt thu aug 13 2026

.this afternoon...sw winds 10 to 15 kt. seas around 2 ft. wave
detail: sw 2 ft at 4 seconds and se 1 foot at 8 seconds. a slight
chance of showers. 
.tonight...w winds around 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot at
4 seconds. 
.fri...n winds 5 to 10 kt, becoming sw in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and n 1 foot at
2 seconds. 
.fri night...w winds 5 to 10 kt, becoming n 10 to 15 kt after
midnight. seas around 2 ft. wave detail: n 2 ft at 3 seconds and
sw 2 ft at 4 seconds. 
.sat...n winds 10 to 15 kt, becoming nw 5 to 10 kt in the
afternoon. seas around 2 ft. wave detail: n 2 ft at 3 seconds and
s 1 foot at 6 seconds. 
.sat night...sw winds 5 to 10 kt. seas around 2 ft. wave detail:
ne 1 foot at 2 seconds and w 1 foot at 2 seconds. 
.sun...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. 
.sun night and mon...sw winds 20 to 25 kt, becoming w 15 to
20 kt. seas 3 to 5 ft. showers.
.mon 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.

$$

fzus51 kbox 131705
cwfbox
expires:202608140600;;125448

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz236-140600-
narragansett bay-
105 pm edt thu aug 13 2026

.this afternoon...sw winds 5 to 10 kt. waves around 2 ft. a
slight chance of showers. 
.tonight...w winds 5 to 10 kt, becoming nw after midnight. waves
around 2 ft in the evening, then 1 foot or less. 
.fri...n winds 5 to 10 kt, becoming w in the afternoon. waves
1 foot or less. 
.fri night...nw winds 5 to 10 kt, becoming n after midnight.
waves 1 foot or less. 
.sat...n winds 5 to 10 kt. waves 1 foot or less. 
.sat night...sw winds 5 to 10 kt. waves 1 foot or less. 
.sun...sw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. 
.sun night...sw winds 15 to 20 kt. waves 2 to 3 ft. showers
likely. 
.mon...w winds 15 to 20 kt. waves 2 to 3 ft. showers likely. 
.mon night...nw winds 5 to 10 kt. waves 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 131705
cwfbox
expires:202608140600;;125436

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz250-140600-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
105 pm edt thu aug 13 2026

.this afternoon...sw winds around 5 kt. seas around 2 ft. wave
detail: se 1 foot at 3 seconds and w 1 foot at 3 seconds. a
chance of showers. 
.tonight...w winds 5 to 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: nw 2 ft at 3 seconds and se 1 foot at
3 seconds. 
.fri...nw winds 5 to 10 kt. seas around 2 ft. wave detail: n 2 ft
at 3 seconds and s 1 foot at 4 seconds. 
.fri night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: n 1 foot at 3 seconds and s 1 foot at
4 seconds. 
.sat...n winds 5 to 10 kt. seas around 2 ft. wave detail: n 2 ft
at 4 seconds and s 1 foot at 5 seconds. 
.sat night...s winds 5 to 10 kt, becoming sw after midnight. seas
around 2 ft. wave detail: s 1 foot at 3 seconds and w 1 foot at
3 seconds. 
.sun...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. 
.sun night and mon...s winds around 15 kt, becoming nw. gusts up
to 25 kt. seas 2 to 3 ft. showers likely. 
.mon 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 131705
cwfbox
expires:202608140600;;125439

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz254-140600-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
105 pm edt thu aug 13 2026

.this afternoon...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: s 2 ft at 4 seconds and nw 1 foot at 3 seconds. a chance
of showers. 
.tonight...w winds 5 to 10 kt, becoming nw after midnight. seas
around 2 ft. wave detail: nw 2 ft at 3 seconds and s 2 ft at
5 seconds. 
.fri...nw winds 5 to 10 kt. seas around 2 ft. wave detail: n 2 ft
at 3 seconds and s 2 ft at 5 seconds. 
.fri night...sw winds around 5 kt, becoming n after midnight.
seas around 2 ft. wave detail: nw 1 foot at 4 seconds and s
1 foot at 5 seconds. 
.sat...n winds 5 to 10 kt. seas around 2 ft. wave detail: n 2 ft
at 4 seconds and s 1 foot at 6 seconds. 
.sat night...w winds around 5 kt, becoming sw after midnight.
seas around 2 ft. wave detail: nw 2 ft at 4 seconds and s 1 foot
at 6 seconds. 
.sun...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. 
.sun night...s winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. showers likely. 
.mon...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. showers likely. 
.mon night...nw winds 10 to 15 kt with gusts up to 20 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 131705
cwfbox
expires:202608140600;;125440

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
105 pm edt thu aug 13 2026

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


anz255-140600-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
105 pm edt thu aug 13 2026

.this afternoon...sw winds 10 to 15 kt. seas 2 to 3 ft. wave
detail: sw 2 ft at 4 seconds and se 1 foot at 8 seconds. a slight
chance of showers. 
.tonight...w winds around 10 kt, becoming nw after midnight. seas
2 to 3 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot at
4 seconds. 
.fri...n winds 5 to 10 kt, becoming w in the afternoon. seas 2 to
3 ft. wave detail: n 2 ft at 4 seconds and sw 2 ft at 5 seconds. 
.fri night...sw winds 5 to 10 kt, becoming n 10 to 15 kt after
midnight. seas around 2 ft. wave detail: n 1 foot at 3 seconds
and w 1 foot at 3 seconds. 
.sat...n winds 10 to 15 kt, diminishing to 5 to 10 kt in the
afternoon. seas around 2 ft. wave detail: n 2 ft at 3 seconds and
s 1 foot at 6 seconds. 
.sat night...e winds around 5 kt, becoming sw after midnight.
seas around 2 ft. wave detail: nw 1 foot at 3 seconds and ne
1 foot at 4 seconds. 
.sun...sw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. 
.sun night and mon...sw winds 20 to 25 kt. seas 3 to 5 ft.
showers.
.mon night...nw winds 10 to 15 kt with gusts up to 20 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.

$$