fzus51 kbox 010803
cwfbox
expires:202605012100;;825791

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz231-012100-
cape cod bay-
403 am edt fri may 1 2026

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

$$

fzus51 kbox 010803
cwfbox
expires:202605012100;;825795

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz232-012100-
nantucket sound-
403 am edt fri may 1 2026

.today...nw winds around 10 kt, becoming w this afternoon. seas
2 to 3 ft. wave detail: e 2 ft at 8 seconds and w 1 foot at
4 seconds. 
.tonight...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw
2 ft at 4 seconds and e 2 ft at 9 seconds. 
.sat...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 3 seconds and e 2 ft at 9 seconds. a chance of showers in
the afternoon. 
.sat night...s winds 5 to 10 kt, becoming ne after midnight. seas
around 2 ft. wave detail: s 2 ft at 3 seconds and e 2 ft at
9 seconds. rain.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: nw 2 ft at 4 seconds and ne 2 ft at 9 seconds.
rain, mainly in the morning. 
.sun night...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: e
3 ft at 8 seconds and w 2 ft at 4 seconds. 
.mon through tue night...s winds 20 to 25 kt with gusts up to
30 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 010803
cwfbox
expires:202605012100;;825796

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz233-012100-
vineyard sound-
403 am edt fri may 1 2026

.today...nw winds 5 to 10 kt, becoming sw 10 to 15 kt this
afternoon. seas around 2 ft. wave detail: sw 2 ft at 3 seconds
and s 1 foot at 10 seconds. 
.tonight...sw winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and s
1 foot at 10 seconds. 
.sat...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and se 1 foot at 9 seconds. a chance of showers
in the afternoon. 
.sat night...s winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and se 1 foot at
9 seconds. rain.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: nw 2 ft at 4 seconds and se 1 foot at
10 seconds. rain likely, mainly in the morning. 
.sun night...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w
2 ft at 5 seconds and s 2 ft at 9 seconds. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. 
.mon night through tue night...s winds 25 to 30 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.

$$

fzus51 kbox 010803
cwfbox
expires:202605012100;;825797

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz234-012100-
buzzards bay-
403 am edt fri may 1 2026

.today...nw winds 5 to 10 kt, becoming sw 10 to 15 kt this
afternoon. seas around 2 ft. wave detail: sw 2 ft at 3 seconds
and se 1 foot at 10 seconds.
.tonight...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and se 1 foot at 10 seconds. 
.sat...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and se 1 foot at 9 seconds. a chance of
showers. 
.sat night...s winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft in the evening, then 1 foot or less. wave detail: s
1 foot at 4 seconds and se 1 foot at 9 seconds. rain.
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. wave detail: nw 1 foot at 4 seconds and se 1 foot at
10 seconds. rain likely, mainly in the morning. 
.sun night...w winds 10 to 15 kt. seas around 2 ft. wave detail:
w 2 ft at 4 seconds and s 1 foot at 9 seconds. 
.mon and mon night...sw winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. 
.tue and tue night...sw winds 20 to 25 kt, becoming s 25 to
30 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.

$$

fzus51 kbox 010803
cwfbox
expires:202605012100;;825798

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz235-012100-
rhode island sound-
403 am edt fri may 1 2026

.today...nw winds around 10 kt, becoming sw this afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 10 seconds and nw 2 ft at
3 seconds. 
.tonight...sw winds 10 to 15 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 10 seconds. 
.sat...sw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: sw 2 ft
at 4 seconds and se 2 ft at 9 seconds. a chance of showers. 
.sat night...s winds 5 to 10 kt, becoming n after midnight. seas
2 to 3 ft. wave detail: s 2 ft at 5 seconds and se 2 ft at
9 seconds. rain likely. 
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: se 3 ft at 9 seconds and nw 2 ft at 3 seconds.
rain likely in the morning. 
.sun night...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: se
4 ft at 9 seconds and w 3 ft at 4 seconds. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. 
.mon night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. 
.tue...sw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. 
.tue night...s winds 25 to 30 kt. seas 4 to 6 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 010803
cwfbox
expires:202605012100;;825801

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz236-012100-
narragansett bay-
403 am edt fri may 1 2026

.today...nw winds 5 to 10 kt, becoming w this afternoon. waves
around 2 ft. 
.tonight...sw winds 5 to 10 kt. waves around 2 ft. 
.sat...sw winds 5 to 10 kt. waves around 2 ft. a chance of
showers. 
.sat night...s winds 5 to 10 kt, becoming n after midnight. waves
around 2 ft. rain likely. 
.sun...nw winds 10 to 15 kt with gusts up to 20 kt. waves around
2 ft. rain likely in the morning. 
.sun night...w winds around 10 kt. waves around 2 ft. 
.mon through tue night...s winds 20 to 25 kt with gusts up to
30 kt. waves 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 010803
cwfbox
expires:202605012100;;825789

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz250-012100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
403 am edt fri may 1 2026

...small craft advisory in effect through this afternoon...

.today...w winds 5 to 10 kt. seas 3 to 5 ft. wave detail: e 5 ft
at 10 seconds and w 1 foot at 7 seconds. 
.tonight...sw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
4 ft at 9 seconds and w 2 ft at 4 seconds. 
.sat...s winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e 4 ft at
9 seconds and w 2 ft at 5 seconds. a chance of showers. 
.sat night...s winds around 10 kt, becoming e after midnight.
seas 3 to 4 ft. wave detail: e 4 ft at 9 seconds and s 2 ft at
3 seconds. a chance of rain in the evening, then rain likely
after midnight. 
.sun...n winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. wave detail: e 4 ft at 9 seconds and nw 2 ft at 5 seconds.
rain likely, mainly in the morning. 
.sun night...w winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 3 to 5 ft. wave detail: e 5 ft at 9 seconds and n
2 ft at 5 seconds. 
.mon through tue night...s winds 25 to 30 kt with gusts up to
35 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.

$$

fzus51 kbox 010803
cwfbox
expires:202605012100;;825792

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz254-012100-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
403 am edt fri may 1 2026

...small craft advisory in effect through late tonight...

.today...nw winds 5 to 10 kt. seas 3 to 5 ft. wave detail: e 5 ft
at 10 seconds and w 1 foot at 5 seconds. 
.tonight...sw winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e
4 ft at 9 seconds and w 1 foot at 4 seconds. 
.sat...s winds 5 to 10 kt. seas 3 to 4 ft. wave detail: e 4 ft at
9 seconds and sw 2 ft at 4 seconds. a chance of showers in the
afternoon. 
.sat night...s winds 5 to 10 kt, becoming ne after midnight. seas
3 to 4 ft. wave detail: e 4 ft at 9 seconds and s 2 ft at
3 seconds. rain.
.sun...n winds 10 to 15 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: e 4 ft at 9 seconds and sw 2 ft at 4 seconds.
rain, mainly in the morning. 
.sun night...w winds 10 to 15 kt. gusts up to 20 kt after
midnight. seas 4 to 6 ft. wave detail: e 6 ft at 9 seconds and w
2 ft at 5 seconds. 
.mon...sw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. 
.mon night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. 
.tue and tue night...s winds 20 to 25 kt with gusts up to 35 kt.
seas 4 to 6 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 010803
cwfbox
expires:202605012100;;825793

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 am edt fri may 1 2026

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


anz255-012100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
403 am edt fri may 1 2026

...small craft advisory in effect through late tonight...

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

$$