fzus51 kbox 052003
cwfbox
expires:202604060900;;888320

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz231-060900-
cape cod bay-
403 pm edt sun apr 5 2026

...small craft advisory in effect until 8 pm edt this evening...

.tonight...sw winds 10 to 15 kt, becoming w 15 to 20 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: sw 2 ft
at 4 seconds and e 2 ft at 7 seconds. areas of fog this evening.
showers this evening with vsby 1 nm or less. 
.mon...w winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: w 3 ft
at 4 seconds and se 1 foot at 7 seconds. 
.mon night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas around 2 ft. wave
detail: w 2 ft at 4 seconds and se 1 foot at 8 seconds. 
.tue...w winds around 10 kt, becoming nw in the afternoon. seas
1 foot or less. wave detail: w 1 foot at 4 seconds and se 1 foot
at 7 seconds. a chance of rain. 
.tue night...nw winds 10 to 15 kt, increasing to 15 to 20 kt
after midnight. seas 2 to 3 ft. wave detail: nw 3 ft at 4 seconds
and se 1 foot at 7 seconds. a chance of rain in the evening. 
.wed and wed night...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: n 2 ft at 5 seconds. 
.thu through fri...s winds 10 to 15 kt with gusts up to 20 kt.
seas 1 to 2 ft. 
.fri night...sw winds 10 to 15 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 052003
cwfbox
expires:202604060900;;888324

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz232-060900-
nantucket sound-
403 pm edt sun apr 5 2026

...small craft advisory in effect until 8 pm edt this evening...

.tonight...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: sw 3 ft
at 4 seconds and s 3 ft at 8 seconds. areas of fog this evening.
showers this evening with vsby 1 nm or less. 
.mon...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: w 3 ft at 4 seconds and se 2 ft at 8 seconds. 
.mon night...w winds 10 to 15 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: w 3 ft
at 4 seconds and s 2 ft at 8 seconds. 
.tue...w winds 5 to 10 kt, increasing to 10 to 15 kt in the
afternoon. seas around 2 ft. wave detail: w 2 ft at 3 seconds and
s 1 foot at 7 seconds. a chance of rain. 
.tue night...nw winds 10 to 15 kt, becoming n 15 to 20 kt after
midnight. seas around 2 ft. wave detail: nw 2 ft at 4 seconds and
se 1 foot at 8 seconds. 
.wed and wed night...s winds 10 to 15 kt with gusts up to 20 kt.
seas 1 to 2 ft. wave detail: nw 2 ft at 3 seconds and ne 1 foot
at 6 seconds. 
.thu through fri...s winds 10 to 15 kt. seas 1 to 2 ft. 
.fri night...sw winds around 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 052003
cwfbox
expires:202604060900;;888325

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz233-060900-
vineyard sound-
403 pm edt sun apr 5 2026

...small craft advisory in effect until 8 pm edt this evening...

.tonight...sw winds 10 to 15 kt, becoming w after midnight. gusts
up to 25 kt. seas 4 to 6 ft, subsiding to 3 to 4 ft after
midnight. wave detail: sw 5 ft at 8 seconds and sw 2 ft at
4 seconds, becoming s 4 ft at 8 seconds and w 1 foot at
4 seconds. areas of fog this evening. showers this evening with
vsby 1 nm or less. 
.mon...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: sw 4 ft at 8 seconds and w 3 ft at 5 seconds. 
.mon night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: sw
4 ft at 8 seconds and w 2 ft at 5 seconds. 
.tue...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and s 2 ft at
7 seconds. a chance of rain. 
.tue night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: w 2 ft at 5 seconds and s 1 foot at
8 seconds. 
.wed and wed night...s winds 10 to 15 kt with gusts up to 20 kt.
seas 1 to 2 ft. wave detail: w 2 ft at 4 seconds and ne 1 foot at
5 seconds. 
.thu through fri...s winds 10 to 15 kt. seas 1 to 2 ft. 
.fri night...sw winds 10 to 15 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 052003
cwfbox
expires:202604060900;;888326

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz234-060900-
buzzards bay-
403 pm edt sun apr 5 2026

...small craft advisory in effect until 8 pm edt this evening...

.tonight...sw winds 10 to 15 kt, becoming w after midnight. gusts
up to 20 kt. seas 3 to 5 ft, subsiding to 2 to 3 ft after
midnight. wave detail: sw 4 ft at 8 seconds and sw 2 ft at
4 seconds, becoming sw 3 ft at 8 seconds and w 2 ft at 4 seconds.
areas of fog this evening. showers this evening with vsby 1 nm or
less. 
.mon...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. wave detail: w 3 ft at 5 seconds and sw 3 ft at 8 seconds. 
.mon 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: s 3 ft
at 8 seconds and w 2 ft at 5 seconds. 
.tue...w winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. seas around 2 ft. wave detail: sw
2 ft at 4 seconds and s 2 ft at 7 seconds. a chance of rain. 
.tue night...nw winds 10 to 15 kt. seas around 2 ft. wave detail:
nw 2 ft at 4 seconds and s 1 foot at 7 seconds. a chance of rain
in the evening. 
.wed and wed night...s winds 10 to 15 kt with gusts up to 20 kt.
seas 1 to 2 ft. wave detail: w 1 foot at 4 seconds and ne 1 foot
at 5 seconds. 
.thu through fri...s winds 10 to 15 kt. seas 1 to 2 ft. 
.fri night...sw winds 10 to 15 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 052003
cwfbox
expires:202604060900;;888327

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz235-060900-
rhode island sound-
403 pm edt sun apr 5 2026

...small craft advisory in effect until 2 am edt monday...

.tonight...sw winds 15 to 20 kt, becoming w 10 to 15 kt after
midnight. gusts up to 25 kt. seas 5 to 7 ft. wave detail: s 7 ft
at 8 seconds and sw 1 foot at 4 seconds. areas of fog this
evening. showers this evening with vsby 1 nm or less. 
.mon...w winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
5 ft. wave detail: sw 5 ft at 8 seconds and w 2 ft at 4 seconds. 
.mon night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. seas 2 to 4 ft. wave detail: s 4 ft
at 8 seconds and w 2 ft at 5 seconds. 
.tue...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 4 ft. wave detail: sw 3 ft at 6 seconds. a chance of
rain. 
.tue night...nw winds 15 to 20 kt. seas 2 to 4 ft. wave detail:
nw 3 ft at 4 seconds and s 2 ft at 7 seconds. 
.wed and wed night...s winds 10 to 15 kt with gusts up to 20 kt.
seas around 2 ft. wave detail: nw 2 ft at 4 seconds and ne 2 ft
at 7 seconds. 
.thu through fri night...sw 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 052003
cwfbox
expires:202604060900;;888330

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz236-060900-
narragansett bay-
403 pm edt sun apr 5 2026

...small craft advisory in effect until 8 pm edt this evening...

.tonight...w winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
4 ft. areas of fog this evening. showers this evening with vsby
1 nm or less. 
.mon...w winds 10 to 15 kt with gusts up to 25 kt. waves 2 to
3 ft. 
.mon night...w winds 5 to 10 kt. waves 2 to 3 ft. 
.tue...w winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves around 2 ft. a chance of
rain. 
.tue night...nw winds 10 to 15 kt. waves around 2 ft. a chance of
rain in the evening. 
.wed and wed night...s winds 5 to 10 kt with gusts up to 20 kt.
waves around 2 ft. 
.thu through fri...s winds 10 to 15 kt. waves 1 to 2 ft. 
.fri night...sw winds around 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 052003
cwfbox
expires:202604060900;;888318

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz250-060900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
403 pm edt sun apr 5 2026

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

.tonight...w winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: e 4 ft at 7 seconds and w 3 ft at 4 seconds.
areas of fog this evening. showers this evening with vsby 1 nm or
less. 
.mon...w winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: w 4 ft at 5 seconds and se 3 ft at 8 seconds. 
.mon night...w winds 10 to 15 kt. seas 2 to 3 ft. wave detail: w
3 ft at 4 seconds and se 2 ft at 8 seconds. 
.tue...w winds around 10 kt, becoming n in the afternoon. seas
2 to 3 ft. wave detail: w 2 ft at 4 seconds and se 2 ft at
8 seconds. rain likely. 
.tue night...nw winds 15 to 20 kt. seas 2 to 4 ft. wave detail: n
3 ft at 4 seconds and e 2 ft at 8 seconds. a chance of rain in
the evening. 
.wed and wed night...sw winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: nw 3 ft at 5 seconds and e 3 ft at
8 seconds. 
.thu through fri...s winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. 
.fri night...sw winds 15 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.

$$

fzus51 kbox 052003
cwfbox
expires:202604060900;;888321

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz254-060900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
403 pm edt sun apr 5 2026

...small craft advisory in effect through monday evening...

.tonight...sw winds 20 to 25 kt, becoming w 15 to 20 kt after
midnight. gusts up to 30 kt. seas 5 to 8 ft. wave detail: s 7 ft
at 8 seconds and w 2 ft at 5 seconds. showers, mainly this
evening. areas of fog this evening with vsby 1 nm or less. 
.mon...w winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: w 4 ft at 4 seconds and s 4 ft at 8 seconds. 
.mon night...w winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 5 to 10 kt after midnight. seas 4 to 6 ft,
subsiding to 2 to 4 ft after midnight. wave detail: s 4 ft at
8 seconds and w 3 ft at 5 seconds, becoming s 3 ft at 8 seconds
and nw 2 ft at 5 seconds. 
.tue...w winds 10 to 15 kt. seas 2 to 4 ft. wave detail: s 3 ft
at 8 seconds and w 2 ft at 4 seconds. a chance of rain. 
.tue night...nw winds 10 to 15 kt, becoming n 15 to 20 kt after
midnight. seas 3 to 4 ft. wave detail: n 4 ft at 5 seconds and se
2 ft at 7 seconds. 
.wed and wed night...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: n 3 ft at 6 seconds. 
.thu and thu night...s winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. 
.fri and fri night...s winds 10 to 15 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 052003
cwfbox
expires:202604060900;;888322

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
403 pm edt sun apr 5 2026

coastal waters from the merrimack river ma to watch hill ri out
to 25 nm


anz255-060900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
403 pm edt sun apr 5 2026

...small craft advisory in effect through monday evening...

.tonight...sw winds 15 to 20 kt, becoming nw after midnight.
gusts up to 30 kt. seas 6 to 9 ft, subsiding to 5 to 7 ft after
midnight. wave detail: sw 8 ft at 8 seconds and sw 1 foot at
4 seconds, becoming s 7 ft at 8 seconds and w 1 foot at
3 seconds. showers, mainly this evening. areas of fog this
evening with vsby 1 nm or less. 
.mon...w winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. seas 4 to 6 ft. wave detail: sw 6 ft at 8 seconds and
w 4 ft at 5 seconds. 
.mon night...w winds 15 to 20 kt with gusts up to 25 kt, becoming
nw 5 to 10 kt after midnight. seas 4 to 6 ft. wave detail: sw
6 ft at 8 seconds and w 3 ft at 5 seconds. 
.tue...w winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 4 ft. wave detail: sw 4 ft at 7 seconds. a chance of
rain. 
.tue night...nw winds 15 to 20 kt. seas 3 to 4 ft. wave detail: w
4 ft at 6 seconds and e 3 ft at 7 seconds. 
.wed...n winds 15 to 20 kt, becoming e around 10 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: ne
3 ft at 5 seconds and nw 3 ft at 5 seconds. 
.wed night...se winds 5 to 10 kt. seas around 2 ft. 
.thu and thu night...se winds 10 to 15 kt. seas 2 to 3 ft. 
.fri and fri night...s winds 10 to 15 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.

$$