fzus51 kbox 242005
cwfbox
expires:202605250900;;584507

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz231-250900-
cape cod bay-
405 pm edt sun may 24 2026

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

.tonight...se winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: se 3 ft at 5 seconds and se 1 foot at
13 seconds. patchy fog. showers. vsby 1 to 3 nm, decreasing to
1 nm or less after midnight. 
.mon...s winds 5 to 10 kt, becoming sw with gusts up to 20 kt in
the afternoon. seas 2 to 3 ft. wave detail: se 2 ft at 6 seconds
and sw 1 foot at 2 seconds. patchy fog. showers. vsby 1 nm or
less, increasing to 1 to 3 nm in the afternoon. 
.mon night...w winds around 5 kt. seas around 2 ft. wave detail:
sw 2 ft at 3 seconds and se 2 ft at 8 seconds. 
.tue...n winds around 5 kt, becoming se in the afternoon. seas
around 2 ft. wave detail: e 2 ft at 9 seconds and s 1 foot at
5 seconds. 
.tue night...sw winds around 10 kt. seas around 2 ft. wave
detail: sw 1 foot at 3 seconds and e 1 foot at 5 seconds. 
.wed...sw winds 5 to 10 kt. seas around 2 ft. wave detail: sw
1 foot at 3 seconds and se 1 foot at 8 seconds. a chance of
showers in the afternoon. 
.wed night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft in the evening, then 1 foot or less.
.thu and thu night...n winds 5 to 10 kt. seas around 2 ft, then
1 foot or less. 
.fri and fri night...w winds 5 to 10 kt. seas 1 foot or less,
then 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 242005
cwfbox
expires:202605250900;;584511

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz232-250900-
nantucket sound-
405 pm edt sun may 24 2026

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

.tonight...se winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. seas 3 to 5 ft. wave detail: e 4 ft at 5 seconds and s
2 ft at 8 seconds. patchy fog. showers likely. vsby 1 to 3 nm,
decreasing to 1 nm or less after midnight. 
.mon...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
4 ft. wave detail: e 3 ft at 9 seconds and w 2 ft at 3 seconds.
patchy fog. showers. vsby 1 nm or less, increasing to 1 to 3 nm
in the afternoon. 
.mon night...sw winds 10 to 15 kt, becoming w around 5 kt after
midnight. seas 2 to 4 ft. wave detail: sw 2 ft at 6 seconds and e
2 ft at 8 seconds. patchy fog in the evening. 
.tue...ne winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: e 2 ft at 8 seconds and e 1 foot at
4 seconds. 
.tue night and wed...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 2 ft at 4 seconds and e 1 foot at
4 seconds. 
.wed night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
n after midnight. seas 2 to 3 ft. wave detail: w 2 ft at
3 seconds and se 2 ft at 7 seconds. 
.thu through fri...w winds 10 to 15 kt. seas around 2 ft. 
.fri night...w 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 242005
cwfbox
expires:202605250900;;584512

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz233-250900-
vineyard sound-
405 pm edt sun may 24 2026

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

.tonight...se winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. gusts up to 25 kt. seas 3 to 5 ft. wave detail: se 5 ft
at 9 seconds and e 2 ft at 4 seconds. patchy fog. showers. vsby
1 to 3 nm, decreasing to 1 nm or less after midnight. 
.mon...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 4 ft. wave detail: s 4 ft at 7 seconds and sw 1 foot at
2 seconds. patchy fog. showers. vsby 1 nm or less, increasing to
1 to 3 nm in the afternoon. 
.mon night...sw winds 10 to 15 kt, becoming w around 5 kt after
midnight. seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and sw
1 foot at 4 seconds. 
.tue...ne winds around 5 kt, becoming s in the afternoon. seas
2 to 3 ft. wave detail: se 3 ft at 9 seconds and sw 2 ft at
7 seconds. patchy fog in the morning with vsby 1 to 3 nm. 
.tue night and wed...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 sw 2 ft at
3 seconds. 
.wed night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
n 5 to 10 kt after midnight. seas 2 to 3 ft. wave detail: sw 3 ft
at 6 seconds and w 1 foot at 3 seconds. 
.thu through fri night...w 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 242005
cwfbox
expires:202605250900;;584513

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz234-250900-
buzzards bay-
405 pm edt sun may 24 2026

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

.tonight...e winds 15 to 20 kt, becoming se 10 to 15 kt after
midnight. gusts up to 25 kt. seas 2 to 4 ft. wave detail: se 4 ft
at 7 seconds and e 2 ft at 3 seconds. patchy fog. showers likely.
vsby 1 to 3 nm, decreasing to 1 nm or less after midnight. 
.mon...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and sw 2 ft at
2 seconds. patchy fog. showers. vsby 1 nm or less, increasing to
1 to 3 nm in the afternoon. 
.mon night...sw winds 5 to 10 kt, becoming w after midnight. seas
around 2 ft. wave detail: sw 2 ft at 5 seconds and e 1 foot at
5 seconds. 
.tue...ne winds around 5 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: sw 2 ft at 6 seconds and se 2 ft at
10 seconds. 
.tue night and wed...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and e 1 foot at
4 seconds. 
.wed night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
n 5 to 10 kt after midnight. seas around 2 ft. wave detail: sw
2 ft at 5 seconds and w 1 foot at 3 seconds. 
.thu through fri night...w 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 242005
cwfbox
expires:202605250900;;584514

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz235-250900-
rhode island sound-
405 pm edt sun may 24 2026

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

.tonight...e winds 15 to 20 kt, becoming se 10 to 15 kt after
midnight. gusts up to 25 kt. seas 5 to 7 ft. wave detail: se 7 ft
at 9 seconds and ne 2 ft at 4 seconds. patchy fog. showers
likely. vsby 1 nm or less. 
.mon...sw winds 10 to 15 kt. gusts up to 20 kt in the afternoon.
seas 4 to 6 ft. wave detail: se 6 ft at 9 seconds and sw 4 ft at
10 seconds. patchy fog. showers. vsby 1 nm or less, increasing to
1 to 3 nm in the afternoon. 
.mon night...sw winds 10 to 15 kt, becoming nw 5 to 10 kt after
midnight. seas 3 to 5 ft. wave detail: se 5 ft at 9 seconds and s
4 ft at 11 seconds. 
.tue...ne winds around 5 kt, becoming s in the afternoon. seas
2 to 4 ft. wave detail: se 4 ft at 7 seconds. 
.tue night and wed...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and se 3 ft at
8 seconds. 
.wed night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
n after midnight. seas 2 to 3 ft. wave detail: se 3 ft at
7 seconds and w 1 foot at 3 seconds. 
.thu through fri night...w 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 242005
cwfbox
expires:202605250900;;584517

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz236-250900-
narragansett bay-
405 pm edt sun may 24 2026

.tonight...e winds 10 to 15 kt with gusts up to 20 kt, becoming
se 5 to 10 kt after midnight. waves 2 to 4 ft. patchy fog.
showers likely. vsby 1 nm or less. 
.mon...s winds 5 to 10 kt. waves 2 to 4 ft. patchy fog. showers.
vsby 1 nm or less, increasing to 1 to 3 nm in the afternoon. 
.mon night...sw winds 5 to 10 kt, becoming nw after midnight.
waves 2 to 3 ft. 
.tue...n winds around 5 kt, becoming s in the afternoon. waves
around 2 ft. 
.tue night and wed...w winds 10 to 15 kt with gusts up to 20 kt.
waves around 2 ft. 
.wed night...w winds 5 to 10 kt, becoming n after midnight. waves
around 2 ft. 
.thu through fri night...w winds 5 to 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 242005
cwfbox
expires:202605250900;;584505

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz250-250900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 pm edt sun may 24 2026

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

.tonight...se winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft, building to 4 to 6 ft after midnight. wave detail: se 4 ft
at 5 seconds, becoming se 5 ft at 6 seconds. patchy fog. showers.
vsby 1 to 3 nm, decreasing to 1 nm or less after midnight. 
.mon...s winds 10 to 15 kt with gusts up to 20 kt, becoming sw
5 to 10 kt in the afternoon. seas 4 to 6 ft. wave detail: se 5 ft
at 8 seconds and e 2 ft at 5 seconds. patchy fog. showers. vsby
1 nm or less, increasing to 1 to 3 nm in the afternoon. 
.mon night...w winds around 5 kt. seas 3 to 5 ft. wave detail: se
5 ft at 9 seconds and s 2 ft at 7 seconds. 
.tue...w winds around 5 kt, becoming s in the afternoon. seas
2 to 4 ft. wave detail: e 4 ft at 7 seconds. 
.tue night and wed...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 3 ft. wave detail: se 3 ft at 8 seconds and sw 2 ft at
3 seconds. 
.wed night...w winds 5 to 10 kt, becoming n after midnight. seas
around 2 ft. wave detail: se 2 ft at 7 seconds and n 1 foot at
3 seconds. 
.thu and thu night...n winds 5 to 10 kt. seas around 2 ft. 
.fri...w winds 5 to 10 kt. seas around 2 ft. a chance of showers.
.fri night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 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 242005
cwfbox
expires:202605250900;;584508

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz254-250900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
405 pm edt sun may 24 2026

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

.tonight...se winds 15 to 20 kt with gusts up to 25 kt. seas 5 to
7 ft. wave detail: se 7 ft at 9 seconds and e 2 ft at 3 seconds.
patchy fog. showers likely. vsby 1 nm or less. 
.mon...s winds 10 to 15 kt, becoming sw in the afternoon. gusts
up to 20 kt. seas 5 to 7 ft. wave detail: se 7 ft at 9 seconds
and w 1 foot at 3 seconds. patchy fog. showers. vsby 1 nm or
less. 
.mon night...sw winds 10 to 15 kt, becoming w around 5 kt after
midnight. seas 4 to 6 ft. wave detail: se 6 ft at 8 seconds and s
4 ft at 10 seconds. patchy fog. vsby 1 to 3 nm, decreasing to
1 nm or less after midnight. 
.tue...ne winds around 5 kt, becoming s in the afternoon. seas
3 to 4 ft. wave detail: se 4 ft at 8 seconds and sw 2 ft at
8 seconds. 
.tue night and wed...sw 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
3 seconds. 
.wed night...w winds 10 to 15 kt, becoming n after midnight. seas
2 to 4 ft. wave detail: s 3 ft at 7 seconds and n 1 foot at
2 seconds. 
.thu through fri...w winds 10 to 15 kt. seas 2 to 3 ft. 
.fri night...w winds 10 to 15 kt. seas 2 to 4 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 242005
cwfbox
expires:202605250900;;584509

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
405 pm edt sun may 24 2026

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


anz255-250900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
405 pm edt sun may 24 2026

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

.tonight...se winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. seas 5 to 8 ft. wave detail: se 8 ft at 9 seconds and s
5 ft at 10 seconds. patchy fog. showers. vsby 1 nm or less. 
.mon...sw winds 10 to 15 kt with gusts up to 20 kt. seas 5 to
7 ft. wave detail: se 7 ft at 9 seconds and s 6 ft at 7 seconds.
patchy fog. showers. vsby 1 nm or less. 
.mon night...sw winds 10 to 15 kt, becoming w 5 to 10 kt after
midnight. seas 4 to 6 ft. wave detail: se 5 ft at 9 seconds and
sw 4 ft at 8 seconds. patchy fog. vsby 1 to 3 nm, decreasing to
1 nm or less after midnight. 
.tue...ne winds around 5 kt, becoming s in the afternoon. seas
3 to 4 ft. wave detail: se 4 ft at 8 seconds and s 2 ft at
7 seconds. 
.tue night and wed...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 3 to 4 ft. wave detail: sw 4 ft at 7 seconds and se 3 ft at
8 seconds. 
.wed night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw after midnight. seas 3 to 4 ft. wave detail: sw 4 ft at
7 seconds and nw 3 ft at 3 seconds. 
.thu through fri...w winds 10 to 15 kt. seas 2 to 3 ft. 
.fri night...w winds 10 to 15 kt. seas 2 to 4 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.

$$