fzus51 kbox 240805
cwfbox
expires:202605242100;;556313

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

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


anz231-242100-
cape cod bay-
405 am edt sun may 24 2026

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

.today...se winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: se 3 ft at 4 seconds. a chance of showers this
morning, then showers this afternoon. patchy fog this afternoon
with vsby 1 to 3 nm. 
.tonight...se winds 10 to 15 kt with gusts up to 30 kt. seas 2 to
3 ft. wave detail: se 3 ft at 5 seconds. showers, mainly in the
evening. patchy fog in the evening. vsby 1 to 3 nm. 
.mon...s winds 5 to 10 kt. gusts up to 20 kt in the afternoon.
seas 2 to 3 ft. wave detail: se 2 ft at 4 seconds. showers
likely. 
.mon night...w winds around 5 kt. seas around 2 ft. wave detail:
se 2 ft at 7 seconds and e 2 ft at 8 seconds. 
.tue...n winds around 5 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: se 2 ft at 7 seconds and e 1 foot at
4 seconds. 
.tue night...sw winds around 10 kt. seas around 2 ft. wave
detail: sw 2 ft at 3 seconds and se 2 ft at 8 seconds. 
.wed through thu night...nw winds 5 to 10 kt with gusts up to
20 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 240805
cwfbox
expires:202605242100;;556317

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

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


anz232-242100-
nantucket sound-
405 am edt sun may 24 2026

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

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

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 240805
cwfbox
expires:202605242100;;556318

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

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


anz233-242100-
vineyard sound-
405 am edt sun may 24 2026

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

.today...e winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: se 5 ft at 8 seconds and e 2 ft at 3 seconds.
patchy fog. showers. vsby 1 to 3 nm this afternoon. 
.tonight...se winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: se 6 ft at 9 seconds and s 3 ft at 9 seconds.
showers. patchy fog in the evening with vsby 1 nm or less. 
.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 se 4 ft at
8 seconds. showers likely. 
.mon night...sw winds 5 to 10 kt, becoming w after midnight. seas
2 to 3 ft. wave detail: se 3 ft at 7 seconds and w 1 foot at
2 seconds. 
.tue and tue night...sw winds 5 to 10 kt. seas around 2 ft. wave
detail: s 2 ft at 7 seconds and se 2 ft at 9 seconds. 
.wed through thu night...w 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 4 seconds.  

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 240805
cwfbox
expires:202605242100;;556319

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

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


anz234-242100-
buzzards bay-
405 am edt sun may 24 2026

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

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

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 240805
cwfbox
expires:202605242100;;556320

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

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


anz235-242100-
rhode island sound-
405 am edt sun may 24 2026

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

.today...e winds 15 to 20 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: se 7 ft at 9 seconds and e 3 ft at 3 seconds.
patchy fog. showers. vsby 1 to 3 nm. 
.tonight...e winds 20 to 25 kt, becoming se 15 to 20 kt after
midnight. gusts up to 30 kt. seas 5 to 8 ft. wave detail: se 8 ft
at 9 seconds and ne 2 ft at 5 seconds. showers, mainly in the
evening. patchy fog in the evening. 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
9 seconds. showers likely, mainly in the morning. 
.mon night...sw winds 5 to 10 kt, becoming nw after midnight.
seas 2 to 4 ft. wave detail: se 4 ft at 8 seconds and s 3 ft at
9 seconds. 
.tue and tue night...sw winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: s 3 ft at 7 seconds and se 3 ft at 8 seconds. 
.wed through thu night...w winds 10 to 15 kt with gusts up to
20 kt. seas 2 to 3 ft. wave detail: s 3 ft at 7 seconds and ne
2 ft at 3 seconds.  

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 240805
cwfbox
expires:202605242100;;556323

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

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


anz236-242100-
narragansett bay-
405 am edt sun may 24 2026

.today...e winds 10 to 15 kt with gusts up to 25 kt. waves 3 to
5 ft. patchy fog. showers. vsby 1 to 3 nm. 
.tonight...e winds 10 to 15 kt with gusts up to 25 kt. waves 3 to
5 ft. showers, mainly in the evening. patchy fog in the evening
with vsby 1 nm or less. 
.mon...s winds 5 to 10 kt, becoming sw in the afternoon. waves
2 to 4 ft. showers likely, mainly in the morning. 
.mon night...sw winds 5 to 10 kt, becoming nw after midnight.
waves 2 to 3 ft. 
.tue...ne winds around 5 kt, becoming s in the afternoon. waves
around 2 ft. 
.tue night...sw winds 5 to 10 kt. waves around 2 ft. 
.wed through thu night...nw winds 10 to 15 kt with gusts up to
20 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 240805
cwfbox
expires:202605242100;;556311

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

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


anz250-242100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
405 am edt sun may 24 2026

...small craft advisory in effect from this afternoon through
monday evening...

.today...se winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: se 4 ft at 5 seconds. a chance of showers this
morning, then showers this afternoon. patchy fog this afternoon
with vsby 1 to 3 nm. 
.tonight...se winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: se 6 ft at 6 seconds. showers, mainly in the
evening. patchy fog in the evening with vsby 1 to 3 nm. 
.mon...s winds 10 to 15 kt, becoming sw 5 to 10 kt in the
afternoon. gusts up to 20 kt. seas 4 to 6 ft. wave detail: se
6 ft at 9 seconds and e 2 ft at 6 seconds. showers likely. 
.mon night...w winds around 5 kt. seas 3 to 5 ft. wave detail: e
5 ft at 8 seconds and w 1 foot at 2 seconds. 
.tue and tue night...sw winds 10 to 15 kt with gusts up to 20 kt.
seas 2 to 4 ft. wave detail: e 4 ft at 7 seconds and s 2 ft at
3 seconds. 
.wed through thu night...nw winds 5 to 10 kt. seas 2 to 3 ft.
wave detail: e 3 ft at 8 seconds and w 2 ft at 3 seconds.  

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 240805
cwfbox
expires:202605242100;;556314

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

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


anz254-242100-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
405 am edt sun may 24 2026

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

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

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 240805
cwfbox
expires:202605242100;;556315

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

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


anz255-242100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
405 am edt sun may 24 2026

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

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

$$