fzus51 kbox 241405
cwfbox
expires:202605250300;;569059

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz231-250300-
cape cod bay-
1004 am edt sun may 24 2026

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

.this afternoon...e winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. wave detail: se 3 ft at 4 seconds. patchy fog.
rain likely. 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. patchy fog. rain in the
evening. a chance of rain after midnight. vsby 1 to 3 nm. 
.mon...s winds 10 to 15 kt, becoming sw 5 to 10 kt in the
afternoon. seas 2 to 3 ft. wave detail: se 2 ft at 4 seconds.
patchy fog. rain likely. vsby 1 to 3 nm. 
.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. patchy fog in the
evening. 
.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 241405
cwfbox
expires:202605250300;;569063

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz232-250300-
nantucket sound-
1004 am edt sun may 24 2026

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

.this afternoon...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
8 seconds. patchy fog. rain. vsby 1 to 3 nm. 
.tonight...se winds 15 to 20 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.
patchy fog. rain in the evening. a chance of rain after midnight.
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.
patchy fog. a chance of rain in the morning. rain likely in the
afternoon. vsby 1 to 3 nm. 
.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. patchy fog in the evening with vsby 1 to 3 nm. 
.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 241405
cwfbox
expires:202605250300;;569064

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz233-250300-
vineyard sound-
1004 am edt sun may 24 2026

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

.this afternoon...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. rain. 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 9 seconds and s 3 ft at 9 seconds.
patchy fog. rain in the evening. a chance of rain after midnight.
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. patchy fog. a chance of rain. vsby 1 to 3 nm. 
.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. patchy fog in the evening. 
.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 241405
cwfbox
expires:202605250300;;569065

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz234-250300-
buzzards bay-
1004 am edt sun may 24 2026

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

.this afternoon...e winds 15 to 20 kt with 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. rain. vsby 1 to 3 nm. 
.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.
patchy fog. rain in the evening. a chance of rain after midnight.
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. patchy fog. rain likely. vsby 1 to 3 nm. 
.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. patchy fog in the evening. 
.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 241405
cwfbox
expires:202605250300;;569066

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz235-250300-
rhode island sound-
1004 am edt sun may 24 2026

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

.this afternoon...e winds around 20 kt with gusts up to 30 kt.
seas 5 to 7 ft. wave detail: se 7 ft at 9 seconds and ne 2 ft at
3 seconds. patchy fog. rain. vsby 1 to 3 nm. 
.tonight...e winds 20 to 25 kt with gusts up to 30 kt, becoming
se 15 to 20 kt after midnight. seas 5 to 8 ft. wave detail: se
8 ft at 9 seconds and ne 2 ft at 5 seconds. patchy fog. rain
likely in the evening. a chance of rain after midnight. 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. patchy fog. a chance of rain. vsby 1 to 3 nm. 
.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 241405
cwfbox
expires:202605250300;;569069

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz236-250300-
narragansett bay-
1004 am edt sun may 24 2026

.this afternoon...e winds 10 to 15 kt with gusts up to 25 kt.
waves 3 to 5 ft. patchy fog. rain. vsby 1 to 3 nm. 
.tonight...e winds 10 to 15 kt with gusts up to 25 kt. waves 3 to
5 ft. patchy fog. rain in the evening. a chance of rain after
midnight. vsby 1 nm or less. 
.mon...s winds 5 to 10 kt, becoming sw in the afternoon. waves
2 to 4 ft. patchy fog. rain likely, mainly in the morning. vsby
1 to 3 nm. 
.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 241405
cwfbox
expires:202605250300;;569057

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz250-250300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1004 am edt sun may 24 2026

...small craft advisory in effect from 5 pm edt this afternoon
through monday evening...

.this afternoon...se winds 10 to 15 kt with gusts up to 25 kt.
seas 2 to 4 ft. wave detail: se 4 ft at 4 seconds. a chance of
rain, then rain likely. patchy fog 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. patchy fog. rain likely,
mainly in the evening. vsby 1 to 3 nm. 
.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 6 ft
at 9 seconds and e 2 ft at 6 seconds. patchy fog. rain likely.
vsby 1 to 3 nm. 
.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. patchy fog in the
evening with vsby 1 to 3 nm. 
.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 sw 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 241405
cwfbox
expires:202605250300;;569060

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz254-250300-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1004 am edt sun may 24 2026

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

.this afternoon...se winds 10 to 15 kt with gusts up to 20 kt,
becoming e 15 to 20 kt with gusts up to 30 kt. seas 3 to 4 ft,
building to 4 to 6 ft. wave detail: e 4 ft at 4 seconds and s
1 foot at 9 seconds, becoming se 6 ft at 6 seconds and e 2 ft at
3 seconds. patchy fog. a chance of rain, then rain likely 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.
patchy fog. rain likely in the evening. a chance of rain after
midnight. 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. patchy fog. a
chance of rain. vsby 1 nm or less. 
.mon night...w winds 5 to 10 kt. seas 3 to 5 ft. wave detail: se
5 ft at 8 seconds and s 2 ft at 8 seconds. patchy fog in the
evening with vsby 1 to 3 nm. 
.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 241405
cwfbox
expires:202605250300;;569061

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1004 am edt sun may 24 2026

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


anz255-250300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1004 am edt sun may 24 2026

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

.this afternoon...e winds 15 to 20 kt with gusts up to 30 kt.
seas 4 to 6 ft, building to 5 to 8 ft. wave detail: e 6 ft at
6 seconds and s 2 ft at 9 seconds, becoming se 8 ft at 9 seconds
and s 4 ft at 9 seconds. patchy fog. rain. 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. patchy fog. rain likely in
the evening. a chance of rain after midnight. vsby 1 nm or less. 
.mon...sw 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.
patchy fog. a chance of rain in the morning. rain likely in the
afternoon. vsby 1 nm or less. 
.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. patchy fog in the evening. a chance of rain
in the evening with vsby 1 to 3 nm. 
.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.

$$