fzus51 kbox 080004
cwfbox
expires:202512081300;;190103

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz231-081300-
cape cod bay-
704 pm est sun dec 7 2025

...small craft advisory in effect from 1 am est monday through
monday afternoon...

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

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 080004
cwfbox
expires:202512081300;;190107

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz232-081300-
nantucket sound-
704 pm est sun dec 7 2025

...small craft advisory in effect from 1 am est monday through
monday afternoon...

.tonight...sw winds 10 to 15 kt, becoming w 20 to 25 kt after
midnight. seas 2 to 4 ft. wave detail: w 4 ft at 4 seconds and se
2 ft at 9 seconds. 
.mon...n winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: n 4 ft at 5 seconds and e 1 foot at 8 seconds.
.mon night...n winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 2 to 4 ft. wave detail: n 3 ft at 5 seconds
and e 1 foot at 8 seconds. 
.tue...nw winds 5 to 10 kt, becoming sw 10 to 15 kt in the
afternoon. seas around 2 ft. wave detail: sw 2 ft at 3 seconds
and ne 1 foot at 5 seconds. 
.tue night through wed night...w winds 20 to 25 kt with gusts up
to 30 kt. seas 4 to 6 ft. wave detail: sw 4 ft at 4 seconds and
sw 4 ft at 8 seconds. a chance of rain through the night. a
chance of rain. 
.thu...w winds 20 to 25 kt. seas 4 to 6 ft. wave detail: w 4 ft
at 4 seconds and sw 3 ft at 10 seconds. 
.thu night...w winds 15 to 20 kt. seas 2 to 4 ft. 
.fri...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of rain. 
.fri night...nw winds 15 to 20 kt. seas 2 to 3 ft. a chance of
rain and snow.  

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 080004
cwfbox
expires:202512081300;;190108

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz233-081300-
vineyard sound-
704 pm est sun dec 7 2025

...small craft advisory in effect from 1 am est monday through
monday afternoon...

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

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 080004
cwfbox
expires:202512081300;;190109

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz234-081300-
buzzards bay-
704 pm est sun dec 7 2025

...small craft advisory in effect from 1 am est monday through
monday afternoon...

.tonight...w winds 10 to 15 kt, becoming nw 20 to 25 kt after
midnight. seas 2 to 3 ft. wave detail: w 3 ft at 4 seconds and n
1 foot at 4 seconds. 
.mon...nw winds 20 to 25 kt, becoming n 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: n 3 ft at 5 seconds and
se 1 foot at 8 seconds. 
.mon night...n winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: n 2 ft at 4 seconds and
se 1 foot at 8 seconds. 
.tue...nw winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 1 foot or less, then around 2 ft
in the afternoon. wave detail: n 1 foot at 3 seconds and se
1 foot at 9 seconds, becoming sw 2 ft at 3 seconds and ne 1 foot
at 4 seconds. 
.tue night and wed...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 5 ft. wave detail: sw 5 ft at 6 seconds and ne 1 foot
at 5 seconds. a chance of rain through the night. a chance of
rain in the afternoon. 
.wed night...sw winds 25 to 30 kt, becoming w 20 to 25 kt after
midnight. seas 4 to 6 ft. wave detail: sw 6 ft at 9 seconds and
sw 2 ft at 4 seconds. a chance of rain. 
.thu...w winds 20 to 25 kt. seas 3 to 5 ft. 
.thu night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. 
.fri...w winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of rain. 
.fri night...nw winds 15 to 20 kt. seas around 2 ft. a chance of
rain and snow.  

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 080004
cwfbox
expires:202512081300;;190110

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz235-081300-
rhode island sound-
704 pm est sun dec 7 2025

...small craft advisory in effect from 1 am est monday through
monday afternoon...

.tonight...w winds 15 to 20 kt, becoming nw 20 to 25 kt after
midnight. seas 3 to 5 ft. wave detail: w 4 ft at 5 seconds and se
3 ft at 8 seconds. 
.mon...n winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 3 to 5 ft. wave detail: n 4 ft at 5 seconds and
se 2 ft at 8 seconds. 
.mon night...n winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: n 3 ft at 4 seconds and se
1 foot at 8 seconds. 
.tue...nw winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: sw 2 ft
at 3 seconds and ne 1 foot at 3 seconds. 
.tue night...sw winds 25 to 30 kt. seas 4 to 6 ft, building to
5 to 8 ft after midnight. wave detail: sw 6 ft at 6 seconds and e
1 foot at 5 seconds, becoming sw 8 ft at 7 seconds. a chance of
rain in the evening. 
.wed...sw winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 5 to 7 ft, building to 6 to 9 ft in the
afternoon. wave detail: sw 7 ft at 8 seconds and w 2 ft at
5 seconds, becoming sw 9 ft at 8 seconds and sw 2 ft at
4 seconds. a chance of rain in the afternoon. 
.wed night...sw winds 25 to 30 kt. seas 7 to 10 ft. a chance of
rain. 
.thu...w winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. 
.thu night...w winds 15 to 20 kt. seas 4 to 6 ft. 
.fri...w winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
4 ft. a chance of rain. 
.fri night...nw winds 15 to 20 kt. seas 3 to 4 ft. a chance of
rain and snow.  

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 080004
cwfbox
expires:202512081300;;190113

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz236-081300-
narragansett bay-
704 pm est sun dec 7 2025

.tonight...w winds 10 to 15 kt, becoming nw 15 to 20 kt with
gusts up to 25 kt after midnight. waves 2 to 3 ft. 
.mon...n winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. 
.mon night...n winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. waves around 2 ft. 
.tue...w winds around 5 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. waves 1 foot or less, then around 2 ft
in the afternoon. 
.tue night...sw winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 4 ft. a chance of rain in the evening. 
.wed...sw winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. waves 3 to 5 ft. a chance of rain. 
.wed night...sw winds 20 to 25 kt, becoming w 15 to 20 kt after
midnight. gusts up to 30 kt. waves 4 to 6 ft. a chance of rain. 
.thu...w winds 15 to 20 kt with gusts up to 25 kt. waves 3 to
5 ft. 
.thu night...w winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. 
.fri and fri night...nw winds 10 to 15 kt. waves 2 to 3 ft. a
chance of snow and rain.  

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 080004
cwfbox
expires:202512081300;;190101

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz250-081300-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
704 pm est sun dec 7 2025

...small craft advisory in effect from 1 am est monday through
late monday night...

.tonight...sw winds 15 to 20 kt, becoming w 20 to 25 kt with
gusts up to 30 kt after midnight. seas 3 to 4 ft, building to
4 to 6 ft after midnight. wave detail: se 3 ft at 9 seconds and n
2 ft at 4 seconds, becoming w 5 ft at 5 seconds and se 3 ft at
9 seconds. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. wave detail: n 6 ft at 6 seconds and e 2 ft at 8 seconds. 
.mon night...nw winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 4 to 6 ft. wave detail: n 5 ft at 6 seconds
and e 1 foot at 9 seconds. 
.tue...w winds 5 to 10 kt, becoming sw 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: nw 2 ft at 5 seconds and
e 1 foot at 9 seconds. 
.tue night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. wave detail: sw 4 ft at 4 seconds and se 2 ft at
9 seconds. a chance of rain. 
.wed and wed night...sw winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 4 ft. wave detail: s 4 ft at 5 seconds. a chance of
rain. 
.thu and thu night...w winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. 
.fri and fri night...w winds 15 to 20 kt. seas 2 to 4 ft. a
chance of rain and snow.  

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 080004
cwfbox
expires:202512081300;;190104

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz254-081300-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
704 pm est sun dec 7 2025

...small craft advisory in effect from 1 am est monday through
late monday night...

.tonight...sw winds 10 to 15 kt with gusts up to 20 kt, becoming
w 20 to 25 kt with gusts up to 30 kt after midnight. seas 3 to
4 ft, building to 4 to 6 ft after midnight. wave detail: se 4 ft
at 9 seconds and n 2 ft at 5 seconds, becoming nw 5 ft at
5 seconds and e 3 ft at 9 seconds. 
.mon...n winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: n 6 ft at 6 seconds and e 3 ft at 8 seconds. 
.mon night...n winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 10 to 15 kt after midnight. seas 5 to 7 ft,
subsiding to 3 to 5 ft after midnight. wave detail: n 6 ft at
7 seconds and e 2 ft at 9 seconds, becoming n 4 ft at 6 seconds
and e 1 foot at 9 seconds. 
.tue...nw winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 4 ft. wave detail: n 3 ft at
7 seconds and w 2 ft at 5 seconds. 
.tue night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. seas 4 to 6 ft. wave detail: sw 5 ft at 5 seconds
and se 4 ft at 9 seconds. a chance of rain. 
.wed...sw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. s and e of nantucket, seas 6 to 8 ft, building to 7 to
10 ft in the afternoon. wave detail: s 6 ft at 8 seconds and w
3 ft at 5 seconds. a chance of rain in the afternoon. 
.wed night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
5 to 7 ft, except 9 to 12 ft s and e of nantucket. a chance of
rain. 
.thu...w winds 20 to 25 kt. seas 5 to 7 ft. 
.thu night...w winds 15 to 20 kt. seas 4 to 6 ft. 
.fri...w winds 10 to 15 kt with gusts up to 20 kt. seas 3 to
5 ft. a chance of rain. 
.fri night...nw winds 15 to 20 kt. seas 3 to 4 ft. a chance of
rain and snow.  

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 080004
cwfbox
expires:202512081300;;190105

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
704 pm est sun dec 7 2025

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


anz255-081300-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
704 pm est sun dec 7 2025

...small craft advisory in effect from 1 am est monday through
late monday night...

.tonight...sw winds 15 to 20 kt, becoming nw 25 to 30 kt after
midnight. seas 2 to 4 ft, building to 5 to 7 ft after midnight.
wave detail: w 3 ft at 4 seconds and se 3 ft at 8 seconds,
becoming w 6 ft at 6 seconds and e 3 ft at 8 seconds. 
.mon...nw winds 25 to 30 kt, becoming n 20 to 25 kt in the
afternoon. seas 5 to 7 ft. wave detail: n 6 ft at 6 seconds and e
2 ft at 8 seconds. 
.mon night...n winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 25 kt. seas 4 to 6 ft. wave detail: n
4 ft at 5 seconds and e 2 ft at 8 seconds. 
.tue...n winds 5 to 10 kt, becoming sw 10 to 15 kt with gusts up
to 20 kt in the afternoon. seas 2 to 3 ft. wave detail: w 2 ft at
3 seconds and ne 2 ft at 5 seconds. 
.tue night...sw winds 25 to 30 kt. seas 5 to 7 ft, building to
7 to 10 ft after midnight. wave detail: sw 6 ft at 6 seconds and
ne 1 foot at 5 seconds, becoming s 9 ft at 9 seconds and sw 8 ft
at 7 seconds. a chance of rain. 
.wed...sw winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 7 to 10 ft. wave detail: sw 10 ft at 8 seconds
and w 1 foot at 4 seconds. a chance of rain in the afternoon. 
.wed night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
9 to 13 ft. a chance of rain. 
.thu...w winds 25 to 30 kt. seas 7 to 10 ft. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 7 ft. a chance of rain. 
.fri and fri night...nw winds 15 to 20 kt, increasing to 20 to
25 kt. seas 3 to 5 ft. a chance of rain. 

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.

$$