fzus51 kbox 112104
cwfbox
expires:202512121000;;410563

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz231-121000-
cape cod bay-
404 pm est thu dec 11 2025

...gale warning in effect through friday afternoon...

.tonight...w winds 25 to 30 kt with gusts up to 45 kt. seas 3 to
4 ft. wave detail: w 4 ft at 5 seconds and s 1 foot at 9 seconds.
.fri...w winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. gusts up to 40 kt. seas 3 to 4 ft. wave detail: w 4 ft
at 5 seconds and s 1 foot at 9 seconds. 
.fri night...w winds 15 to 20 kt with gusts up to 35 kt,
diminishing to 10 to 15 kt with gusts up to 25 kt after midnight.
seas 2 to 3 ft. wave detail: w 3 ft at 5 seconds. 
.sat...sw winds 5 to 10 kt. seas around 2 ft. wave detail: w 2 ft
at 5 seconds and se 1 foot at 7 seconds. 
.sat night...w winds 10 to 15 kt. seas around 2 ft. wave detail:
w 1 foot at 3 seconds and se 1 foot at 6 seconds. a chance of
snow and rain after midnight. 
.sun...nw winds around 10 kt, increasing to 15 to 20 kt with
gusts up to 25 kt in the afternoon. seas 2 to 3 ft. wave detail:
nw 2 ft at 4 seconds and se 1 foot at 9 seconds. snow likely with
a chance of rain. vsby 1 nm or less, increasing to 1 to 3 nm in
the afternoon. 
.sun night...nw winds 20 to 25 kt, increasing to 25 to 30 kt
after midnight. seas 3 to 5 ft, building to 5 to 6 ft after
midnight. a chance of snow. vsby 1 to 3 nm. 
.mon...nw winds 25 to 30 kt. seas 5 to 7 ft. a chance of snow. 
.mon night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. 
.tue and tue night...w winds 10 to 15 kt. gusts up to 20 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 112104
cwfbox
expires:202512121000;;410567

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz232-121000-
nantucket sound-
404 pm est thu dec 11 2025

...gale warning in effect through friday afternoon...

.tonight...w winds 25 to 35 kt, becoming 30 to 35 kt after
midnight. gusts up to 45 kt. seas 5 to 7 ft. wave detail: w 6 ft
at 5 seconds and s 2 ft at 10 seconds. 
.fri...w winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. gusts up to 40 kt. seas 4 to 6 ft, subsiding to 3 to
4 ft in the afternoon. wave detail: w 5 ft at 5 seconds and sw
2 ft at 9 seconds, becoming w 4 ft at 5 seconds and s 1 foot at
9 seconds. 
.fri night...w winds 20 to 25 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 2 to 3 ft. wave detail: w
3 ft at 5 seconds and s 1 foot at 8 seconds. 
.sat...w winds 5 to 10 kt, becoming sw 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 se 1 foot at 7 seconds. 
.sat night...w winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 2 to 3 ft. wave detail: w 3 ft at 4 seconds
and s 1 foot at 9 seconds. a chance of rain and snow after
midnight. 
.sun...nw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and s
1 foot at 8 seconds. snow likely with a chance of rain. vsby 1 nm
or less. 
.sun night...nw winds 25 to 30 kt. seas 3 to 5 ft. snow likely,
mainly in the evening. a chance of light freezing spray after
midnight. vsby 1 to 3 nm. 
.mon...nw winds 25 to 30 kt. seas 3 to 5 ft. a chance of light
freezing spray. a chance of snow. 
.mon night and tue...w winds 15 to 20 kt with gusts up to 25 kt.
seas 2 to 4 ft. 
.tue night...w winds 10 to 15 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 112104
cwfbox
expires:202512121000;;410568

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz233-121000-
vineyard sound-
404 pm est thu dec 11 2025

...gale warning in effect through friday afternoon...

.tonight...w winds 25 to 30 kt with gusts up to 45 kt. seas 5 to
7 ft. wave detail: sw 7 ft at 7 seconds and s 2 ft at 9 seconds. 
.fri...w winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. gusts up to 40 kt. seas 4 to 6 ft. wave detail: w 6 ft
at 7 seconds and s 1 foot at 10 seconds. 
.fri night...w winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 2 to 4 ft. wave detail: w 4 ft at 6 seconds. 
.sat...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: sw 3 ft
at 5 seconds and s 1 foot at 9 seconds. 
.sat night...w winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds
and se 1 foot at 9 seconds. a chance of rain and snow after
midnight. 
.sun...nw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: w 2 ft at 6 seconds and s
1 foot at 8 seconds. snow likely with a chance of rain. vsby 1 nm
or less. 
.sun night...nw winds 20 to 25 kt, increasing to 25 to 30 kt
after midnight. seas 3 to 4 ft. a chance of light freezing spray.
a chance of snow. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. a chance of light freezing spray. 
.mon night through tue night...w winds 15 to 20 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 112104
cwfbox
expires:202512121000;;410569

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz234-121000-
buzzards bay-
404 pm est thu dec 11 2025

...gale warning in effect through friday afternoon...

.tonight...w winds 25 to 30 kt with gusts up to 45 kt. seas 3 to
5 ft. wave detail: sw 5 ft at 6 seconds and s 2 ft at 9 seconds.
a chance of light freezing spray after midnight. 
.fri...w winds 20 to 25 kt with gusts up to 40 kt. seas 3 to
5 ft. wave detail: w 5 ft at 7 seconds and s 2 ft at 9 seconds. a
chance of light freezing spray in the morning. 
.fri night...w winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 2 to 3 ft. wave detail: sw 3 ft at 5 seconds and s 1 foot at
9 seconds. 
.sat...w winds 5 to 10 kt, becoming sw 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 se 1 foot at 8 seconds. 
.sat night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas around 2 ft. wave detail: sw 2 ft at 5 seconds and
se 1 foot at 9 seconds. a chance of rain and snow after midnight.
.sun...nw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: w 2 ft at 6 seconds and s
1 foot at 8 seconds. snow likely. vsby 1 nm or less. 
.sun night...nw winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. a chance of light freezing spray. a chance of snow. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. a chance of light freezing spray. 
.mon night through tue night...w winds 15 to 20 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 112104
cwfbox
expires:202512121000;;410570

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz235-121000-
rhode island sound-
404 pm est thu dec 11 2025

...gale warning in effect through friday afternoon...

.tonight...w winds 25 to 30 kt with gusts up to 45 kt. seas 5 to
8 ft. wave detail: w 8 ft at 7 seconds and s 3 ft at 8 seconds. 
.fri...w winds 25 to 30 kt, diminishing to 20 to 25 kt in the
afternoon. gusts up to 40 kt. seas 5 to 7 ft, subsiding to 3 to
5 ft in the afternoon. wave detail: w 7 ft at 7 seconds and s
3 ft at 9 seconds, becoming w 5 ft at 7 seconds and s 1 foot at
10 seconds. 
.fri night...w winds 15 to 20 kt with gusts up to 30 kt,
diminishing to 10 to 15 kt with gusts up to 20 kt after midnight.
seas 2 to 4 ft. wave detail: w 4 ft at 6 seconds and s 1 foot at
9 seconds. 
.sat...w winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. seas 2 to 3 ft. wave detail: sw 3 ft at 4 seconds and
s 1 foot at 10 seconds. 
.sat night...w winds 15 to 20 kt, diminishing to 10 to 15 kt
after midnight. seas 2 to 3 ft. wave detail: sw 3 ft at 6 seconds
and se 1 foot at 9 seconds. a chance of rain and snow after
midnight with vsby 1 to 3 nm. 
.sun...nw winds 10 to 15 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: w 3 ft
at 6 seconds and se 1 foot at 8 seconds. snow likely with a
chance of rain in the morning, then a chance of snow in the
afternoon. vsby 1 nm or less. 
.sun night...nw winds 20 to 25 kt, increasing to 25 to 30 kt
after midnight. seas 3 to 5 ft. a chance of snow. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. 
.mon night through tue night...w winds 15 to 20 kt with gusts up
to 25 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 112104
cwfbox
expires:202512121000;;410573

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz236-121000-
narragansett bay-
404 pm est thu dec 11 2025

...gale warning in effect through friday afternoon...

.tonight...w winds 20 to 25 kt with gusts up to 40 kt. waves 3 to
4 ft. 
.fri...w winds 15 to 20 kt with gusts up to 35 kt. waves 2 to
3 ft. 
.fri night...w winds 10 to 15 kt with gusts up to 30 kt,
diminishing to 5 to 10 kt with gusts up to 20 kt after midnight.
waves around 2 ft. 
.sat...w winds 5 to 10 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. 
.sat night...w winds 10 to 15 kt, diminishing to 5 to 10 kt after
midnight. waves around 2 ft. a chance of snow after midnight. 
.sun...nw winds 5 to 10 kt, increasing to 10 to 15 kt with gusts
up to 20 kt in the afternoon. waves around 2 ft. snow likely,
mainly in the morning. vsby 1 nm or less, increasing to 1 to 3 nm
in the afternoon. 
.sun night...nw winds 15 to 20 kt with gusts up to 30 kt. waves
2 to 3 ft. a chance of snow in the evening. 
.mon through tue night...w winds 15 to 20 kt with gusts up to
25 kt. waves 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 112104
cwfbox
expires:202512121000;;410561

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz250-121000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
404 pm est thu dec 11 2025

...gale warning in effect through friday evening...

.tonight...w winds 25 to 30 kt with gusts up to 45 kt. seas 5 to
8 ft. wave detail: w 8 ft at 6 seconds and se 1 foot at
10 seconds. 
.fri...w winds 25 to 30 kt with gusts up to 40 kt. seas 5 to
7 ft. wave detail: w 7 ft at 6 seconds and se 1 foot at
10 seconds. 
.fri night...w winds 20 to 25 kt, diminishing to 15 to 20 kt
after midnight. gusts up to 35 kt. seas 4 to 6 ft, subsiding to
2 to 4 ft after midnight. wave detail: w 6 ft at 5 seconds,
becoming w 4 ft at 5 seconds. 
.sat...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: w 2 ft at 4 seconds and e 1 foot at 8 seconds.
.sat night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: w 2 ft at 4 seconds and se 1 foot at
10 seconds. a chance of snow after midnight. 
.sun...nw winds 10 to 15 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 3 ft. wave detail: nw
3 ft at 4 seconds and se 1 foot at 9 seconds. a chance of snow. a
chance of rain in the morning. vsby 1 to 3 nm. 
.sun night...n winds 20 to 25 kt, becoming nw 25 to 30 kt after
midnight. seas 4 to 6 ft, building to 5 to 8 ft after midnight. a
chance of snow. vsby 1 to 3 nm. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
8 ft. 
.mon night...w winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. 
.tue and tue night...w winds 15 to 20 kt, diminishing to 10 to
15 kt. gusts up to 25 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 112104
cwfbox
expires:202512121000;;410564

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz254-121000-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
404 pm est thu dec 11 2025

...gale warning in effect through friday evening...

.tonight...w winds 25 to 30 kt with gusts up to 45 kt. seas 6 to
9 ft. wave detail: w 8 ft at 6 seconds and s 3 ft at 10 seconds.
a slight chance of freezing rain after midnight. 
.fri...w winds 25 to 30 kt with gusts up to 45 kt, diminishing to
20 to 25 kt with gusts up to 35 kt in the afternoon. seas 5 to
8 ft. wave detail: w 8 ft at 7 seconds and s 2 ft at 10 seconds. 
.fri night...w winds 20 to 25 kt with gusts up to 35 kt,
diminishing to 15 to 20 kt with gusts up to 25 kt after midnight.
seas 4 to 6 ft. wave detail: w 6 ft at 6 seconds and s 1 foot at
9 seconds. 
.sat...sw winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. wave detail: w 3 ft at 6 seconds and s 1 foot at 8 seconds.
.sat night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: w 3 ft at 5 seconds and se
1 foot at 8 seconds. a chance of rain and snow after midnight
with vsby 1 to 3 nm. 
.sun...nw winds 10 to 15 kt, increasing to 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: nw 3 ft at 4 seconds and
se 1 foot at 8 seconds. snow with a chance of rain. vsby 1 to
3 nm. 
.sun night...nw winds 20 to 25 kt, increasing to 25 to 30 kt
after midnight. seas 4 to 6 ft, building to 6 to 8 ft after
midnight. snow likely. vsby 1 to 3 nm. 
.mon...nw winds 25 to 30 kt. seas 6 to 9 ft. a chance of snow.
vsby 1 to 3 nm. 
.mon night...w winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 7 ft. 
.tue...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. 
.tue night...w 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.

$$

fzus51 kbox 112104
cwfbox
expires:202512121000;;410565

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
404 pm est thu dec 11 2025

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


anz255-121000-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
404 pm est thu dec 11 2025

...gale warning in effect through friday evening...

.tonight...w winds 30 to 40 kt with gusts up to 45 kt. seas 9 to
12 ft. wave detail: w 12 ft at 8 seconds and s 1 foot at
9 seconds. 
.fri...w winds 25 to 30 kt. gusts up to 45 kt, decreasing to
35 kt in the afternoon. seas 7 to 10 ft, subsiding to 5 to 8 ft
in the afternoon. wave detail: w 10 ft at 8 seconds and s 1 foot
at 9 seconds, becoming w 8 ft at 8 seconds. 
.fri night...w winds 20 to 25 kt with gusts up to 35 kt,
diminishing to 15 to 20 kt with gusts up to 25 kt after midnight.
seas 4 to 6 ft. wave detail: w 6 ft at 7 seconds. 
.sat...w winds 10 to 15 kt, becoming sw 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: sw 4 ft at 5 seconds and
se 1 foot at 10 seconds.
.sat night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: sw 5 ft at 6 seconds and se 1 foot at
9 seconds. a chance of rain and snow likely after midnight with
vsby 1 to 3 nm. 
.sun...nw winds 10 to 15 kt, increasing to 15 to 20 kt with gusts
up to 25 kt in the afternoon. seas 2 to 4 ft. wave detail: nw
4 ft at 6 seconds and se 1 foot at 8 seconds. snow with a chance
of rain. vsby 1 to 3 nm. 
.sun night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 7 ft. snow likely, mainly in the evening. a chance of light
freezing spray after midnight. vsby 1 to 3 nm. 
.mon...nw winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft. a chance of light freezing spray. a chance of snow. 
.mon night and tue...w winds 20 to 25 kt. seas 4 to 6 ft. 
.tue night...w winds 15 to 20 kt. seas 3 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.

$$