fzus51 kbox 301206
cwfbox
expires:202512310100;;492923

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz231-310100-
cape cod bay-
706 am est tue dec 30 2025

...gale warning in effect through wednesday morning...

.today...w winds 25 to 30 kt with gusts up to 45 kt. seas 3 to
5 ft. wave detail: w 5 ft at 5 seconds and sw 3 ft at 9 seconds.
light freezing spray this morning.
.tonight...w winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. gusts up to 40 kt. seas 3 to 5 ft. wave detail: w 5 ft
at 5 seconds and sw 3 ft at 8 seconds. light freezing spray. 
.wed...w winds 15 to 20 kt, becoming sw 10 to 15 kt in the
afternoon. gusts up to 25 kt. seas 2 to 4 ft. wave detail: w 4 ft
at 4 seconds and sw 2 ft at 9 seconds. 
.wed night...sw winds 10 to 15 kt. seas around 2 ft. wave detail:
sw 2 ft at 3 seconds and sw 2 ft at 8 seconds. snow likely after
midnight with vsby 1 nm or less. 
.thu...w winds 10 to 15 kt, becoming nw 15 to 20 kt in the
afternoon. gusts up to 25 kt. seas 2 to 3 ft. wave detail: nw
3 ft at 4 seconds and s 2 ft at 8 seconds. snow likely, mainly in
the morning with vsby 1 to 3 nm. 
.thu night...w winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 3 ft at 5 seconds and sw 2 ft at
8 seconds. a chance of light freezing spray in the evening. 
.fri through sat night...nw winds 10 to 15 kt with 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 301206
cwfbox
expires:202512310100;;492927

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz232-310100-
nantucket sound-
706 am est tue dec 30 2025

...gale warning in effect through wednesday morning...

.today...w winds 25 to 30 kt with gusts up to 40 kt. seas 5 to
7 ft. wave detail: w 6 ft at 5 seconds and sw 3 ft at 9 seconds. 
.tonight...w winds 25 to 30 kt with gusts up to 40 kt. seas 5 to
7 ft. wave detail: w 5 ft at 5 seconds and sw 3 ft at 9 seconds. 
.wed...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 4 to 6 ft, subsiding to 2 to 4 ft in the
afternoon. wave detail: w 4 ft at 5 seconds and sw 3 ft at
9 seconds, becoming w 3 ft at 4 seconds and sw 2 ft at 8 seconds.
.wed night...w winds around 15 kt with gusts up to 20 kt. seas
2 to 4 ft. wave detail: w 2 ft at 4 seconds and sw 2 ft at
7 seconds. a chance of snow in the evening, then snow likely
after midnight with vsby 1 nm or less. 
.thu...nw winds 15 to 20 kt. seas 2 to 4 ft. wave detail: w 3 ft
at 4 seconds and sw 2 ft at 8 seconds. snow likely, mainly in the
morning with vsby 1 nm or less. 
.thu night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: nw 3 ft at 4 seconds and sw 2 ft at
8 seconds. a chance of light freezing spray. 
.fri through sat night...nw 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 301206
cwfbox
expires:202512310100;;492928

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz233-310100-
vineyard sound-
706 am est tue dec 30 2025

...gale warning in effect through wednesday morning...

.today...w winds 25 to 30 kt with gusts up to 45 kt. seas 6 to
9 ft. wave detail: sw 8 ft at 9 seconds and w 3 ft at 5 seconds. 
.tonight...w winds 25 to 30 kt with gusts up to 40 kt. seas 5 to
8 ft. wave detail: sw 7 ft at 9 seconds and w 3 ft at 6 seconds. 
.wed...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 4 to 6 ft. wave detail: sw 6 ft at 8 seconds and
w 3 ft at 5 seconds. 
.wed night...w winds 15 to 20 kt. seas 3 to 5 ft. wave detail: sw
4 ft at 7 seconds and w 1 foot at 4 seconds. snow likely after
midnight with vsby 1 nm or less. 
.thu...nw winds 15 to 20 kt. seas 3 to 5 ft. wave detail: sw 4 ft
at 8 seconds and w 2 ft at 4 seconds. snow likely, mainly in the
morning with vsby 1 nm or less. 
.thu night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: sw 4 ft at 8 seconds and nw 2 ft at
4 seconds. a chance of light freezing spray. 
.fri through sat night...nw 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 301206
cwfbox
expires:202512310100;;492929

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz234-310100-
buzzards bay-
706 am est tue dec 30 2025

...gale warning in effect through wednesday morning...

.today...w winds 25 to 30 kt with gusts up to 40 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 8 seconds and w 4 ft at 5 seconds.
light freezing spray this morning. 
.tonight...w winds 25 to 30 kt with gusts up to 40 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 8 seconds and w 4 ft at 5 seconds.
light freezing spray. 
.wed...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 3 to 5 ft. wave detail: sw 5 ft at 8 seconds and
w 3 ft at 5 seconds. 
.wed night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 4 ft. wave detail: sw 3 ft at 7 seconds and w 1 foot at
4 seconds. snow likely after midnight with vsby 1 nm or less. 
.thu...nw winds 15 to 20 kt. seas 2 to 4 ft. wave detail: sw 3 ft
at 7 seconds and w 2 ft at 4 seconds. a chance of snow. a chance
of light freezing spray in the afternoon. vsby 1 to 3 nm in the
morning. 
.thu night...nw winds 15 to 20 kt. seas 2 to 3 ft. wave detail:
sw 3 ft at 8 seconds and n 2 ft at 4 seconds. a chance of light
freezing spray in the evening. 
.fri through sat night...nw winds 10 to 15 kt with 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 301206
cwfbox
expires:202512310100;;492930

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz235-310100-
rhode island sound-
706 am est tue dec 30 2025

...gale warning in effect through wednesday morning...

.today...w winds 25 to 35 kt with gusts up to 45 kt. seas 7 to
10 ft. wave detail: sw 10 ft at 9 seconds and w 5 ft at
6 seconds. 
.tonight...w winds 25 to 30 kt with gusts up to 40 kt. seas 6 to
9 ft. wave detail: sw 9 ft at 9 seconds and w 5 ft at 6 seconds. 
.wed...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 5 to 7 ft, subsiding to 4 to 5 ft in the
afternoon. wave detail: w 7 ft at 7 seconds and e 1 foot at
12 seconds, becoming sw 5 ft at 6 seconds and e 1 foot at
12 seconds. 
.wed night...w winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. wave detail: sw 5 ft at 6 seconds and e 1 foot at
12 seconds. a chance of snow after midnight with vsby 1 nm or
less. 
.thu...nw winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 8 seconds and nw 3 ft at 4 seconds.
a chance of snow. a chance of light freezing spray in the
afternoon. vsby 1 nm or less in the morning. 
.thu night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: sw 4 ft at 8 seconds and nw 3 ft at
4 seconds. a chance of light freezing spray. 
.fri through sat...nw winds 15 to 20 kt. seas 2 to 4 ft. 
.sat night...nw 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 301206
cwfbox
expires:202512310100;;492933

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz236-310100-
narragansett bay-
706 am est tue dec 30 2025

...gale warning in effect through late tonight...

.today...w winds 20 to 25 kt with gusts up to 40 kt. waves 4 to
6 ft. light freezing spray this morning. 
.tonight...w winds 15 to 20 kt with gusts up to 35 kt. waves 3 to
5 ft. light freezing spray. 
.wed...w winds 15 to 20 kt, becoming sw 10 to 15 kt in the
afternoon. gusts up to 25 kt. waves 2 to 4 ft. 
.wed night...sw winds 10 to 15 kt. gusts up to 20 kt after
midnight. waves 2 to 3 ft. snow likely after midnight with vsby
1 to 3 nm. 
.thu...nw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. a chance of snow. 
.thu night...w winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. 
.fri through sat 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 301206
cwfbox
expires:202512310100;;492921

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz250-310100-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
706 am est tue dec 30 2025

...gale warning in effect through wednesday morning...

.today...w winds 30 to 35 kt with gusts up to 45 kt. seas 6 to
9 ft. wave detail: w 8 ft at 7 seconds and se 2 ft at 11 seconds.
light freezing spray. 
.tonight...w winds 25 to 30 kt. gusts up to 45 kt in the evening.
seas 6 to 9 ft, subsiding to 5 to 7 ft after midnight. wave
detail: w 8 ft at 7 seconds and se 1 foot at 11 seconds, becoming
sw 7 ft at 7 seconds and se 1 foot at 12 seconds. light freezing
spray. 
.wed...w winds 20 to 25 kt, becoming sw 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft. wave detail: w 6 ft
at 5 seconds and s 2 ft at 9 seconds. 
.wed night...sw winds 15 to 20 kt. seas 2 to 4 ft. wave detail:
sw 3 ft at 4 seconds and s 1 foot at 8 seconds. snow likely after
midnight with vsby 1 to 3 nm. 
.thu...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. wave detail: nw 4 ft at 5 seconds and e 2 ft at 14 seconds.
a chance of snow. a chance of light freezing spray in the
afternoon. vsby 1 to 3 nm in the morning. 
.thu night...nw winds around 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: nw 5 ft at 5 seconds and e 2 ft at
13 seconds. a chance of light freezing spray. 
.fri...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
4 ft. a chance of light freezing spray. 
.fri night through sat night...nw winds 15 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 301206
cwfbox
expires:202512310100;;492924

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz254-310100-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
706 am est tue dec 30 2025

...gale warning in effect through wednesday morning...

.today...w winds 25 to 30 kt with gusts up to 45 kt. seas 7 to
10 ft, except 11 to 15 ft s and e of nantucket. wave detail: w
7 ft at 6 seconds and sw 7 ft at 10 seconds. 
.tonight...w winds 25 to 30 kt with gusts up to 40 kt. seas 7 to
10 ft. wave detail: w 7 ft at 6 seconds and sw 4 ft at 9 seconds.
.wed...w winds 20 to 25 kt, becoming sw 15 to 20 kt in the
afternoon. seas 5 to 7 ft. wave detail: w 6 ft at 6 seconds and s
3 ft at 10 seconds. 
.wed night...sw winds 10 to 15 kt with gusts up to 20 kt. seas
4 to 6 ft. wave detail: w 3 ft at 5 seconds and s 3 ft at
8 seconds. a chance of snow in the evening. snow likely after
midnight with vsby 1 nm or less.
.thu...w winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. wave detail: nw 4 ft at 4 seconds and s 3 ft at 8 seconds.
snow likely, mainly in the morning. vsby 1 nm or less, increasing
to 1 to 3 nm in the afternoon. 
.thu night...nw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. wave detail: n 4 ft at 5 seconds and s 3 ft at
9 seconds. a chance of light freezing spray. a chance of snow in
the evening. 
.fri and fri night...w winds 15 to 20 kt with gusts up to 25 kt.
seas 3 to 5 ft. 
.sat and sat 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.

$$

fzus51 kbox 301206
cwfbox
expires:202512310100;;492925

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
706 am est tue dec 30 2025

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


anz255-310100-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
706 am est tue dec 30 2025

...gale warning in effect through wednesday morning...

.today...w winds 30 to 35 kt with gusts up to 45 kt. seas 10 to
14 ft. wave detail: w 14 ft at 9 seconds and w 3 ft at 6 seconds.
.tonight...w winds 30 to 35 kt, becoming 25 to 35 kt after
midnight. gusts up to 45 kt. seas 9 to 13 ft. wave detail: w
12 ft at 9 seconds and w 3 ft at 6 seconds. 
.wed...w winds 25 to 30 kt, diminishing to 15 to 20 kt in the
afternoon. seas 7 to 10 ft, subsiding to 5 to 7 ft in the
afternoon. wave detail: w 10 ft at 7 seconds and e 1 foot at
12 seconds, becoming sw 7 ft at 8 seconds and w 1 foot at
5 seconds. a chance of snow. a chance of rain in the afternoon. 
.wed night...w winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 8 ft. wave detail: sw 7 ft at 7 seconds and w 1 foot at
4 seconds. a chance of rain and snow in the evening, then rain
and snow likely after midnight with vsby 1 nm or less. 
.thu...nw winds 20 to 25 kt. seas 5 to 8 ft. wave detail: sw 7 ft
at 8 seconds and nw 2 ft at 5 seconds. snow and rain likely in
the morning, then a chance of snow in the afternoon. vsby 1 nm or
less in the morning.
.thu night...nw winds 20 to 25 kt. seas 4 to 6 ft. wave detail: w
6 ft at 7 seconds and e 2 ft at 13 seconds. a chance of light
freezing spray. 
.fri...w winds 15 to 20 kt with gusts up to 25 kt. seas 4 to
6 ft. a chance of light freezing spray. 
.fri night...w winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. 
.sat and sat night...nw winds around 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.

$$