fzus51 kbox 200606
cwfbox
expires:202512201900;;899380

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz231-201900-
cape cod bay-
106 am est sat dec 20 2025

...gale warning in effect until 9 am est this morning...

.rest of tonight...w winds 25 to 30 kt with gusts up to 40 kt.
seas 4 to 6 ft. wave detail: w 5 ft at 5 seconds and sw 4 ft at
8 seconds. 
.sat...w winds 20 to 25 kt with gusts up to 35 kt, diminishing to
10 to 15 kt with gusts up to 20 kt in the afternoon. seas 3 to
5 ft. wave detail: nw 4 ft at 5 seconds and sw 4 ft at 8 seconds.
.sat night...sw winds 15 to 20 kt with gusts up to 30 kt. seas
2 to 4 ft. wave detail: s 4 ft at 9 seconds and sw 3 ft at
4 seconds. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: sw 3 ft at 6 seconds and se 2 ft at
10 seconds. 
.sun night and mon...nw winds 20 to 25 kt with gusts up to 30 kt.
seas 3 to 5 ft. wave detail: nw 5 ft at 6 seconds and sw 2 ft at
8 seconds. 
.mon night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. wave detail: nw 3 ft at 6 seconds and e
1 foot at 10 seconds. a chance of snow after midnight. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. rain with snow likely. vsby 1 to 3 nm. 
.tue night...w winds 20 to 25 kt. seas 3 to 4 ft. rain likely. 
.wed and wed night...nw winds 20 to 25 kt with gusts up to 30 kt,
diminishing to 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 200606
cwfbox
expires:202512201900;;899384

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz232-201900-
nantucket sound-
106 am est sat dec 20 2025

...gale warning in effect until 9 am est this morning...

.rest of tonight...w winds 25 to 35 kt with gusts up to 40 kt.
seas 6 to 9 ft. wave detail: w 5 ft at 6 seconds and sw 5 ft at
9 seconds. 
.sat...w winds 25 to 30 kt with gusts up to 35 kt, diminishing to
15 to 20 kt in the afternoon. seas 5 to 7 ft, subsiding to 3 to
5 ft in the afternoon. wave detail: w 5 ft at 6 seconds and sw
3 ft at 9 seconds, becoming nw 3 ft at 5 seconds and sw 2 ft at
9 seconds. 
.sat night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 2 to 4 ft, building to
4 to 6 ft after midnight. wave detail: sw 3 ft at 4 seconds and
sw 2 ft at 9 seconds, becoming sw 4 ft at 4 seconds and s 4 ft at
9 seconds. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: w 4 ft at 5 seconds and sw 4 ft at 8 seconds. 
.sun night...nw winds 25 to 30 kt. seas 4 to 6 ft. wave detail:
nw 4 ft at 6 seconds and sw 2 ft at 8 seconds. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt, diminishing
to 15 to 20 kt in the afternoon. seas 3 to 5 ft. wave detail: nw
4 ft at 6 seconds and sw 2 ft at 8 seconds. 
.mon night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 3 ft. 
.tue...sw winds 20 to 25 kt. seas 2 to 4 ft. rain with a chance
of snow. vsby 1 to 3 nm. 
.tue night...w winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. rain likely. 
.wed and wed night...nw winds 20 to 25 kt with gusts up to 30 kt,
diminishing to 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 200606
cwfbox
expires:202512201900;;899385

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz233-201900-
vineyard sound-
106 am est sat dec 20 2025

...gale warning in effect until 9 am est this morning...

.rest of tonight...w winds 25 to 30 kt with gusts up to 40 kt.
seas 7 to 10 ft. wave detail: sw 9 ft at 11 seconds and sw 7 ft
at 9 seconds. 
.sat...w winds 20 to 25 kt with gusts up to 35 kt, diminishing to
10 to 15 kt with gusts up to 20 kt in the afternoon. seas 5 to
8 ft, subsiding to 4 to 6 ft in the afternoon. wave detail: sw
8 ft at 11 seconds and sw 6 ft at 9 seconds, becoming s 5 ft at
11 seconds and sw 4 ft at 9 seconds. 
.sat night...sw winds 20 to 25 kt, increasing to 25 to 30 kt with
gusts up to 35 kt after midnight. seas 3 to 5 ft, building to
5 to 7 ft after midnight. wave detail: sw 4 ft at 5 seconds and
sw 4 ft at 9 seconds, becoming sw 7 ft at 8 seconds and sw 5 ft
at 5 seconds. 
.sun...sw winds 25 to 30 kt, becoming w 20 to 25 kt in the
afternoon. seas 5 to 7 ft. wave detail: sw 7 ft at 8 seconds and
w 2 ft at 5 seconds. 
.sun night...nw winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. seas 4 to 6 ft. wave detail: sw 5 ft at 8 seconds
and nw 4 ft at 5 seconds. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt, diminishing
to around 15 kt with gusts up to 20 kt in the afternoon. seas
3 to 5 ft, subsiding to 2 to 3 ft in the afternoon. wave detail:
nw 4 ft at 6 seconds and sw 4 ft at 7 seconds, becoming nw 3 ft
at 6 seconds and sw 2 ft at 7 seconds. 
.mon night...w winds 10 to 15 kt. seas around 2 ft. a chance of
snow after midnight. 
.tue...sw winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. rain with a chance of snow. vsby 1 to 3 nm. 
.tue night...w winds 25 to 30 kt. seas 3 to 5 ft. rain likely. 
.wed...nw winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. 
.wed 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 200606
cwfbox
expires:202512201900;;899386

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz234-201900-
buzzards bay-
106 am est sat dec 20 2025

...gale warning in effect until 9 am est this morning...

.rest of tonight...w winds 25 to 30 kt with gusts up to 35 kt.
seas 5 to 7 ft. wave detail: s 7 ft at 11 seconds and sw 6 ft at
9 seconds. 
.sat...w winds 20 to 25 kt with gusts up to 30 kt, diminishing to
10 to 15 kt with gusts up to 20 kt in the afternoon. seas 4 to
6 ft, subsiding to 2 to 4 ft in the afternoon. wave detail: sw
6 ft at 11 seconds and sw 5 ft at 9 seconds, becoming s 4 ft at
11 seconds and sw 3 ft at 9 seconds. 
.sat night...sw winds 20 to 25 kt, increasing to 25 to 30 kt with
gusts up to 35 kt after midnight. seas 2 to 4 ft, building to
4 to 6 ft after midnight. wave detail: sw 4 ft at 4 seconds and
sw 3 ft at 9 seconds, becoming sw 6 ft at 9 seconds and sw 4 ft
at 5 seconds. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 6 ft at 6 seconds and se 2 ft at
10 seconds. 
.sun night and mon...nw winds 20 to 25 kt with gusts up to 30 kt.
seas 2 to 4 ft. wave detail: nw 4 ft at 6 seconds and sw 4 ft at
8 seconds. 
.mon night...w winds 10 to 15 kt. seas around 2 ft. wave detail:
n 2 ft at 6 seconds and sw 1 foot at 6 seconds. a chance of snow
after midnight. 
.tue...sw winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. rain with a chance of snow. vsby 1 to 3 nm. 
.tue night...w winds 20 to 25 kt. seas 3 to 4 ft. rain likely. 
.wed and wed night...nw winds 20 to 25 kt, diminishing to 10 to
15 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 200606
cwfbox
expires:202512201900;;899387

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz235-201900-
rhode island sound-
106 am est sat dec 20 2025

...gale warning in effect until 9 am est this morning...

.rest of tonight...w winds 25 to 35 kt with gusts up to 40 kt.
seas 9 to 13 ft. wave detail: s 12 ft at 11 seconds and sw 7 ft
at 8 seconds. 
.sat...w winds 20 to 25 kt with gusts up to 35 kt, diminishing to
10 to 15 kt with gusts up to 20 kt in the afternoon. seas 7 to
10 ft, subsiding to 5 to 7 ft in the afternoon. wave detail: s
10 ft at 11 seconds and sw 6 ft at 9 seconds, becoming s 7 ft at
11 seconds and sw 4 ft at 9 seconds. 
.sat night...sw winds 20 to 25 kt, increasing to 25 to 30 kt with
gusts up to 35 kt after midnight. seas 4 to 6 ft, building to
5 to 8 ft after midnight. wave detail: sw 5 ft at 5 seconds and s
5 ft at 10 seconds, becoming s 8 ft at 9 seconds and sw 6 ft at
5 seconds. 
.sun...sw winds 25 to 30 kt, becoming w 20 to 25 kt in the
afternoon. seas 5 to 8 ft. wave detail: sw 8 ft at 7 seconds and
se 2 ft at 10 seconds.
.sun night...nw winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. seas 5 to 7 ft. wave detail: sw 6 ft at 8 seconds
and nw 4 ft at 5 seconds. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt, diminishing
to around 15 kt with gusts up to 20 kt in the afternoon. seas
3 to 5 ft. wave detail: nw 4 ft at 5 seconds and sw 4 ft at
7 seconds. 
.mon night...w winds 10 to 15 kt. seas 2 to 3 ft. a chance of
snow after midnight. 
.tue...sw winds 25 to 30 kt. seas 3 to 5 ft. rain with a chance
of snow. vsby 1 to 3 nm. 
.tue night...w winds 25 to 30 kt. seas 4 to 6 ft. a chance of
rain. 
.wed...nw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. 
.wed night...nw winds 10 to 15 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 200606
cwfbox
expires:202512201900;;899390

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz236-201900-
narragansett bay-
106 am est sat dec 20 2025

...gale warning in effect until 5 am est early this morning...

.rest of tonight...w winds 20 to 25 kt with gusts up to 35 kt.
waves 5 to 7 ft. 
.sat...w winds 15 to 20 kt with gusts up to 30 kt, diminishing to
around 10 kt in the afternoon. waves 2 to 4 ft. at the bay
entrance, waves 5 to 7 ft, subsiding to 3 to 5 ft in the
afternoon. 
.sat night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. waves 3 to 5 ft. 
.sun...w winds 15 to 20 kt with gusts up to 30 kt. waves 3 to
5 ft. 
.sun night and mon...nw winds 15 to 20 kt with gusts up to 30 kt.
waves 2 to 3 ft. 
.mon night...w winds around 10 kt. waves around 2 ft in the
evening, then 1 foot or less. a chance of snow after midnight. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
3 ft. rain and snow likely. vsby 1 to 3 nm. 
.tue night...w winds 15 to 20 kt with gusts up to 25 kt. waves
2 to 3 ft. a chance of rain. 
.wed and wed night...nw winds 15 to 20 kt with gusts up to 25 kt,
diminishing to 5 to 10 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 200606
cwfbox
expires:202512201900;;899378

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz250-201900-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
106 am est sat dec 20 2025

...gale warning in effect until 9 am est this morning...

.rest of tonight...w winds 30 to 35 kt with gusts up to 40 kt.
seas 8 to 11 ft. wave detail: w 8 ft at 7 seconds and se 7 ft at
11 seconds. 
.sat...w winds 25 to 30 kt with gusts up to 35 kt, diminishing to
15 to 20 kt with gusts up to 25 kt in the afternoon. seas 7 to
10 ft, subsiding to 5 to 7 ft in the afternoon. wave detail: w
8 ft at 7 seconds and se 6 ft at 11 seconds, becoming w 5 ft at
7 seconds and se 5 ft at 11 seconds. 
.sat night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail: s
5 ft at 6 seconds and se 3 ft at 11 seconds. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 6 seconds and se 3 ft at
10 seconds. 
.sun night and mon...nw winds 25 to 30 kt. seas 5 to 7 ft. wave
detail: w 7 ft at 7 seconds and se 3 ft at 11 seconds. 
.mon night...w winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. wave detail: nw 3 ft at 5 seconds and e 1 foot at
10 seconds. a chance of snow after midnight. 
.tue...sw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. rain with snow likely. vsby 1 nm or less. 
.tue night...w winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 5 ft. rain likely. 
.wed and wed night...nw winds 20 to 25 kt, diminishing to 15 to
20 kt. gusts up to 30 kt. seas 3 to 5 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 200606
cwfbox
expires:202512201900;;899381

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz254-201900-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
106 am est sat dec 20 2025

...gale warning in effect until 9 am est this morning...

.rest of tonight...w winds 25 to 30 kt with gusts up to 40 kt.
seas 9 to 13 ft, except 13 to 17 ft s and e of nantucket. wave
detail: s 10 ft at 11 seconds and w 7 ft at 6 seconds. 
.sat...w winds 25 to 30 kt with gusts up to 40 kt, diminishing to
15 to 20 kt in the afternoon. seas 8 to 11 ft, subsiding to 5 to
8 ft in the afternoon. wave detail: s 8 ft at 11 seconds and w
7 ft at 6 seconds, becoming se 6 ft at 11 seconds and nw 5 ft at
6 seconds.
.sat night...sw winds 15 to 20 kt, increasing to 20 to 25 kt
after midnight. gusts up to 30 kt. seas 5 to 7 ft. wave detail: s
6 ft at 9 seconds and sw 5 ft at 5 seconds. 
.sun...w winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: s 6 ft at 8 seconds and nw 4 ft at 5 seconds. 
.sun night and mon...nw winds 25 to 30 kt. seas 5 to 8 ft. wave
detail: nw 7 ft at 6 seconds and sw 4 ft at 8 seconds. 
.mon night...nw winds 10 to 15 kt with gusts up to 20 kt. seas
3 to 5 ft. wave detail: n 4 ft at 7 seconds and w 2 ft at
4 seconds. 
.tue...sw winds 20 to 25 kt. seas 3 to 5 ft. rain with a chance
of snow. vsby 1 to 3 nm. 
.tue night...w winds 25 to 30 kt. seas 4 to 6 ft. rain likely. 
.wed...nw winds 25 to 30 kt. seas 4 to 6 ft. 
.wed night...nw winds 15 to 20 kt. seas 3 to 5 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 200606
cwfbox
expires:202512201900;;899382

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
106 am est sat dec 20 2025

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


anz255-201900-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
106 am est sat dec 20 2025

...gale warning in effect until 9 am est this morning...

.rest of tonight...w winds 30 to 40 kt. seas 12 to 16 ft. wave
detail: w 13 ft at 9 seconds and s 12 ft at 11 seconds. 
.sat...w winds 25 to 30 kt with gusts up to 40 kt, diminishing to
15 to 20 kt in the afternoon. seas 9 to 13 ft, subsiding to 6 to
9 ft in the afternoon. wave detail: s 12 ft at 11 seconds and w
10 ft at 10 seconds, becoming sw 7 ft at 10 seconds and s 6 ft at
11 seconds. 
.sat night...sw winds 20 to 25 kt, increasing to 25 to 30 kt with
gusts up to 35 kt after midnight. seas 4 to 6 ft, building to
6 to 9 ft after midnight. wave detail: sw 5 ft at 5 seconds and
sw 5 ft at 10 seconds, becoming sw 9 ft at 6 seconds and se 3 ft
at 10 seconds. 
.sun...w winds 25 to 30 kt with gusts up to 35 kt. seas 7 to
10 ft. wave detail: sw 10 ft at 8 seconds and w 2 ft at
5 seconds. 
.sun night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
7 to 10 ft. wave detail: w 10 ft at 8 seconds and nw 8 ft at
5 seconds. 
.mon...nw winds 25 to 30 kt, diminishing to 15 to 20 kt in the
afternoon. seas 6 to 9 ft, subsiding to 4 to 6 ft in the
afternoon. wave detail: nw 8 ft at 6 seconds and w 6 ft at
8 seconds, becoming nw 6 ft at 6 seconds and w 3 ft at 7 seconds.
.mon night...nw winds 15 to 20 kt. seas 3 to 5 ft.
.tue...sw winds 25 to 30 kt. seas 4 to 6 ft. rain. vsby 1 to
3 nm. 
.tue night...w winds 25 to 35 kt. seas 6 to 9 ft. rain likely. 
.wed...nw winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft. 
.wed night...nw winds 15 to 20 kt. seas 3 to 5 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.

$$