fzus51 kbox 102107
cwfbox
expires:202512111000;;354329

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz231-111000-
cape cod bay-
406 pm est wed dec 10 2025

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

.tonight...sw winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
3 ft. wave detail: sw 3 ft at 4 seconds and se 1 foot at
9 seconds. a chance of rain. 
.thu...w winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 40 kt. seas 3 to 5 ft. wave detail: w 4 ft
at 4 seconds and sw 3 ft at 7 seconds. 
.thu night...w winds 25 to 30 kt with gusts up to 45 kt. seas
3 to 5 ft. wave detail: w 5 ft at 6 seconds and se 1 foot at
9 seconds. 
.fri...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 40 kt. seas 3 to 5 ft. wave detail: w 5 ft
at 6 seconds and se 1 foot at 10 seconds. 
.fri night and sat...sw winds 15 to 20 kt with gusts up to 30 kt.
seas 2 to 3 ft. wave detail: w 3 ft at 5 seconds and se 1 foot at
10 seconds. 
.sat night...w winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 3 ft. wave detail: n 1 foot at 4 seconds and sw 1 foot at
4 seconds. a chance of snow after midnight. 
.sun...w winds 15 to 20 kt with gusts up to 30 kt. seas 2 to
3 ft. a chance of snow. 
.sun night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
3 to 5 ft. a chance of snow. 
.mon and mon night...nw winds 20 to 25 kt, becoming w 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 102107
cwfbox
expires:202512111000;;354333

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz232-111000-
nantucket sound-
406 pm est wed dec 10 2025

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

.tonight...sw winds 20 to 25 kt with gusts up to 35 kt. seas 4 to
6 ft. wave detail: sw 4 ft at 5 seconds and se 1 foot at
9 seconds. a chance of rain. 
.thu...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. gusts up to 40 kt. seas 5 to 7 ft. wave detail: w 4 ft
at 4 seconds and sw 4 ft at 9 seconds. 
.thu night...w winds 25 to 30 kt with gusts up to 45 kt. seas
5 to 7 ft. wave detail: w 5 ft at 5 seconds and sw 5 ft at
8 seconds. 
.fri...w winds 25 to 30 kt, diminishing to 15 to 20 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
4 ft at 8 seconds, becoming w 3 ft at 4 seconds and sw 3 ft at
8 seconds. 
.fri night and sat...w winds 15 to 20 kt with gusts up to 30 kt.
seas 2 to 4 ft. wave detail: w 3 ft at 4 seconds and sw 2 ft at
7 seconds. 
.sat night...w winds around 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: nw 2 ft at 4 seconds and sw 2 ft at
6 seconds. a chance of snow after midnight. 
.sun...nw winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. a chance of snow. 
.sun night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
3 to 5 ft. a chance of snow. 
.mon and mon night...nw winds 20 to 25 kt with gusts up to 35 kt,
diminishing to 15 to 20 kt with gusts up to 25 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 102107
cwfbox
expires:202512111000;;354334

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz233-111000-
vineyard sound-
406 pm est wed dec 10 2025

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

.tonight...sw winds 20 to 25 kt with gusts up to 35 kt. seas 5 to
8 ft. wave detail: sw 7 ft at 8 seconds and sw 1 foot at
3 seconds. a chance of rain. 
.thu...w winds 20 to 25 kt with gusts up to 40 kt. seas 5 to
7 ft. wave detail: sw 6 ft at 9 seconds and w 3 ft at 5 seconds. 
.thu night...w winds 25 to 30 kt with gusts up to 45 kt. seas
5 to 7 ft. wave detail: sw 7 ft at 8 seconds and w 3 ft at
5 seconds. 
.fri...w winds 25 to 30 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 40 kt. seas 4 to 6 ft. wave detail: sw
6 ft at 8 seconds and w 3 ft at 5 seconds. 
.fri night and sat...w winds 15 to 20 kt with gusts up to 30 kt.
seas 2 to 4 ft. wave detail: sw 4 ft at 7 seconds and w 2 ft at
4 seconds. 
.sat night...w winds 10 to 15 kt with gusts up to 25 kt. seas
2 to 4 ft. wave detail: sw 3 ft at 5 seconds and se 1 foot at
10 seconds. a chance of snow after midnight. 
.sun...nw winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. a chance of snow. 
.sun night...nw winds 25 to 30 kt with gusts up to 35 kt. 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...nw winds 15 to 20 kt with gusts up to 25 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 102107
cwfbox
expires:202512111000;;354335

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz234-111000-
buzzards bay-
406 pm est wed dec 10 2025

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

.tonight...sw winds 20 to 25 kt, becoming w 15 to 20 kt after
midnight. gusts up to 35 kt. seas 4 to 6 ft. wave detail: sw 6 ft
at 8 seconds and w 2 ft at 4 seconds. a chance of rain. 
.thu...w winds 20 to 25 kt with gusts up to 40 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 9 seconds and w 3 ft at 5 seconds. 
.thu night...w winds 25 to 30 kt with gusts up to 40 kt. seas
4 to 6 ft. wave detail: w 6 ft at 6 seconds and s 1 foot at
9 seconds. 
.fri...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 40 kt. seas 3 to 5 ft. wave detail: sw
5 ft at 8 seconds and w 3 ft at 5 seconds. 
.fri night and sat...w winds 10 to 15 kt with gusts up to 30 kt.
seas 2 to 3 ft. wave detail: sw 3 ft at 7 seconds and w 2 ft at
4 seconds. 
.sat night...w winds 10 to 15 kt with gusts up to 20 kt. seas
2 to 3 ft. wave detail: sw 2 ft at 5 seconds and se 1 foot at
10 seconds. a chance of snow after midnight. 
.sun and sun night...nw winds 15 to 20 kt, increasing to 20 to
25 kt. gusts up to 30 kt. seas 2 to 3 ft. a chance of snow. 
.mon and mon night...nw winds 20 to 25 kt, diminishing to 15 to
20 kt. gusts up to 30 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 102107
cwfbox
expires:202512111000;;354336

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz235-111000-
rhode island sound-
406 pm est wed dec 10 2025

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

.tonight...sw winds 20 to 25 kt with gusts up to 40 kt. seas 7 to
10 ft. wave detail: sw 9 ft at 9 seconds and w 2 ft at 5 seconds.
a chance of rain. 
.thu...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. gusts up to 40 kt. seas 6 to 9 ft. wave detail: sw
8 ft at 9 seconds and w 4 ft at 5 seconds. 
.thu night...w winds 25 to 30 kt with gusts up to 45 kt. seas
6 to 9 ft. wave detail: sw 7 ft at 9 seconds and w 4 ft at
6 seconds. 
.fri...w winds 25 to 30 kt, diminishing to 15 to 20 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: sw 7 ft at 8 seconds and w
4 ft at 5 seconds, becoming sw 5 ft at 8 seconds and w 2 ft at
5 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 3 to 5 ft, subsiding to 2 to 3 ft after midnight. wave
detail: sw 4 ft at 7 seconds and w 2 ft at 4 seconds, becoming sw
3 ft at 7 seconds and w 2 ft at 4 seconds. 
.sat...w winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: sw 3 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. a chance of snow after midnight. 
.sun...nw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. a chance of snow. 
.sun night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 ft. a chance of snow. 
.mon and mon 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 102107
cwfbox
expires:202512111000;;354339

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz236-111000-
narragansett bay-
406 pm est wed dec 10 2025

...gale warning in effect from thursday morning through friday
afternoon...

.tonight...sw winds 20 to 25 kt, diminishing to 15 to 20 kt after
midnight. gusts up to 35 kt. waves 3 to 5 ft. a chance of rain. 
.thu...w winds 15 to 20 kt with gusts up to 35 kt. waves 3 to
5 ft. 
.thu night...w winds 20 to 25 kt with gusts up to 40 kt. waves
3 to 5 ft. 
.fri...w winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 35 kt. waves 2 to 4 ft. 
.fri night and sat...w winds 10 to 15 kt with gusts up to 25 kt.
waves 2 to 3 ft. 
.sat night...w winds 10 to 15 kt with gusts up to 20 kt. waves
2 to 3 ft. a chance of snow after midnight. 
.sun...nw winds 10 to 15 kt with gusts up to 25 kt. waves 2 to
3 ft. a chance of snow. 
.sun night through mon night...w winds 15 to 20 kt with gusts up
to 30 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 102107
cwfbox
expires:202512111000;;354327

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz250-111000-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
406 pm est wed dec 10 2025

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

.tonight...sw winds 20 to 25 kt with gusts up to 40 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 5 seconds and se 1 foot at
9 seconds. a chance of rain. 
.thu...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. gusts up to 45 kt. seas 4 to 6 ft, building to 6 to
9 ft in the afternoon. wave detail: w 4 ft at 5 seconds and se
4 ft at 7 seconds, becoming w 6 ft at 6 seconds and se 1 foot at
9 seconds. 
.thu night...w winds 25 to 30 kt with gusts up to 45 kt. seas
7 to 10 ft. wave detail: w 6 ft at 6 seconds and se 1 foot 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 6 to 9 ft, subsiding to 5 to
7 ft in the afternoon. wave detail: w 6 ft at 6 seconds and se
1 foot 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, subsiding to 2 to 4 ft after midnight. wave
detail: w 5 ft at 6 seconds and se 1 foot at 10 seconds, becoming
w 4 ft at 6 seconds. 
.sat...w winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: sw 2 ft at 5 seconds and se 1 foot at
11 seconds. 
.sat night...w winds 10 to 15 kt with gusts up to 25 kt. seas
around 3 ft. a chance of snow after midnight. 
.sun...nw winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. a chance of snow. 
.sun night...nw winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 ft. a chance of snow. 
.mon...nw winds 20 to 25 kt with gusts up to 30 kt. seas 5 to
7 ft. 
.mon night...w winds 15 to 20 kt with gusts up to 30 kt. seas
4 to 6 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 102107
cwfbox
expires:202512111000;;354330

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz254-111000-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
406 pm est wed dec 10 2025

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

.tonight...sw winds 15 to 20 kt with gusts up to 35 kt. seas 5 to
7 ft, except 8 to 11 ft s and e of nantucket. wave detail: sw
6 ft at 5 seconds and se 1 foot at 9 seconds. a slight chance of
rain this evening, then a chance of rain after midnight. 
.thu...w winds 20 to 25 kt with gusts up to 40 kt. seas 5 to
7 ft, building to 6 to 9 ft in the afternoon. s and e of
nantucket, seas 8 to 11 ft, building to 9 to 13 ft in the
afternoon. wave detail: s 5 ft at 8 seconds and w 4 ft at
4 seconds, becoming w 5 ft at 5 seconds and sw 4 ft at 8 seconds.
.thu night...w winds 25 to 30 kt with gusts up to 45 kt. seas
7 to 10 ft. wave detail: w 6 ft at 6 seconds and s 3 ft at
10 seconds. 
.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 6 to
9 ft, subsiding to 5 to 7 ft in the afternoon. wave detail: w
6 ft at 7 seconds and s 2 ft at 10 seconds, becoming w 5 ft at
7 seconds and s 1 foot at 10 seconds. 
.fri night...w winds 20 to 25 kt, diminishing to 10 to 15 kt
after midnight. gusts up to 30 kt. seas 4 to 6 ft. wave detail: w
5 ft at 7 seconds and s 1 foot at 9 seconds. 
.sat...w winds 10 to 15 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: sw 3 ft at 7 seconds and se 1 foot at
11 seconds. 
.sat night...w winds around 15 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of rain and snow after midnight. 
.sun...w winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. a chance of snow and rain. 
.sun night and mon...nw winds 25 to 30 kt, diminishing to 20 to
25 kt. seas 5 to 7 ft. a chance of snow. 
.mon night...nw winds 15 to 20 kt with gusts up to 30 kt. seas
5 to 7 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 102107
cwfbox
expires:202512111000;;354331

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
406 pm est wed dec 10 2025

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


anz255-111000-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
406 pm est wed dec 10 2025

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

.tonight...sw winds 20 to 25 kt with gusts up to 40 kt. seas 9 to
12 ft. wave detail: sw 10 ft at 9 seconds and w 1 foot at
4 seconds. a slight chance of rain this evening. a chance of rain
after midnight. 
.thu...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. gusts up to 45 kt. seas 7 to 10 ft, building to 9 to
12 ft in the afternoon. wave detail: sw 9 ft at 9 seconds and w
2 ft at 5 seconds, becoming sw 10 ft at 9 seconds and w 2 ft at
5 seconds. 
.thu night...w winds 30 to 35 kt with gusts up to 45 kt. seas
9 to 12 ft. wave detail: w 12 ft at 9 seconds and w 3 ft at
5 seconds. 
.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 7 to
10 ft, subsiding to 5 to 8 ft in the afternoon. wave detail: w
10 ft at 8 seconds and w 3 ft at 5 seconds, becoming w 8 ft at
8 seconds and w 2 ft at 5 seconds. 
.fri night and sat...w winds 20 to 25 kt with gusts up to 30 kt.
seas 4 to 6 ft. wave detail: w 6 ft at 8 seconds and w 2 ft at
5 seconds. 
.sat night...w winds 15 to 20 kt with gusts up to 30 kt. seas
5 to 7 ft. wave detail: w 5 ft at 6 seconds and se 1 foot at
10 seconds. a chance of rain and snow after midnight. 
.sun...w winds 25 to 30 kt. seas 5 to 7 ft. a chance of rain and
snow. 
.sun night and mon...nw winds 25 to 30 kt with gusts up to 40 kt.
seas 6 to 9 ft. a chance of snow. 
.mon night...nw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 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.

$$