fzus51 kbox 271503
cwfbox
expires:202511280400;;598656

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz231-280400-
cape cod bay-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through saturday
morning...

.this afternoon...w winds around 15 kt with gusts up to 25 kt.
seas 2 to 3 ft. wave detail: w 2 ft at 4 seconds and s 2 ft at
8 seconds. 
.tonight...w winds around 15 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: w 2 ft at 3 seconds and s 2 ft at 8 seconds. 
.fri...w winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 35 kt. seas 3 to 5 ft. wave detail: w 4 ft
at 4 seconds and s 2 ft at 8 seconds. 
.fri night...w winds 20 to 25 kt with gusts up to 35 kt. seas
3 to 5 ft. wave detail: w 4 ft at 4 seconds and s 2 ft at
9 seconds. 
.sat...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: w 4 ft at 5 seconds and s
2 ft at 9 seconds. 
.sat night...nw winds 10 to 15 kt, becoming sw around 5 kt after
midnight. seas around 2 ft. wave detail: nw 2 ft at 5 seconds and
se 1 foot at 9 seconds. 
.sun...s winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft. a chance of rain. 
.sun night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
3 to 4 ft. rain.
.mon...w winds 15 to 20 kt. seas 2 to 3 ft. a chance of rain. 
.mon night...n 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 271503
cwfbox
expires:202511280400;;598660

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz232-280400-
nantucket sound-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through saturday
morning...

.this afternoon...w winds around 20 kt with gusts up to 30 kt.
seas 3 to 5 ft. wave detail: w 4 ft at 4 seconds and s 2 ft at
8 seconds. 
.tonight...w winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: w 4 ft at 4 seconds and sw 2 ft at 8 seconds. 
.fri...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 4 to 6 ft. wave detail: w 5 ft at 5 seconds and s
3 ft at 8 seconds. 
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. seas
4 to 6 ft. wave detail: w 5 ft at 5 seconds and sw 3 ft at
9 seconds. 
.sat...w winds 20 to 25 kt with gusts up to 30 kt, becoming nw
15 to 20 kt in the afternoon. seas 3 to 5 ft. wave detail: w 5 ft
at 5 seconds and sw 2 ft at 9 seconds. 
.sat night...nw winds 10 to 15 kt, becoming ne around 5 kt after
midnight. seas 2 to 3 ft in the evening, then 1 foot or less.
wave detail: nw 2 ft at 4 seconds and s 1 foot at 8 seconds,
becoming sw 1 foot at 6 seconds. 
.sun...s winds 20 to 25 kt. seas 2 to 4 ft. a chance of rain. 
.sun night...sw winds 25 to 30 kt. seas 3 to 5 ft. rain.
.mon...nw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. a chance of rain. 
.mon night...n 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 271503
cwfbox
expires:202511280400;;598661

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz233-280400-
vineyard sound-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through saturday
morning...

.this afternoon...w winds 15 to 20 kt with gusts up to 30 kt.
seas 4 to 6 ft. wave detail: sw 5 ft at 8 seconds and w 3 ft at
5 seconds. 
.tonight...w winds 15 to 20 kt with gusts up to 30 kt. seas 4 to
6 ft. wave detail: sw 5 ft at 7 seconds. 
.fri...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 5 to 7 ft. wave detail: sw 6 ft at 7 seconds. 
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 7 ft. wave detail: w 7 ft at 7 seconds. 
.sat...w winds 20 to 25 kt with gusts up to 30 kt, becoming nw
15 to 20 kt in the afternoon. seas 3 to 5 ft. wave detail: w 4 ft
at 7 seconds. 
.sat night...nw winds 10 to 15 kt, becoming ne around 5 kt after
midnight. seas around 2 ft in the evening, then 1 foot or less.
wave detail: w 2 ft at 6 seconds and se 1 foot at 9 seconds,
becoming sw 1 foot at 7 seconds. 
.sun...s winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. a chance of rain. 
.sun night...sw winds 25 to 30 kt. seas 4 to 6 ft. rain.
.mon...nw winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. a chance of rain. 
.mon night...n 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 271503
cwfbox
expires:202511280400;;598662

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz234-280400-
buzzards bay-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through saturday
morning...

.this afternoon...w winds 15 to 20 kt with gusts up to 30 kt.
seas 3 to 5 ft. wave detail: sw 4 ft at 8 seconds and w 3 ft at
5 seconds. 
.tonight...w winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: sw 4 ft at 8 seconds and w 3 ft at 5 seconds. 
.fri...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 3 to 5 ft. wave detail: sw 5 ft at 7 seconds. 
.fri night...w winds 25 to 30 kt, diminishing to 20 to 25 kt
after midnight. seas 3 to 5 ft. wave detail: sw 5 ft at
7 seconds. 
.sat...w winds 20 to 25 kt, becoming nw 15 to 20 kt in the
afternoon. seas 2 to 4 ft. wave detail: sw 4 ft at 8 seconds and
w 3 ft at 5 seconds. 
.sat night...nw winds 5 to 10 kt, becoming ne after midnight.
seas around 2 ft in the evening, then 1 foot or less. wave
detail: w 2 ft at 6 seconds and se 1 foot at 9 seconds, becoming
s 1 foot at 7 seconds. 
.sun...s winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. a chance of rain. 
.sun night...sw winds 25 to 30 kt. seas 3 to 5 ft. rain.
.mon...nw winds 15 to 20 kt. seas 2 to 3 ft. a chance of rain. 
.mon night...n 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 271503
cwfbox
expires:202511280400;;598663

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz235-280400-
rhode island sound-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through saturday
morning...

.this afternoon...w winds around 20 kt with gusts up to 30 kt.
seas 5 to 7 ft. wave detail: sw 7 ft at 7 seconds. 
.tonight...w winds 15 to 20 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: sw 6 ft at 8 seconds and w 3 ft at 5 seconds. 
.fri...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. gusts up to 40 kt. seas 5 to 8 ft. wave detail: sw
7 ft at 7 seconds. 
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 8 ft. wave detail: w 8 ft at 7 seconds. 
.sat...w winds 20 to 25 kt with gusts up to 30 kt, becoming nw
15 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 7 seconds,
becoming w 4 ft at 7 seconds and s 2 ft at 9 seconds. 
.sat night...nw winds 10 to 15 kt, becoming e 5 to 10 kt after
midnight. seas 2 to 3 ft. wave detail: w 3 ft at 6 seconds and se
1 foot at 9 seconds. 
.sun...s winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. a chance of rain. 
.sun night...sw winds 25 to 30 kt. seas 5 to 7 ft. rain.
.mon...nw winds 15 to 20 kt. seas 3 to 5 ft. a chance of rain. 
.mon night...n 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 271503
cwfbox
expires:202511280400;;598666

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz236-280400-
narragansett bay-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through friday
evening...

.this afternoon...w winds 10 to 15 kt with gusts up to 25 kt.
waves 2 to 4 ft. 
.tonight...w winds 10 to 15 kt with gusts up to 25 kt. waves 2 to
4 ft. 
.fri...w winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. waves 2 to 4 ft. 
.fri night...w winds 15 to 20 kt with gusts up to 30 kt. waves
2 to 4 ft. 
.sat...w winds 10 to 15 kt with gusts up to 25 kt. waves 2 to
3 ft. 
.sat night...nw winds 5 to 10 kt, becoming ne after midnight.
waves around 2 ft in the evening, then 1 foot or less. 
.sun...s winds 15 to 20 kt with gusts up to 25 kt. waves 2 to
4 ft. a chance of rain. 
.sun night...sw winds 20 to 25 kt with gusts up to 30 kt. waves
3 to 5 ft. rain likely. 
.mon...nw winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. a chance of rain. 
.mon night...n winds 5 to 10 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 271503
cwfbox
expires:202511280400;;598654

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz250-280400-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through saturday
morning...

.this afternoon...w winds 15 to 20 kt with gusts up to 30 kt.
seas 3 to 5 ft. wave detail: w 4 ft at 5 seconds and se 2 ft at
8 seconds. 
.tonight...w winds 15 to 20 kt with gusts up to 30 kt. seas 3 to
5 ft. wave detail: w 4 ft at 4 seconds and se 2 ft at 9 seconds. 
.fri...w winds 20 to 25 kt with gusts up to 35 kt. seas 4 to
6 ft. wave detail: w 5 ft at 5 seconds and se 1 foot at
9 seconds. 
.fri night...w winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 7 ft. wave detail: w 6 ft at 5 seconds and se 1 foot at
9 seconds. 
.sat...w winds 20 to 25 kt, becoming nw 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 se 1 foot at 10 seconds. 
.sat night...nw winds 10 to 15 kt with gusts up to 20 kt,
becoming w around 5 kt after midnight. seas 2 to 4 ft. wave
detail: nw 4 ft at 5 seconds and se 1 foot at 10 seconds. 
.sun...s winds 20 to 25 kt with gusts up to 30 kt. seas 2 to
4 ft. a chance of rain. 
.sun night...sw winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. rain.
.mon...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. a chance of rain. 
.mon night...n 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 271503
cwfbox
expires:202511280400;;598657

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz254-280400-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through saturday
morning...

.this afternoon...w winds 15 to 20 kt with gusts up to 30 kt.
seas 5 to 7 ft. wave detail: s 5 ft at 8 seconds and w 4 ft at
5 seconds. 
.tonight...w winds 15 to 20 kt with gusts up to 30 kt. seas 5 to
7 ft. wave detail: w 4 ft at 5 seconds and s 4 ft at 9 seconds. 
.fri...w winds 20 to 25 kt, increasing to 25 to 30 kt in the
afternoon. seas 5 to 7 ft. s and e of nantucket, seas 7 to 9 ft,
building to 8 to 11 ft in the afternoon. wave detail: w 5 ft at
5 seconds and s 4 ft at 8 seconds. 
.fri night...w winds 25 to 30 kt with gusts up to 40 kt. seas
5 to 8 ft. wave detail: w 6 ft at 6 seconds and s 4 ft at
9 seconds. 
.sat...w winds 20 to 25 kt, becoming nw 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 5 to 7 ft. wave detail: nw
6 ft at 6 seconds and s 2 ft at 9 seconds. 
.sat night...nw winds 10 to 15 kt with gusts up to 20 kt,
becoming sw around 5 kt after midnight. seas 2 to 4 ft. wave
detail: nw 4 ft at 6 seconds and se 1 foot at 9 seconds. 
.sun...s winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. a chance of rain. 
.sun night...s winds 20 to 25 kt with gusts up to 30 kt. seas
4 to 6 ft. rain.
.mon...w winds 15 to 20 kt with gusts up to 25 kt. seas 3 to
5 ft. rain likely. 
.mon night...n 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 271503
cwfbox
expires:202511280400;;598658

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
1003 am est thu nov 27 2025

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


anz255-280400-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
1003 am est thu nov 27 2025

...small craft advisory in effect through late tonight...
...gale warning in effect from friday morning through saturday
morning...

.this afternoon...w winds 20 to 25 kt with gusts up to 30 kt.
seas 7 to 9 ft. wave detail: sw 8 ft at 8 seconds. 
.tonight...w winds 20 to 25 kt with gusts up to 30 kt. seas 7 to
9 ft. wave detail: sw 8 ft at 8 seconds. 
.fri...w winds 25 to 30 kt with gusts up to 40 kt. seas 7 to
10 ft. wave detail: sw 10 ft at 8 seconds. 
.fri night...w winds 30 to 35 kt, diminishing to 25 to 30 kt
after midnight. seas 8 to 11 ft. wave detail: w 11 ft at
8 seconds. 
.sat...w winds 25 to 30 kt with gusts up to 35 kt, becoming nw
15 to 20 kt with gusts up to 25 kt in the afternoon. seas 6 to
9 ft, subsiding to 4 to 6 ft in the afternoon. wave detail: w
9 ft at 8 seconds and s 4 ft at 9 seconds, becoming w 6 ft at
8 seconds and se 1 foot at 10 seconds. 
.sat night...nw winds 10 to 15 kt, becoming ne around 5 kt after
midnight. seas 2 to 4 ft. wave detail: w 4 ft at 7 seconds and se
1 foot at 10 seconds. 
.sun...s winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
5 ft. a chance of rain. 
.sun night...sw winds 25 to 30 kt with gusts up to 35 kt. seas
5 to 7 ft. rain.
.mon...nw winds 20 to 25 kt. seas 4 to 6 ft. rain likely. 
.mon night...n 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.

$$