fzus51 kbox 171325
cwfbox
expires:202511180230;;564817

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz231-180230-
cape cod bay-
825 am est mon nov 17 2025

...gale warning in effect until 7 pm est this evening...

.today...w winds 25 to 30 kt, diminishing to 20 to 25 kt this
afternoon. seas 3 to 5 ft. wave detail: w 5 ft at 5 seconds and
sw 3 ft at 9 seconds. 
.tonight...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: nw 4 ft at 6 seconds and sw 2 ft at
10 seconds. 
.tue...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
4 ft. wave detail: nw 4 ft at 6 seconds and sw 1 foot at
9 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: nw 2 ft at 4 seconds and s 1 foot at 9 seconds. 
.wed and wed night...n winds 5 to 10 kt. seas 1 foot or less.
wave detail: n 1 foot at 5 seconds and s 1 foot at 8 seconds. 
.thu and thu night...ne winds around 5 kt. seas 1 foot or less.
wave detail: n 1 foot at 3 seconds and s 1 foot at 7 seconds. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. seas around
2 ft. a chance of rain. 
.fri night...sw winds 15 to 20 kt. seas 2 to 3 ft. rain likely.  

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 171325
cwfbox
expires:202511180230;;564821

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz232-180230-
nantucket sound-
825 am est mon nov 17 2025

...gale warning in effect until 7 pm est this evening...

.today...w winds 25 to 35 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 10 seconds.
.tonight...w winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. seas 4 to 6 ft. wave detail: nw 5 ft at 6 seconds and
sw 2 ft at 9 seconds. 
.tue...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: w 4 ft
at 4 seconds and n 1 foot at 6 seconds. 
.tue 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 5 seconds and sw
1 foot at 8 seconds. 
.wed and wed night...n winds 5 to 10 kt. seas around 2 ft. wave
detail: nw 1 foot at 4 seconds and s 1 foot at 7 seconds. 
.thu and thu night...ne winds 5 to 10 kt. seas 1 foot or less,
then around 2 ft. wave detail: ne 1 foot at 2 seconds and s
1 foot at 6 seconds, becoming n 1 foot at 3 seconds and s 1 foot
at 6 seconds. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of rain. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. a chance of rain.  

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 171325
cwfbox
expires:202511180230;;564822

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz233-180230-
vineyard sound-
825 am est mon nov 17 2025

...gale warning in effect until 7 pm est this evening...

.today...w winds 25 to 30 kt with gusts up to 35 kt. seas 5 to
7 ft. wave detail: sw 6 ft at 9 seconds and w 5 ft at 6 seconds. 
.tonight...w winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. seas 4 to 6 ft. wave detail: w 5 ft at 6 seconds and sw
4 ft at 9 seconds. 
.tue...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 6 seconds and
sw 1 foot at 9 seconds. 
.tue night...nw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: w 3 ft at 5 seconds and s 1 foot at 9 seconds. 
.wed and wed night...n winds 5 to 10 kt. seas 1 foot or less.
wave detail: sw 1 foot at 7 seconds. 
.thu and thu night...ne winds around 5 kt. seas 1 foot or less.
wave detail: ne 1 foot at 2 seconds and sw 1 foot at 5 seconds. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of rain. 
.fri night...w winds 15 to 20 kt. seas 4 to 6 ft. a chance of
rain.  

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 171325
cwfbox
expires:202511180230;;564823

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz234-180230-
buzzards bay-
825 am est mon nov 17 2025

...gale warning in effect until 7 pm est this evening...

.today...w winds 25 to 30 kt with gusts up to 35 kt. seas 3 to
5 ft. wave detail: w 5 ft at 5 seconds and sw 5 ft at 9 seconds. 
.tonight...w winds 20 to 25 kt with gusts up to 30 kt. seas 3 to
4 ft. wave detail: w 4 ft at 5 seconds and sw 4 ft at 9 seconds. 
.tue...w winds 15 to 20 kt with gusts up to 25 kt. seas 2 to
3 ft. wave detail: w 3 ft at 5 seconds and sw 1 foot at
8 seconds. 
.tue night...w winds 10 to 15 kt with gusts up to 20 kt, becoming
nw 5 to 10 kt after midnight. seas around 2 ft. wave detail: w
2 ft at 5 seconds and s 1 foot at 9 seconds. 
.wed and wed night...n winds 5 to 10 kt. seas 1 foot or less.
wave detail: sw 1 foot at 7 seconds. 
.thu and thu night...ne winds around 5 kt. seas 1 foot or less.
wave detail: ne 1 foot at 2 seconds and sw 1 foot at 5 seconds. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of rain. 
.fri night...w winds 15 to 20 kt. seas 3 to 5 ft. a chance of
rain.  

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 171325
cwfbox
expires:202511180230;;564824

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz235-180230-
rhode island sound-
825 am est mon nov 17 2025

...gale warning in effect until 7 pm est this evening...

.today...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 6 ft at 6 seconds. 
.tonight...w winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. seas 5 to 7 ft. wave detail: w 6 ft at 7 seconds. 
.tue...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 3 to 5 ft. wave detail: w 5 ft
at 5 seconds and sw 2 ft at 8 seconds. 
.tue night...nw winds 10 to 15 kt with gusts up to 20 kt,
diminishing to 5 to 10 kt after midnight. seas 2 to 3 ft. wave
detail: w 3 ft at 6 seconds and s 1 foot at 9 seconds. 
.wed and wed night...n winds 5 to 10 kt. seas around 2 ft. wave
detail: w 2 ft at 5 seconds and n 1 foot at 2 seconds. 
.thu and thu night...ne winds 5 to 10 kt. seas 1 foot or less,
then around 2 ft. wave detail: ne 1 foot at 2 seconds and s
1 foot at 6 seconds, becoming s 2 ft at 6 seconds and ne 1 foot
at 2 seconds. 
.fri...s winds 15 to 20 kt. seas 2 to 4 ft. a chance of rain. 
.fri night...w winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. a chance of rain.  

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 171325
cwfbox
expires:202511180230;;564827

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz236-180230-
narragansett bay-
825 am est mon nov 17 2025

...small craft advisory in effect through tuesday afternoon...

.today...w winds 20 to 25 kt with gusts up to 30 kt. waves around
3 ft. 
.tonight...w winds 15 to 20 kt with gusts up to 30 kt. waves 2 to
3 ft. 
.tue...w winds 15 to 20 kt, diminishing to 10 to 15 kt in the
afternoon. gusts up to 25 kt. waves 2 to 3 ft. 
.tue night...nw winds 5 to 10 kt. waves around 2 ft in the
evening, then 1 foot or less. 
.wed and wed night...n winds around 5 kt. waves 1 foot or less. 
.thu and thu night...ne winds around 5 kt. waves 1 foot or less. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. waves 2 to
3 ft. rain likely. 
.fri night...w winds around 15 kt with gusts up to 20 kt. waves
2 to 4 ft. a chance of rain.  

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 171325
cwfbox
expires:202511180230;;564815

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz250-180230-
coastal waters east of ipswich bay and the stellwagen bank
national marine sanctuary-
825 am est mon nov 17 2025

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

.today...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 sw 1 foot at
9 seconds. 
.tonight...w winds 20 to 25 kt with gusts up to 35 kt. seas 5 to
7 ft. wave detail: w 7 ft at 6 seconds and e 1 foot at
13 seconds. 
.tue...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft. wave detail: w 5 ft
at 5 seconds and se 1 foot at 10 seconds. 
.tue night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 4 ft. wave detail: w 4 ft at 5 seconds and se
1 foot at 9 seconds. 
.wed...nw winds 5 to 10 kt. seas around 2 ft. wave detail: w 2 ft
at 4 seconds and s 1 foot at 9 seconds. 
.wed night...n winds around 5 kt. seas 1 foot or less. wave
detail: nw 1 foot at 3 seconds. 
.thu and thu night...e winds around 5 kt. seas 1 foot or less. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. rain likely. 
.fri night...w winds 15 to 20 kt with gusts up to 25 kt. seas
3 to 5 ft. rain likely.  

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 171325
cwfbox
expires:202511180230;;564818

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz254-180230-
coastal waters from provincetown ma to chatham ma to nantucket ma
out 20 nm-
825 am est mon nov 17 2025

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

.today...w winds 25 to 30 kt with gusts up to 40 kt. seas 7 to
10 ft, except 10 to 14 ft s and e of nantucket. wave detail: w
7 ft at 6 seconds and sw 3 ft at 10 seconds. 
.tonight...w winds 25 to 30 kt, diminishing to 20 to 25 kt after
midnight. seas 5 to 8 ft. wave detail: nw 6 ft at 6 seconds and
sw 2 ft at 10 seconds. 
.tue...w winds 20 to 25 kt, diminishing to 15 to 20 kt in the
afternoon. gusts up to 30 kt. seas 4 to 6 ft. wave detail: nw
6 ft at 6 seconds and s 1 foot at 9 seconds. 
.tue night...w winds 10 to 15 kt. gusts up to 20 kt in the
evening. seas 2 to 4 ft. wave detail: w 4 ft at 6 seconds and s
1 foot at 9 seconds. 
.wed...nw winds 5 to 10 kt. seas 2 to 3 ft. wave detail: w 2 ft
at 5 seconds and s 1 foot at 8 seconds. 
.wed night...n winds around 5 kt. seas around 2 ft in the
evening, then 1 foot or less. wave detail: nw 1 foot at 4 seconds
and s 1 foot at 7 seconds. 
.thu and thu night...ne winds around 5 kt. seas 2 to 3 ft. 
.fri...s winds 10 to 15 kt with gusts up to 20 kt. seas 2 to
3 ft. a chance of rain. 
.fri night...sw winds 15 to 20 kt with gusts up to 25 kt. seas
4 to 6 ft. rain likely.  

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 171325
cwfbox
expires:202511180230;;564819

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
825 am est mon nov 17 2025

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


anz255-180230-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
825 am est mon nov 17 2025

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

.today...w winds 30 to 40 kt. seas 9 to 13 ft. wave detail: w
12 ft at 9 seconds and e 1 foot at 14 seconds. 
.tonight...w winds 30 to 35 kt, diminishing to 25 to 30 kt after
midnight. seas 7 to 10 ft. wave detail: w 10 ft at 9 seconds and
e 1 foot at 14 seconds. 
.tue...w winds 25 to 30 kt, diminishing to 15 to 20 kt in the
afternoon. seas 5 to 8 ft. wave detail: w 8 ft at 7 seconds and
sw 1 foot at 9 seconds. 
.tue night...nw winds 15 to 20 kt, diminishing to around 10 kt
after midnight. seas 3 to 5 ft. wave detail: w 5 ft at 7 seconds
and s 1 foot at 8 seconds. 
.wed and wed night...ne winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: w 2 ft at 6 seconds. 
.thu and thu night...ne winds 5 to 10 kt. seas 2 to 3 ft. wave
detail: e 2 ft at 5 seconds and sw 2 ft at 7 seconds. 
.fri...s winds 15 to 20 kt. seas 2 to 4 ft. a chance of rain. 
.fri night...w winds 20 to 25 kt. seas 5 to 8 ft. a chance of
rain.  

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.

$$