fzus51 kbox 092303
cwfbox
expires:202510101200;;401892

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 pm edt thu oct 9 2025

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


anz235-101200-
rhode island sound-
703 pm edt thu oct 9 2025

...storm watch in effect from sunday afternoon through monday
evening...

.tonight...n winds 10 to 15 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 4 seconds and se 2 ft at 8 seconds. 
.fri...ne winds 5 to 10 kt, becoming s in the afternoon. seas
around 2 ft. wave detail: n 1 foot at 4 seconds and se 1 foot at
8 seconds. 
.fri night...s winds 5 to 10 kt. seas 1 foot or less, then around
2 ft after midnight. wave detail: se 1 foot at 3 seconds and se
1 foot at 9 seconds, becoming s 1 foot at 3 seconds and e 1 foot
at 4 seconds. 
.sat...se winds 5 to 10 kt. seas around 2 ft. wave detail: s 2 ft
at 4 seconds and se 1 foot at 9 seconds. 
.sat night...e winds 10 to 15 kt, increasing to 20 to 25 kt after
midnight. seas 2 to 4 ft. wave detail: e 4 ft at 5 seconds and se
3 ft at 11 seconds. a chance of showers after midnight. 
.sun...ne winds 25 to 35 kt. seas 4 to 6 ft, building to 6 to
9 ft in the afternoon. wave detail: e 6 ft at 6 seconds and se
5 ft at 13 seconds, becoming se 9 ft at 9 seconds and e 5 ft at
5 seconds. a chance of showers in the morning, then showers
likely in the afternoon. vsby 1 to 3 nm. 
.sun night...ne winds 30 to 40 kt with gusts up to 45 kt. seas
8 to 11 ft, building to 9 to 13 ft after midnight. showers. vsby
1 to 3 nm. 
.mon...e winds 30 to 40 kt with gusts up to 45 kt. seas 9 to
13 ft. showers. vsby 1 to 3 nm. 
.mon night...ne winds 25 to 30 kt with gusts up to 35 kt. seas
9 to 12 ft. showers. vsby 1 to 3 nm. 
.tue and tue night...ne winds 20 to 25 kt, becoming n 15 to
20 kt. gusts up to 30 kt. seas 5 to 8 ft. showers likely. vsby
1 to 3 nm.  

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 092303
cwfbox
expires:202510101200;;401895

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 pm edt thu oct 9 2025

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


anz236-101200-
narragansett bay-
703 pm edt thu oct 9 2025

...gale watch in effect from sunday afternoon through monday
evening...

.tonight...n winds 5 to 10 kt. waves around 2 ft. 
.fri...ne winds around 5 kt, becoming s in the afternoon. waves
1 foot or less. 
.fri night...sw winds 5 to 10 kt. waves 1 foot or less. 
.sat...e winds around 5 kt, becoming se in the afternoon. waves
1 foot or less. 
.sat night...e winds 5 to 10 kt, becoming ne 10 to 15 kt with
gusts up to 20 kt after midnight. waves around 2 ft. a chance of
showers after midnight. 
.sun...ne winds 15 to 20 kt, increasing to 20 to 25 kt in the
afternoon. gusts up to 30 kt. waves 2 to 3 ft. at the bay
entrance, waves 2 to 4 ft, building to 4 to 6 ft in the
afternoon. a chance of showers in the morning, then showers
likely in the afternoon with vsby 1 to 3 nm. 
.sun night...ne winds 25 to 30 kt with gusts up to 40 kt. waves
around 3 ft, except 5 to 8 ft at the bay entrance. showers. vsby
1 to 3 nm. 
.mon through tue...n winds 25 to 30 kt with gusts up to 40 kt.
waves 2 to 3 ft, except 5 to 7 ft at the bay entrance. showers.
vsby 1 to 3 nm. 
.tue night...n winds 10 to 15 kt with gusts up to 25 kt. waves
2 to 3 ft, except 4 to 6 ft at the bay entrance. a chance of
showers.  

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 092303
cwfbox
expires:202510101200;;401893

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 pm edt thu oct 9 2025

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


anz237-101200-
block island sound-
703 pm edt thu oct 9 2025

...storm watch in effect from sunday afternoon through monday
evening...

.tonight...ne winds around 10 kt. seas 2 to 3 ft. wave detail: ne
2 ft at 4 seconds and s 2 ft at 7 seconds. 
.fri...ne winds 5 to 10 kt, becoming se in the afternoon. seas
around 2 ft. wave detail: n 1 foot at 4 seconds and se 1 foot at
8 seconds. 
.fri night...s winds 5 to 10 kt. seas 1 foot or less. wave
detail: se 1 foot at 3 seconds and se 1 foot at 8 seconds. 
.sat...se winds around 5 kt, becoming e in the afternoon. seas
1 foot or less, then around 2 ft in the afternoon. wave detail:
se 1 foot at 3 seconds and se 1 foot at 9 seconds, becoming se
2 ft at 3 seconds and se 1 foot at 9 seconds. 
.sat night...e winds 10 to 15 kt, increasing to 20 to 25 kt after
midnight. seas 2 to 4 ft. wave detail: e 4 ft at 5 seconds and se
3 ft at 12 seconds. a chance of showers. 
.sun...ne winds 25 to 30 kt with gusts up to 40 kt. seas 4 to
6 ft, building to 6 to 9 ft in the afternoon. wave detail: e 6 ft
at 6 seconds and se 4 ft at 12 seconds, becoming se 9 ft at
9 seconds and e 6 ft at 6 seconds. showers. vsby 1 to 3 nm. 
.sun night...ne winds 30 to 40 kt with gusts up to 45 kt. seas
8 to 11 ft, building to 9 to 13 ft after midnight. showers. vsby
1 to 3 nm. 
.mon...ne winds 30 to 35 kt with gusts up to 50 kt. seas 11 to
15 ft. showers. vsby 1 to 3 nm. 
.mon night...ne winds 25 to 30 kt with gusts up to 35 kt. seas
9 to 13 ft. showers. vsby 1 to 3 nm. 
.tue...ne winds 20 to 25 kt with gusts up to 30 kt. seas 6 to
9 ft. showers likely. 
.tue night...n winds 15 to 20 kt with gusts up to 25 kt. seas
5 to 7 ft. a chance of showers.  

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 092303
cwfbox
expires:202510101200;;401887

coastal waters forecast for massachusetts and rhode island
national weather service boston/norton ma
703 pm edt thu oct 9 2025

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


anz255-101200-
coastal waters extending out to 25 nm south of marthas vineyard
and nantucket-
703 pm edt thu oct 9 2025

...storm watch in effect from sunday afternoon through monday
evening...

.tonight...n winds 15 to 20 kt, diminishing to 10 to 15 kt after
midnight. seas 3 to 5 ft. wave detail: n 4 ft at 5 seconds and se
2 ft at 8 seconds. 
.fri...ne winds 5 to 10 kt, becoming se in the afternoon. seas
2 to 3 ft. wave detail: n 2 ft at 4 seconds and se 1 foot at
8 seconds. 
.fri night...s winds 5 to 10 kt. seas around 2 ft. wave detail: e
2 ft at 5 seconds and sw 1 foot at 2 seconds. 
.sat...se winds 5 to 10 kt, becoming e 10 to 15 kt in the
afternoon. seas around 2 ft. wave detail: e 2 ft at 5 seconds and
sw 1 foot at 3 seconds. 
.sat night...e winds 10 to 15 kt, increasing to 20 to 25 kt after
midnight. seas 2 to 4 ft. wave detail: e 4 ft at 5 seconds and se
2 ft at 10 seconds. a chance of showers after midnight. 
.sun...e winds 25 to 35 kt. seas 5 to 7 ft, building to 6 to 9 ft
in the afternoon. wave detail: e 7 ft at 6 seconds and se 4 ft at
10 seconds, becoming e 8 ft at 6 seconds and se 8 ft at
12 seconds. a chance of showers in the morning, then showers
likely in the afternoon. vsby 1 to 3 nm. 
.sun night...e winds 35 to 40 kt with gusts up to 45 kt. seas
9 to 13 ft, building to 12 to 16 ft after midnight. showers. vsby
1 to 3 nm. 
.mon...e winds 30 to 40 kt with gusts up to 50 kt. seas 12 to
16 ft. showers. vsby 1 to 3 nm. 
.mon night...e winds 25 to 35 kt with gusts up to 40 kt. seas
10 to 14 ft. showers. vsby 1 to 3 nm. 
.tue...ne winds 20 to 25 kt with gusts up to 30 kt. seas 8 to
11 ft. showers likely. vsby 1 to 3 nm. 
.tue night...n winds 20 to 25 kt. seas 6 to 9 ft. showers 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.

$$